
Comerica IncorporatedInvestor PresentationMay 2013 Karen ParkhillVice Chairman and CFO Darlene PersonsDirector of Investor Relations Safe Harbor Statement Any statements in this presentation that are not historical facts are forward-looking statements as defined in the Private Securities LitigationReform Act of 1995. Words such as “anticipates,” “believes,” “contemplates,” “feels,” “expects,” “estimates,” “seeks,” “strives,” “plans,” “intends,”“outlook,” “forecast,” “position,” “target,” “mission,” “assume,” “achievable,” “potential,” “strategy,” “goal,” “aspiration,” “opportunity,” “initiative,”“outcome,” “continue,” “remain,” “maintain,” “on course,” “trend,” “objective,” “looks forward” and variations of such words and similarexpressions, or future or conditional verbs such as “will,” “would,” “should,” “could,” “might,” “can,” “may” or similar expressions, as they relate toComerica or its management, are intended to identify forward-looking statements. These forward-looking statements are predicated on thebeliefs and assumptions of Comerica's management based on information known to Comerica's management as of the date of this presentationand do not purport to speak as of any other date. Forward-looking statements may include descriptions of plans and objectives of Comerica'smanagement for future or past operations, products or services, and forecasts of Comerica's revenue, earnings or other measures of economicperformance, including statements of profitability, business segments and subsidiaries, estimates of credit trends and global stability. Suchstatements reflect the view of Comerica's management as of this date with respect to future events and are subject to risks and uncertainties.Should one or more of these risks materialize or should underlying beliefs or assumptions prove incorrect, Comerica's actual results could differmaterially from those discussed. Factors that could cause or contribute to such differences are changes in general economic, political orindustry conditions; changes in monetary and fiscal policies, including the interest rate policies of the Federal Reserve Board; volatility anddisruptions in global capital and credit markets; changes in Comerica's credit rating; the interdependence of financial service companies;changes in regulation or oversight; unfavorable developments concerning credit quality; any future acquisitions or divestitures; the effects ofmore stringent capital or liquidity requirements; declines or other changes in the businesses or industries of Comerica's customers; theimplementation of Comerica's strategies and business models; Comerica's ability to utilize technology to efficiently and effectively develop,market and deliver new products and services; operational difficulties, failure of technology infrastructure or information security incidents;changes in the financial markets, including fluctuations in interest rates and their impact on deposit pricing; competitive product and pricingpressures among financial institutions within Comerica's markets; changes in customer behavior; management's ability to maintain and expandcustomer relationships; management's ability to retain key officers and employees; the impact of legal and regulatory proceedings ordeterminations; the effectiveness of methods of reducing risk exposures; the effects of terrorist activities and other hostilities; the effects ofcatastrophic events including, but not limited to, hurricanes, tornadoes, earthquakes, fires, droughts and floods; changes in accountingstandards and the critical nature of Comerica's accounting policies. Comerica cautions that the foregoing list of factors is not exclusive. Fordiscussion of factors that may cause actual results to differ from expectations, please refer to our filings with the Securities and ExchangeCommission. In particular, please refer to “Item 1A. Risk Factors” beginning on page 13 of Comerica's Annual Report on Form 10-K for the yearended December 31, 2012. Forward-looking statements speak only as of the date they are made. Comerica does not undertake to updateforward-looking statements to reflect facts, circumstances, assumptions or events that occur after the date the forward-looking statements aremade. For any forward-looking statements made in this presentation or in any documents, Comerica claims the protection of the safe harbor forforward-looking statements contained in the Private Securities Litigation Reform Act of 1995. 2

