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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 10-Q
(Mark One)
QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the quarterly period ended September 23, 2020March 31, 2021
OR
TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934
For the transition period from _______ to ______
Commission file number: 001-36823
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SHAKE SHACK INC.
(Exact name of registrant as specified in its charter)
Delaware47-1941186
(State or other jurisdiction of
incorporation or organization)
(IRS Employer
Identification No.)
225 Varick Street
Suite 301
New York,New York10014
(Address of principal executive offices)(Zip Code)
(646) 747-7200
(Registrant's telephone number, including area code)
Securities registered pursuant to Section 12(b) of the Act
Title of each classTrading symbol(s)Name of each exchange on which registered
Class A Common Stock, par value $0.001SHAKNew York Stock Exchange

Indicate by check mark if the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes o No
Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted and posted pursuant to Rule-405 of Regulation S-T during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). þ Yes o No
Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, smaller reporting company, or an emerging growth company. See the definitions of "large accelerated filer," "accelerated filer," "smaller reporting company," and "emerging growth company" in Rule 12b-2 of the Exchange Act.
Large Accelerated FilerAccelerated filer  
Non-accelerated filer  Smaller reporting company
Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.
Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act). Yes No
As of October 21, 2020,April 28, 2021, there were 38,329,55239,103,614 shares of Class A common stock outstanding and 3,112,0022,921,588 shares of Class B common stock outstanding.



SHAKE SHACK INC.
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Cautionary Note Regarding Forward-Looking Information
This Quarterly Report on Form 10-Q ("Form 10-Q") contains forward-looking statements, within the meaning of the Private Securities Litigation Reform Act of 1995 ("PSLRA"), which are subject to known and unknown risks, uncertainties and other important factors that may cause actual results to be materially different from the statements made herein. All statements other than statements of historical fact are forward-looking statements. Forward-looking statements discuss our current expectations and projections relating to our financial position, results of operations, plans, objectives, future performance and business. You can identify forward-looking statements by the fact that they do not relate strictly to historical or current facts. These statements may include words such as "aim," "anticipate," "believe," "estimate," "expect," "forecast," "future," "intend," "outlook," "potential," "project," "projection," "plan," "seek," "may," "could," "would," "will," "should," "can," "can have," "likely," the negatives thereof and other similar expressions.
All forward-looking statements are expressly qualified in their entirety by these cautionary statements. You should evaluate all forward-looking statements made in this Form 10-Q in the context of the risks and uncertainties disclosed in our Annual Report on Form 10-K for the fiscal year ended December 25, 2019 and Quarterly Report on Form 10-Q for the quarterly period ended June 24,30, 2020 as filed with the Securities and Exchange Commission (the "SEC").
The forward-looking statements included in this Form 10-Q are made only as of the date hereof. We undertake no obligation to publicly update or revise any forward-looking statement as a result of new information, future events or otherwise, except as otherwise required by law.
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PART I – FINANCIAL INFORMATION
Item 1. Financial Statements (Unaudited).
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SHAKE SHACK INC.
CONDENSED CONSOLIDATED BALANCE SHEETS
(UNAUDITED)
(in thousands, except share and per share amounts)
September 23
2020
December 25
2019
March 31
2021
December 30
2020
ASSETSASSETSASSETS
Current assets:Current assets:Current assets:
Cash and cash equivalents$174,883 $37,099 Cash and cash equivalents$374,999 $146,873 
Marketable securities16,879 36,508 Marketable securities40,914 36,887 
Accounts receivable7,729 9,970 Accounts receivable, net8,838 9,464 
Inventories2,383 2,221 Inventories2,734 2,888 
Prepaid expenses and other current assets2,636 1,877 Prepaid expenses and other current assets7,805 7,074 
Total current assets204,510 87,675 Total current assets435,290 203,186 
Property and equipment, net326,526 314,862 
Property and equipment, net of accumulated depreciation of $179,226 and $166,156, respectivelyProperty and equipment, net of accumulated depreciation of $179,226 and $166,156, respectively348,580 336,541 
Operating lease assetsOperating lease assets305,133 274,426 Operating lease assets312,087 306,317 
Deferred income taxes, netDeferred income taxes, net288,995 279,817 Deferred income taxes, net299,838 287,007 
Other assetsOther assets12,038 11,488 Other assets11,794 12,297 
TOTAL ASSETSTOTAL ASSETS$1,137,202 $968,268 TOTAL ASSETS$1,407,589 $1,145,348 
LIABILITIES AND STOCKHOLDERS' EQUITYLIABILITIES AND STOCKHOLDERS' EQUITYLIABILITIES AND STOCKHOLDERS' EQUITY
Current liabilities:Current liabilities:Current liabilities:
Accounts payable$22,354 $14,300 Accounts payable$24,307 $23,487 
Accrued expenses25,236 24,140 Accrued expenses28,774 25,920 
Accrued wages and related liabilities9,237 11,451 Accrued wages and related liabilities13,306 10,441 
Operating lease liabilities, current34,859 30,002 Operating lease liabilities, current37,275 35,657 
Other current liabilities12,580 19,499 Other current liabilities15,087 14,200 
Total current liabilities104,266 99,392 Total current liabilities118,749 109,705 
Long-term debtLong-term debt242,875 
Long-term operating lease liabilitiesLong-term operating lease liabilities336,149 304,914 Long-term operating lease liabilities349,670 343,736 
Liabilities under tax receivable agreement, net of current portionLiabilities under tax receivable agreement, net of current portion228,197 226,649 Liabilities under tax receivable agreement, net of current portion234,048 232,954 
Other long-term liabilitiesOther long-term liabilities21,828 15,328 Other long-term liabilities22,297 24,460 
Total liabilitiesTotal liabilities690,440 646,283 Total liabilities967,639 710,855 
Commitments and contingencies (Note 15)
Commitments and contingencies (Note 13)Commitments and contingencies (Note 13)00
Stockholders' equity:Stockholders' equity:Stockholders' equity:
Preferred stock, no par value—10,000,000 shares authorized; none issued and outstanding as of September 23, 2020 and December 25, 2019.Preferred stock, no par value—10,000,000 shares authorized; none issued and outstanding as of March 31, 2021 and December 30, 2020.
Class A common stock, $0.001 par value—200,000,000 shares authorized; 38,280,102 and 34,417,302 shares issued and outstanding as of September 23, 2020 and December 25, 2019, respectively.38 35 Class A common stock, $0.001 par value—200,000,000 shares authorized; 39,103,239 and 38,717,790 shares issued and outstanding as of March 31, 2021 and December 30, 2020, respectively.39 39 
Class B common stock, $0.001 par value—35,000,000 shares authorized; 3,112,002 and 3,145,197 shares issued and outstanding as of September 23, 2020 and December 25, 2019, respectively.Class B common stock, $0.001 par value—35,000,000 shares authorized; 2,921,588 and 2,951,188 shares issued and outstanding as of March 31, 2021 and December 30, 2020, respectively.
Additional paid-in capital386,011 244,410 Additional paid-in capital400,371 395,067 
Retained earnings31,637 54,367 Retained earnings13,518 12,209 
Accumulated other comprehensive incomeAccumulated other comprehensive income
Total stockholders' equity attributable to Shake Shack Inc.417,692 298,817 Total stockholders' equity attributable to Shake Shack Inc.413,933 407,321 
Non-controlling interestsNon-controlling interests29,070 23,168 Non-controlling interests26,017 27,172 
Total equityTotal equity446,762 321,985 Total equity439,950 434,493 
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITYTOTAL LIABILITIES AND STOCKHOLDERS' EQUITY$1,137,202 $968,268 TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY$1,407,589 $1,145,348 
See accompanying Notes to Condensed Consolidated Financial Statements.
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SHAKE SHACK INC.
CONDENSED CONSOLIDATED STATEMENTS OF INCOME (LOSS)
(UNAUDITED)
(in thousands, except per share amounts)
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Shack salesShack sales$126,288 $152,366 $353,855 $428,811 Shack sales$150,668 $138,048 
Licensing revenueLicensing revenue4,113 5,396 11,502 14,273 Licensing revenue4,614 5,122 
TOTAL REVENUETOTAL REVENUE130,401 157,762 365,357 443,084 TOTAL REVENUE155,282 143,170 
Shack-level operating expenses:Shack-level operating expenses:Shack-level operating expenses:
Food and paper costs37,903 44,159 107,494 125,049 Food and paper costs44,630 39,564 
Labor and related expenses37,898 41,601 110,597 118,891 Labor and related expenses46,382 41,766 
Other operating expenses18,743 18,947 50,826 51,270 Other operating expenses23,144 17,779 
Occupancy and related expenses13,093 12,537 37,974 35,309 Occupancy and related expenses13,911 12,558 
General and administrative expensesGeneral and administrative expenses14,962 17,090 45,170 46,420 General and administrative expenses19,565 16,191 
Depreciation expense12,376 10,474 36,233 29,239 
Depreciation and amortization expenseDepreciation and amortization expense13,726 11,768 
Pre-opening costsPre-opening costs1,822 4,487 5,799 10,678 Pre-opening costs3,576 2,243 
Impairment and loss on disposal of assetsImpairment and loss on disposal of assets402 303 2,924 1,031 Impairment and loss on disposal of assets369 2,088 
TOTAL EXPENSESTOTAL EXPENSES137,199 149,598 397,017 417,887 TOTAL EXPENSES165,303 143,957 
OPERATING INCOME (LOSS)(6,798)8,164 (31,660)25,197 
Other income, net34 248 335 1,259 
OPERATING LOSSOPERATING LOSS(10,021)(787)
Other income (expense), netOther income (expense), net31 (93)
Interest expenseInterest expense(143)(133)(697)(302)Interest expense(515)(112)
INCOME (LOSS) BEFORE INCOME TAXES(6,907)8,279 (32,022)26,154 
Benefit from income taxes(797)(3,144)(6,802)(47)
LOSS BEFORE INCOME TAXESLOSS BEFORE INCOME TAXES(10,505)(992)
Income tax expense (benefit)Income tax expense (benefit)(11,080)87 
NET INCOME (LOSS)NET INCOME (LOSS)(6,110)11,423 (25,220)26,201 NET INCOME (LOSS)575 (1,079)
Less: net income (loss) attributable to non-controlling interests(551)1,079 (2,490)4,281 
Less: net loss attributable to non-controlling interestsLess: net loss attributable to non-controlling interests(734)(119)
NET INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.NET INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.$(5,559)$10,344 $(22,730)$21,920 NET INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.$1,309 $(960)
Earnings (loss) per share of Class A common stock:Earnings (loss) per share of Class A common stock:Earnings (loss) per share of Class A common stock:
Basic$(0.15)$0.32 $(0.62)$0.72 Basic$0.03 $(0.03)
Diluted$(0.15)$0.31 $(0.62)$0.70 Diluted$0.01 $(0.03)
Weighted-average shares of Class A common stock outstanding:Weighted-average shares of Class A common stock outstanding:Weighted-average shares of Class A common stock outstanding:
Basic38,251 31,961 36,668 30,549 Basic38,948 34,444 
Diluted38,251 32,916 36,668 31,441 Diluted42,789 34,444 
`See accompanying Notes to Condensed Consolidated Financial Statements.



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SHAKE SHACK INC.
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS)
(UNAUDITED)
(in thousands)
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Net income (loss)Net income (loss)$(6,110)$11,423 $(25,220)$26,201 Net income (loss)$575 $(1,079)
Other comprehensive income, net of tax(1):
Other comprehensive income (loss), net of tax(1):
Other comprehensive income (loss), net of tax(1):
Change in foreign currency translation adjustmentChange in foreign currency translation adjustment(1)
Net changeNet change(1)
OTHER COMPREHENSIVE INCOME
OTHER COMPREHENSIVE INCOME (LOSS)OTHER COMPREHENSIVE INCOME (LOSS)(1)
COMPREHENSIVE INCOME (LOSS)COMPREHENSIVE INCOME (LOSS)(6,110)11,423 (25,219)26,201 COMPREHENSIVE INCOME (LOSS)574 (1,078)
Less: comprehensive income (loss) attributable to non-controlling interest(551)1,079 (2,490)4,281 
Less: comprehensive loss attributable to non-controlling interestLess: comprehensive loss attributable to non-controlling interest(734)(119)
COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.$(5,559)$10,344 $(22,729)$21,920 COMPREHENSIVE INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.$1,308 $(959)
(1) Net of tax expense of $0 for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 and SeptemberMarch 25, 2019.2020.
See accompanying Notes to Condensed Consolidated Financial Statements.
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SHAKE SHACK INC.
CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY
(UNAUDITED)
(in thousands, except share amounts)
For the Thirteen Weeks Ended September 23, 2020 and September 25, 2019
Class A
Common Stock
Class B
Common Stock
Additional
Paid-In
Capital
Retained EarningsAccumulated Other Comprehensive IncomeNon-
Controlling
Interest
Total
Equity
SharesAmountSharesAmount
BALANCE, JUNE 24, 202038,236,538 $38 3,117,002 $$384,338 $37,196 $$29,707 $451,285 
Net loss(5,559)(551)(6,110)
Other comprehensive income:
Net change in foreign currency translation adjustment— — — 
Equity-based compensation1,346 1,346 
Activity under stock compensation plans38,564 367 122 489 
Redemption of LLC Interests5,000 (5,000)44 (44)
Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis(84)(84)
Issuance of Class A common stock sold in equity offerings, net of underwriting discounts, commissions and offering costs— — — — — 
Distributions paid to non-controlling interest holders(164)(164)
BALANCE, SEPTEMBER 23, 202038,280,102 $38 3,112,002 $$386,011 $31,637 $$29,070 $446,762 
BALANCE, JUNE 26, 201930,557,685 $31 6,731,209 $$208,866 $46,116 $$45,653 $300,673 
Cumulative effect of accounting changes— — — 
Net income10,344 1,079 11,423 
Equity-based compensation1,908 1,908 
Activity under stock compensation plans172,403 — 1,786 1,839 3,625 
Redemption of LLC Interests231,599 — (231,599)— 1,635 (1,635)
Effect of Gramercy Tavern Merger2,690,263 (2,690,263)(3)19,218 (19,218)
Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis705 705 
Distribution to non-controlling interest owners(39)(39)
BALANCE, SEPTEMBER 25, 201933,651,950 $34 3,809,347 $$234,118 $56,460 $$27,679 $318,295 



For the Thirteen Weeks Ended March 31, 2021 and March 25, 2020
Class A
Common Stock
Class B
Common Stock
Additional
Paid-In
Capital
Retained EarningsAccumulated Other Comprehensive Income (Loss)Non-
Controlling
Interest
Total
Equity
SharesAmountSharesAmount
BALANCE, DECEMBER 30, 202038,717,790 $39 2,951,188 $$395,067 $12,209 $$27,172 $434,493 
Net income (loss)1,309 (734)575 
Other comprehensive income (loss):
Net change in foreign currency translation adjustment(1)(1)
Equity-based compensation1,696 1,696 
Activity under stock compensation plans355,849 3,359 82 3,441 
Redemption of LLC Interests29,600 (29,600)36 (36)
Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis213 213 
Distributions paid to non-controlling interest holders(467)(467)
BALANCE, MARCH 31, 202139,103,239 $39 2,921,588 $$400,371 $13,518 $$26,017 $439,950 
BALANCE, DECEMBER 25, 201934,417,302 $35 3,145,197 $$244,410 $54,367 $$23,168 $321,985 
Net loss(960)(119)(1,079)
Other comprehensive income (loss):
Net change in foreign currency translation adjustment
Equity-based compensation1,313 1,313 
Activity under stock compensation plans77,903 — 424 (361)63 
Redemption of LLC Interests28,195 (28,195)195 (195)
Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis628 628 
Distributions paid to non-controlling interest holders(305)(305)
BALANCE, MARCH 25, 202034,523,400 $35 3,117,002 $$246,970 $53,407 $$22,188 $322,606 

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For the Thirty-Nine Weeks Ended September 23, 2020 and September 25, 2019
Class A
Common Stock
Class B
Common Stock
Additional
Paid-In
Capital
Retained EarningsAccumulated Other Comprehensive IncomeNon-
Controlling
Interest
Total
Equity
SharesAmountSharesAmount
BALANCE, DECEMBER 25, 201934,417,302 $35 3,145,197 $$244,410 $54,367 $$23,168 $321,985 
Net loss(22,730)(2,490)(25,220)
Other comprehensive income:
Net change in foreign currency translation adjustment— 
Equity-based compensation4,088 4,088 
Activity under stock compensation plans180,068 627 (167)460 
Redemption of LLC Interests33,195 (33,195)239 (239)
Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis929 929 
Issuance of Class A common stock sold in equity offerings, net of underwriting discounts, commissions and offering costs3,649,537 135,718 9,276 144,997 
Distributions paid to non-controlling interest holders(478)(478)
BALANCE, SEPTEMBER 23, 202038,280,102 $38 3,112,002 $$386,011 $31,637 $$29,070 $446,762 
BALANCE, DECEMBER 26, 201829,520,833 $30 7,557,347 $$195,633 $30,404 $$47,380 $273,455 
Cumulative effect of accounting changes4,136 1,059 5,195 
Net income21,920 4,281 26,201 
Equity-based compensation5,918 5,918 
Activity under stock compensation plans383,117 — 2,718 2,998 5,716 
Redemption of LLC Interests1,057,737 (1,057,737)(1)7,115 (7,115)
Effect of Gramercy Tavern Merger2,690,263 (2,690,263)(3)19,218 (19,218)— 
Establishment of liabilities under tax receivable agreement and related changes to deferred tax assets associated with increases in tax basis3,516 3,516 
Distributions paid to non-controlling interest holders(1,706)(1,706)
BALANCE, SEPTEMBER 25, 201933,651,950 $34 3,809,347 $$234,118 $56,460 $$27,679 $318,295 
See accompanying Notes to Condensed Consolidated Financial Statements.

