Horsehead Holding (HRRS) 8-K Regulation FD Disclosure

Exhibit 99.1

HORSEHEAD

WEEKLY CASH FLOW - 6th REVISED

CONSOLIDATED SUMMARY - HORSEHEAD,

MOORSEBORO, INMETCO & ZOCHEM

Week #	ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL			ACTUAL
Week Ending	02/06/16			02/13/16			02/20/16			02/27/16			03/05/16			03/12/16			03/19/16			03/26/16			04/02/16			04/09/16			04/16/16			04/23/16
RECEIPTS:
Trade Receipts - Horsehead + HMP	$	2,204,969		$	3,496,119		$	4,203,666		$	3,865,903		$	3,769,105		$	2,799,851		$	4,610,365		$	2,949,015		$	2,537,834		$	2,698,446		$	4,038,339		$	4,294,886
Trade Receipts - Inmetco		346,555			1,019,963			514,336			1,094,928			64,261			921,303			768,620			496,375			350,234			454,486			895,777			1,354,987
Trade Receipts - Zochem		1,583,967			1,055,696			2,449,634			1,571,297			2,336,212			1,778,098			2,568,664			1,440,627			1,977,179			2,035,770			3,280,488			1,965,146
Other (Hedge, HST, Insurance, etc.)		13			171			816,735			21,710			8,580			5,025			1,614			767,220			12,470			41,717			—			979,613
Total Operating Receipts	$	4,135,504		$	5,571,948		$	7,984,371		$	6,553,837		$	6,178,159		$	5,504,278		$	7,949,263		$	5,653,236		$	4,877,717		$	5,230,419		$	8,214,604		$	8,594,632
DISBURSEMENTS:
Purchases		837,873			3,289,325			2,310,679			2,645,213			2,763,408			3,060,147			2,890,598			2,954,587			2,826,593			3,138,512			3,159,107			3,394,354
Payroll & Taxes		37,665			1,125,345			878,033			1,123,999			471,176			889,039			550,174			508,035			1,428,923			449,571			1,140,055			397,051
Benefits		—			501,887			131,805			40,439			417,401			327,530			328,825			149,720			164,548			319,040			234,565			157,095
CapEx - Horsehead, Inmetco, Zochem		—			—			—			—			89,740			14,658			77,908			—			173,843			209,996			—			240,262
CapEx - Mooresboro, NC		—			—			—			—			—			—			—			—			87,855			—			—			—
Contract Services		15,010			104,456			171,532			182,416			494,948			402,703			530,601			297,534			435,328			817,858			793,563			942,024
Freight		—			131,322			210,022			805,367			984,371			786,616			1,483,359			867,905			634,925			981,801			1,275,136			809,997
Insurance		206,037			177,835			127,266			299,109			309,823			6,363			37,938			63,499			257,972			18,753			26,123			58,175
Utilities		10,796			458,604			32,946			67,297			186,996			171,009			124,456			210,817			218,245			619,733			371,435			480,209
Supplies		—			36,258			224,493			235,256			532,283			241,689			428,606			269,786			317,805			412,083			395,164			348,070
Miscellaneous		42,680			28,538			179,905			81,247			126,757			102,382			64,629			68,376			49,130			52,031			48,297			227,660
Other Operating Costs		—			790,065			78,499			78,616			22,738			78,452			39,558			14,991			76,670			123,882			40,948			29,862
Discretionary Improvement Spending		—			—			—			—			—			—			—			—			—			—			—			—
Hedge Settlements		—			—			—			—			—			—			—			—			—			—			—			—
Leases		—			—			14,362			25,777			—			782			233,872			15,849			14,875			—			14,545			—
Total Professional Fees		—		$	1,087,392			—			—			—			—		$	406,708		$	203,990			—		$	1,196,617		$	92,108		$	191,088
Total Operating Disbursements	$	1,150,061		$	7,731,028		$	4,359,542		$	5,584,737		$	6,399,640		$	6,081,370		$	7,197,232		$	5,625,089		$	6,686,712		$	8,339,876		$	7,591,046		$	7,275,846
Recapitalization & Financing
DIP Fees		—			4,050,000			—			—			429,222			—			—			—			672,639			—			—			—
Macquarie Interest														—			—			194,469			—			—			223,558			—			—