Comerica: A Brief Overview Among the top 25 U.S. bank holding companies $65 billion in assets Strong presence in Texas, California, and Michigan Three primary lines of business: Business Bank, Retail Bank, and Wealth Management Founded over 160 years ago Strong capital position • Tier 1 Common Capital Ratio 10.40% 3 Average Loan Balances1 Average Deposit Balances1 Other Markets $5.711% California$14.428% Finance & Other$0.4 1%Texas$10.020%Michigan$20.240% At 3/31/13 ● 11Q13 average balances; $ in billions California$13.530% Texas$10.123% Michigan$13.631% Other Markets$7.416% • One of the Highest Payouts among peer group• Strong capital base; Ratios among highest in peer group Active in Managing Capital • Stable• Weathered cycle well relative to peer group Maintaining Asset Quality • 200 bps increase in rates expected to result in 11% increase in net interest income1 Positioned for Rising Rates • Positioned in faster growing markets andindustries Growing Loans • Lowest cost deposits & largest percentage DDA funding vs. peers• Holding new/renewed loan spreads Maintaining Pricing Discipline • Continued tight expense controlControlling Expenses 4 As of 3/31/13 ● 1Analysis based on non-parallel ramp in interest rates over 12 months; See 10K filing with SEC for methodology. Well Positioned for the Future

Financial Results 5 1Q13 4Q12 1Q12 Diluted income per common share1 $0.70 $0.68 $0.66 Net interest income $416 $424 $442 Loan accretion 11 13 25 Provision for credit losses 16 16 22 Noninterest income 200 204 206 Noninterest expenses 416 427 448 Restructuring expenses -- 2 -- Net income 134 130 130 Total average loans $44,617 $44,119 $42,269 Total average deposits 50,692 51,282 48,311 Tier 1 common capital ratio3 10.40%2 10.17% 10.30% Basel III Tier 1 common capital ratio3 9.4% 9.1% -- Average diluted shares (millions) 187 188 196 $ in millions, except per share data ● 1Calculated using net income attributable to common shares ● 2Estimated 3See Supplemental Financial Data slides for a reconciliation of non-GAAP financial measures Established Texas presence: 1988 Moved headquarters to Dallas: 2007 Largest U.S. commercial bank with corporate headquarters in Texas Acquisition of Sterling completed July 28, 2011 – Increased deposit share to #91 in Texas Comerica Texas Economic Activity Index2 up 48% from cycle low 6 At 3/31/13 ● Charts: $ in billions ● 1Source: FDIC June 2012 ● 2February 2013 economic activity index, published April 2013 Substantial Growth Opportunities in Texas 9.3 9.5 9.6 9.8 10.1 1Q12 2Q12 3Q12 4Q12 1Q13 10.2 10.2 9.9 9.8 10.0 1Q12 2Q12 3Q12 4Q12 1Q13 -3% +8% Average Loan Balances Average Deposit Balances

Established California presence: 1991 Increased deposit market share from 20111 Comerica California Economic Activity Index2 up 43% from cycle low 7 Charts: $ in billions ● 1Source: FDIC June 2012 ● 2February 2013 economic activity index, published April 2013 Well Positioned for Growth Opportunities in California 12.1 12.6 12.9 13.3 13.5 1Q12 2Q12 3Q12 4Q12 1Q13 13.7 14.1 15.0 15.5 14.4 1Q12 2Q12 3Q12 4Q12 1Q13 +5% +12% Average Loan Balances Average Deposit Balances Established Michigan presence: 1849 Maintained #2 position in Michigan, with an increased deposit market share from 20111 Comerica Michigan Economic Activity Index2 up 66% from cycle low Charts: $ in billions ● 1Source: FDIC June 2012 ● 2February 2013 economic activity index, published April 2013 8 Leveraging #2 Deposit Market Share in Michigan 13.8 13.8 13.5 13.4 13.7 1Q12 2Q12 3Q12 4Q12 1Q13 19.4 19.2 19.6 20.0 20.3 1Q12 2Q12 3Q12 4Q12 1Q13 +4% -1% Average Loan Balances Average Deposit Balances