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SHAKE SHACK INC.
CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS
(UNAUDITED)
(in thousands)
Thirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
March 31
2021
March 25
2020
OPERATING ACTIVITIESOPERATING ACTIVITIESOPERATING ACTIVITIES
Net income (loss) (including amounts attributable to non-controlling interests)Net income (loss) (including amounts attributable to non-controlling interests)$(25,220)$26,201 Net income (loss) (including amounts attributable to non-controlling interests)$575 $(1,079)
Adjustments to reconcile net income (loss) to net cash provided by operating activitiesAdjustments to reconcile net income (loss) to net cash provided by operating activitiesAdjustments to reconcile net income (loss) to net cash provided by operating activities
Depreciation expense36,233 29,239 Depreciation and amortization expense13,726 11,768 
Amortization of cloud computing asset1,086 107 Amortization of debt issuance costs86 
Non-cash operating lease cost33,726 29,329 Amortization of cloud computing asset313 260 
Equity-based compensation4,058 5,751 Non-cash operating lease cost12,330 10,742 
Deferred income taxes8,680 (1,152)Equity-based compensation1,681 1,300 
Non-cash interest expense48 85 Deferred income taxes(1,523)3,775 
Non-cash interest expense337 69 
Gain on sale of marketable securities(79)(22)
Impairment and loss on disposal of assets2,924 1,031 Gain on sale of marketable securities(79)
Unrealized (gain) loss on available-for-sale securities22 (231)Impairment and loss on disposal of assets369 2,088 
Other non-cash expense906 Unrealized loss on available-for-sale securities46 356 
Other non-cash (income) expense(1)183 
Changes in operating assets and liabilities:
Accounts receivable2,241 8,320 Changes in operating assets and liabilities:
Inventories(162)(33)Accounts receivable626 3,150 
Prepaid expenses and other current assets(759)265 Inventories154 306 
Other assets(2,111)(6,735)Prepaid expenses and other current assets(731)(439)
Accounts payable4,349 4,038 Other assets(216)(1,039)
Accrued expenses(13,361)2,841 Accounts payable1,474 (4,449)
Accrued wages and related liabilities(2,214)(915)Accrued expenses(9,420)(6,330)
Other current liabilities437 638 Accrued wages and related liabilities2,865 (5,113)
Other current liabilities(158)273 
Long-term operating lease liabilities(25,298)(26,932)
Other long-term liabilities2,992 1,216 Long-term operating lease liabilities(10,754)(8,755)
Other long-term liabilities(1,828)497 
NET CASH PROVIDED BY OPERATING ACTIVITIESNET CASH PROVIDED BY OPERATING ACTIVITIES28,498 73,043 NET CASH PROVIDED BY OPERATING ACTIVITIES9,951 7,484 
INVESTING ACTIVITIESINVESTING ACTIVITIESINVESTING ACTIVITIES
Purchases of property and equipmentPurchases of property and equipment(47,002)(80,904)Purchases of property and equipment(23,155)(19,159)
Purchases of marketable securitiesPurchases of marketable securities(314)(970)Purchases of marketable securities(4,073)(192)
Sales of marketable securitiesSales of marketable securities20,000 27,000 Sales of marketable securities20,000 
NET CASH USED IN INVESTING ACTIVITIES(27,316)(54,874)
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIESNET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES(27,228)649 
FINANCING ACTIVITIESFINANCING ACTIVITIESFINANCING ACTIVITIES
Proceeds from issuance of convertible notes, net of discountProceeds from issuance of convertible notes, net of discount243,750 
Proceeds from revolving credit facilityProceeds from revolving credit facility50,000 Proceeds from revolving credit facility50,000 
Payments on revolving credit facility(50,000)
Deferred financing costsDeferred financing costs(64)(286)Deferred financing costs(70)
Proceeds from issuance of Class A common stock sold in equity offerings, net of underwriting discounts, commissions and offering costs144,997 
Payments on principal of finance leasesPayments on principal of finance leases(1,670)(1,433)Payments on principal of finance leases(602)(615)
Distributions paid to non-controlling interest holdersDistributions paid to non-controlling interest holders(478)(1,706)Distributions paid to non-controlling interest holders(467)(305)
Payments under tax receivable agreementPayments under tax receivable agreement(6,643)(707)Payments under tax receivable agreement(6,569)
Debt issuance costsDebt issuance costs(649)
Proceeds from stock option exercisesProceeds from stock option exercises2,239 7,089 Proceeds from stock option exercises6,451 1,032 
Employee withholding taxes related to net settled equity awardsEmployee withholding taxes related to net settled equity awards(1,779)(1,371)Employee withholding taxes related to net settled equity awards(3,010)(969)
NET CASH PROVIDED BY (USED IN) FINANCING ACTIVITIES136,602 1,586 
NET CASH PROVIDED BY FINANCING ACTIVITIESNET CASH PROVIDED BY FINANCING ACTIVITIES245,403 42,574 
NET INCREASE IN CASH AND CASH EQUIVALENTSNET INCREASE IN CASH AND CASH EQUIVALENTS137,784 19,755 NET INCREASE IN CASH AND CASH EQUIVALENTS228,126 50,707 
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIODCASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD37,099 24,750 CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD146,873 37,099 
CASH AND CASH EQUIVALENTS AT END OF PERIODCASH AND CASH EQUIVALENTS AT END OF PERIOD$174,883 $44,505 CASH AND CASH EQUIVALENTS AT END OF PERIOD$374,999 $87,806 
See accompanying Notes to Condensed Consolidated Financial Statements.
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SHAKE SHACK INC.
NOTES TO CONDENSED CONSOLIDATED FINANCIAL STATEMENTS
(in thousands, except share and per share amounts)
Page
Related Party Transactions
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NOTE 1: NATURE OF OPERATIONS
Shake Shack Inc. ("we," "us," "our," "Shake Shack" and the "Company") was formed on September 23, 2014 as a Delaware corporation for the purpose of facilitating an initial public offering and other related transactions in order to carry on the business of SSE Holdings, LLC and its subsidiaries ("SSE Holdings"). We are the sole managing member of SSE Holdings and, as sole managing member, we operate and control all of the business and affairs of SSE Holdings. As a result, we consolidate the financial results of SSE Holdings and report a non-controlling interest representing the economic interest in SSE Holdings held by the other members of SSE Holdings. As of September 23, 2020March 31, 2021 we owned 92.5%93.0% of SSE Holdings. Unless the context otherwise requires, "we," "us," "our," "Shake Shack," the "Company" and other similar references, refer to Shake Shack Inc. and, unless otherwise stated, all of its subsidiaries, including SSE Holdings.
We operate and license Shake Shack restaurants ("Shacks"), which serve hamburgers, hot dogs, chicken, crinkle-cut fries, shakes, frozen custard, beer, wine and more. As of September 23, 2020,March 31, 2021, there were 298321 Shacks in operation, system-wide, of which 175192 were domestic Company-operated Shacks, 22 were domestic licensed Shacks and 101107 were international licensed Shacks. As of September 23, 2020, 8March 31, 2021, four domestic Company-operated Shacks and 1816 licensed Shacks were temporarily closed, primarily due to COVID-19.the COVID-19 pandemic.
NOTE 2: SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES
Basis of Presentation
The accompanying unaudited condensed consolidated financial statements include the accounts of Shake Shack Inc. and its subsidiaries. All intercompany accounts and transactions have been eliminated in consolidation. These interim condensed consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America ("GAAP") and on a basis consistent in all material respects with the accounting policies described in our Annual Report on Form 10-K for the fiscal year ended December 25, 201930, 2020 ("20192020 Form 10-K"). Certain information and footnote disclosures normally presented in annual financial statements prepared in accordance with GAAP have been condensed or omitted pursuant to such rules and regulations. These interim condensed consolidated financial statements should be read in conjunction with the consolidated financial statements and related notes thereto included in our 20192020 Form 10-K. In our opinion, all adjustments, which are normal and recurring in nature, necessary for a fair presentation of our financial position and results of operation have been included. Operating results for interim periods are not necessarily indicative of the results that may be expected for a full fiscal year.
SSE Holdings is considered a variable interest entity. Shake Shack Inc. is the primary beneficiary as we have the majority economic interest in SSE Holdings and, as the sole managing member, have decision making authority that significantly affects the economic performance of the entity, while the limited partners have no substantive kick-out or participating rights. As a result, we consolidate SSE Holdings. The assets and liabilities of SSE Holdings represent substantially all of our consolidated assets and liabilities with the exception of certain deferred taxes and liabilities under the Tax Receivable Agreement. As of September 23, 2020March 31, 2021 and December 25, 2019,30, 2020, the net assets of SSE Holdings were $388,789$380,713 and $270,542,$383,669, respectively. The assets of SSE Holdings are subject to certain restrictions in SSE Holdings' revolving credit agreement. See Note 8,6, Debt, for more information.
Fiscal Year
We operate on a 52/53 week fiscal year ending on the last Wednesday in December. Fiscal 20202021 contains 5352 weeks and ends on December 30, 2020.29, 2021. Fiscal 20192020 contained 5253 weeks and ended on December 25, 2019.30, 2020. Unless otherwise stated, references to years in this report relate to fiscal years.
Use of Estimates
The preparation of these condensed consolidated financial statements in conformity with GAAP requires usmanagement to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the
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liabilities at the date of the financial statements, and the reported amounts of sales and expenses during the reporting period. Actual results could differ from those estimates.
Recently Adopted Accounting Pronouncements   
We adopted the Accounting Standards Updates (“ASUs”) summarized below in fiscal 2020.2021.
Accounting Standards Update (“ASU”)DescriptionDate
Adopted
Measurement of Credit Losses on Financial Instruments

(ASU 2016-13)
This standard replaces the incurred loss impairment methodology in current GAAP with a methodology that reflects expected credit losses and requires consideration of a broader range of reasonable and supportable information to inform credit loss estimates.

The adoption of this standard did not have a material impact to our consolidated financial statements.
December 26, 2019
Facilitation of the Effects of Reference Rate Reform on Financial Reporting

(ASU 2020-04)
This standard provides optional guidance for a limited time to ease the potential accounting burden associated with transitioning away from reference rates that are expected to be discontinued.

The adoption of this standard did not have a material impact to our consolidated financial statements.
Effective upon issuance (March 12, 2020)
Recently Issued Accounting Pronouncements   
Accounting Standards Update (“ASU”)DescriptionExpected ImpactEffective Date
Simplifying the Accounting for Income Taxes

(ASU 2019-12)

This standard simplifies various aspects related to accounting for income taxes by removing certain exceptions to the general principles in ASC 740, “Income Taxes” (“ASC 740”), and clarifying certain aspects of the current guidance to promote consistency among reporting entities.

The adoption of this standard isdid not expected to have a material impact onto our condensed consolidated financial statements.
December 31, 2020
Debt—Debt with Conversion and Other Options (Subtopic 470-20) and Derivatives and Hedging—Contracts in Entity's Own
Equity (Subtopic 815-40)—Accounting For Convertible Instruments and Contracts in an Entity's Own Equity.
Early adoption

(ASU 2020-06)
This ASU amends the guidance on convertible instruments and the derivatives scope exception for contracts in an entity’s own equity and improves and amends the related earnings per share guidance for both Subtopics.

We elected to early adopt this standard, beginning December 31, 2020.

The guidance of this ASU is permitted.applicable to our convertible notes issued in March 2021. As a result, the convertible notes are accounted for as a single liability measured at amortized cost. The if-converted earnings per share ("EPS") method is used, with the effect of potential share settlement included in diluted EPS. Refer to Note 6, Debt, for further details of the convertible notes issued.
December 31, 2020
NOTE 3: REVENUE
Revenue Recognition
Revenue consists of Shack sales and licensingLicensing revenue. Generally, revenue is recognized as promised goods or services transfer to the guest or customer in an amount that reflects the consideration we expect to be entitled to in exchange for those goods or services. Shack revenues are recognized when payment is tendered at the point of sale as the performance obligation has been satisfied.
Revenue from Shack sales is presented net of discounts and recognized when food, beverage and retail products are sold. Sales tax collected from customers is excluded from Shack sales and the obligation is included in sales tax payable until the taxes are remitted to the appropriate taxing authorities. Revenue from our gift cards is deferred and recognized upon redemption.
Licensing revenues include initial territory fees, Shack opening fees, and ongoing sales-based royalty fees from licensed Shacks. Generally, the licenses granted to develop, open and operate each Shack in a specified territory are the predominant goods or services transferred to the licensee in our contracts, and represent distinct performance obligations. Ancillary promised services, such as training and assistance during the initial opening of a Shack, are typically combined with the licenses and considered as one performance obligation per Shack. We determine the transaction price for each contract, which is comprised of the initial territory fee, and an estimate of the total Shack opening fees we expect to be entitled to. The calculation of total Shack opening fees included in the transaction price requires judgment, as it is based on an estimate of the number of Shacks we expect the licensee to open. The transaction price is then allocated equally to each Shack expected to open. The performance obligations are satisfied over time, starting when a Shack opens, through the end of the term of the license granted to the Shack. Because we are transferring licenses to access our intellectual property during a contractual term, revenue is recognized on a straight-line
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basis over the license term. Generally, payment for the initial territory fee is received upon execution of the licensing agreement, and payment for the restaurantShack opening fees are received either in advance of or upon opening the related restaurant.Shack. These payments are initially deferred and recognized as revenue as the performance obligations are satisfied, which occurs over a long-term period.
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Revenue from sales-based royalties is recognized as the related sales occur.
Revenue recognized during the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020, and September 25, 2019, disaggregated by type is as follows:
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Shack salesShack sales$126,288 $152,366 $353,855 $428,811 Shack sales$150,668 $138,048 
Licensing revenue:Licensing revenue:Licensing revenue:
Sales-based royaltiesSales-based royalties3,867 5,293 10,943 13,938 Sales-based royalties4,425 4,944 
Initial territory and opening feesInitial territory and opening fees246 103 559 335 Initial territory and opening fees189 178 
Total revenueTotal revenue$130,401 $157,762 $365,357 $443,084 Total revenue$155,282 $143,170 
The aggregate amount of the transaction price allocated to performance obligations that are unsatisfied (or partially unsatisfied) as of September 23, 2020March 31, 2021 was $17,048.$16,748. We expect to recognize this amount as revenue over a long-term period, as the license term for each Shack ranges from 5 to 20 years. This amount excludes any variable consideration related to sales-based royalties.
Contract Balances
Opening and closing balances of contract liabilities and receivables from contracts with customers is as follows:
September 23
2020
December 26
2019
March 31
2021
December 31
2020
Shack sales receivablesShack sales receivables$4,257 $4,265 Shack sales receivables$5,641 $5,373 
Licensing receivables2,755 4,510 
Licensing receivables, net of allowance for doubtful accountsLicensing receivables, net of allowance for doubtful accounts2,420 2,647 
Gift card liabilityGift card liability2,205 2,258 Gift card liability2,600 2,637 
Deferred revenue, currentDeferred revenue, current564 511 Deferred revenue, current612 608 
Deferred revenue, long-termDeferred revenue, long-term12,144 11,310 Deferred revenue, long-term11,965 12,151 
Revenue recognized during the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020 and September 25, 2019 that was included in their respective liability balances at the beginning of the period is as follows:
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Gift card liabilityGift card liability$91 $84 $436 $467 Gift card liability$219 $300 
Deferred revenueDeferred revenue234 86 539 305 Deferred revenue181 175 
NOTE 4: FAIR VALUE MEASUREMENTS
Assets and Liabilities Measured at Fair Value on a Recurring Basis
The following tables present information aboutcarrying value of our Cash and cash equivalents, Accounts receivable, net, Accounts payable and Accrued expenses approximate their fair value due to the short-term nature of these financial instruments.
As of March 31, 2021 and December 30, 2020, we held certain assets and liabilitiesthat are required to be measured at fair value on a recurring basis including our Marketable securities, which consist of investments in equity securities. Fair value of these investments is measured using Level 1 inputs (unadjusted quoted prices in active markets for identical assets). The carrying value of these investments in equity securities approximates fair value.
Our assets measured at fair value on a recurring basis as of September 23, 2020March 31, 2021 and December 25, 2019, and indicate the classification within the fair value hierarchy.

30, 2020 were as follows:
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Cash, Cash Equivalents and Marketable Securities
Fair Value Measurements
March 31
2021
December 30
2020
Level 1Level 1
Equity securities:
Mutual funds$40,914 $36,887 
Total Marketable securities$40,914 $36,887 
The following tables summarize our cash, cash equivalents and marketable securities by significant investment categories asRefer to Note 6, Debt, for the fair value of September 23, 2020 and December 25, 2019:
September 23, 2020
Cost Basis Gross Unrealized Gains Gross Unrealized Losses Fair Value Cash and Cash EquivalentsMarketable Securities
Cash$174,883 $— $— $174,883 $174,883 $— 
Level 1:
Money market funds— — — 
Mutual funds16,829 50 16,879 — 16,879 
Total$191,712 $50 $0 $191,762 $174,883 $16,879 
December 25, 2019
Cost Basis Gross Unrealized Gains Gross Unrealized Losses Fair Value Cash and Cash EquivalentsMarketable Securities
Cash$32,094 $— $— $32,094 $32,094 $— 
Level 1:
Money market funds5,005 — — 5,005 5,005 — 
Mutual funds36,436 72 36,508 — 36,508 
Total$73,535 $72 $0 $73,607 $37,099 $36,508 