UST fees		—			—			—			—			—			—			—			—			—			—			—			—
Recycling Entity Buyout (including interest)		—			—			—			—			—			—			—			—			—			—			—			—
PNC Early Termination Fee		—			1,000,000			—			—			—			—			—			—			—			—			—			—
PNC Facility Repayment					17,677,793
Total Recapitalization & Financing		—			22,727,793			—			—			429,222			—			194,469			—			672,639			223,558			—			—
Other Bankruptcy Related Expenditures
KEIP		—			—			—			—			—			—			—			—			—			—			—			—
Utility Deposits		—			—			781,500			(200,000	)		40,142			52,500			—			39,172			—			—			—			—
503(b)(9) Payments		—			—			—			—			—			—			—			197,338			—			—			3,780			39,725
Critical Vendors - Freight		—			250,000			378,808			252,100			—			97,138			144,302			130,681			239,011			112,057			68,543			161,894
Critical Vendors - Material Vendors		—			—			—			—			—			—			—			—			—			—			—			—
Total Other Expenditures		—			250,000			1,160,308			52,100			40,142			149,638			144,302			367,191			239,011			112,057			72,323			201,619
Total Disbursements	$	1,150,061		$	30,708,821		$	5,519,849		$	5,636,837		$	6,869,004		$	6,231,008		$	7,536,003		$	5,992,280		$	7,598,362		$	8,675,491		$	7,663,369		$	7,477,465
Net Cash Flow Before DIP Facility Drawdown		2,985,443			(25,136,873	)		2,464,522			917,000			(690,845	)		(726,729	)		413,260			(339,045	)		(2,720,645	)		(3,445,072	)		551,234			1,117,167
DIP Facility Drawdown		—			31,800,000			—			6,700,000			4,000,000			—			—			—									—
Net Cash Flow	$	2,985,443		$	6,663,127		$	2,464,522		$	7,617,000		$	3,309,155		$	(726,729	)	$	413,260		$	(339,045	)	$	(2,720,645	)	$	(3,445,072	)	$	551,234		$	1,117,167
Cash
Beginning Cash		2,662,652			5,648,095			12,311,222			14,775,743			22,392,744			25,701,898			24,975,169			25,388,429			25,049,385			22,328,740			18,883,667			19,434,902
Net Cash		2,985,443			6,663,127			2,464,522			7,617,000			3,309,155			(726,729	)		413,260			(339,045	)		(2,720,645	)		(3,445,072	)		551,234			1,117,167
Ending Cash	$	5,648,095		$	12,311,222		$	14,775,743		$	22,392,744		$	25,701,898		$	24,975,169		$	25,388,429		$	25,049,385		$	22,328,740		$	18,883,667		$	19,434,902		$	20,552,068
Open Accounts Payable - Beginning Balance		—			1,129,000			2,258,000			3,387,000			3,387,000			3,387,000			3,387,000			3,918,404			4,195,449			4,195,449			4,195,449			9,195,449
New Purchases		2,279,061			8,860,028			6,648,849			5,636,837			6,869,004			6,231,008			8,067,407			6,269,325			7,598,362			8,675,491			12,663,369			7,477,465
Disbursements		(1,150,061	)		(7,731,028	)		(5,519,849	)		(5,636,837	)		(6,869,004	)		(6,231,008	)		(7,536,003	)		(5,992,280	)		(7,598,362	)		(8,675,491	)		(7,663,369	)		(7,477,465	)
Ending Balance		1,129,000			2,258,000			3,387,000			3,387,000			3,387,000			3,387,000			3,918,404			4,195,449			4,195,449			4,195,449			9,195,449			9,195,449
DIP Schedule
Facility Size		90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000
Beginning Balance		—			—			31,800,000			31,800,000			38,500,000			42,500,000			42,500,000			42,500,000			42,500,000			42,500,000			42,500,000			42,500,000
Draw / (Repaid)		—			31,800,000			—			6,700,000			4,000,000			—			—			—			—			—			—			—
Ending Balance		—		$	31,800,000		$	31,800,000		$	38,500,000		$	42,500,000		$	42,500,000		$	42,500,000		$	42,500,000		$	42,500,000		$	42,500,000		$	42,500,000		$	42,500,000
Availability	$	90,000,000		$	58,200,000		$	58,200,000		$	51,500,000		$	47,500,000		$	47,500,000		$	47,500,000		$	47,500,000		$	47,500,000		$	47,500,000		$	47,500,000		$	47,500,000