the Company's outstanding debt instruments.
A summary of otherOther income (loss)(expense) from equity securities recognized during the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020 and September 25, 2019 is as follows:
Thirteen Weeks EndedThirty-Nine Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
Equity securities:
Dividend income$40 $254 $290 $997 
Realized gain (loss) on sale of investments79 22 
Unrealized gain (loss) on equity securities(22)231 
Total$40 $254 $347 $1,250 
A summary of equity securities sold and gross realized gains and losses recognized during the thirteen and thirty-nine weeks ended September 23, 2020 and September 25, 2019 is as follows:
Thirteen Weeks EndedThirty-Nine Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
Equity securities:
Gross proceeds from sales and redemptions$$$20,000 $27,000 
Cost basis of sales and redemptions19,921 26,978 
Gross realized gains included in net income (loss)79 36 
Gross realized losses included in net income (loss)(14)
Realized gains and losses are determined on a specific identification method and are included in other income, net on the Condensed Consolidated Statements of Income (Loss). As of September 23, 2020 and December 25, 2019, there was no decline in the market value of our marketable securities investment portfolio.
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Other Financial Instruments
The carrying value of our other financial instruments, including accounts receivable, accounts payable, and accrued expenses as of September 23, 2020 and December 25, 2019 approximated their fair value due to the short-term nature of these financial instruments.
Thirteen Weeks Ended
March 31
2021
March 25
2020
Equity securities:
Dividend income$74 $184 
Realized gain (loss) on sale of investments79 
Unrealized gain (loss) on equity securities(46)(356)
Total$28 $(93)
Assets and Liabilities Measured at Fair Value on a Non-Recurring Basis
Assets and liabilities that are measured at fair value on a non-recurring basis include our long-lived assets, operating lease right-of-use assets and indefinite-lived intangible assets. During the thirty-ninethirteen weeks ended September 23,March 25, 2020, we recognized an impairment charge of $1,132 at one location. Of the total impairment charge, $736 was attributed to property and equipment held and used, $383 was attributed to operating lease right-of-use assets, and $13 was attributed to finance lease right-of-use assets. The asset impairment charge iswas included in Impairment and loss on disposal of assets on the Condensed Consolidated Statement of Income (Loss). The fair values of assets were determined using an income-based approach and are classified as Level 3 within the fair value hierarchy. Significant inputs include projections of future cash flows, discount rates, Shack sales and profitability. There were no impairment charges recognized during the thirteen weeks ended September 23, 2020, and the thirteen and thirty-nine weeks ended September 25, 2019.
NOTE 5: INVENTORIES
Inventories are stated at the lower of cost or net realizable value with cost determined on a first-in, first-out basis. We make adjustments to our inventory reserves for inventories that are deemed to be obsolete or slow moving. As of September 23, 2020 and December 25, 2019, no adjustment was deemed necessary to reduce inventory to net realizable value. Inventories as of September 23, 2020 and December 25, 2019 consisted of the following:
September 23
2020
December 25
2019
Food$1,477 $1,738 
Wine81 107 
Beer113 114 
Beverages209 233 
Retail merchandise76 29 
Paper goods427 
Inventories$2,383 $2,221 
NOTE 6: PROPERTY AND EQUIPMENT
Property and equipment as of September 23, 2020 and December 25, 2019 consisted of the following:
September 23
2020
December 25
2019
Leasehold improvements$328,686 $302,204 
Equipment58,951 54,404 
Furniture and fixtures19,400 18,082 
Computer equipment and software27,160 24,226 
Financing equipment lease assets8,774 7,442 
Construction in progress37,560 30,290 
Property and equipment, gross480,531 436,648 
Less: accumulated depreciation154,005 121,786 
Property and equipment, net$326,526 $314,862 
March 31, 2021.
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NOTE 7:5: SUPPLEMENTAL BALANCE SHEET INFORMATION
The components of otherOther current liabilities as of September 23, 2020March 31, 2021 and December 25, 201930, 2020 are as follows:
September 23
2020
December 25
2019
March 31
2021
December 30
2020
Sales tax payableSales tax payable$3,202 $4,086 Sales tax payable$4,045 $4,285 
Current portion of liabilities under tax receivable agreement7,777 
Gift card liabilityGift card liability2,205 2,258 Gift card liability2,600 2,637 
Current portion of financing equipment lease liabilitiesCurrent portion of financing equipment lease liabilities1,740 1,873 Current portion of financing equipment lease liabilities2,445 1,998 
OtherOther5,433 3,505 Other5,997 5,280 
Other current liabilitiesOther current liabilities$12,580 $19,499 Other current liabilities$15,087 $14,200 
The components of otherOther long-term liabilities as of September 23, 2020March 31, 2021 and December 25, 201930, 2020 are as follows:
September 23
2020
December 25
2019
March 31
2021
December 30
2020
Deferred licensing revenueDeferred licensing revenue$12,144 $11,310 Deferred licensing revenue$11,965 $12,151 
Long-term portion of financing equipment lease liabilitiesLong-term portion of financing equipment lease liabilities3,492 3,643 Long-term portion of financing equipment lease liabilities4,056 3,586 
Other(1)
Other(1)
6,192 375 
Other(1)
6,276 8,723 
Other long-term liabilitiesOther long-term liabilities$21,828 $15,328 Other long-term liabilities$22,297 $24,460 
(1)    As of September 23, 2020,March 31, 2021, Other included $3,388$3,359 of deferred lease incentive liabilities related to leases with variable lease cost as well as $2,461$2,607 of deferred social securitySocial Security taxes associated with the CARESCoronavirus Aid, Relief, and Economic Security Act. For further information relating to the CARES Act, see Note 12, Income Taxes.
NOTE 8:6: DEBT
Revolving Credit Facility
In August 2019, we terminated our previous revolving credit facility and entered into a new revolving credit facility agreement ("Revolving Credit Facility"), which permits borrowings up to $50,000, of which the entire amount is available immediately, with the ability to increase available borrowings up to an additional $100,000, to be made available subject to satisfaction of certain conditions. The Revolving Credit Facility will mature and all amounts outstanding will be due and payable in August 2024. The Revolving Credit Facility also permits the issuance of letters of credit upon our request of up to $15,000. Borrowings
In March 2020, we drew down the full $50,000 available under the Revolving Credit Facility will bearto enhance liquidity and financial flexibility given the uncertain market conditions created by the COVID-19 pandemic. We repaid this amount in full, plus interest, in June 2020.
In May 2020, we entered into a first amendment to the Revolving Credit Facility ("First Amendment"), which, among other things, provided for modified financial covenant compliance requirements for a period of time. The First Amendment required us to maintain minimum liquidity of $25,000 through July 1, 2021 and outstanding borrowings during the applicable period covered by the First Amendment bore interest at either: (i) LIBORthe London Interbank Offered Rate ("LIBOR") plus a percentage ranging from 1.0% to 1.5%2.5% or (ii) the base rate plus a percentage ranging from 0.0% to 0.5%1.5%, in each case depending on our net lease adjusted leverage ratio. To
In March 2021, we entered into a second amendment to the extentRevolving Credit Facility (“Second Amendment”). The Second Amendment modified the applicable covenants and restrictions in the Credit Agreement to permit the incurrence of the Convertible Notes (as defined below), including obligations and transactions in connection therewith. In addition, the Second Amendment, among other things, (i) extended the period applicable to the increased interest rate margin as set forth in the First Amendment; (ii) shortened the maturity date of the Revolving Credit Facility from August 2024 to September 2022 and (iii) added mechanics relating to the transition from the use of LIBOR reference rate is no longer available,to the Secured Overnight Financing Rate ("SOFR") upon the discontinuance or unavailability of LIBOR.
Subsequently, and also in March 2021, we entered into a third amendment to the Revolving Credit Facility (“Third Amendment”) with JPMorgan Chase Bank, N.A. (as successor agent to Wells Fargo Bank, National Association), as administrative agent, and
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the lenders party thereto. In addition, in consultation with us, will determine a replacement rate which will be generally in accordance with similar transactions in which it servesMarch 2021, Wells Fargo Bank resigned as administrative agent. agent under the Revolving Credit Facility and assigned its commitments thereunder to JPMorgan Bank, N.A. The Third Amendment appoints JPMorgan Bank, N.A. as administrative agent under the Revolving Credit Facility. In addition, the Third Amendment, among other things, extends the maturity date of the Revolving Credit Facility from September 2022 to March 2026. As of March 31, 2021 and December 30, 2020, no amounts were outstanding under the Revolving Credit Facility.
The obligations under the Revolving Credit Facility are secured by a first-priority security interest in substantially all of the assets of SSE Holdings and the guarantors. The obligations under the Revolving Credit Facility are guaranteed by each of SSE Holdings' direct and indirect subsidiaries (with certain exceptions).
The Revolving Credit Facility requires us to comply with maximum net lease adjusted leverage and minimum fixed charge coverage ratios. We are not subject to these coverage ratios for a period of time due to the FirstSecond Amendment to the Revolving Credit Facility described below.above. In addition, the Revolving Credit Facility contains other customary affirmative and negative covenants, including those which (subject to certain exceptions and dollar thresholds) limit our ability to incur debt; incur liens; make investments; engage in mergers, consolidations, liquidations or acquisitions; dispose of assets; make distributions on or repurchase equity securities; engage in transactions with affiliates; and prohibits us, with certain exceptions, from engaging in any line of business not related to our current line of business. As of September 23, 2020,March 31, 2021, we were in compliance with all covenants.
As of March 31, 2021, the Revolving Credit Facility had unamortized deferred financing costs of $110, and was included in Other assets on the Condensed Consolidated Balance Sheet. Total interest expense related to the Revolving Credit Facility were $368 and $52 for the thirteen weeks ended March 31, 2021 and March 25, 2020, respectively. Total interest expense for the thirteen weeks ended March 31, 2021 primarily included write-off of previously capitalized costs on the Revolving Credit Facility.
Convertible Notes
In March 2021, we issued $225,000 aggregate principal amount of 0% Convertible Senior Notes due 2028 (the “Convertible Notes”) in a private placement to qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933. We granted an option to the initial purchasers to purchase up to an additional $25,000 aggregate principal amount of Convertible Notes to cover over-allotments, which was subsequently fully exercised during March 2021, resulting in a total issuance of $250,000 aggregate principal amount of Convertible Notes. The Convertible Notes will mature on March 1, 2028, unless earlier converted, redeemed or repurchased in certain circumstances. Upon conversion, we pay or deliver, as the case may be, cash, shares of Shake Shack’s Class A common stock or a combination of cash and shares of Shake Shack’s Class A common stock, at our election.
The Convertible Notes are convertible at the option of the holders at any time prior to the close of business on the business day immediately preceding December 1, 2027, only under the following circumstances: (1) during any fiscal quarter commencing after the fiscal quarter ending on June 30, 2021 (and only during such fiscal quarter), if the last reported sale price of our Class A common stock, par value $0.001 per share, for at least 20 trading days (whether or not consecutive) during a period of 30 consecutive trading days ending on, and including, the last trading day of the immediately preceding fiscal quarter is greater than or equal to 130% of the conversion price for the Convertible Notes on each applicable trading day; (2) during the five business day period after any ten consecutive trading day period (the “measurement period”) in which the trading price (as defined in the Indenture) per $1,000 principal amount of the Convertible Notes for each trading day of the measurement period was less than 98% of the product of the last reported sale price of Class A common stock and the conversion rate for the Convertible Notes on each such trading day; (3) if we call such Convertible Notes for redemption, at any time prior to the close of business on the scheduled trading day immediately preceding the redemption date, but only with respect to the Convertible Notes called (or deemed called) for redemption; and (4) upon the occurrence of specified corporate events as set forth in the Indenture. On or after December 1, 2027, until the close of business on the second scheduled trading day immediately preceding the maturity date, holders of the Convertible Notes may convert all or any portion of their Convertible Notes at any time, regardless of the foregoing circumstances.
The Convertible Notes had an initial conversion rate of 5.8679 shares of Shake Shack’s Class A common stock per $1,000 principal amount of Convertible Notes, which is equivalent to an initial conversion price of approximately $170.42 per share of Shake Shack’s Class A common stock.
We may not redeem the Convertible Notes prior to March 6, 2025. We may redeem for cash all or any portion of the Convertible Notes, at our option, on or after March 6, 2025 if the last reported sale price of Shake Shack’s Class A common stock has been at least 130% of the conversion price then in effect for at least 20 trading days (whether or not consecutive) during any 30
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consecutive trading day period (including the last trading day of such period) ending on, and including, the trading day immediately preceding the date on which we provide notice of redemption at a redemption price equal to 100% of the principal amount of the Convertible Notes to be redeemed, plus accrued and unpaid special interest, if any, to, but excluding, the redemption date.
In May 2020,addition, if we undergo a fundamental change (as defined in the indenture governing the Convertible Notes), subject to certain conditions, holders may require us to repurchase for cash all or any portion of their Convertible Notes at a repurchase price equal to 100% of the principal amount of the Convertible Notes to be repurchased, plus accrued and unpaid special interest, if any, to, but excluding, the fundamental change repurchase date. In addition, following certain corporate events that occur prior to the maturity date of the Convertible Notes or if we deliver a notice of redemption in respect of some or all of the Convertible Notes, we will, in certain circumstances, increase the conversion rate of the Convertible Notes for a holder who elects to convert our Convertible Notes in connection with such a corporate event or convert our Convertible Notes called (or deemed called) for redemption during the related redemption period, as the case may be.
Contemporaneously with the issuance of the Convertible Notes, Shake Shack Inc. entered into a first amendmentan intercompany note with SSE Holdings, LLC (“Intercompany Note”). SSE Holdings promises to pay Shake Shack, Inc., for value received, the Revolving Credit Facility ("First Amendment"), which, among other things, provides for modified financial covenant compliance requirements for a periodprincipal amount with interest of time. The First Amendment requires usthe Intercompany Note in March 2028. Shake Shack Inc. will exercise its right to convert the Intercompany Note to maintain minimum liquidityat all times a one-to-one ratio between the number of $25,000 through July 1,common units, directly or indirectly, by Shake Shack Inc and the aggregate number of outstanding shares of common stock.
As of March 31, 2021, the Convertible Notes had a gross principal balance of $250,000 and outstanding borrowings duringa balance of $242,875, net of unamortized discount and debt issuance costs of $7,125. As of March 31, 2021, the applicable period covered byunamortized balance of discount and debt issuance costs was recorded as a contra-liability and netted with Long-term debt on the First Amendment bearCondensed Consolidated Balance Sheets and was being amortized as interest at either: (i) LIBOR plus a percentage ranging from 1.0% to 2.5% or (ii)expense using the base rate plus a percentage ranging from 0.0% to 1.50%, in each case depending on our net lease adjusted leverage ratio.
In March 2020, we drew down the full $50,000 available under the Revolving Credit Facility to enhance liquidity and financial flexibility given the uncertain market conditions created by the COVID-19 pandemic. We repaid this amount in full, pluseffective interest in June 2020.
method. Total interest costs incurred were $143 and $697amortization expense was $86 for the thirteen and thirty-nine weeks ended September 23, 2020, respectively,March 31, 2021 and $133was included in Interest expense in the Condensed Consolidated Statements of Income (Loss). In connection with the Convertible Notes, we also incurred costs of $236, including consulting and $302 foradvisory fees, in the thirteen and thirty-nine weeks ended September 25, 2019, respectively.March 31, 2021 and was included in General and administrative expense in the Condensed Consolidated Statements of Income (Loss).
Paycheck Protection Program
In April 2020, we entered intoAt March 31, 2021, the fair value of the Convertible Notes was approximately $248,125, based on external pricing data, including available quoted market prices of these instruments, and consideration of comparable debt instruments with similar interest rates and trading frequency, among other factors, and is classified as a $10,000 note payable with J.P. Morgan pursuant toLevel 2 measurement within the Paycheck Protection Program (“PPP Loan”) under the Coronavirus Aid, Relief, and Economic Security Act ("CARES Act") and returned the entire outstanding balance plus interest in April 2020.fair value hierarchy.
NOTE 9:7: LEASES
Nature of Leases
We currently lease all of our domestic Company-operated Shacks, our home office and certain equipment under various non-cancelable lease agreements that expire on various dates through 2036.2037. We evaluate contracts entered into to determine whether the contract involves the use of property or equipment, which is either explicitly or implicitly identified in the contract. We evaluate whether we control the use of the asset, which is determined by assessing whether we obtain substantially all economic benefits from the use of the asset, and whether we have the right to direct the use of the asset. If these criteria are met and we have identified a lease, we account for the contract under the requirements of Accounting Standards Codification Topic 842 ("ASC 842").
Upon the possession of a leased asset, we determine its classification as an operating or finance lease. Our real estate leases are classified as operating leases and most of our equipment leases are classified as finance leases. Generally, our real estate leases have initial terms ranging from 10 to 15 years and typically include 2 five-year renewal options. Renewal options are generally not recognized as part of the right-of-use assets and lease liabilities as it is not reasonably certain at commencement date that we would exercise the options to extend the lease. Our real estate leases typically provide for fixed minimum rent payments and/or contingent rent payments based upon sales in excess of specified thresholds. When the achievement of such sales thresholds isare deemed to be probable, contingent rent is accrued in proportion to the sales recognized during the period. For operating leases that includeFixed minimum rent holidays and rent escalation clauses, we recognize lease expensepayments are recognized on a straight-line basis over the lease term from the date we take possession of the leased property. Lease expense incurred before a Shack opens is recorded in Pre-opening costs on the Condensed Consolidated Statements of Income (Loss). Once a domestic Company-operated Shack opens, we record the straight-line lease
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expense and any contingent rent, if applicable, in occupancyOccupancy and related expenses on the Condensed Consolidated Statements of Income (Loss). Many of our leases also require us to pay real estate taxes, common area maintenance costs and other occupancy costs which are included in Occupancy and related expenses on the Condensed Consolidated Statements of Income (Loss).
As there wereare no explicit rates provided in our leases, we useduse our incremental borrowing rate in determining the present value of future lease payments. The discount rate used to measure the lease liability at the transition date wasis derived from the average of the yield curves obtained from using the notching method and the recovery rate method. The most significant assumption in calculating the incremental borrowing rate is our credit rating and is subject to judgment. We determined our credit rating based on a comparison of the financial information of SSE Holdings to other public companies and then used their respective credit ratings to develop our own.
We expend cash for leasehold improvements to build out and equip our leased premises. Generally, a portion of the leasehold improvements and building costs are reimbursed by our landlords as landlord incentives pursuant to agreed-upon terms in our lease agreements. If obtained, landlord incentives usually take the form of cash, full or partial credits against our future minimum
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or contingent rents otherwise payable by us, or a combination thereof. In most cases, landlord incentives are received after we take possession of the property, as we meet required milestones during the construction of the property. We include these amounts in the measurement of the initial operating lease liability, which are also reflected as a reduction to the initial measurement of the right-of-use asset.
A summary of finance and operating lease right-of-use assets and liabilities as of September 23, 2020March 31, 2021 and December 25, 201930, 2020 is as follows:
ClassificationSeptember 23
2020
December 25
2019
ClassificationMarch 31
2021
December 30
2020
Finance leasesFinance leasesProperty and equipment, net$5,109 $5,444 Finance leasesProperty and equipment, net$6,315 $5,409 
Operating leasesOperating leasesOperating lease assets305,133 274,426 Operating leasesOperating lease assets312,087 306,317 
Total right-of-use assetsTotal right-of-use assets$310,242 $279,870 Total right-of-use assets$318,402 $311,726 
Finance leases:Finance leases:Finance leases:
Other current liabilities$1,740 $1,873 Other current liabilities$2,445 $1,998 
Other long-term liabilities3,493 3,643 Other long-term liabilities4,056 3,586 
Operating leases:Operating leases:Operating leases:
Operating lease liabilities, current34,859 30,002 Operating lease liabilities, current37,275 35,657 
Long-term operating lease liabilities336,149 304,914 Long-term operating lease liabilities349,670 343,736 
Total lease liabilitiesTotal lease liabilities$376,241 $340,432 Total lease liabilities$393,446 $384,977 
The components of lease expense for the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020 and September 25, 2019 was as follows:
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
ClassificationMarch 31
2021
March 25
2020
Finance lease cost:Finance lease cost:Finance lease cost:
Amortization of right-of-use assetsDepreciation expense$531 $538 $1,710 $1,491 Amortization of right-of-use assetsDepreciation expense$613 $577 
Interest on lease liabilitiesInterest expense51 52 161 148 Interest on lease liabilitiesInterest expense54 55 
Operating lease costOperating lease costOccupancy and related expenses
General and administrative expenses
Pre-opening costs
11,506 10,564 33,726 29,329 Operating lease costOccupancy and related expenses
Pre-opening costs
General and administrative expenses
12,330 10,742 
Short-term lease costShort-term lease costOccupancy and related expenses138 279 331 313 Short-term lease costOccupancy and related expenses82 124 
Variable lease costVariable lease costOther operating expenses
Occupancy and related expenses
General and administrative expenses
Pre-opening costs
3,267 4,338 9,413 11,636 Variable lease costOccupancy and related expenses
Pre-opening costs
General and administrative expenses
2,851 3,730 
Total lease costTotal lease cost$15,493 $15,771 $45,341 $42,917 Total lease cost$15,930 $15,228 
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As of September 23, 2020,March 31, 2021, future minimum lease payments for finance and operating leases consisted of the following:
Finance LeasesOperating LeasesFinance LeasesOperating Leases
2020$527 $16,785 
202120211,890 46,943 2021$2,023 $35,013 
202220221,400 53,151 20222,183 53,111 
20232023896 53,705 20231,326 56,121 
20242024541 52,785 2024689 55,896 
20252025438 54,853 
ThereafterThereafter406 268,128 Thereafter289 246,023 
Total minimum paymentsTotal minimum payments5,660 491,497 Total minimum payments6,948 501,017 
Less: imputed interestLess: imputed interest427 120,489 Less: imputed interest447 114,072 
Total lease liabilitiesTotal lease liabilities$5,233 $371,008 Total lease liabilities$6,501 $386,945 
As of September 23, 2020March 31, 2021 we had additional operating lease commitments of $45,605$55,964 for non-cancelable leases without a possession date, which will begin to commence in 2020.2021. These lease commitments are consistent with the leases that we have executed thus far.
A summary of lease terms and discount rates for finance and operating leases as of September 23, 2020March 31, 2021 and December 25, 201930, 2020 is as follows:
September 23
2020
December 25
2019
March 31
2021
December 30
2020
Weighted-average remaining lease term (years):Weighted-average remaining lease term (years):Weighted-average remaining lease term (years):
Finance leases5.35.1Finance leases5.55.2
Operating leases9.810.1Operating leases9.69.7
Weighted-average discount rate:Weighted-average discount rate:Weighted-average discount rate:
Finance leases3.6 %3.7 %Finance leases3.5 %3.6 %
Operating leases3.8 %5.4 %Operating leases3.9 %4.2 %
Supplemental cash flow information related to leases for the thirty-ninethirteen weeks ended September 23,March 31, 2021 and March 25, 2020 and September 25, 2019 is as follows:
Thirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Cash paid for amounts included in the measurement of lease liabilities:Cash paid for amounts included in the measurement of lease liabilities:Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from finance leases161 $148 Operating cash flows from finance leases54 $55 
Operating cash flows from operating leases29,449 27,238 Operating cash flows from operating leases11,825 11,329 
Financing cash flows from finance leases1,670 1,433 Financing cash flows from finance leases602 559 
Right-of-use assets obtained in exchange for lease obligations:Right-of-use assets obtained in exchange for lease obligations:Right-of-use assets obtained in exchange for lease obligations:
Finance leases1,411 1,927 Finance leases1,518 716 
Operating leases42,502 65,773 Operating leases11,095 28,035 
NOTE 10:8: NON-CONTROLLING INTERESTS
We are the sole managing member of SSE Holdings and, as a result, consolidate the financial results of SSE Holdings. We report a non-controlling interest representing the economic interest in SSE Holdings held by the other members of SSE Holdings. The Third Amended and Restated Limited Liability Company Agreement, as further amended, (the "LLC Agreement") of SSE Holdings provides that holders of LLC Interests may, from time to time, require SSE Holdings to redeem all or a portion of their LLC Interests for newly-issued shares of Class A common stock on a one-for-one basis. In connection with any redemption or
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exchange, we will receive a corresponding number of LLC Interests, increasing our total ownership interest in SSE Holdings. Changes in our ownership interest in SSE Holdings while we retain our controlling interest in SSE Holdings will be accounted for as equity transactions. As such, future redemptions or direct exchanges of LLC Interests in SSE Holdings by the other members of SSE Holdings will result in a change in ownership and reduce the amount recorded as non-controlling interest and increase additional paid-in capital.
On April 17, 2020, we announced an “at-the-market” equity offering program (the “ATM Program”), under which we may offer and sell shares of our Class A common stock having an aggregate price of up to $75,000 from time to time. On April 21, 2020, we completed the sale of 233,467 shares of our Class A common stock pursuant to the ATM Program and received $9,794 of proceeds, net of commissions. The proceeds were used to purchase newly-issued LLC Interests.
On April 21, 2020, we completed an underwritten offering of 3,416,070 shares of our Class A common stock, resulting in $135,857 of proceeds, net of underwriting discounts and commissions. The proceeds were used to purchase newly-issued LLC Interests.

The following table summarizes the ownership interest in SSE Holdings as of September 23, 2020March 31, 2021 and December 25, 2019.30, 2020.
September 23, 2020December 25, 2019March 31, 2021December 30, 2020
LLC InterestsOwnership%LLC InterestsOwnership %LLC InterestsOwnership%LLC InterestsOwnership %
Number of LLC Interests held by Shake Shack Inc.Number of LLC Interests held by Shake Shack Inc.38,280,102 92.5 %34,417,302 91.6 %Number of LLC Interests held by Shake Shack Inc.39,103,239 93.0 %38,717,790 92.9 %
Number of LLC Interests held by non-controlling interest holdersNumber of LLC Interests held by non-controlling interest holders3,112,002 7.5 %3,145,197 8.4 %Number of LLC Interests held by non-controlling interest holders2,921,588 7.0 %2,951,188 7.1 %
Total LLC Interests outstandingTotal LLC Interests outstanding41,392,104 100.0 %37,562,499 100.0 %Total LLC Interests outstanding42,024,827 100.0 %41,668,978 100.0 %
The weighted average ownership percentages for the applicable reporting periods are used to attribute netNet income (loss) and otherOther comprehensive income (loss) to Shake Shack Inc. and the non-controlling interest holders. The non-controlling interest holders' weighted average ownership percentage for the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020 was 7.5%7.0% and 7.9%8.4%, respectively. The non-controlling interest holders' weighted average ownership percentage for the thirteen and thirty-nine weeks ended September 25, 2019 was 14.4% and 17.9%, respectively.
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The following table summarizes the effects of changes in ownership of SSE Holdings on our equity during the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 and SeptemberMarch 25, 2019.2020.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Net income (loss) attributable to Shake Shack Inc.Net income (loss) attributable to Shake Shack Inc.$(5,559)$10,344 $(22,730)$21,920 Net income (loss) attributable to Shake Shack Inc.$1,309 $(960)
Transfers (to) from non-controlling interests:Transfers (to) from non-controlling interests:Transfers (to) from non-controlling interests:
Increase in additional paid-in capital as a result of the redemption of LLC Interests44 1,634 239 7,115 Increase in additional paid-in capital as a result of the redemption of LLC Interests36 195 
Increase in additional paid-in-capital as a result of the GTC Merger19,218 19,218 
Increase (decrease) in additional paid-in capital as a result of activity under stock compensation plans and the related income tax effect367 1,789 627 2,718 Increase (decrease) in additional paid-in capital as a result of activity under stock compensation plans and the related income tax effect3,359 424 
Increase in additional paid-in-capital as a result of the issuance of Class A common stock sold in equity offerings135,718 
Total effect of changes in ownership interest on equity attributable to Shake Shack Inc.Total effect of changes in ownership interest on equity attributable to Shake Shack Inc.$(5,148)$32,985 $113,854 $50,971 Total effect of changes in ownership interest on equity attributable to Shake Shack Inc.$4,704 $(341)
The following table summarizes redemptions of LLC Interests activity during the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 and SeptemberMarch 25, 2019.2020.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Redemption and acquisition of LLC InterestsRedemption and acquisition of LLC InterestsRedemption and acquisition of LLC Interests
Number of LLC Interests redeemed by non-controlling interest holders5,000 231,599 33,195 1,057,737 Number of LLC Interests redeemed by non-controlling interest holders29,600 28,195 
Number of LLC Interests acquired in connection with the Gramercy Tavern Merger2,690,263 2,690,263 
Number of LLC Interests received by Shake Shack Inc.5,000 231,599 33,195 1,057,737 Number of LLC Interests received by Shake Shack Inc.29,600 28,195 
Issuance of Class A common stockIssuance of Class A common stockIssuance of Class A common stock
Shares of Class A common stock issued in connection with redemptions of LLC Interests5,000 231,599 33,195 1,057,737 Shares of Class A common stock issued in connection with redemptions of LLC Interests29,600 28,195 
Shares of Class A common stock issued in connection with the Gramercy Tavern Merger2,690,263 2,690,263 
Cancellation of Class B common stockCancellation of Class B common stockCancellation of Class B common stock
Shares of Class B common stock surrendered and canceled5,000 231,599 33,195 1,057,737 Shares of Class B common stock surrendered and canceled29,600 28,195 
Shares of Class B common stock surrendered and canceled in connection with the Gramercy Tavern Merger2,690,263 2,690,263 
During the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020, we received an aggregate of 38,564355,849 and 180,06877,903 LLC Interests, respectively, in connection with the activity under our stock compensation plan and 172,403 and 383,117 LLC Interests, respectively, during the thirteen and thirty-nine weeks ended September 25, 2019.
Pursuant to a Stockholders Agreement, dated as of February 4, 2015, as amended, by and among Daniel H. Meyer, the Daniel H. Meyer 2012 Gift Trust dtd 10/31/12 (the "Gift Trust"), other affiliates (collectively, the "Meyer Stockholders") and other parties thereto, the Meyer Stockholders had the right to cause all of the shares of Gramercy Tavern Corp. ("GTC") to be exchanged for shares of our Class A common stock pursuant to a tax-free reorganization. In August 2019, the Meyer Stockholders exercised their right with respect to GTC (the "GTC Merger"). To effect the GTC Merger, a newly-formed wholly-owned subsidiary of Shake Shack Inc. merged with and into GTC, with GTC as the surviving entity, which was then merged with and into Shake Shack Inc. Prior to the GTC Merger, GTC owned 2,690,263 LLC Interests and an equivalent number of shares of our Class B common stock. The stockholders of GTC, received on a one-for-one basis, 2,690,263 shares of Class A common stock based upon the amount of shares of GTC held by the stockholders; all of the shares of Class B common stock held by GTC were cancelled; and all of the LLC Interests held by GTC were transferred to us.plan.
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NOTE 11:9: EQUITY-BASED COMPENSATION
A summary of equity-based compensation expense recognized during the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020 and September 25, 2019 is as follows:
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Stock optionsStock options$14 $637 $301 $1,974 Stock options$20 $261 
Performance stock unitsPerformance stock units233 720 1,009 2,439 Performance stock units414 413 
Restricted stock unitsRestricted stock units1,092 522 2,748 1,338 Restricted stock units1,247 626 
Equity-based compensation expenseEquity-based compensation expense$1,339 $1,879 $4,058 $5,751 Equity-based compensation expense$1,681 $1,300 
Total income tax benefit recognized related to equity-based compensationTotal income tax benefit recognized related to equity-based compensation$60 $48 $135 $141 Total income tax benefit recognized related to equity-based compensation$67 $36 
Equity-based compensation expense is included in generalGeneral and administrative expenses and laborLabor and related expenses on the Condensed Consolidated Statements of Income (Loss) during the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020 and September 25, 2019 as follows:
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
General and administrative expensesGeneral and administrative expenses$1,199 $1,795 $3,681 $5,521 General and administrative expenses$1,541 $1,214 
Labor and related expensesLabor and related expenses140 84 377 230 Labor and related expenses140 86 
Equity-based compensation expenseEquity-based compensation expense$1,339 $1,879 $4,058 $5,751 Equity-based compensation expense$1,681 $1,300 
NOTE 12:10: INCOME TAXES
We are the sole managing member of SSE Holdings and, as a result, consolidate the financial results of SSE Holdings. SSE Holdings is treated as a partnership for U.S. federal and most applicable state and local income tax purposes. As a partnership, SSE Holdings is not subject to U.S. federal and certain state and local income taxes. Any taxable income or loss generated by SSE Holdings is passed through to and included in the taxable income or loss of its members, including us, on a pro rata basis. We are subject to U.S. federal income taxes, in addition to state and local income taxes with respect to our allocable share of any taxable income or loss of SSE Holdings, as well as any stand-alone income or loss generated by Shake Shack Inc. We are also subject to withholding taxes in foreign jurisdictions.

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Income Tax Expense (Benefit)
A reconciliation of income tax expense (benefit) computed at the U.S. federal statutory income tax rate to the recognized income tax expense (benefit) is as follows:
Thirteen Weeks EndedThirty-Nine Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
Expected U.S. federal income taxes at statutory rate$(1,450)21.0 %$1,738 21.0 %$(6,725)21.0 %$5,492 21.0 %
State and local income taxes, net of federal benefit(492)7.1 %505 6.1 %(2,192)6.8 %1,746 6.7 %
Foreign withholding taxes504 (7.3)%655 7.9 %712 (2.2)%1,624 6.2 %
Tax credits(701)10.1 %(2,874)(34.7)%(1,128)3.5 %(4,697)(18.0)%
Return to provision adjustment132 (1.9)%(153)(1.8)%132 (0.4)%(153)(0.6)%
Non-controlling interest(11)0.2 %(346)(4.2)%411 (1.3)%(1,291)(4.9)%
Tax effect of change in basis related to the adoption of ASC 842%%%1,161 4.4 %
Change in valuation allowance1,221 (17.7)%(2,587)(31.2)%1,971 (6.2)%(3,847)(14.7)%
Other%(82)(1.0)%17 %(82)(0.3)%
Income tax benefit$(797)11.5 %$(3,144)(38.0)%$(6,802)21.2 %$(47)(0.2)%
Our effective income tax rates for the thirteen weeks ended September 23,March 31, 2021 and March 25, 2020 were 105.5% and September 25, 2019 were 11.5% and (38.0)(8.8)%, respectively. The increase was primarily driven by lower pre-tax book income resulting in a loss, causing the tax credits and windfall tax benefits related to equity-based compensation to have an increasing effect on the tax rate, as well as the recognitiona reduction of a valuation allowance against foreign tax credits that are not expected to be realized before the expiration of the carryforward period.allowance. Additionally, an increase in our ownership interest in SSE Holdings increases our share of the taxable income (loss) of SSE Holdings. Our weighted-average ownership interest in SSE Holdings was 92.5%93.0% and 85.6%91.6% for the thirteen weeks ended September 23,March 31, 2021 and March 25, 2020, and September 25, 2019, respectively.
Our effective income tax rates for the thirty-nine weeks ended September 23, 2020 and September 25, 2019 were 21.2% and (0.2)%, respectively. The increase was primarily driven by lower pre-tax book income resulting in a loss, causing the tax credits to have an increasing effect on the tax rate, as well as the recognition of a valuation allowance against foreign tax credits that are not expected to be realized before the expiration of the carryforward period. These were partially offset by a reduction in the tax effect of changes related to the adoption of new accounting standards, for which there were none during the thirty-nine weeks ended September 23, 2020. Additionally, as noted above, an increase in our ownership interest in SSE Holdings increases our share of the taxable income (loss) of SSE Holdings. Our weighted-average ownership interest in SSE Holdings was 92.1% and 82.1% for the thirty-nine weeks ended September 23, 2020 and September 25, 2019, respectively.
Deferred Tax Assets and Liabilities
During the thirty-ninethirteen weeks ended September 23, 2020,March 31, 2021, we acquired an aggregate of 213,263385,449 LLC Interests in connection with the redemption of LLC Interests, and activity relating to our stock compensation plan, and in connection with the second quarter equity offering.plan. We recognized a deferred tax asset in the amount of $1,562$10,204 associated with the basis difference in our investment in SSE Holdings upon acquisition of these LLC Interests. As of September 23, 2020,March 31, 2021, the total deferred tax asset related to the basis difference in our investment in SSE Holdings was $175,320.$142,867. However, a portion of the total basis difference will only reverse upon the eventual sale of our interest in SSE Holdings, which we expect would result in a capital loss. As of March 31, 2021, the total valuation allowance established against the deferred tax asset to which this portion relates was $1,260.
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During the thirty-ninethirteen weeks ended September 23, 2020,March 31, 2021, we also recognized $116$300 of deferred tax assets related to additional tax basis increases generated from expected future payments under the Tax Receivable Agreement and related deductions for imputed interest on such payments. See "Tax Receivable Agreement," herein for more information.
We evaluate the realizability of our deferred tax assets on a quarterly basis and establish valuation allowances when it is more likely than not that all or a portion of a deferred tax asset may not be realized. As of September 23, 2020,March 31, 2021, we concluded, based on the weight of all available positive and negative evidence, that all of our deferred tax assets (except for those deferred tax assets relateddescribed above relating to basis differences that are expected to result in a capital loss upon eventual sale of our interest in SSE Holdings, New York City UBT credits and certain foreign tax credits) are more likely than not to be realized. As such, an
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0 additional valuation allowance of $1,221 was recognized on certain foreign tax credits not expected to be realized before the expiration of the carryforward period.
Uncertain Tax Positions
NaN uncertain tax positions existed as of September 23, 2020. Shake Shack Inc. was formed in September 2014 and did not engage in any operations prior to our initial public offering in February of 2015 and related organizational transactions. Shake Shack Inc. first filed tax returns for tax year 2014, which is the first tax year subject to examination by taxing authorities for U.S. federal and state income tax purposes. Additionally, although SSE Holdings is treated as a partnership for U.S. federal and state income taxes purposes, it is still required to file an annual U.S. Return of Partnership Income, which is subject to examination by the Internal Revenue Service ("IRS"). The statute of limitations has expired for tax years through 2015 for SSE Holdings.recognized.
Tax Receivable Agreement
Pursuant to our election under Section 754 of the Internal Revenue Code (the "Code"), we expect to obtain an increase in our share of the tax basis in the net assets of SSE Holdings when LLC Interests are redeemed or exchanged by the other members of SSE Holdings. We plan to make an election under Section 754 of the Code for each taxable year in which a redemption or exchange of LLC Interest occurs. We intend to treat any redemptions and exchanges of LLC Interests as direct purchases of LLC Interests for U.S. federal income tax purposes. These increases in tax basis may reduce the amounts that we would otherwise pay in the future to various tax authorities. They may also decrease gains (or increase losses) on future dispositions of certain capital assets to the extent tax basis is allocated to those capital assets.
On February 4, 2015, we entered into a tax receivable agreement with certain of the then-existing members of SSE Holdings (the "Tax Receivable Agreement") that provides for the payment by us of 85% of the amount of any tax benefits that we actually realize, or in some cases are deemed to realize, as a result of (i) increases in our share of the tax basis in the net assets of SSE Holdings resulting from any redemptions or exchanges of LLC Interests, (ii) tax basis increases attributable to payments made under the Tax Receivable Agreement, and (iii) deductions attributable to imputed interest pursuant to the Tax Receivable Agreement (the "TRA Payments"). We expect to benefit from the remaining 15% of any tax benefits that we may actually realize. The TRA Payments are not conditioned upon any continued ownership interest in SSE Holdings or us. The rights of each member of SSE Holdings that is a party to the Tax Receivable Agreement, are assignable to transferees of their respective LLC Interests.
During the thirty-ninethirteen weeks ended September 23, 2020,March 31, 2021, we acquired an aggregate of 33,19529,600 LLC Interests in connection with the redemption of LLC Interests, which resulted in an increase in the tax basis of our investment in SSE Holdings subject to the provisions of the Tax Receivable Agreement. We recognized an additional liability in the amount of $414$1,094 for the TRA Payments due to the redeeming members, representing 85% of the aggregate tax benefits we expect to realize from the tax basis increases related to the redemption of LLC Interests, after concluding it was probable that such TRA Payments would be paid based on our estimates of future taxable income. During the thirty-ninethirteen weeks ended September 23,March 31, 2021 and March 25, 2020, and September 25, 2019, payments of $6,643$0 and $707,$6,569, inclusive of interest, were made to the parties to the Tax Receivable Agreement, respectively. As of September 23, 2020,March 31, 2021, the total amount of TRA Payments due under the Tax Receivable Agreement, was $228,197, of which no amount was included in other current liabilities on the Condensed Consolidated Balance Sheet.$234,048. See Note 15,13, Commitments and Contingencies, for more information relating to our liabilities under the Tax Receivable Agreement.
CARES Act
On March 27, 2020, the U.S. government enacted the Coronavirus Aid, Relief and Economic Security Act (“CARES Act”) to provide certain relief as a result of the COVID-19 pandemic. The CARES Act provides tax relief, along with other stimulus measures, including a retroactive technical correction of prior tax legislation for tax depreciation of certain qualified improvement property, among other changes.
We are currently estimating the amount of accelerated tax depreciation deductions as a result of the technical amendments made by the CARES Act to qualified improvement property. During the thirty-nine weeks ended September 23, 2020, we recognized accelerated tax depreciation deductions of $446 related to assets placed in service in fiscal 2020, and are recorded as components within our deferred income taxes, net on the Condensed Consolidated Balance Sheets. In addition, subsequent to the second quarter of 2020, we began deferring the employer-paid portion of social security taxes as permitted by the CARES Act.
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NOTE 13:11: EARNINGS (LOSS) PER SHARE
Basic earnings (loss) per share of Class A common stock is computed by dividing net income (loss) attributable to Shake Shack Inc. by the weighted-average number of shares of Class A common stock outstanding during the period. Diluted earnings (loss) per share of Class A common stock is computed by dividing net income (loss) attributable to Shake Shack Inc. by the weighted-average number of shares of Class A common stock outstanding adjusted to give effect to potentially dilutive securities.
The following table sets forth reconciliations of the numerators and denominators used to compute basic and diluted earnings (loss) per share of Class A common stock (in thousands, except per share amounts) for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 and SeptemberMarch 25, 2019.2020.
Thirteen Weeks EndedThirty-Nine Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
Numerator:
Net income (loss)$(6,110)$11,423 $(25,220)$26,201 
Less: net income (loss) attributable to non-controlling interests(551)1,079 (2,490)4,281 
Net income (loss) attributable to Shake Shack Inc.$(5,559)$10,344 $(22,730)$21,920 
Denominator:
Weighted-average shares of Class A common stock outstanding—basic38,251 31,961 36,668 30,549 
Effect of dilutive securities:
Stock options824 777 
Performance stock units50 64 
Restricted stock units81 51 
Weighted-average shares of Class A common stock outstanding—diluted38,251 32,916 36,668 31,441 
Earnings (loss) per share of Class A common stock—basic$(0.15)$0.32 $(0.62)$0.72 
Earnings (loss) per share of Class A common stock—diluted$(0.15)$0.31 $(0.62)$0.70 
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Thirteen Weeks Ended
March 31
2021
March 25
2020
Numerator:
Net income (loss) attributable to Shake Shack Inc.—basic$1,309 $(960)
Reallocation of net loss attributable to non-controlling interests from the assumed conversion of Class B shares(734)
Net income (loss) attributable to Shake Shack Inc.—diluted$575 $(960)
Denominator:
Weighted-average shares of Class A common stock outstanding—basic38,948 34,444 
Effect of dilutive securities:
Stock options232 
Performance stock units53 
Restricted stock units164 
Convertible Notes451 
Shares of Class B common stock2,941 
Weighted-average shares of Class A common stock outstanding—diluted42,789 34,444 
Earnings (loss) per share of Class A common stock—basic$0.03 $(0.03)
Earnings (loss) per share of Class A common stock—diluted$0.01 $(0.03)
Shares of our Class B common stock do not share in the earnings or losses of Shake Shack and are therefore not participating securities. As such, separate presentation of basic and diluted earnings (loss) per share of Class B common stock under the two-class method has not been presented.

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our Class B common stock outstanding for the period are considered potentially dilutive shares of Class A common stock under application of the if-converted method and are included in the computation of diluted earnings (loss) per share, except when the effect would be antidilutive.
The following table presents potentially dilutive securities, as of the end of the period, excluded from the computations of diluted earnings (loss) per share of Class A common stock for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 and SeptemberMarch 25, 2019.2020.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
March 31
2021
March 25
2020
Stock optionsStock options764,902 (1)764,902 (1)Stock options1,698 (1)847,207 (3)
Performance stock unitsPerformance stock units139,081 (1)66,101 (2)139,081 (1)66,101 (2)Performance stock units51,974 (2)179,253 (3)
Restricted stock unitsRestricted stock units262,232 (1)262,232 (1)Restricted stock units264,431 (3)
Shares of Class B common stockShares of Class B common stock3,112,002 (3)3,809,347 (3)3,112,002 (3)3,809,347 (3)Shares of Class B common stock3,117,002 (3)
(1)    Represents numberNumber of instrumentssecurities outstanding at the end of the period that were excluded from the computation of diluted earnings (loss) per share of Class A common stock because the effect would have been anti-dilutive.exercise price of the stock options exceeded the average market price of our Class A common stock during the period ("out-of-the-money").
(2)    ExcludedNumber of securities outstanding at the end of the period that were excluded from the computation of diluted earnings (loss) per share of Class A common stock because the performance conditions associated with these awards were not met assuming the end of the reporting period was the end of the performance period.
(3)    SharesNumber of our Class B common stocksecurities outstanding as ofat the end of the period are considered potentially dilutive shares of Class A common stock. Amounts have beenthat were excluded from the computationscomputation of diluted earnings (loss) per share of Class A common stock because the effect would have been anti-dilutive under the if-converted and two-class methods.anti-dilutive.
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NOTE 14:12: SUPPLEMENTAL CASH FLOW INFORMATION
The following table sets forth supplemental cash flow information for the thirty-ninethirteen weeks ended September 23, 2020March 31, 2021 and SeptemberMarch 25, 2019:2020:
Thirty-Nine Weeks Ended
September 23
2020
September 25
2019
Cash paid for:
Income taxes, net of refunds$1,270 $2,483 
Interest, net of amounts capitalized584 157 
Non-cash investing activities:
Accrued purchases of property and equipment9,544 17,394 
Capitalized equity-based compensation29 79 
Non-cash financing activities:
Class A common stock issued in connection with the redemption of LLC Interests
Class A common stock issued in connection with the GTC merger— 
Cancellation of Class B common stock in connection with the redemption of LLC Interests(1)
Cancellation of Class B common stock in connection with the GTC Merger— (3)
Establishment of liabilities under tax receivable agreement414 20,027 
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Thirteen Weeks Ended
March 31
2021
March 25
2020
Cash paid for:
Income taxes, net of refunds$388 $801 
Interest, net of amounts capitalized70 61 
Non-cash investing activities:
Accrued purchases of property and equipment12,949 13,715 
Capitalized equity-based compensation13 
Non-cash financing activities:
Revolving Credit Facility amendment-related accrual112 
Convertible Notes issuance-related accrual312 
Establishment of liabilities under tax receivable agreement1,094 310 

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NOTE 15:13: COMMITMENTS AND CONTINGENCIES
Lease Commitments
We are obligated under various operating leases for Shacks and our home office space, expiring in various years through 2036.2037. Under certain of these leases, we are liable for contingent rent based on a percentage of sales in excess of specified thresholds and are typically responsible for our proportionate share of real estate taxes, common area maintenance chargescosts and utilities.other occupancy costs. See Note 9,7, Leases.
As security under the terms of one of our leases, we are obligated under a letter of credit totaling $130 as of September 23, 2020,March 31, 2021, which expires in February 2026. Additionally, in September 2017, we entered into a letter of credit in conjunction with our new home office lease in the amount of $603, which expires in August 2021 and renews automatically for one-year periods through January 31, 2034.
Purchase Commitments
Purchase obligations include legally binding contracts, including commitments for the purchase, construction or remodeling of real estate and facilities, firm minimum commitments for inventory purchases, equipment purchases, marketing-related contracts, software acquisition/license commitments and service contracts. These obligations are generally short-term in nature and are recorded as liabilities when the related goods are received or services rendered. We also enter into long-term, exclusive contracts with certain vendors to supply us with food, beverages and paper goods, obligating us to purchase specified quantities.
Legal Contingencies
In March 2020, a claim was filed against Shake Shack alleging certain violations of the Fair Labor Standards Act. At a mediation between the parties, we agreed to settle the matter with the plaintiff and other employees who elect to participate in the settlement for $595. As of March 31, 2021, an accrual in the amount of $595 was recorded for this matter and related expenses.

In February 2018, a claim was filed against Shake Shack in California state court alleging certain violations of the California Labor Code. At a mediation between the parties, we agreed to settle the matter with the plaintiff and all other California employees who elect to participate in the settlement for $1,200. As of September 23, 2020,March 31, 2021, an accrual in the amount of $1,180 was recorded for this matter and related expenses.

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We are subject to various legal proceedings, claims and liabilities, such as employment-related claims and slip and fall cases, which arise in the ordinary course of business and are generally covered by insurance. As of September 23, 2020,March 31, 2021, the amount of the ultimate liability with respect to these matters was not material.
Liabilities under Tax Receivable Agreement
As described in Note 12,10, Income Taxes, we are a party to the Tax Receivable Agreement under which we are contractually committed to pay certain of the members of SSE Holdings 85% of the amount of any tax benefits that we actually realize, or in some cases are deemed to realize, as a result of certain transactions. We are not obligated to make any payments under the Tax Receivable Agreement until the tax benefits associated with the transactions that gave rise to the payments are realized. Amounts payable under the Tax Receivable Agreement are contingent upon, among other things, (i) generation of future taxable income over the term of the Tax Receivable Agreement and (ii) future changes in tax laws. If we do not generate sufficient taxable income in the aggregate over the term of the Tax Receivable Agreement to utilize the tax benefits, then we would not be required to make the related TRA Payments. During the thirty-ninethirteen weeks ended September 23,March 31, 2021 and March 25, 2020, and September 25, 2019, we recognized liabilities totaling $414$1,094 and $20,027,$310, respectively, relating to our obligations under the Tax Receivable Agreement, after concluding that it was probable that we would have sufficient future taxable income over the term of the Tax Receivable Agreement to utilize the related tax benefits. As of September 23, 2020March 31, 2021 and December 25, 2019,30, 2020, our total obligations under the Tax Receivable Agreement were $228,197$234,048 and $234,426,$232,954, respectively. There were no transactions subject to the Tax Receivable Agreement for which we did not recognize the related liability, as we concluded that we would have sufficient future taxable income to utilize all of the related tax benefits.
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NOTE 16:14: RELATED PARTY TRANSACTIONS
Union Square Hospitality Group
The Chairman of our Board of Directors serves as the Chief Executive Officer of Union Square Hospitality Group, LLC. As a result, Union Square Hospitality Group, LLC and its subsidiaries, set forth below, are considered related parties.
Hudson Yards Sports and Entertainment
In fiscal 2011, we entered into a Master License Agreement (as amended, "MLA") with Hudson Yards Sports and Entertainment LLC ("HYSE") to operate Shake Shack branded limited menu concession stands in sports and entertainment venues within the United States. In February 2019, the agreement was assigned to Hudson Yards Catering ("HYC"), the parent of HYSE. The agreement expires in January 2027 and includes 5 consecutive five-year renewal options at HYC's option. As consideration for these rights, HYC pays us a license fee based on a percentage of net food sales, as defined in the MLA. HYC also pays us a percentage of profits on sales of branded beverages, as defined in the MLA.
Thirteen Weeks EndedThirty-Nine Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
Amounts received from HYCLicensing revenue$26 $250 $60 $401 
Thirteen Weeks Ended
ClassificationMarch 31
2021
March 25
2020
Amounts received from HYCLicensing revenue$$22 
ClassificationSeptember 23
2020
December 25
2019
Amounts due from HYCAccounts Receivable$$47 
ClassificationMarch 31
2021
December 30
2020
Amounts due from HYCAccounts Receivable$$
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Madison Square Park Conservancy
The Chairman of our Board of Directors serves as a director of the Madison Square Park Conservancy ("MSP Conservancy"), with which we have a license agreement and pay license fees to operate our Madison Square Park Shack.
Thirteen Weeks EndedThirty-Nine Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
Amounts paid to MSP ConservancyOccupancy and related expenses$173 $138 $392 $692 
ClassificationSeptember 23
2020
December 25
2019
Amounts due to MSP ConservancyAccrued expenses$249 $53 
Share Our Strength
The Chairman of our Board of Directors serves as a director of Share Our Strength, for which Shake Shack holds the "Great American Shake Sale" NaN amounts were due to raise money and awareness for childhood hunger. During the Great American Shake Sale, we encourage guests to donate money to Share Our Strength's No Kid Hungry campaign in exchange for a coupon for a free shake. All of the guest donations we collect go directly to Share Our Strength. Amounts raised through donations during the thirteen weeks ended September 25, 2019, were payable to Share Our StrengthMSP Conservancy as of September 25, 2019.both March 31, 2021 and December 30, 2020.
Thirteen Weeks EndedThirty-Nine Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
Amounts raised through donations$$190 $$190 
Costs incurred for free shakes redeemedGeneral and administrative expenses$$30 $$30 
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Thirteen Weeks Ended
ClassificationMarch 31
2021
March 25
2020
Amounts paid to MSP ConservancyOccupancy and related expenses$215 $219 
Olo, Inc.
The Chairman of our Board of Directors serves as a director of Olo, Inc. (formerly known as "Mobo Systems, Inc."), a platform we use in connection with our mobile ordering application. NaN amounts were due to Olo as of September 23, 2020both March 31, 2021 and December 25, 2019, respectively.30, 2020.
Thirteen Weeks EndedThirty-Nine Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
Amounts paid to OloOther operating expenses$75 $44 $169 $122 
Thirteen Weeks Ended
ClassificationMarch 31
2021
March 25
2020
Amounts paid to OloOther operating expenses$147 $52 
Square, Inc.
Our Chief Executive Officer is a member of the Board of Directors of Square, Inc. ("Square"). We currently use certain point-of-sale applications, payment processing services, hardware and other enterprise platform services in connection with the processing of a limited amount of sales at certain of our locations, sales for certain off-site events and in connection with our kiosk technology. NaN
Thirteen Weeks Ended
ClassificationMarch 31
2021
March 25
2020
Amounts paid to SquareOther operating expenses$462 $571 
Thirteen Weeks Ended
ClassificationMarch 31
2021
March 25
2020
Amounts due to SquareAccounts Payable$$— 
USHG Acquisition Corp.
Our Chief Executive Officer has been appointed to the board of directors of USHG Acquisition Corp. in which the Chairman of our Board of Directors serves as the chairman of the board of directors of USHG Acquisition Corp. USHG Acquisition Corp. is a newly organized blank check company incorporated for the purpose of effecting a merger, share exchange, asset acquisition, share purchase, reorganization or similar business combination with one or more businesses or entities. No amounts were due to Squareor due from USHG Acquisition Corp as of September 23, 2020both March 31, 2021 and December 25, 2019, respectively.
Thirteen Weeks EndedThirty-Nine Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
Amounts paid to SquareOther operating expenses$419 $487 $1,208 $1,195 
30, 2020.
Tax Receivable Agreement
As described in Note 12,10, Income Taxes, we entered into a tax receivable agreementTax Receivable Agreement with certain members of SSE Holdings that provides for the payment by us of 85% of the amount of tax benefits, if any, that Shake Shack actually realizes or in some cases is deemed to realize as a result of certain transactions.
Thirteen Weeks EndedThirty-Nine Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
Amounts paid to members (inclusive of interest)Other current liabilities$$$6,643 $707 
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ClassificationSeptember 23
2020
December 25
2019
Amounts due under the Tax Receivable AgreementOther current liabilities
Liabilities under tax receivable agreement, net of current portion
$228,197 $234,426 
Thirteen Weeks Ended
ClassificationMarch 31
2021
March 25
2020
Amounts paid to members (inclusive of interest)Other current liabilities$$6,569 
ClassificationMarch 31
2021
December 30
2020
Amounts due under the Tax Receivable AgreementOther current liabilities
Liabilities under tax receivable agreement, net of current portion
$234,048 $232,954 
Distributions to Members of SSE Holdings
Under the terms of the SSE Holdings LLC Agreement, SSE Holdings is obligated to make tax distributions to its members. NaN tax distributions were payable to non-controlling interest holders as of September 23, 2020March 31, 2021 and December 25, 2019,30, 2020, respectively.
Thirteen Weeks EndedThirty-Nine Weeks Ended
ClassificationSeptember 23
2020
September 25
2019
September 23
2020
September 25
2019
Amounts paid to non-controlling interest holdersNet income attributable to non-controlling interests$164 $39 $478 $1,706 
Thirteen Weeks Ended
ClassificationMarch 31
2021
March 25
2020
Amounts paid to non-controlling interest holdersNon-controlling interests$467 $305 