Page 1 of 2 as of 4/27/2016

HORSEHEAD

WEEKLY CASH FLOW - 6th REVISED

CONSOLIDATED SUMMARY - HORSEHEAD,

MOORSEBORO, INMETCO & ZOCHEM

Week #	1			2			3			4			5			6			7			8			9			10			11			12			13			14			Total
Week Ending	04/30/16			05/07/16			05/14/16			05/21/16			05/28/16			06/04/16			06/11/16			06/18/16			06/25/16			07/02/16			07/09/16			07/16/16			07/23/16			07/30/16			2/1 - 7/30			Beyond			Total
RECEIPTS:
Trade Receipts - Horsehead + HMP	$	4,946,751		$	2,760,062		$	3,418,046		$	2,952,948		$	2,771,693		$	2,890,726		$	3,021,791		$	2,983,863		$	2,961,197		$	2,934,635		$	2,877,261		$	3,006,620		$	3,051,834		$	3,069,920		$	85,115,844			—		$	85,115,844
Trade Receipts - Inmetco		320,000			600,000			550,000			825,000			340,000			850,000			550,000			300,000			700,000			450,000			215,000			200,000			900,000			775,000			15,856,825			—			15,856,825
Trade Receipts - Zochem		1,426,886			1,707,803			1,767,210			2,974,534			2,690,622			2,187,860			2,687,479			2,473,867			3,453,937			2,491,359			2,441,959			2,486,595			2,931,587			2,406,785			58,171,261			—			58,171,261
Other (Hedge, HST, Insurance, etc.)		—			—			—			1,600,000			1,389,974			—			—			—			1,053,736			—			—			—			1,054,060			—			7,752,638			—			7,752,638
Total Operating Receipts	$	6,693,637		$	5,067,865		$	5,735,255		$	8,352,481		$	7,192,289		$	5,928,586		$	6,259,270		$	5,757,730		$	8,168,871		$	5,875,994		$	5,534,220		$	5,693,215		$	7,937,481		$	6,251,705		$	166,896,567			—		$	166,896,567
DISBURSEMENTS:
Purchases		2,699,461			3,218,725			2,888,832			2,937,234			2,930,734			2,897,314			3,150,033			2,837,533			2,875,033			2,875,033			3,147,033			2,881,533			2,831,033			2,875,033			74,314,960			—			74,314,960
Payroll & Taxes		1,119,182			559,500			1,086,245			617,250			1,086,245			559,500			972,658			667,100			972,658			667,100			514,500			1,102,058			514,500			1,163,658			20,601,219			—			20,601,219
Benefits		225,000			248,000			225,000			225,000			250,000			248,000			225,000			225,000			250,000			248,000			225,000			225,000			250,000			248,000			6,089,856			—			6,089,856
CapEx - Horsehead, Inmetco, Zochem		787,115			778,515			640,015			565,015			565,015			437,542			491,812			203,312			203,312			203,312			237,215			217,215			217,215			216,215			6,569,233			—			6,569,233
CapEx - Mooresboro, NC		—			—			52,145			—			—			—			—			—			—			—			—			—			—			—			140,000			—			140,000
Contract Services		1,197,168			881,275			729,985			877,235			666,985			559,935			584,935			584,935			584,935			584,935			659,985			639,985			639,985			639,985			15,020,236			—			15,020,236
Freight		1,059,211			1,072,735			1,072,735			1,042,773			963,213			1,007,083			1,057,643			1,043,956			1,050,785			1,024,932			968,858			958,133			958,133			958,133			23,209,145			—			23,209,145
Insurance		35,000			564,129			35,000			35,000			35,000			240,548			35,000			35,000			35,000			240,548			35,000			35,000			35,000			240,548			3,224,667			—			3,224,667
Utilities		661,415			420,712			346,638			229,507			356,940			669,829			338,110			234,611			375,561			231,376			739,808			227,288			364,434			227,288			8,376,058			—			8,376,058
Supplies		418,555			285,151			285,151			285,151			255,151			237,825			277,281			277,281			277,281			277,281			276,381			276,381			276,381			276,381			7,423,127			—			7,423,127