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Item 2. Management's Discussion and Analysis of Financial Condition and Results of Operations.
This section and other parts of this Quarterly Report on Form 10-Q ("Form 10-Q") contain forward-looking statements, within the meaning of the Private Securities Litigation Reform Act of 1995 ("PSLRA"), which are subject to known and unknown risks, uncertainties and other important factors that may cause actual results to be materially different from the statements made herein. All statements other than statements of historical fact are forward-looking statements. Forward-looking statements discuss our current expectations and projections relating to our financial position, results of operations, plans, objectives, future performance and business. You can identify forward-looking statements by the fact that they do not relate strictly to any historical or current facts. These statements may include words such as "aim," "anticipate," "believe," "estimate," "expect," "forecast," "future," "intend," "outlook," "potential," "project," "projection," "plan," "seek," "may," "could," "would," "will," "should," "can," "can have," "likely," the negatives thereof and other similar expressions. All forward-looking statements are expressly qualified in their entirety by these cautionary statements. You should evaluate all forward-looking statements made in this Form 10-Q in the context of the risks and uncertainties disclosed in our Annual Report on Form 10-K for the fiscal year ended December 25, 201930, 2020 ("20192020 Form 10-K") and Quarterly Report on Form 10-Q for the quarterly period ended June 24, 2020.. The forward-looking statements included in this Form 10-Q are made only as of the date hereof. We undertake no obligation to publicly update or revise any forward-looking statement as a result of new information, future events or otherwise, except as otherwise required by law.

The following discussion should be read in conjunction with our 20192020 Form 10-K and the condensed consolidated financial statements and notes thereto included in Part I, Item 1 of this Form 10-Q. All information presented herein is based on our fiscal calendar. Unless otherwise stated, references to particular years, quarters, months or periods refer to our fiscal years and the associated quarters, months and periods of those fiscal years.
OVERVIEW
Shake Shack is a modern day "roadside" burger stand serving a classic American menu of premium burgers, chicken sandwiches, hot dogs, crinkle cut fries, shakes, frozen custard, beer and wine. As of September 23, 2020,March 31, 2021, there were 298321 Shacks in operation system-wide, of which 175192 were domestic Company-operated Shacks, 22 were domestic licensed Shacks and 101107 were international licensed Shacks.
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Recent Developments and Trends
We have experienced steady recoverycontinued positive momentum in the business during the thirdfirst quarter of 2020,2021, and through October 21April 28 ("fiscal October"April"), all while continuing to support our Shack teams, our guests and the communities in which we operate during the COVID-19 global pandemic. COVID-19 was officially declared a global pandemic by the World Health Organization in March 2020,With COVID cases stabilizing and the virus has impacted all global economies, resulting in varying levels ofmore regions steadily loosening restrictions, and shutdowns implemented by national, state, and local authorities. In response to the outbreak, in March 2020, we closed all dining rooms and temporarily shifted to a “to-go” only operating model in all ofare optimistic that improving trends can continue for our domestic Company-operated Shacks.industry. With a continued prioritization on health and safety, we have steadily re-opened Shacksdining rooms under modified operations to meet public health guidelines and evolving customer behaviors and expectations. Nearly all domestic Company-operated Shacks were open as of the end of the third quarter 2020 and through fiscal October. As of the end of fiscal October, approximately 80% of our domestic Company-operated Shacks had open dining rooms with varying capacity restrictions, with the majority of Shacks also utilizing outdoor patio space, whenever possible.

Same-Shack sales improvedcontinued to improve across all regions, on a sequential basis,up 5.7% in the first quarter 2021, when compared to down 17.4% in the fourth quarter 2020, with performance driven by increases in in-Shack dining in both urban and suburban Shacks, combined with high levels of retention of digital sales sinceretention. Same-Shack sales in fiscal May. Most notably, same-Shack sales have improved sequentially over every single one of the last six months. During the third quarter of 2020, same-Shack salesApril were down 31.7% compared to the same period last year, with urban Shacks down 43% and suburban Shacks down 16%up 86% compared to the same period last year. Our third quarter 2020 same-Shack sales reflect sequential improvement againstAs of the prior quarter,end of fiscal April 2021, the vast majority of Shacks were operating with open dining rooms, the majority of which continue to remain under varying levels of capacity restrictions, especially in which same-Shackurban Shacks. The Company continues to experience recovery across urban and suburban markets, however many major urban markets, such as Manhattan, remain materially below pre-COVID levels, while office, events and tourism traffic return.
Average weekly sales were down 49.0%, with urban Shacks down 57% and suburban Shacks down 38%. Subsequent to$64,000 in the thirdfirst quarter of 2020,2021. Fiscal February was heavily impacted by severe winter weather, resulting in average weekly sales of $60,000, followed by a significant improvement to $68,000 in fiscal October 2020, same-ShackMarch, and continuing through fiscal April with $69,000. This continued improvement was driven by a substantial increase in in-Shack sales, were down 21%, with urban Shacks down 33% and suburban Shacks down 4% compared to the same period last year. Urban Shacks represent approximately half the Shacks in the comparable base, yet accounted for approximately 60%as well as a high retention of same-Shack sales prior to the COVID-19 outbreak. As expected, urban locations are still acutely impacted by the pandemic and suburban locations continue to
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recover at a faster pace. New York City, particularly Manhattan, continues to lag other regions and we expect this to be an ongoing trend until the city fully recovers. New York City same-Shack sales have, however, shown continued sequential improvement, being down 49% in the third quarter 2020 compared to down 64% in the second quarter, and now down 40% in fiscal October, versus the same periods last year. Manhattan will continue to have a material and outweighed impact on New York City’s results and those of the Company overall, with Manhattan still down 60% in same-Shack sales during the third quarter 2020, versus down 69% in the second quarter, and now down 51% in fiscal October.digital sales.

During the thirdfirst quarter of 2020,2021, total digital sales, including orders placed on the Shake Shack app, website and third partythird-party delivery platforms, represented 60% of total Shack sales. AsFiscal January and February digital mix was 64% and 62% of Shack sales, respectively, driven largely by increased delivery due to bad weather across large portions of the United States. Digital sales mix decreased to 54% of Shack sales in fiscal March and 51% of Shack sales in fiscal April, driven by an increase in in-Shack salesdining as the weather improved throughoutand parts of the period, we also maintainedcountry continued to re-open. Encouragingly, while in-Shack dining continues to increase, there continues to be a high level of digital sales retention with more than 90% of fiscal January's digital sales retained in fiscal October compared to the high point in fiscal May. During the third quarter and similar to second quarter trends, our native web and app channels, when combined, continued to be the fastest growing channel on a year-on-year basis, with sales more than three times the prior year levels. In the second quarter 2020, we added over 800,000 first-time purchasers to theApril. Company-owned app and web channels continued to perform well in the first quarter 2021, with 2.4 million first-time purchasers between early Marchmid-March of 2020 and the end of July. This trend has continued through fiscal October, increasingMarch 2021, and over 230% year-over-year sales growth, when compared to over 1.4 million first-time purchasers on those channels since early March.the first quarter 2020.

The following table presents fiscal monthly information aboutLicensing revenue for the first quarter of 2021 was $4.6 million, reflecting a decrease of 9.9% versus the same period last year. We did, however, see improvement in total weekly sales performance throughout the quarter, with sales recovery led by improvements in both our current trendsinternational and domestic licensed Shacks, particularly in Shack sales.airports which are experiencing increases in Transportation Security Administration ("TSA") flight traffic.

First
Quarter
Second
Quarter
Third
Quarter
Fourth
Quarter
(dollar amounts in thousands)March 25April 22May 20June 24July 22August 19September 23October 21
Average weekly sales*$56 $32 $50 $52 $56 $59 $61 $62 
Total year-over-year sales growth (decline)(11)%(56)%(32)%(32)%(23)%(20)%(10)%(5)%
Same-Shack sales %(29)%(64)%(42)%(42)%(39)%(34)%(23)%(21)%
Development Highlights

*Average weekly sales is calculated by dividing total Shack sales byDuring the number of operating weeks for all Shacks in operation during the period. For Shacks that are not open for the entire period, fractional adjustments are made to the number of operating weeks open such that it corresponds to the period of associated sales.

Our licensed business has shown gradual improvement. Our licensed airport and stadium business, however, continues to be deeply impacted, with only nine of the 22first quarter 2021, we opened ten new domestic licensed Shacks open as of the end of fiscal October. The following table presents fiscal monthly information about our licensed sales trends.
First QuarterSecond
Quarter
Third
Quarter
Fourth
Quarter
(dollar amounts in millions)March 25April 22May 20June 24July 22August 19September 23October 21
Weekly licensed sales*$4.6 $2.0 $2.4 $3.5 $4.6 $5.4 $5.7 $5.9 
Total year-over-year licensed sales growth (decline)13 %(65)%(58)%(47)%(32)%(23)%(9)%(10)%
Number of open licensed Shacks96 56 59 91 98 104 105 107 
* Weekly licensed sales is an operating measure and consists of sales from domestic licensedCompany-operated Shacks and two new international licensed Shacks. We do not recognizeThese openings were partially offset by the sales from licensed Shacks as revenue. Of these amounts, revenue is limited to licensing revenue based on a percentageclosure of sales fromone domestic Company-operated Shack and one international licensed Shacks, as well as certain up-front fees such as territory fees and opening fees.
Given the substantial uncertainty and resulting material economic impact caused by the COVID-19 pandemic, we are not providing full guidance for the fiscal year ending December 30, 2020. While we are confident in a full, long term recovery, the timing of that return to pre-COVID levels is highly dependent upon the return of the high traffic areas that contributed to many of the strongest Shack sales, including those most reliant on travel, schools, offices and major gatherings, as well as ultimately, fully open dining rooms. The timing of that recovery remains unknown today. With the colder weather and the increasing number of reported COVID cases, it is expected that sales over the coming months will be pressured. We have the benefit of a 53rd week in this fiscal year which will be accretive on an absolute dollar basis, but the underlying business continues to face a very challenging and volatile operating environment certainly through the end of this year.Shack.
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Development Highlights
During the third quarter 2020, we opened four new domestic Company-operated Shacks, five new international licensed Shacks, and one domestic licensed Shack. These openings were partially offset by the COVID-related closure of three international licensed Shacks and one domestic licensed Shack, including the Shack located in Terminal 3 of the LAX airport.
Location Type Opening Date
Shanghai, ChinaKuwait City, KuwaitGrand GatewayWaterfrontInternational Licensed6/1/28/20202021
Palm Beach Gardens, FLPlymouth Meeting, PAGardens MallPlymouth MeetingDomestic Company-Operated7/7/20202/4/2021
Nanuet, NY — NanuetDomestic Company-Operated2/8/2021
Dubai, United Arab EmiratesUAEDeiraFirst Avenue Mall, Motor City CentreInternational Licensed7/8/20202/11/2021
Daegu, South KoreaArdmore, PADaegu DongseongroInternational Licensed7/10/2020
Singapore — Orchard RoadInternational Licensed8/5/2020
Beijing, China — Taikoo Li SanlitumInternational Licensed8/12/2020
Salt Lake City, UT — Salt Lake City International AirportDomestic Licensed9/15/2020
Seattle, WA — University VillageSuburban SquareDomestic Company-Operated9/17/20202/19/2021
Roseville, CATowson, MDGalleria at RosevilleTowsonDomestic Company-Operated9/21/20202/20/2021
Santa Clara, CAWoburn, MAValley FairWoburnDomestic Company-Operated9/3/1/2021
Huntersville, NC — HuntersvilleDomestic Company-Operated3/2/2021
Nashville, TN — Downtown NashvilleDomestic Company-Operated3/4/2021
New York, NY — Bryant ParkDomestic Company-Operated3/22/20202021
Boulder, CO — BoulderDomestic Company-Operated3/26/2021
Hoboken, NJ — HobokenDomestic Company-Operated3/29/2021
WeAs of May 6, 2021, we have opened another five domestic Company-operated Shacks, and expect to reach a total of 16 to 18 to 20 new Company-operated Shacksopenings by the endmid-year point. Though our rate of fiscal 2020. Furthermore,recovery and development plans continue to be impacted by the ongoing uncertainty due to COVID, we expectare aiming to open five to six new licensed Shacks in the fourth quarter 2020, ending the year with 12 to 14, net licensed Shacks ina total for fiscal 2020. Looking to the next fiscal year, we expect to openof between 35 and 40 new domestic Company-operated Shacks, in fiscal 2021, a number of which should open in the first half of fiscal 2021. Additionally, we expect to openand 15 to 20 new licensed Shacks, in fiscal 2021.
Liquidity Update
In March 2020,2021, we drew down the full $50.0issued $225 million availableaggregate principal amount of 0% Convertible Senior Notes due 2028 (the “Convertible Notes”) in a private placement to qualified institutional buyers pursuant to Rule 144A under the Revolving Credit Facility,Securities Act of 1933. We granted an option to the initial purchasers to purchase up to an additional $25 million aggregate principal amount of Convertible Notes to cover over-allotments, which was subsequently fully exercised during March 2021, resulting in a total issuance of $250 million aggregate principal amount of Convertible Notes. The Convertible Notes will mature on March 1, 2028, unless earlier converted, redeemed or repurchased in certain circumstances. Upon conversion, we pay or deliver, as the full amount was repaid, plus interest, in fiscal June 2020. In fiscal April 2020, we raised $135.9 million of proceeds, net of underwriting discounts and commissions, from the sale of 3,416,070case may be, cash, shares of itsShake Shack’s Class A common stock in an underwritten offering,or a combination of cash and $9.8 million of proceeds, net of commissions, from the sale of 233,467 shares of itsShake Shack’s Class A common stock, pursuant to an "at-the-market" equity offering program. See “Liquidity and Capital Resources,” herein, for more information.

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at our election.
Financial Highlights for the ThirdFirst Quarter 20202021
Total revenue in the thirdfirst quarter 2020 decreased 17.3%2021 increased 8.5% to $130.4$155.3 million versus the same period last year, showing sequential improvement when compared to a decline of 39.9% in the prior quarter. Further improvement carried through fiscal October, with a decline of 5.7% versus the same period last year.
Shack sales in the thirdfirst quarter 2020 decreased 17.1%2021 increased 9.1% to $126.3$150.7 million versus the same period last year, showing sequential improvement when compared to a decline of 39.5% in the prior quarter.year. Total Shack sales improved further in fiscal OctoberApril with a declinean increase of 5.3%171% versus the same period last year.
Same-Shack sales sequentially1 improved every fiscal month since fiscal April, down 31.7%to up 5.7% in the thirdfirst quarter 20202021 versus the same period last year, compared to down 49.0% in the prior quarter.year. In fiscal October,April, Same-Shack sales continued to recover, with a declinean increase of 21%86% versus the same period last year. Within same-Shack sales:
Suburban same-Shack sales were down 16% during the third quarter 2020 versus the same period last year, compared to down 38% in the prior quarter, and improving to down 4% in fiscal October.
Urban same-Shack sales were down 43% during the third quarter 2020 versus the same period last year, compared to down 57% in the prior quarter, and improving to down 33% in fiscal October.
Licensed revenue in the thirdfirst quarter 2021 decreased 23.8%9.9% to $4.1$4.6 million versus the same period last year, showing sequential improvement when compared to a decline of 53.1% in the prior quarter.year.
��Shack system-wide sales in the thirdfirst quarter decreased 18.4%2021 increased 3.0% to $195.1$228.3 million, versus the same period last year, showing sequential improvement when compared to down 45.2% in the prior quarter, and improving to down 7.1% in fiscal October.year.
Operating loss in the thirdfirst quarter 2021 was $6.8$10.0 million compared to an operating incomeloss of $8.2$0.8 million in the same period last year, showing sequential improvement when compared to an operating loss of $24.1 million in the prior quarter.year.
Shack-level operating profit*profit, a non-GAAP measure,2 decreased 46.9%14.3% to $18.7$22.6 million, or 14.8%15.0% of Shack sales in the thirdfirst quarter 2020,2021, versus a Shack-level operating profit of $1.9 million, or 2.2% of Shack sales in the prior quarter.same period last year.
Net lossincome was $6.1$0.6 million and adjusted EBITDA*, a non-GAAP measure,EBITDA2 was $8.2$7.1 million in the thirdfirst quarter 2020,2021, compared to a net incomeloss of $11.4$1.1 million and adjusted EBITDA of $23.3$14.3 million in the same period last year.
Net lossincome attributable to Shake Shack Inc. was $5.6$1.3 million and adjusted pro forma net loss*, a non-GAAP measure,income2 was $4.4$1.8 million, or a loss of $0.11$0.04 per fully exchanged and diluted share in the thirdfirst quarter 2020,2021, compared to net incomeloss attributable to Shake Shack Inc. of $10.3$1.0 million and adjusted pro forma net income of $10.0$0.8 million, or $0.26$0.02 per fully exchanged and diluted share, in the same period last year.
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SixNet system-wide Shack openings, comprised of fournine net domestic Company-operated Shacks and twoone net licensed Shacks.Shack.
Cash and marketable securities on hand was $191.8$415.9 million as of September 23, 2020.March 31, 2021.

* 1In order to compare like-for-like periods for fiscal 2021, same-Shack sales will compare the 52 weeks from December 31, 2020 through December 29, 2021 to the 52 weeks from January 2, 2020 through December 30, 2020. For Q1 2021, same-Shack sales compares the thirteen weeks from December 31, 2020 through March 31, 2021 to the thirteen weeks from January 2, 2021 through April 1, 2021.
2This represents a non-GAAP measure. Reconciliations to the most directly comparable financial measures presented in accordance with GAAP are set forth in the schedules within “Non-GAAP Financial Measures,” herein. See “Non-GAAP Financial Measures.”


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RESULTS OF OPERATIONS
The following table summarizes our results of operations for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 and SeptemberMarch 25, 2019:2020:
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Shack salesShack sales$126,288 96.8 %$152,366 96.6 %$353,855 96.9 %$428,811 96.8 %Shack sales$150,668 97.0 %$138,048 96.4 %
Licensing revenueLicensing revenue4,113 3.2 %5,396 3.4 %11,502 3.1 %14,273 3.2 %Licensing revenue4,614 3.0 %5,122 3.6 %
TOTAL REVENUETOTAL REVENUE130,401 100.0 %157,762 100.0 %365,357 100.0 %443,084 100.0 %TOTAL REVENUE155,282 100.0 %143,170 100.0 %
Shack-level operating expenses(1):
Shack-level operating expenses(1):
Shack-level operating expenses(1):
Food and paper costs37,903 30.0 %44,159 29.0 %107,494 30.4 %125,049 29.2 %Food and paper costs44,630 29.6 %39,564 28.7 %
Labor and related expenses37,898 30.0 %41,601 27.3 %110,597 31.3 %118,891 27.7 %Labor and related expenses46,382 30.8 %41,766 30.3 %
Other operating expenses18,743 14.8 %18,947 12.4 %50,826 14.4 %51,270 12.0 %Other operating expenses23,144 15.4 %17,779 12.9 %
Occupancy and related expenses13,093 10.4 %12,537 8.2 %37,974 10.7 %35,309 8.2 %Occupancy and related expenses13,911 9.2 %12,558 9.1 %
General and administrative expensesGeneral and administrative expenses14,962 11.5 %17,090 10.8 %45,170 12.4 %46,420 10.5 %General and administrative expenses19,565 12.6 %16,191 11.3 %
Depreciation expense12,376 9.5 %10,474 6.6 %36,233 9.9 %29,239 6.6 %
Depreciation and amortization expenseDepreciation and amortization expense13,726 8.8 %11,768 8.2 %
Pre-opening costsPre-opening costs1,822 1.4 %4,487 2.8 %5,799 1.6 %10,678 2.4 %Pre-opening costs3,576 2.3 %2,243 1.6 %
Impairment and loss on disposal of assetsImpairment and loss on disposal of assets402 0.3 %303 0.2 %2,924 0.8 %1,031 0.2 %Impairment and loss on disposal of assets369 0.2 %2,088 1.5 %
TOTAL EXPENSESTOTAL EXPENSES137,199 105.2 %149,598 94.8 %397,017 108.7 %417,887 94.3 %TOTAL EXPENSES165,303 106.5 %143,957 100.5 %
OPERATING INCOME (LOSS)(6,798)(5.2)%8,164 5.2 %(31,660)(8.7)%25,197 5.7 %
Other income, net34 — %248 0.2 %335 0.1 %1,259 0.3 %
OPERATING LOSSOPERATING LOSS(10,021)(6.5)%(787)(0.5)%
Other income (expense), netOther income (expense), net31 — %(93)(0.1)%
Interest expenseInterest expense(143)(0.1)%(133)(0.1)%(697)(0.2)%(302)(0.1)%Interest expense(515)(0.3)%(112)(0.1)%
INCOME (LOSS) BEFORE INCOME TAXES(6,907)(5.3)%8,279 5.2 %(32,022)(8.8)%26,154 5.9 %
Benefit from income taxes(797)(0.6)%(3,144)(2.0)%(6,802)(1.9)%(47)— %
LOSS BEFORE INCOME TAXESLOSS BEFORE INCOME TAXES(10,505)(6.8)%(992)(0.7)%
Income tax expense (benefit)Income tax expense (benefit)(11,080)(7.1)%87 0.1 %
NET INCOME (LOSS)NET INCOME (LOSS)(6,110)(4.7)%11,423 7.2 %(25,220)(6.9)%26,201 5.9 %NET INCOME (LOSS)575 0.4 %(1,079)(0.8)%
Less: net income (loss) attributable to non-controlling interests(551)(0.4)%1,079 0.7 %(2,490)(0.7)%4,281 1.0 %
Less: net loss attributable to non-controlling interestsLess: net loss attributable to non-controlling interests(734)(0.5)%(119)(0.1)%
NET INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.NET INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.$(5,559)(4.3)%$10,344 6.6 %$(22,730)(6.2)%$21,920 4.9 %NET INCOME (LOSS) ATTRIBUTABLE TO SHAKE SHACK INC.$1,309 0.8 %$(960)(0.7)%
(1)    As a percentage of Shack sales.
Shack Sales
Shack sales represent the aggregate sales of food, beverages and Shake Shack branded merchandise at our domestic Company-operated Shacks. Shack sales in any period are directly influenced by the number of operating weeks in such period, the number of open Shacks and same-Shack sales. Same-Shack sales means, for any reporting period, sales for the comparable Shack base, which we define as the number ofperformance at our Company-operated domestic Company-operated Shacks that have been open for at least 24 months or longer.

Thirteen Weeks EndedThirty-Nine Weeks Ended
(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
Shack sales$126,288 $152,366 $353,855 $428,811 
Percentage of total revenue96.8 %96.6 %96.9 %96.8 %
Dollar change compared to prior year$(26,078)$(74,956)
Percentage change compared to prior year(17.1)%(17.5)%
months.
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The decrease in
Thirteen Weeks Ended
(dollar amounts in thousands)March 31
2021
March 25
2020
Shack sales$150,668 $138,048 
Percentage of total revenue97.0 %96.4 %
Dollar change compared to prior year$12,620 
Percentage change compared to prior year9.1 %
Shack sales forduring the thirteen and thirty-nine weeks ended September 23, 2020 was primarily due to lost sales related to the impactMarch 31, 2021 increased 9.1% from the COVID-19 pandemic. These decreases were partially offsetsame prior-year period, primarily driven by the opening of 2425 net new domestic Company-operated Shacks between SeptemberMarch 25, 20192020 and September 23, 2020.March 31, 2021, and to a lesser extent, an increase in same-Shack sales.

Same-Shack sales improvedcontinued to improve across all regions, on a sequential basis,and increased 5.7% for the first quarter of 2021, compared to down 17.4% in the fourth quarter of 2020, with performance driven by increases in in-Shack dining in both urban and suburban Shacks, combined with a high retentionlevels of digital sales from the high point since fiscal May. Most notably,retention. The increase in first quarter 2021 same-Shack sales have improved sequentiallywas due to a price and sales mix increase of 18.0% — a combination of our end-of-year price increase in December, increased pricing on third-party delivery channels which rolled out over eachthe early part of the last six months. During the third quarterthis fiscal year, and a higher number of 2020, same-Shack sales were down 31.7% compared to the same period last year, with urban Shacks down 43% and suburban Shacks down 16% compared to the same period last year. The decreaseitems per check, particularly in same-Shack sales for the quarter was driven by a 42.0% decrease in trafficour digital channels — partially offset by an increase in price mix of 10.3%. This increase in price mix was driven by a significant increase in average check, primarily from a higher digital sales mix combined with an overall increase in check, due to higher items per order since the start of the pandemic. For the thirty-nine weeks ended September 23, 2020, same-Shack sales were down 31.5%, primarily driven by a 39.4%12.3% decrease in guest traffic partially offset by an increase in price mix of 7.9%, also driven by a higher total average check.traffic. For the purpose of calculating same-Shack sales growth, for the thirteen and thirty-nine weeks ended September 23, 2020, Shack sales for 102123 Shacks were included in the comparable Shack base.

Subsequent tobase as of the thirdend of the first quarter of 2020, in fiscal October 2020, same-Shack sales were down 21%, with our urban2021 versus 90 Shacks down 33% and suburban Shacks down 4% compared tofor the same period last year.first quarter of 2020.
Licensing Revenue
Licensing revenue is comprised of license fees, opening fees for certain licensed Shacks and territory fees. License fees are calculated as a percentage of sales and territory fees are payments for the exclusive right to develop Shacks in a specific geographic area.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Licensing revenueLicensing revenue$4,113 $5,396 $11,502 $14,273 Licensing revenue$4,614 $5,122 
Percentage of total revenue3.2 %3.4 %3.1 %3.2 %Percentage of total revenue3.0 %3.6 %
Dollar change compared to prior year$(1,283)$(2,771)Dollar change compared to prior year$(508)
Percentage change compared to prior year(23.8)%(19.4)%Percentage change compared to prior year(9.9)%
The decreases in licensingLicensed revenue for the thirteen and thirty-nine weeks ended September 23, 2020 wereMarch 31, 2021 decreased 9.9% to $4.6 million versus the same prior-year period, primarily due to reduced sales related to the COVID-19 pandemic, partially offset by a net increase of 209 Shacks opened between SeptemberMarch 25, 20192020 and September 23, 2020. Our licensed business has shown improvement, with our licensed airport and stadium business continuing to be the most deeply impacted, with only nineMarch 31, 2021. As of the 22end of the first quarter 2021, 16 licensed Shacks remained temporarily closed due to COVID. Through the first quarter of 2021, we did, however, see improvement in total weekly sales performance throughout the quarter, with sales recovery led by improvements in both our international and domestic licensed Shacks, open as of fiscal October.particularly in airports which are experiencing increases in TSA flight traffic.
Food and Paper Costs
Food and paper costs include the direct costs associated with food, beverage and packaging of our menu items. The components of foodFood and paper costs are variable by nature, changingchange with sales volume, and are impacted by menu mix and fluctuations in commodity costs, as well as geographic scale and proximity.
Thirteen Weeks EndedThirty-Nine Weeks Ended
(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
Food and paper costs$37,903 $44,159 $107,494 $125,049 
Percentage of Shack sales30.0 %29.0 %30.4 %29.2 %
Dollar change compared to prior year$(6,256)$(17,555)
Percentage change compared to prior year(14.2)%(14.0)%
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Thirteen Weeks Ended
(dollar amounts in thousands)March 31
2021
March 25
2020
Food and paper costs$44,630 $39,564 
Percentage of Shack sales29.6 %28.7 %
Dollar change compared to prior year$5,066 
Percentage change compared to prior year12.8 %
The decreases in food and paper costs for the thirteen and thirty-nine weeks ended September 23, 2020 were primarily due to a decline in sales volume related to the COVID-19 pandemic, partially offset by the opening of 24 new domestic company-operated Shacks between September 25, 2019 and September 23, 2020.
As a percentage of Shack sales, the increase in foodFood and paper costs for the thirteen weeks ended September 23, 2020March 31, 2021 was primarily due to higher paperthe opening of 25 net new domestic Company-operated Shacks between March 25, 2020 and packaging costs, with all orders packagedMarch 31, 2021, as 'to go' orders.
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For the thirty-nine weeks ended September 23, 2020,well as a percentage of Shack sales, the increase in food and paper costs was primarily due to higherincreased paper and packaging costs and significant inflation in beef prices, partially offset by lower chicken costs. For the large part of the second quarter of 2020, we experienced significant inflation in beef, with costs nearly double that of last year for most of June. Beef prices have since returned to more normalized levels in the third quarter of 2020. Furthermore, we had increased paper and packaging costs as a result of packaging all orders as 'to go' orders during the second and third quarter of 2020.
Labor and Related Expenses
Labor and related expenses include domestic Company-operated Shack-level hourly and management wages, bonuses, payroll taxes, equity-based compensation, workers'workers’ compensation expense and medical benefits. As we expect with other variable expense items, we expect labor costs to grow as our Shack sales grow. Factors that influence labor costs include minimum wage and payroll tax legislation, health care costs, size and location of the Shack and the performance of our domestic Company-operated Shacks.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Labor and related expensesLabor and related expenses$37,898 $41,601 $110,597 $118,891 Labor and related expenses$46,382 $41,766 
Percentage of Shack sales30.0 %27.3 %31.3 %27.7 %Percentage of Shack sales30.8 %30.3 %
Dollar change compared to prior year$(3,703)$(8,294)Dollar change compared to prior year$4,616 
Percentage change compared to prior year(8.9)%(7.0)%Percentage change compared to prior year11.1 %
The decreasesincrease in laborLabor and related expenses for the thirteen and thirty-nine weeks ended September 23, 2020 wereMarch 31, 2021 was primarily due to reductions in staffing expenses across all Shacks associated withour annual wage rate increase, higher payroll taxes at the state level, and a more normalized level of performance related bonuses, including the impact of COVID-19. These decreases were partially offset by the opening of 2425 net new domestic Company-operated Shacks between SeptemberMarch 25, 2019 and September 23, 2020 and a number of incremental payroll costs to support our Shack employees. These incremental payroll costs were related to a temporary 10% premium pay raise to hourly employees through the end of August, guaranteed bonuses for Shack teams, and payments related to scheduling changes for hourly team members as teams navigated the challenging operating conditions caused by COVID-19. This investment in our teams had an incremental $2.1 million impact on our results of operations during the third quarter of 2020, and was in addition to the $2.4 million recognized during the second quarter of 2020.March 31, 2021.
As a percentage of Shack sales, the increase in laborLabor and related expenses for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to sales deleverage associated with the impactour annual wage increase, a more normalized level of COVID-19performance related bonuses and to a lesser extent, increases in starting wages,new Shack openings at higher levels of labor, partially offset by the reduction ofan increase in labor hours.productivity at existing Shacks.
Other Operating Expenses
Other operating expenses consist of Shack-level marketing expenses, repairs and maintenance, utilities and other operating expenses incidental to operating our domestic Company-operated Shacks, such as non-perishable supplies,delivery commissions, credit card fees, non-perishable supplies, and propertybusiness insurance.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Other operating expensesOther operating expenses$18,743 $18,947 $50,826 $51,270 Other operating expenses$23,144 $17,779 
Percentage of Shack sales14.8 %12.4 %14.4 %12.0 %Percentage of Shack sales15.4 %12.9 %
Dollar change compared to prior year$(204)$(444)Dollar change compared to prior year$5,365 
Percentage change compared to prior year(1.1)%(0.9)%Percentage change compared to prior year30.2 %
The decreaseincrease in otherOther operating expenses for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to the reduction in expenses across allopening of 25 net new domestic Company-operated Shacks associated with the impact of COVID-19, including reduced maintenance expenses within the Shacks which is not expected to continue as we enter the fourth quarter, partially offset bybetween March 25, 2020 and March 31, 2021 and higher delivery expensecommission as a result of digital growth, as well as the opening of 24 new domestic Company-operated Shacks between September 25, 2019 and September 23, 2020.growth.
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As a percentage of Shack sales, the increase in otherOther operating expenses for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to higher delivery commissions as a result of digital growth and sales deleverage associated with the impact of COVID-19. For the thirteen weeks ended September 23, 2020, the increase was also partially offset by lower maintenance expenses.growth.
Occupancy and Related Expenses
Occupancy and related expenses consist of Shack-level occupancy expenses (including rent, common area expenses and certain local taxes), and exclude occupancy expenses associated with unopened Shacks, which are recorded separately in pre-openingPre-opening costs.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Occupancy and related expensesOccupancy and related expenses$13,093 $12,537 $37,974 $35,309 Occupancy and related expenses$13,911 $12,558 
Percentage of Shack sales10.4 %8.2 %10.7 %8.2 %Percentage of Shack sales9.2 %9.1 %
Dollar change compared to prior year$556 $2,665 Dollar change compared to prior year$1,353 
Percentage change compared to prior year4.4 %7.5 %Percentage change compared to prior year10.8 %
The increase in occupancyOccupancy and related expenses for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to the opening of 2425 net new domestic Company-operated Shacks between SeptemberMarch 25, 20192020 and September 23, 2020, partially offset by lower variable rent expense associated with lower revenue.March 31, 2021.
As a percentage of Shack sales, the increase in occupancyOccupancy and related expenses for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily duerelatively consistent with the same-prior year period, and continues to be impacted by sales deleverage, associated with the impact of COVID-19, partially offset by lower variable rent expense associated with lower revenue.particularly in our high-volume urban Shacks.
General and Administrative Expenses
General and administrative expenses consist of costs associated with corporatehome office and administrative functions that support Shack development and operations, as well as equity-based compensation expense.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
General and administrative expensesGeneral and administrative expenses$14,962 $17,090 $45,170 $46,420 General and administrative expenses$19,565 $16,191 
Percentage of total revenue11.5 %10.8 %12.4 %10.5 %Percentage of total revenue12.6 %11.3 %
Dollar change compared to prior year$(2,128)$(1,250)Dollar change compared to prior year$3,374 
Percentage change compared to prior year(12.5)%(2.7)%Percentage change compared to prior year20.8 %
The decreasesincrease in generalGeneral and administrative expenses for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to disciplined cost reductioncontinued investment across the majority of discretionary spend categoriesbusiness, including an increase in headcount to support the strategic growth plan, and reduced home office compensation expense, partially offset by increased expenses acrossinvestments in marketing and technology to supportour digital initiatives.
As a percentage of total revenue, the increase in generalGeneral and administrative expenses for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due primarily to sales deleverage associated with the impact of COVID-19.
Depreciation Expensedrivers described above.
Depreciation and Amortization Expense
Depreciation and amortization expense primarily consists of the depreciation of fixed assets, including leasehold improvements and equipment.equipment, as well as financing equipment lease assets.
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Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Depreciation expense$12,376 $10,474 $36,233 $29,239 
Depreciation and amortization expenseDepreciation and amortization expense$13,726 $11,768 
Percentage of total revenue9.5 %6.6 %9.9 %6.6 %Percentage of total revenue8.8 %8.2 %
Dollar change compared to prior year$1,902 $6,994 Dollar change compared to prior year$1,958 
Percentage change compared to prior year18.2 %23.9 %Percentage change compared to prior year16.6 %
The increase in depreciationDepreciation and amortization expense for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to incremental depreciation of capital expenditures related to the opening of 2425 net new domestic Company-operated Shacks between SeptemberMarch 25, 20192020 and September 23, 2020.March 31, 2021 and increased technology investments to support our digital initiatives.
As a percentage of total revenue, the increase in depreciationDepreciation and amortization expense for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to sales deleverage associated with the impact of COVID-19.aforementioned items.
Pre-Opening Costs
Pre-opening costs consist primarily of legal fees, rent, managers' salaries, training costs, employee payroll and related expenses, costs to relocate and compensate Shack management teams prior to an opening and wages, travel and lodging costs for our opening training team and other supporting team members. All such costs incurred prior to the opening of a domestic Company-operated Shack are expensed in the period in which the expense was incurred. Pre-opening costs can fluctuate significantly from period to period, based on the number and timing of domestic Company-operated Shack openings and the specific pre-opening costs incurred for each domestic Company-operated Shack. Additionally, domestic Company-operated Shack openings in new geographic market areas may initially experience higher pre-opening costs than our established geographic market areas, such as the New York City metropolitan area, where we have greater economies of scale and incur lower travel and lodging costs for our training team.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Pre-opening costsPre-opening costs$1,822 $4,487 $5,799 $10,678 Pre-opening costs$3,576 $2,243 
Percentage of total revenue1.4 %2.8 %1.6 %2.4 %Percentage of total revenue2.3 %1.6 %
Dollar change compared to prior year$(2,665)$(4,879)Dollar change compared to prior year$1,333 
Percentage change compared to prior year(59.4)%(45.7)%Percentage change compared to prior year59.4 %
The decreaseincrease in pre-openingPre-opening costs for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was due to the lower number ofincreased fiscal 2021 development pipeline for new domestic Company-operated Shacks, opened during the current period compared to the prior-year period, as well asincluding those expected to open.open in the first half of the fiscal year.
Impairment and Loss on Disposal of Assets
Impairment and loss on disposal of assets include impairment charges related to our long-lived assets, which includes property and equipment, as well as operating and finance lease assets. Additionally, impairmentImpairment and loss on disposal of assets includes the net book value of assets that have been retired and consists primarily of furniture, equipment and fixtures that were replaced in the normal course of business.
Thirteen Weeks EndedThirty-Nine Weeks Ended
(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
Impairment and loss on disposal of assets$402 $303 $2,924 $1,031 
Percentage of total revenue0.3 %0.2 %0.8 %0.2 %
Dollar change compared to prior year$99 $1,893 
Percentage change compared to prior year32.7 %183.6 %
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Thirteen Weeks Ended
(dollar amounts in thousands)March 31
2021
March 25
2020
Impairment and loss on disposal of assets$369 $2,088 
Percentage of total revenue0.2 %1.5 %
Dollar change compared to prior year$(1,719)
Percentage change compared to prior year(82.3)%
The increasedecrease in impairmentImpairment and loss on disposal of assets for the thirteen and thirty-nine weeks ended September 23, 2020March 31, 2021 was primarily due to the number of Shacks maturing in our base and renovations. For the thirty-nine weeks ended September 23, 2020, the increase was also due to an asset impairment chargecharges of $1.1 million recorded duringin the first quarter of 2020.
Shake2020 related to the impairment of one Shack. In addition, loss on disposal of assets decreased due to several Shack Inc. shak-20200923_g2.jpgForm 10-Q | 37