Miscellaneous		245,926			257,926			329,126			257,926			257,926			257,926			240,926			240,926			240,926			240,926			245,926			245,926			245,926			245,926			4,625,801			—			4,625,801
Other Operating Costs		185,212			415,765			327,345			1,946,336			260,416			145,765			454,418			175,765			145,765			145,765			233,265			175,765			145,765			145,765			6,277,387			—			6,277,387
Discretionary Improvement Spending		—			—			—			—			—			—			—			—			—			—			—			—			—			—			—			—			—
Hedge Settlements		—			—			—			—			—			—			—			—			—			—			—			—			—			—			—			—			—
Leases		113,435			36,316			55,054			6,150			40,150			6,150			6,150			6,150			40,150			6,150			6,150			6,150			6,150			40,150			694,517			—			694,517
Total Professional Fees	$	290,727		$	1,547,673		$	1,181,355		$	3,427,525		$	1,338,867		$	1,109,387		$	1,717,000		$	200,000		$	885,000		$	75,000		$	1,592,000		$	75,000		$	760,000		$	75,000		$	17,452,437		$	10,053,500		$	27,505,937
Total Operating Disbursements	$	9,037,409		$	10,286,422		$	9,254,626		$	12,452,101		$	9,006,642		$	8,376,804		$	9,550,965		$	6,731,569		$	7,936,406		$	6,820,359		$	8,881,122		$	7,065,434		$	7,244,522		$	7,352,083		$	194,018,643		$	10,053,500		$	204,072,143
Recapitalization & Financing
DIP Fees		—			675,972			—			—			—			678,611			—			—			—			967,361			—			—			—			853,611			8,327,417			1,875,000			10,202,417
Macquarie Interest		—			210,000			—			—			—			217,000			—			—			—			210,000			—			—			—			217,000			1,272,028						1,272,028
UST fees		70,000			—			—			—			—			—			—			—			—			150,000			—			—			—			—			220,000			150,000			370,000
Recycling Entity Buyout (including interest)		—			—			—			—			—			—			—			—			—			935,225			—			—			—			—			935,225			—			935,225
PNC Early Termination Fee		—			—			—			—			—			—			—			—			—			—			—			—			—			—			1,000,000			—			1,000,000
PNC Facility Repayment																																												17,677,793						17,677,793
Total Recapitalization & Financing		70,000			885,972			—			—			—			895,611			—			—			—			2,262,586			—			—			—			1,070,611			29,432,462			2,025,000			31,457,462
Other Bankruptcy Related Expenditures
KEIP		—			—			—			—			—			—			—			—			—			—			—			—			—			—			—			927,000			927,000
Utility Deposits		—			158,328			—			—			—			—			—			—			—			—			—			—			—			—			871,642			—			871,642
503(b)(9) Payments		138,494			687,500			687,500			995,661			—			—			—			—			—			—			—			—			—			—			2,750,000			2,376,373			5,126,373
Critical Vendors - Freight		322,609			380,951			322,777			38,798			36,541			2,184,292			—			—			—			—			—			—			—			—			5,120,500			—			5,120,500
Critical Vendors - Material Vendors		102,908			488,954			488,954			488,954			488,954			488,954			488,954			488,954			386,046			—			—			—			—			—			3,911,632			—			3,911,632
Total Other Expenditures		564,012			1,715,732			1,499,231			1,523,414			525,495			2,673,246			488,954			488,954			386,046			—			—			—			—			—			12,653,774			3,303,373			15,957,147
Total Disbursements	$	9,671,420		$	12,888,126		$	10,753,857		$	13,975,515		$	9,532,137		$	11,945,661		$	10,039,920		$	7,220,523		$	8,322,451		$	9,082,945		$	8,881,122		$	7,065,434		$	7,244,522		$	8,422,694		$	236,104,879		$	15,381,873		$	251,486,752