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renovations in fiscal 2020.
Other Income (Expense), Net
Other income (expense), net consists of interestadjustments to liabilities under our Tax Receivable Agreement, dividend income, dividendinterest income and net unrealized and realized gains and losses from the sale of marketable securities.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Other income, net$34 $248 $335 $1,259 
Other income (expense), netOther income (expense), net$31 $(93)
Percentage of total revenue— %0.2 %0.1 %0.3 %Percentage of total revenue— %(0.1)%
Dollar change compared to prior year$(214)$(924)Dollar change compared to prior year$124 
Percentage change compared to prior year(86.3)%(73.4)%Percentage change compared to prior year(133.3)%
The decreaseincrease in otherOther income (expense), net for the thirteen weeks ended September 23, 2020March 31, 2021 was primarily due to a decreasedecline in dividend income. For the thirty-nine weeks ended September 23, 2020, the decrease was primarily due to a decrease in dividend income and unrealized losses related to our investments in marketable securities.securities, partially offset by a decrease in dividend income.
Interest Expense
Interest expense primarily consists of interest and fees on the current portion of our liabilities under the Tax Receivable Agreement,Revolving Credit Facility, imputed interest related to our financing equipment leases, amortization of deferred financing costs, imputedand interest on deferred compensation, imputed interest onthe current portion of our deemed landlord financing liability, and interest and fees on our Revolving Credit Facility.liabilities under the Tax Receivable Agreement.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Interest expenseInterest expense$(143)$(133)$(697)$(302)Interest expense$(515)$(112)
Percentage of total revenue(0.1)%(0.1)%(0.2)%(0.1)%Percentage of total revenue(0.3)%(0.1)%
Dollar change compared to prior year$(10)$(395)Dollar change compared to prior year$(403)
Percentage change compared to prior year7.5 %130.8 %Percentage change compared to prior year359.8 %
The increasesincrease in interestInterest expense for the thirteen and thirty-nine weeks ended September 23, 2020 was primarily due to an increase in interest and feesthe write-off of previously capitalized costs of $0.3 million associated with the amendment of our Revolving Credit Facility in the current year.March 2021. Refer to Note 6, Debt, for further details.
Income Tax BenefitExpense (Benefit)
We are the sole managing member of SSE Holdings, whichand as a result, consolidate the financial results of SSE Holdings. SSE Holdings is treated as a partnership for U.S. federal and most applicable state and local income tax purposes. As a partnership, SSE Holdings is not subject to U.S. federal and certain state and local income taxes. Any taxable income or loss generated by SSE Holdings is passed through to and included in the taxable income or loss of its members, including us, on a pro rata basis. We are subject to U.S. federal income taxes, in addition to state and local income taxes with respect to our allocable share of any taxable income or loss of SSE Holdings, as well as any stand-alone income or loss generated by SSE Holdings.Shake Shack Inc. We are also subject to withholding taxes in foreign jurisdictions.
Thirteen Weeks EndedThirty-Nine Weeks Ended
(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
Income tax benefit$(797)$(3,144)$(6,802)$(47)
Percentage of total revenue(0.6)%(2.0)%(1.9)%— %
Dollar change compared to prior year$2,347 $(6,755)
Percentage change compared to prior year(74.7)%14,372.3 %
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Thirteen Weeks Ended
(dollar amounts in thousands)March 31
2021
March 25
2020
Income tax expense (benefit)$(11,080)$87 
Percentage of total revenue(7.1)%0.1 %
Dollar change compared to prior year$(11,167)
Percentage change compared to prior year(12,835.6)%
Our effective income tax rates for the thirteen weeks ended September 23,March 31, 2021 and March 25, 2020 were 105.5% and September 25, 2019 were 11.5% and (38.0)(8.8)%, respectively. The increase was primarily driven by lower pre-tax book income resulting in a loss, causing the tax credits and windfall tax benefits related to equity-based compensation to have an increasing effect on the tax rate, as well as the recognitiona reduction of a valuation allowance against foreign tax credits that are not expected to be realized before the expiration of the carryforward period.allowance. Additionally, an increase in our ownership interest in SSE Holdings increases our share of the taxable income (loss) of SSE Holdings. Our weighted-average ownership interest in SSE Holdings was 92.5%93.0% and 85.6%91.6% for the thirteen weeks ended September 23,March 31, 2021 and March 25, 2020, and September 25, 2019, respectively.
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Our effective income tax rates for the thirty-nine weeks ended September 23, 2020 and September 25, 2019 were 21.2% and (0.2)%, respectively. The increase was primarily driven by lower pre-tax book income resulting in a loss, causing the tax credits to have an increasing effect on the tax rate, as well as the recognition of a valuation allowance against foreign tax credits that are not expected to be realized before the expiration of the carryforward period. These were partially offset by a reduction in the tax effect of changes related to the adoption of new accounting standards, for which there were none during the thirty-nine weeks ended September 23, 2020. Additionally, as noted above, an increase in our ownership interest in SSE Holdings increases our share of the taxable income (loss) of SSE Holdings. Our weighted-average ownership interest in SSE Holdings was 92.1% and 82.1% for the thirty-nine weeks ended September 23, 2020 and September 25, 2019, respectively.
Net Income (Loss)Loss Attributable to Non-Controlling Interests
We are the sole managing member of SSE Holdings and have the sole voting power in, and control the management of, SSE Holdings. Accordingly, we consolidate the financial results of SSE Holdings and report a non-controlling interest on our Condensed Consolidated Statements of Income (Loss), representing the portion of netNet income (loss) attributable to the other members of SSE Holdings. The Third Amended and Restated Limited Liability Company Agreement of SSE Holdings provides that holders of LLC Interests may, from time to time, require SSE Holdings to redeem all or a portion of their LLC Interests for newly-issued shares of Class A common stock on a one-for-one basis. In connection with any redemption or exchange, we will receive a corresponding number of LLC Interests, increasing our total ownership interest in SSE Holdings. The weighted average ownership percentages for the applicable reporting periods are used to attribute net income (loss) and other comprehensive income to Shake Shack Inc. and the non-controlling interest holders.
Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(dollar amounts in thousands)(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(dollar amounts in thousands)March 31
2021
March 25
2020
Net income (loss) attributable to non-controlling interests$(551)$1,079 $(2,490)$4,281 
Net loss attributable to non-controlling interestsNet loss attributable to non-controlling interests$(734)$(119)
Percentage of total revenue(0.4)%0.7 %(0.7)%1.0 %Percentage of total revenue(0.5)%(0.1)%
Dollar change compared to prior year$(1,630)$(6,771)Dollar change compared to prior year$(615)
Percentage change compared to prior year(151.1)%(158.2)%Percentage change compared to prior year516.8 %
The decreasesincrease in net income (loss)Net loss attributable to non-controlling interests for the thirteen and thirty-nine weeks ended September 23, 2020 wereMarch 31, 2021 was primarily due to a declinean increase in net results causing a loss for SSE Holdings for the period, andpartially offset by a decrease in the non-controlling interest holders' weighted average ownership, which was 7.5%7.0% and 14.4%8.4% for the thirteen weeks ended September 23,March 31, 2021 and March 25, 2020, and September 25, 2019, respectively, and 7.9% and 17.9% for the thirty-nine weeks ended September 23, 2020 and September 25, 2019, respectively.
NON-GAAP FINANCIAL MEASURES
To supplement the condensed consolidated financial statements, which are prepared and presented in accordance with U.S. generally accepted accounting principles (“GAAP”),GAAP, we use the following non-GAAP financial measures: Shack-level operating profit, Shack-level operating profit margin, EBITDA, adjusted EBITDA, adjusted EBITDA margin, adjusted pro forma net income (loss) and adjusted pro forma earnings (loss) per fully exchanged and diluted share (collectively the "non-GAAP financial measures").

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Shack-Level Operating Profit
Shack-level operating profit is defined as Shack sales less Shack-level operating expenses including foodFood and paper costs, laborLabor and related expenses, otherOther operating expenses and occupancyOccupancy and related expenses.
How This Measure Is Useful
When used in conjunction with GAAP financial measures, Shack-level operating profit and Shack-level operating profit margin are supplemental measures of operating performance that we believethe Company believes are useful measures to evaluate the performance and profitability of ourits Shacks. Additionally, Shack-level operating profit and Shack-level operating profit margin are key metrics used internally by our management to develop internal budgets and forecasts, as well as assess the performance of ourits Shacks relative to budget and against prior periods. It is also used to evaluate employee compensation as it serves as a metric in certain of our performance-based employee bonus arrangements. We believeThe Company believes presentation of Shack-level operating profit and Shack-level operating profit margin provides investors with a supplemental view of ourits operating performance that can provide meaningful insights to the underlying operating performance of ourthe Shacks, as these measures depict the operating results that are directly impacted by ourthe Shacks and exclude items that may not be indicative of, or are unrelated to, the ongoing operations of ourthe Shacks. It may also assist investors to evaluate ourthe Company's performance relative to peers of various sizes and maturities and provides greater transparency with respect to how our management evaluates ourthe business, as well as ourthe financial and operational decision-making.
Limitations of the Usefulness of this Measure
Shack-level operating profit and Shack-level operating profit margin may differ from similarly titled measures used by other companies due to different methods of calculation. Presentation of Shack-level operating profit and Shack-level operating profit margin is not intended to be considered in isolation or as a substitute for, or superior to, the financial information prepared and presented in accordance with GAAP. Shack-level operating profit excludes certain costs, such as generalGeneral and administrative expenses and pre-openingPre-opening costs, which are considered normal, recurring cash operating expenses and are essential to support the operation and development of ourthe Company's Shacks. Therefore, this measure may not provide a complete understanding of the Company's operating results of our Company as a whole and Shack-level operating profit and Shack-level operating profit margin should be reviewed in conjunction with ourthe Company's GAAP financial results. A reconciliation of Shack-level operating profit to operating income (loss),Operating loss, the most directly comparable GAAP financial measure, is as follows.
Thirteen Weeks EndedThirty-Nine Weeks Ended
(dollar amounts in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
Operating income (loss)$(6,798)$8,164 $(31,660)$25,197 
Less:
Licensing revenue4,113 5,396 11,502 14,273 
Add:
General and administrative expenses14,962 17,090 45,170 46,420 
Depreciation expense12,376 10,474 36,233 29,239 
Pre-opening costs1,822 4,487 5,799 10,678 
Impairment and loss on disposal of assets402 303 2,924 1,031 
Shack-level operating profit$18,651 $35,122 $46,964 $98,292 
Total revenue$130,401 $157,762 $365,357 $443,084 
Less: licensing revenue4,113 5,396 11,502 14,273 
Shack sales$126,288 $152,366 $353,855 $428,811 
Shack-level operating profit margin14.8 %23.1 %13.3 %22.9 %
set forth below.

Thirteen Weeks Ended
(dollar amounts in thousands)March 31
2021
March 25
2020
Operating loss$(10,021)$(787)
Less:
Licensing revenue4,614 5,122 
Add:
General and administrative expenses19,565 16,191 
Depreciation and amortization expense13,726 11,768 
Pre-opening costs3,576 2,243 
Impairment and loss on disposal of assets(1)
369 2,088 
Shack-level operating profit$22,601 $26,381 
Total revenue$155,282 $143,170 
Less: licensing revenue4,614 5,122 
Shack sales$150,668 $138,048 
Shack-level operating profit margin(2)
15.0 %19.1 %
(1)    For the thirteen weeks ended March 25, 2020, amount includes a non-cash impairment charge of $1.1 million related to one Shack.
(2)    As a percentage of Shack sales.
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EBITDA and Adjusted EBITDA
EBITDA is defined as netNet income (loss) before interest expense (net of interest income), incomeIncome tax expense (benefit) and depreciationDepreciation and amortization expense. Adjusted EBITDA is defined as EBITDA (as defined above) excluding equity-based compensation expense, deferred lease costs, impairmentcost, Impairment and loss on the disposal of assets, amortization of cloud-based software implementation costs, as well as certain non-recurring items that we don'tthe Company does not believe directly reflect ourits core operations and may not be indicative of ourthe Company's recurring business operations.
How These Measures Are Useful
When used in conjunction with GAAP financial measures, EBITDA and adjusted EBITDA are supplemental measures of operating performance that we believethe Company believes are useful measures to facilitate comparisons to historical performance and competitors' operating results. Adjusted EBITDA is a key metric used internally by our management to develop internal budgets and forecasts and also serves as a metric in ourits performance-based equity incentive programs and certain of our bonus arrangements. We believeThe Company believes presentation of EBITDA and adjusted EBITDA provides investors with a supplemental view of ourthe Company's operating performance that facilitates analysis and comparisons of ourits ongoing business operations because they exclude items that may not be indicative of ourthe Company's ongoing operating performance.
Limitations of the Usefulness of These Measures
EBITDA and adjusted EBITDA may differ from similarly titled measures used by other companies due to different methods of calculation. Presentation of EBITDA and adjusted EBITDA is not intended to be considered in isolation or as a substitute for, or superior to, the financial information prepared and presented in accordance with GAAP. EBITDA and adjusted EBITDA exclude certain normal recurring expenses. Therefore, these measures may not provide a complete understanding of ourthe Company's performance and should be reviewed in conjunction with ourthe GAAP financial measures. A reconciliation of EBITDA and adjusted EBITDA to netNet income (loss), the most directly comparable GAAP measure, is as follows.
Thirteen Weeks EndedThirty-Nine Weeks Ended
(in thousands)September 23
2020
September 25
2019
September 23
2020
September 25
2019
Net income (loss)$(6,110)$11,423 $(25,220)$26,201 
Depreciation expense12,376 10,474 36,233 29,239 
Interest expense, net143 133 697 302 
Income tax benefit(797)(3,144)(6,802)(47)
EBITDA5,612 18,886 4,908 55,695 
Equity-based compensation1,339 1,884 4,058 5,839 
Amortization of cloud-based software implementation costs(1)
458 107 1,086 107 
Deferred lease costs(2)
258 743 407 2,043 
Impairment and loss on disposal of assets(3)
402 303 2,924 1,031 
Other income related to adjustment of liabilities under tax receivable agreement— — — (14)
Executive transition costs(4)
82 — 150 126 
Project Concrete(5)
1,346 (229)2,031 
Hong Kong office(6)
— 13 — 184 
Other(7)
— — 285 — 
Adjusted EBITDA$8,159 $23,282 $13,589 $67,042 
Adjusted EBITDA margin(8)
6.3 %14.8 %3.7 %15.1 %
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Thirteen Weeks Ended
(dollar amounts in thousands)March 31
2021
March 25
2020
Net income (loss)$575 $(1,079)
Depreciation and amortization expense13,726 11,768 
Interest expense, net515 112 
Income tax expense (benefit)(11,080)87 
EBITDA$3,736 $10,888 
Equity-based compensation1,681 1,300 
Amortization of cloud-based software implementation costs(1)
313 260 
Deferred lease costs(2)
204 (330)
Impairment and loss on disposal of assets(3)
369 2,088 
Debt offering related costs(4)
236 — 
Legal settlement(5)
595 — 
Executive transition costs(6)
— 34 
Project Concrete(7)
— (261)
Other(8)
— 285 
ADJUSTED EBITDA$7,134 $14,264 
Adjusted EBITDA margin(9)
4.6 %10.0 %
(1)    Represents amortization of capitalized implementation costs related to cloud-based software arrangements that are included within General and Administrativeadministrative expenses.
(2)    Reflects the extent to which lease expense is greater than or less than contractual fixed base rent.
(3)    Includes losses on disposals of property and equipment in the normal course of business. For the thirty-ninethirteen weeks ended September 23,March 25, 2020, this amount includes a non-cash impairment charge of $1.1 million related to one Shack.
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(4)    Costs incurred in connection with the Company’s Convertible Notes, issued in March 2021, including consulting and advisory fees. Refer to Note 6, Debt, for further details.
(5)    Expense incurred to establish an accrual related to the settlement of a legal matter. See Note 13, Commitments and Contingencies, for further details.
(6)    Represents fees paid in connection with the search and hiring of certain executive and key management positions.
(5)(7)    Represents consulting and advisory fees related to ourthe Company's enterprise-wide system upgrade initiative called Project Concrete.
(6)    Represents costs associated with establishing our first international office in Hong Kong.
(7)(8)    Represents incremental expenses incurred related to an inventory adjustment and certain employee-related expenses.
(8)(9)    Calculated as a percentage of total revenue which was $130,401$155.3 million and $365,357$143.2 million for the thirteen and thirty-nine weeks ended September 23,March 31, 2021 and March 25, 2020, respectively, and $157,762 and $443,084 for the thirteen and thirty-nine weeks ended September 25, 2019, respectively.

Adjusted Pro Forma Net Income (Loss) and Adjusted Pro Forma Earnings (Loss) Per Fully Exchanged and Diluted Share
Adjusted pro forma net income (loss) represents net income (loss) attributable to Shake Shack Inc. assuming the full exchange of all outstanding SSE Holdings, LLC membership interests ("LLC Interests") for shares of Class A common stock, adjusted for certain non-recurring items that we do notdon't believe are directly related toreflect our core operations and may not be indicative of our recurring business operations. Adjusted pro forma earnings (loss) per fully exchanged and diluted share is calculated by dividing adjusted pro forma net income (loss) by the weighted-average shares of Class A common stock outstanding, assuming the full exchange of all outstanding LLC Interests, after giving effect to theany dilutive effect ofsecurities such as outstanding equity-based awards.
How These Measures Are Useful
When used in conjunction with GAAP financial measures, adjusted pro forma net income (loss) and adjusted pro forma earnings (loss) per fully exchanged and diluted share are supplemental measures of operating performance that we believe are useful measures to evaluate our performance period over period and relative to our competitors. By assuming the full exchange of all outstanding LLC Interests, we believe these measures facilitate comparisons with other companies that have different organizational and tax structures, as well as comparisons period over period because it eliminates the effect of any changes in net income (loss) attributable to Shake Shack Inc. driven by increases in our ownership of SSE Holdings, which are unrelated to our operating performance, and excludes items that are non-recurring or may not be indicative of our ongoing operating performance.
Limitations of the Usefulness of These Measures
Adjusted pro forma net income and adjusted pro forma earnings (loss) per fully exchanged and diluted share may differ fromare not necessarily comparable to similarly titled measures used by other companies due to different methods of calculation. Presentation of adjusted pro forma net income and adjusted pro forma earnings (loss) per fully exchanged and diluted share should not be considered alternatives to net income (loss) and earnings (loss) per share, as determined under GAAP. While these measures are useful in evaluating our performance, it does not account for the earnings attributable to the non-controlling interest holders and therefore does not provide a complete understanding of the net income (loss) attributable to Shake Shack Inc. Adjusted pro forma net income (loss) and adjusted pro forma earnings (loss) per fully exchanged and diluted share should be evaluated in conjunction with our GAAP financial results. A reconciliation of adjusted pro forma net income (loss) to net income (loss) attributable to Shake Shack Inc., the most directly comparable GAAP measure, and the computation of adjusted pro forma earnings (loss) per fully exchanged and diluted share are set forth below.
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Thirteen Weeks EndedThirty-Nine Weeks EndedThirteen Weeks Ended
(in thousands, except per share amounts)(in thousands, except per share amounts)September 23
2020
September 25
2019
September 23
2020
September 25
2019
(in thousands, except per share amounts)March 31
2021
March 25
2020
Numerator:Numerator:Numerator:
Net income (loss) attributable to Shake Shack Inc.$(5,559)$10,344 $(22,730)$21,920 
Adjustments:Net income (loss) attributable to Shake Shack Inc.$1,309 $(960)
Reallocation of net income attributable to non-controlling interests from the assumed exchange of LLC Interests(1)
(551)1,079 (2,490)4,281 Adjustments:
Executive transition costs(2)
82 — 150 126 
Reallocation of net loss attributable to non-controlling interests from the assumed exchange of LLC Interests(1)
(734)(119)
Project Concrete(3)
1,346 (229)2,031 
Executive transition costs(2)
— 34 
Project Concrete(3)
— (261)
Hong Kong office(4)
— 13 — 184 
Legal settlement(4)
595 — 
Other(5)
— — 285 — 
Debt offering related costs(5)
236 — 
Revolving Credit Facility amendment-related costs(6)
323 — 
Other income related to adjustment of liabilities under tax receivable agreement— — — (14)
Tax effect of change in tax basis related to the adoption of new accounting standards(6)
— — — 1,161 
Income tax (expense) benefit(7)
1,608 (2,765)3,141 (4,478)
Income tax benefit (7)
24 1,819 
Adjusted pro forma net income (loss)$(4,412)$10,017 $(21,873)$25,211 
Other(8)
— 285 
Adjusted pro forma net income$1,753 $798 
Denominator:Denominator:Denominator:
Weighted-average shares of Class A common stock outstanding—diluted38,251 32,916 36,668 31,441 Weighted-average shares of Class A common stock outstanding—diluted42,789 34,444 
Adjustments:Adjustments:
Assumed exchange of LLC Interests for shares of Class A common stock(1)
3,114 5,393 3,125 6,674 
Assumed exchange of LLC Interests for shares of Class A common stock(1)
— 3,144 
Adjusted pro forma fully exchanged weighted-average shares of Class A common stock outstanding—diluted41,365 38,309 39,793 38,115 Dilutive effect of stock options— 704 
Adjusted pro forma fully exchanged weighted-average shares of Class A common stock outstanding—diluted42,789 38,292 
Adjusted pro forma earnings (loss) per fully exchanged share—diluted$(0.11)$0.26 $(0.55)$0.66 
Adjusted pro forma earnings per fully exchanged share—dilutedAdjusted pro forma earnings per fully exchanged share—diluted$0.04 $0.02 

Thirteen Weeks EndedThirty-Nine Weeks Ended
September 23
2020
September 25
2019
September 23
2020
September 25
2019
Earnings (loss) per share of Class A common stock - diluted$(0.15)$0.31 $(0.62)$0.70 
Assumed exchange of LLC Interests for shares of Class A common stock(1)
— (0.02)(0.01)(0.01)
Non-GAAP adjustments(8)
0.04 (0.03)0.08 (0.03)
Adjusted pro forma earnings (loss) per fully exchanged share—diluted$(0.11)$0.26 $(0.55)$0.66 

Thirteen Weeks Ended
March 31
2021
March 25
2020
Earnings (loss) per share of Class A common stock - diluted$0.01 $(0.03)
Assumed exchange of LLC Interests for shares of Class A common stock(1)
— — 
Non-GAAP adjustments(9)
0.03 0.05 
Adjusted pro forma earnings per fully exchanged share—diluted$0.04 $0.02 
(1)    Assumes the exchange of all outstanding LLC Interests for shares of Class A common stock, resulting in the elimination of the non-controlling interest and recognition of the net income (loss)loss attributable to non-controlling interests.
(2)    Represents costs incurredfees paid in connection with ourthe search and hiring of certain executive search, including fees paid to an executive recruiting firm.and key management positions.
(3)    Represents consulting and advisory fees related to ourthe Company's enterprise-wide system upgrade initiative called Project Concrete.
(4)    Represents costs associated with establishing our first international office in Hong Kong.
(5)    Represents incremental expensesExpense incurred related to establish an inventory adjustment and certain employee-related expenses.
(6)    Represents tax effect of change in tax basisaccrual related to the adoptionsettlement of a legal matter. See Note 13, Commitments and Contingencies, for further details.
(5)    Costs incurred in connection with the new lease accounting standardCompany’s Convertible Notes, issued in March 2021, including consulting and advisory fees. Refer to Note 6, Debt, for further details.
(6)    Expense incurred in connection with the thirteen and thirty-nine weeks ended September 25, 2019.Company's amendments on the Revolving Credit Facility, including the write-off of previously capitalized costs on the Revolving Credit Facility. Refer to Note 6, Debt, for further details.
(7)    Represents the tax effect of the aforementioned adjustments and pro forma adjustments to reflect corporate income taxes at assumed effective tax rates of 35.3%118.8% and 31.3%185.4% for the thirteen and thirty-nine weeks endedSeptember 23, 2020, respectively, and (3.9)% and 11.5% for the thirteen and thirty-nine weeks ended SeptemberMarch 31, 2021 and March 25, 2019,2020, respectively. Amounts include provisions for U.S. federal income taxes, certain LLC entity-level taxes and foreign withholding taxes, assuming the highest statutory rates apportioned to each applicable state, local and foreign jurisdiction.
(8)    Represents incremental expenses incurred related to an inventory adjustment and certain employee-related expenses.
(9)    Represents the per share impact of non-GAAP adjustments for each period. Refer to the reconciliation of Adjusted Pro Forma Net Income above for further details.
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Table of Content
LIQUIDITY AND CAPITAL RESOURCES
Sources and Uses of Cash
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Table of Contents
Our primary sources of liquidity are cash from operations, cash and cash equivalents on hand, short-term investments and availability under our Revolving Credit Facility. In March 2021, we issued 0% Convertible Notes of Convertible Debt, and received $243.8 million of proceeds, net of discounts. Refer to Note 6, Debt, for further discussion.
As of September 23, 2020,March 31, 2021, we maintained a cash and cash equivalents balance of $174.9$375.0 million and a short-term investments balance of $16.9$40.9 million within Marketable securities.
On June 8, 2018, we filed a Registration Statement on Form S-3 with the SEC which permits us to issue a combination of securities described in the prospectus in one or more offerings from time to time. To date, we have not experienced difficulty accessing the capital markets; however, future volatility in the capital markets may affect our ability to access those markets or increase the costs associated with issuing debt or equity instruments.
Our primary requirements for liquidity are to fund our working capital needs, operating and finance lease obligations, capital expenditures and general corporate needs. Our requirements for working capital are generally not significant because our guests pay for their food and beverage purchases in cash or on debit or credit cards at the time of the sale and we are able to sell many of our inventory items before payment is due to the supplier of such items. Our ongoing capital expenditures are principally related to opening new Shacks, existing Shack capital investments (both for remodels and maintenance), as well as investments in our corporate and digital infrastructure.
In addition, we are obligated to make payments to certain members of SSE Holdings under the Tax Receivable Agreement. As of September 23, 2020,March 31, 2021, such obligations totaled $228.2$234.0 million. Amounts payable under the Tax Receivable Agreement are contingent upon, among other things, (i) generation of future taxable income over the term of the Tax Receivable Agreement and (ii) future changes in tax laws. If we do not generate sufficient taxable income in the aggregate over the term of the Tax Receivable Agreement to utilize the tax benefits, then we would not be required to make the related TRA Payments. Although the amount of any payments that must be made under the Tax Receivable Agreement may be significant, the timing of these payments will vary and will generally be limited to one payment per member per year. The amount of such payments are also limited to the extent we utilize the related deferred tax assets. The payments that we are required to make will generally reduce the amount of overall cash flow that might have otherwise been available to us or to SSE Holdings, but we expect the cash tax savings we will realize from the utilization of the related deferred tax assets to fund the required payments.
COVID-19 Update
In response to the uncertain market conditions resulting from the onset of the COVID-19 pandemic, we have takentook the following actions in the thirty-nine weeks ended September 23,fiscal 2020.
On April 17, 2020, we announced an ATM Program,"at-the-market" equity offering program (the "ATM Program"), under which we may offer and sell shares of our Class A common stock having an aggregate price of up to $75.0 million from time to time. On April 21, 2020, we completed the sale of 233,467 shares of our Class A common stock pursuant to the ATM Program and received $9.8 million of proceeds, net of commissions. The proceeds were used to purchase newly-issued LLC Interests.

On April 21, 2020, we completed an underwritten offering of 3,416,070 shares of our Class A common stock, resulting in $135.9 million of proceeds, net of underwriting discounts and commissions. The proceeds were used to purchase newly-issued LLC Interests.
In May 2020, we entered into an amendment to our Revolving Credit Facility that providesprovided for a number of enhanced modifications to reflect the current and ongoing impact from COVID-19. Our Revolving Credit Facility was further amended in March 2021, resulting in a modification of the applicable covenants and restrictions in the Credit Agreement to permit the incurrence of the Convertible Notes, including obligations and transactions in connection therewith. Refer to Note 6, Debt, for further information.
In March 2020, we drew down the full $50,000$50.0 million available under the Revolving Credit Facility to enhance liquidity and financial flexibility given the uncertain market conditions created by the COVID-19 pandemic. We repaid this amount in full, plus interest, in June 2020. As of September 23, 2020,March 31, 2021, we were in compliance with all covenants.
We believe our existing cash and marketable securities balances combined with the actions we have taken in response to COVID-19, will be sufficient to fund our operating and finance lease obligations, capital expenditures, tax receivable agreementTax Receivable Agreement obligations and working capital needs for at least the next 12 months and the foreseeable future.

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Table of ContentContents
Summary of Cash Flows
The following table presents a summary of our cash flows from operating, investing and financing activities.
Thirty-Nine Weeks Ended
(in thousands)September 23
2020
September 25
2019
Net cash provided by operating activities$28,498 $73,043 
Net cash used in investing activities(27,316)(54,874)
Net cash provided by financing activities136,602 1,586 
Increase in cash137,784 19,755 
Cash at beginning of period37,099 24,750 
Cash at end of period$174,883 $44,505 
Thirteen Weeks Ended
(in thousands)March 31
2021
March 25
2020
Net cash provided by operating activities$9,951 $7,484 
Net cash provided by (used in) investing activities(27,228)649 
Net cash provided by financing activities245,403 42,574 
Increase in cash and cash equivalents228,126 50,707 
Cash and cash equivalents at beginning of period146,873 37,099 
Cash and cash equivalents at end of period$374,999 $87,806 
Operating Activities
For the thirty-ninethirteen weeks ended September 23, 2020March 31, 2021 net cash provided by operating activities was $28.5$10.0 million compared to $73.0$7.5 million for the thirty-ninethirteen weeks ended SeptemberMarch 25, 2019, a decrease2020, an increase of $44.5$2.5 million. This decreaseThe increase was primarily due to change in operating assets and liabilities of $3.9 million and an increase in net income of $1.7 million, partially offset by the impact of non-cash charges of $3.1 million.
The $3.9 million change in our operating asset and liability balances was primarily driven by Accrued wages and related liabilities being a decreasesource of cash of $2.9 million in Shack-level operating profitthe first quarter of 2021, primarily driven by higher accruals associated with payroll costs, compared to a use of cash of $5.1 million in the first quarter of 2020; Accounts payable being a source of cash of $1.5 million in the first quarter of 2021, driven by timing of payments, compared to a use of cash of $4.4 million in the first quarter of 2020; partially offset by Accrued expenses being a use of cash of $9.4 million in the first quarter of 2021, due to the impacttiming of COVID-19, partially offsetaccruals associated with tax payments, compared to a use of cash of $6.3 million in the first quarter of 2020; Other long-term liabilities being a use of cash of $1.8 million in the first quarter of 2021, due to the timing of tax payments, compared to a source of cash of $0.5 million in the first quarter of 2020; and Accounts Receivable being a source of cash of $0.6 million in the first quarter of 2021, primarily driven by lower pre-opening costs.timing of cash receipts of open receivables, compared to a source of cash of $3.2 million in the first quarter of 2020.
Investing Activities
For the thirty-ninethirteen weeks ended September 23, 2020March 31, 2021 net cash used in investing activities was $27.3$27.2 million compared to $54.9net cash provided by investing activities of $0.6 million for the thirty-ninethirteen weeks ended SeptemberMarch 25, 2019,2020, a decrease of $27.6$27.8 million. This decrease was primarily due to a decrease of $33.9 million in capital expenditures, as well as a decrease of $7.0$20.0 million of proceeds from sales of marketable securities.securities, an increase of $4.0 million in capital expenditures to support our real estate development and digital initiatives and increased purchases of marketable securities of $3.9 million.
Financing Activities
For the thirty-ninethirteen weeks ended September 23, 2020March 31, 2021 net cash provided by financing activities was $136.6$245.4 million compared to $1.6$42.6 million for the thirty-ninethirteen weeks ended SeptemberMarch 25, 2019,2020, an increase of $135.0$202.8 million. This increase was primarily due to $145.0$243.8 million in net cash proceeds from the issuance of Class A common stock, partially offset by increasedthe Convertible Notes, decreased payments made under the Tax Receivable Agreement, and distributions toincreased proceeds from stock option exercises, partially offset by $50.0 million in gross cash proceeds from the drawdown of funds from our non-controllingRevolving Credit Facility in the first quarter of 2020 — which was repaid in full, plus interest, holders.in the second quarter of 2020.
Revolving Credit Facility
In August 2019, we terminated our previous revolving credit facility and entered into a new Revolving Credit Facility, agreement, which permits borrowings up to $50.0 million, of which the entire amount is available immediately, with the ability to increase available borrowings up to an additional $100.0 million, to be made available subject to satisfaction of certain conditions. The Revolving Credit Facility will mature and all amounts outstanding will be due and payable in August 2024. The Revolving Credit Facility also permits the issuance of letters of credit upon our request of up to $15.0 million. Borrowings
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Table of Contents
In March 2020, we drew down the full $50.0 million available under the Revolving Credit facility will bearFacility to enhance liquidity and financial flexibility given the uncertain market conditions created by the COVID-19 pandemic. We repaid this amount in full, plus interest, in June 2020.
In May 2020, we entered into a First Amendment, which, among other things, provided for modified financial covenant compliance requirements for a period of time. The First Amendment required us to maintain minimum liquidity of $25.0 million through July 1, 2021 and outstanding borrowings during the applicable period covered by the First Amendment bore interest at either: (i) LIBOR plus a percentage ranging from 1.0% to 1.5%2.5% or (ii) the base rate plus a percentage ranging from 0.0% to 0.5%1.5%, in each case depending on our net lease adjusted leverage ratio. To
In March 2021, we entered into a Second Amendment. The Second Amendment modified the extentapplicable covenants and restrictions in the Credit Agreement to permit the incurrence of the Convertible Notes (as defined below), including obligations and transactions in connection therewith. In addition, the Second Amendment, among other things, (i) extended the period applicable to the increased interest rate margin as set forth in the First Amendment; (ii) shortened the maturity date of the Revolving Credit Facility from August 2024 to September 2022 and (iii) added mechanics relating to the transition from the use of LIBOR reference rate is no longer available,to SOFR upon the discontinuance or unavailability of LIBOR.
Subsequently, and also in March 2021, we entered into a Third Amendment with JPMorgan Chase Bank, N.A. (as successor agent to Wells Fargo Bank, National Association), as administrative agent, and the lenders party thereto. In addition, in consultation with us, will determine a replacement rate which will be generally in accordance with similar transactions in which it servesMarch 2021, Wells Fargo Bank resigned as administrative agent. agent under the Revolving Credit Facility and assigned its commitments thereunder to JPMorgan Bank, N.A. The Third Amendment appoints JPMorgan Bank, N.A. as administrative agent under the Revolving Credit Facility. In addition, the Third Amendment, among other things, extends the maturity date of the Revolving Credit Facility from September 2022 to March 2026. As of March 31, 2021 and December 30, 2020, no amounts were outstanding under the Revolving Credit Facility.
The obligations under the Revolving Credit Facility are secured by a first-priority security interest in substantially all of the assets of SSE Holdings and the guarantors. The obligations under the Revolving Credit Facility are guaranteed by each of SSE Holdings' direct and indirect subsidiaries (with certain exceptions).
The Revolving Credit Facility requires us to comply with maximum net lease adjusted leverage and minimum fixed charge coverage ratios. We are not subject to these coverage ratios for a period of time due to the FirstSecond Amendment to the Revolving Credit Facility described below.above. In addition, the Revolving Credit Facility contains other customary affirmative and negative covenants, including those which (subject to certain exceptions and dollar thresholds) limit our ability to incur debt; incur liens; make investments; engage in mergers, consolidations, liquidations or acquisitions; dispose of assets; make distributions on or repurchase equity securities; engage in transactions with affiliates; and prohibits us, with certain exceptions, from engaging in any line of business not related to our current line of business. As of September 23, 2020,March 31, 2021, we were in compliance with all covenants.
As of March 31, 2021, the Revolving Credit Facility had unamortized deferred financing costs of $0.1 million, and was included in Other assets on the Condensed Consolidated Balance Sheet. Total interest expense related to the Revolving Credit Facility were $0.4 million and $0.1 million for the thirteen weeks ended March 31, 2021 and March 25, 2020, respectively. Total interest expense for the thirteen weeks ended March 31, 2021 primarily included write-off of previously capitalized costs on the Revolving Credit Facility.
Convertible Notes
In March 2021, we issued $225.0 million aggregate principal amount of 0% Convertible Senior Notes due 2028 in a private placement to qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933. We granted an option to the initial purchasers to purchase up to an additional $25.0 million aggregate principal amount of Convertible Notes to cover over-allotments, which was subsequently fully exercised during March 2021, resulting in a total issuance of $250.0 million aggregate principal amount of Convertible Notes. The Convertible Notes will mature on March 1, 2028, unless earlier converted, redeemed or repurchased in certain circumstances. Upon conversion, we pay or deliver, as the case may be, cash, shares of Shake Shack’s Class A common stock or a combination of cash and shares of Shake Shack’s Class A common stock, at our election.
The Convertible Notes are convertible at the option of the holders at any time prior to the close of business on the business day immediately preceding December 1, 2027, only under the following circumstances: (1) during any fiscal quarter commencing after the fiscal quarter ending on June 30, 2021 (and only during such fiscal quarter), if the last reported sale price of our Class A common stock, par value $0.001 per share, for at least 20 trading days (whether or not consecutive) during a period of 30
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Table of ContentContents
Inconsecutive trading days ending on, and including, the last trading day of the immediately preceding fiscal quarter is greater than or equal to 130% of the conversion price for the Convertible Notes on each applicable trading day; (2) during the five business day period after any ten consecutive trading day period in which the trading price (as defined in the Indenture) per $1,000 principal amount of the Convertible Notes for each trading day of the measurement period was less than 98% of the product of the last reported sale price of Class A common stock and the conversion rate for the Convertible Notes on each such trading day; (3) if we call such Convertible Notes for redemption, at any time prior to the close of business on the scheduled trading day immediately preceding the redemption date, but only with respect to the Convertible Notes called (or deemed called) for redemption; and (4) upon the occurrence of specified corporate events as set forth in the Indenture. On or after December 1, 2027, until the close of business on the second scheduled trading day immediately preceding the maturity date, holders of the Convertible Notes may convert all or any portion of their Convertible Notes at any time, regardless of the foregoing circumstances.
The Convertible Notes had an initial conversion rate of 5.8679 shares of Shake Shack’s Class A common stock per $1,000 principal amount of Convertible Notes, which is equivalent to an initial conversion price of approximately $170.42 per share of Shake Shack’s Class A common stock.
We may not redeem the Convertible Notes prior to March 2020,6, 2025. We may redeem for cash all or any portion of the Convertible Notes, at our option, on or after March 6, 2025 if the last reported sale price of Shake Shack’s Class A common stock has been at least 130% of the conversion price then in effect for at least 20 trading days (whether or not consecutive) during any 30 consecutive trading day period (including the last trading day of such period) ending on, and including, the trading day immediately preceding the date on which we drew downprovide notice of redemption at a redemption price equal to 100% of the full $50.0 million available underprincipal amount of the Revolving Credit FacilityConvertible Notes to enhance liquiditybe redeemed, plus accrued and financial flexibility givenunpaid special interest, if any, to, but excluding, the uncertain market conditions created by the COVID-19 pandemic. We repaid the full amount we drew down plus interest in June 2020.redemption date.
In May 2020,addition, if we undergo a fundamental change (as defined in the indenture governing the Convertible Notes), subject to certain conditions, holders may require us to repurchase for cash all or any portion of their Convertible Notes at a repurchase price equal to 100% of the principal amount of the Convertible Notes to be repurchased, plus accrued and unpaid special interest, if any, to, but excluding, the fundamental change repurchase date. In addition, following certain corporate events that occur prior to the maturity date of the Convertible Notes or if we deliver a notice of redemption in respect of some or all of the Convertible Notes, we will, in certain circumstances, increase the conversion rate of the Convertible Notes for a holder who elects to convert our Convertible Notes in connection with such a corporate event or convert our Convertible Notes called (or deemed called) for redemption during the related redemption period, as the case may be.
Contemporaneously with the issuance of the Convertible Notes, Shake Shack Inc. entered into an Intercompany Note with SSE Holdings, LLC. SSE Holdings promises to pay Shake Shack, Inc., for value received, the principal amount with interest of the Intercompany Note in March 2028. Shake Shack Inc. will exercise its right to convert the Intercompany Note to maintain at all times a First Amendment toone-to-one ratio between the Revolving Credit Facility, which,number of common units, directly or indirectly, by Shake Shack Inc and the aggregate number of outstanding shares of common stock.
As of March 31, 2021, the Convertible Notes had a gross principal balance of $250.0 million and a balance of $242.9 million, net of unamortized discount and debt issuance costs of $7.1 million. As of March 31, 2021, the unamortized balance of discount and debt issuance costs was recorded as a contra-liability and netted with Long-term debt on the Condensed Consolidated Balance Sheets and was being amortized as interest expense using the effective interest method. Total amortization expense was $0.1 million for the thirteen weeks ended March 31, 2021 and was included in Interest expense in the Condensed Consolidated Statements of Income (Loss). In connection with the Convertible Notes, we also incurred costs of $0.2 million, including consulting and advisory fees, in the thirteen weeks ended March 31, 2021 and was included in General and administrative expense in the Condensed Consolidated Statements of Income (Loss).
At March 31, 2021, the fair value of the Convertible Notes was approximately $248.1 million, based on external pricing data, including available quoted market prices of these instruments, and consideration of comparable debt instruments with similar interest rates and trading frequency, among other things, provides for modified financial covenant compliance requirements forfactors, and is classified as a periodLevel 2 measurement within the fair value hierarchy.
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Table of time. The First Amendment requires us to maintain minimum liquidity of $25.0 million through July 1, 2021 and outstanding borrowings during the applicable period covered by the First Amendment bear interest at either: (i) LIBOR plus a percentage ranging from 1.0% to 2.5% or (ii) the base rate plus a percentage ranging from 0.0% to 1.50%, in each case depending on our net lease adjusted leverage ratio.Contents
CONTRACTUAL OBLIGATIONS
There have been no material changes to the contractual obligations as disclosed in our Annual Report on Form 10-K for the fiscal year ended December 25, 2019,30, 2020, other than those made in the ordinary course of business.
OFF-BALANCE SHEET ARRANGEMENTS
There have been no material changes to our off-balance sheet arrangements as disclosed in our Annual Report on Form 10-K for the fiscal year ended December 25, 2019.30, 2020.
CRITICAL ACCOUNTING POLICIES AND ESTIMATES
Our discussion and analysis of our consolidated financial condition and results of operations is based upon the accompanying condensed consolidated financial statements and notes thereto, which have been prepared in accordance with GAAP. The preparation of the condensed consolidated financial statements requires us to make estimates, judgments and assumptions, which we believe to be reasonable, based on the information available. These estimates and assumptions affect the reported amounts of assets, liabilities, revenues and expenses, and related disclosures of contingent assets and liabilities. Variances in the estimates or assumptions used to actual experience could yield materially different accounting results. On an ongoing basis, we evaluate the continued appropriateness of our accounting policies and resulting estimates to make adjustments we consider appropriate under the facts and circumstances. There have been no significant changes to our critical accounting policies as disclosed in our Annual Report on Form 10-K for the fiscal year ended December 25, 2019.30, 2020.
Recently Issued Accounting Pronouncements
See "Note 2: Summary of Significant Accounting Policies—Recently Issued Accounting Pronouncements” under Part I, Item 1 of this Form 10-Q.
Item 3. Quantitative and Qualitative Disclosures About Market Risk.
There have been no material changes to our exposure to market risks as described in Part II, Item 7A of our Annual Report on Form 10-K for the fiscal year ended December 25, 2019.30, 2020.
Item 4. Controls and Procedures.
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DISCLOSURE CONTROLS AND PROCEDURES
Under the supervision and with the participation of our management, including the Chief Executive Officer and Chief Financial Officer, we conducted an evaluation of the effectiveness of our disclosure controls and procedures (as such term is defined in Rules 13a-15(e) and 15d-15(e) under the Exchange Act) as of the end of the period covered by this report. Based on this evaluation, our Chief Executive Officer and Chief Financial Officer concluded that our disclosure controls and procedures were effective as of such date. Our disclosure controls and procedures are designed to ensure that information required to be disclosed in the reports we file or submit under the Exchange Act is recorded, processed, summarized and reported within the time periods specified in the SEC's rules and forms and that such information is accumulated and communicated to management, including the Chief Executive Officer and Chief Financial Officer, to allow timely decisions regarding required disclosure.
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CHANGES IN INTERNAL CONTROL OVER FINANCIAL REPORTING
There were no changes to our internal control over financial reporting that occurred during the quarter ended September 23, 2020March 31, 2021 that have materially affected, or are reasonably likely to materially affect, our internal control over financial reporting.

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PART II – OTHER INFORMATION
Item 1. Legal Proceedings.
The information required by this Item is incorporated by reference to Part I, Item 1, Note 15:13: Commitments and Contingencies—Legal Contingencies.
Item 1A. Risk Factors.
There have been no material changes to the risk factors disclosed in the Company's Annual Report on Form 10-K for the fiscal year ended December 25, 2019, as supplemented by the risk factors disclosed in the Company's Quarterly Report on Form 10-Q for the quarter ended June 24,30, 2020.
Item 2. Unregistered Sales of Equity Securities and Use of Proceeds.
None.
Item 3. Defaults Upon Senior Securities.
None.
Item 4. Mine Safety Disclosures.
Not applicable.
Item 5. Other Information.
None.
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Item 6. Exhibits.
Exhibit
Number
Incorporated by ReferenceFiled
Herewith
Exhibit DescriptionFormExhibitFiling Date
8-K3.12/10/2015
8-K3.110/4/2019
S-1/A4.11/28/2015
*
*
#
101.INSXBRL Instance Document - the instance document does not appear in the interactive data file because its XBRL tags are embedded within the Inline XBRL document*
101.SCHXBRL Taxonomy Extension Schema Document*
101.CALXBRL Taxonomy Extension Calculation Linkbase Document*
101.DEFXBRL Taxonomy Extension Definition Linkbase Document*
101.LABXBRL Taxonomy Extension Label Linkbase Document*
101.PREXBRL Taxonomy Extension Presentation Linkbase Document*
104Cover Page Interactive Data File - the cover page interactive data file does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document*
Exhibit
Number
Incorporated by ReferenceFiled
Herewith
Exhibit DescriptionFormExhibitFiling Date
8-K3.12/10/2015
8-K3.110/4/2019
S-1/A4.11/28/2015
*
*
*
*
#
101.INSXBRL Instance Document - the instance document does not appear in the interactive data file because its XBRL tags are embedded within the Inline XBRL document*
101.SCHXBRL Taxonomy Extension Schema Document*
101.CALXBRL Taxonomy Extension Calculation Linkbase Document*
101.DEFXBRL Taxonomy Extension Definition Linkbase Document*
101.LABXBRL Taxonomy Extension Label Linkbase Document*
101.PREXBRL Taxonomy Extension Presentation Linkbase Document*
104Cover Page Interactive Data File - the cover page interactive data file does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document*
#    Furnished herewith.

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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
 
 Shake Shack Inc.
 (Registrant)
Date: October 30, 2020May 7, 2021By:  /s/ Randy Garutti
 Randy Garutti
 Chief Executive Officer
(Principal Executive Officer and Duly Authorized Officer)
Date: October 30, 2020May 7, 2021By:  /s/ Tara Comonte
 Tara Comonte
 President and Chief Financial Officer
(Principal Financial Officer and Duly Authorized Officer)



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