Net Cash Flow Before DIP Facility Drawdown		(2,977,784	)		(7,820,261	)		(5,018,601	)		(5,623,034	)		(2,339,848	)		(6,017,076	)		(3,780,650	)		(1,462,794	)		(153,580	)		(3,206,950	)		(3,346,902	)		(1,372,219	)		692,959			(2,170,988	)		(69,208,312	)		(15,381,873	)		(84,590,184	)
DIP Facility Drawdown								10,000,000						5,000,000						5,000,000						5,000,000						5,000,000						2,500,000						75,000,000			15,000,000			90,000,000
Net Cash Flow	$	(2,977,784	)	$	(7,820,261	)	$	4,981,399		$	(5,623,034	)	$	2,660,152		$	(6,017,076	)	$	1,219,350		$	(1,462,794	)	$	4,846,420		$	(3,206,950	)	$	1,653,098		$	(1,372,219	)	$	3,192,959		$	(2,170,988	)	$	5,791,688		$	(381,873	)	$	5,409,816
Cash
Beginning Cash		20,552,068			17,574,285			9,754,023			14,735,422			9,112,388			11,772,540			5,755,465			6,974,815			5,512,022			10,358,441			7,151,491			8,804,589			7,432,369			10,625,328			2,662,652		$	8,454,340			2,662,652
Net Cash		(2,977,784	)		(7,820,261	)		4,981,399			(5,623,034	)		2,660,152			(6,017,076	)		1,219,350			(1,462,794	)		4,846,420			(3,206,950	)		1,653,098			(1,372,219	)		3,192,959			(2,170,988	)		5,791,688			(381,873	)		5,409,816
Ending Cash	$	17,574,285		$	9,754,023		$	14,735,422		$	9,112,388		$	11,772,540		$	5,755,465		$	6,974,815		$	5,512,022		$	10,358,441		$	7,151,491		$	8,804,589		$	7,432,369		$	10,625,328		$	8,454,340		$	8,454,340		$	8,072,467		$	8,072,467
Open Accounts Payable - Beginning Balance		9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			—
New Purchases		9,671,420			12,888,126			10,753,857			13,975,515			9,532,137			11,945,661			10,039,920			7,220,523			8,322,451			9,082,945			8,881,122			7,065,434			7,244,522			8,422,694			222,322,536
Disbursements		(9,671,420	)		(12,888,126	)		(10,753,857	)		(13,975,515	)		(9,532,137	)		(11,945,661	)		(10,039,920	)		(7,220,523	)		(8,322,451	)		(9,082,945	)		(8,881,122	)		(7,065,434	)		(7,244,522	)		(8,422,694	)		(213,127,086	)
Ending Balance		9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449			9,195,449
DIP Schedule
Facility Size		90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000			90,000,000
Beginning Balance		42,500,000			42,500,000			42,500,000			52,500,000			52,500,000			57,500,000			57,500,000			62,500,000			62,500,000			67,500,000			67,500,000			72,500,000			72,500,000			75,000,000			—			75,000,000
Draw / (Repaid)		—			—			10,000,000			—			5,000,000			—			5,000,000			—			5,000,000			—			5,000,000			—			2,500,000			—			75,000,000			15,000,000
Ending Balance	$	42,500,000		$	42,500,000		$	52,500,000		$	52,500,000		$	57,500,000		$	57,500,000		$	62,500,000		$	62,500,000		$	67,500,000		$	67,500,000		$	72,500,000		$	72,500,000		$	75,000,000		$	75,000,000		$	75,000,000		$	90,000,000
Availability	$	47,500,000		$	47,500,000		$	37,500,000		$	37,500,000		$	32,500,000		$	32,500,000		$	27,500,000		$	27,500,000		$	22,500,000		$	22,500,000		$	17,500,000		$	17,500,000		$	15,000,000		$	15,000,000		$	15,000,000			—

Page 2 of 2 as of 4/27/2016

Claims Cap Proposal

• Based on the claims estimates on the prior page, the Debtor would propose a Claims Cap of $71.2 million as shown below:

	7/30/2016
Claims Cap
Administrative Claims	$	40,259
Other Secured Claims		11,587
Priority Claims		5,123
Claims	$	56,970
Cushion		25.0	%
Claims Cap	$	71,212

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