-1.9 % -1. 3% -1.0 % -0.6 % -0.1 % 0.8% 0.9% 1.1% 1.2% 1.3 % 1.5% 3.1% FHN SNV RF ST I BBT HBA N ZIO N CMA KE Y MTB BOK F FITB Loan Growth Outpacing Peer Average 42.3 43.2 43.6 44.1 44.6 46.1 45.1 3.92 3.79 3.66 3.60 3.54 1Q12 2Q12 3Q12 4Q12 1Q13 4Q12 1Q13 Loan Yields 9 Charts: $ in billions ● 1Q13 compared to 4Q12 +6% Commitments increased $357MM to $50.9B at 3/31/13 resulting in line utilization of 47.7%, down from 49.4% at 12/31/12, primarily due to reduced Mortgage Banker usage, as expected Loan pipeline increased with growth across most business lines Total Loan Growth Average Balances Period-end Growth in Average Loans(4Q12 vs. 1Q13) Average: 0.4% +1% 2,30 5 2,45 2 2,64 1 2,85 1 3,00 2 1Q12 2Q12 3Q12 4Q12 1Q13 Loan Performance in Select Portfolios Average $ in millions 1,64 3 1,65 9 1,83 1 1,88 6 2,00 8 1Q12 2Q12 3Q12 4Q12 1Q13 +22% 10 3,80 0 4,28 3 4,29 8 4,62 2 4,87 0 1Q12 2Q12 3Q12 4Q12 1Q13 +28% National Dealer Services +30% Energy Tech and Life Sciences General Middle Market 12,9 96 13,1 84 13,0 73 13,1 54 13,4 16 1Q12 2Q12 3Q12 4Q12 1Q13 +3%

Loans by Business and Market 11 Middle Market: Serving companies with revenues generally between $20-$500MM Corporate: Serving companies (and their U.S. based subsidiaries) with revenues generally over $500MM Small Business: Serving companies with revenues generally under $20MM Tables: Average $ in billions By Line of Business 1Q13 4Q12 1Q12 Middle MarketGeneralEnergyNational Dealer ServicesEntertainmentTech. & Life SciencesEnvironmental Services $13.43.04.90.62.00.8 $13.22.94.60.61.90.7 $13.02.33.80.61.60.6 Total Middle Market $24.7 $23.9 $21.9 CorporateUS BankingInternational 2.81.8 2.81.8 2.81.6 Mortgage Banker Finance 1.7 2.1 1.5 Commercial Real Estate 3.7 3.7 4.4 BUSINESS BANK $34.7 $34.3 $32.2 Small Business 3.6 3.5 3.6 Retail Banking 1.7 1.8 1.9 RETAIL BANK $5.3 $5.3 $5.5 Private Banking 4.6 4.5 4.6 WEALTH MANAGEMENT $4.6 $4.5 $4.6 TOTAL $44.6 $44.1 $42.3 By Market 1Q13 4Q12 1Q12 Michigan $13.6 $13.4 $13.9 California 13.5 13.3 12.1 Texas 10.1 9.8 9.3 Other Markets 7.4 7.6 7.0 TOTAL $44.6 $44.1 $42.3 Mortgage Banker Finance 40+ years experience with reputation for consistent, reliable approach Provide short-term warehouse financing: bridge from origination of residential mortgage until sale into end market Extensive backroom provides collateral monitoring and customer service Focus on full banking relationships Excellent credit quality Average Deposits 198 2 80 319 254 360 481 52 3 551 6 37 513 372 399 4 41 454 49 7 62 5 645 1Q09 3Q09 1Q10 3Q10 1Q11 3Q11 1Q12 3Q12 1Q13 563 6 57 504 56 4 425 707 943 1 ,101 566 61 4 923 1,53 5 1,48 3 1,50 7 1,99 6 2,09 4 1,73 7 1Q0 9 2Q0 9 3Q0 9 4Q0 9 1Q1 0 2Q1 0 3Q1 0 4Q1 0 1Q1 1 2Q1 1 3Q1 1 4Q1 1 1Q1 2 2Q1 2 3Q1 2 4Q1 2 1Q1 3 Average Loans Charts: $ in millions 12

National Dealer Services Line of Business 13 Toyota/Lexus17% Honda/Acura 17% Ford 8% GM 9% Chrysler 8% Mercedes 3%Nissan/ Infiniti 8% Other European 9% Other Asian 11% Other210% 65+ years of Floor Plan lending, with over 20 years on a national basis Top tier strategy: majority are “Mega Dealer” (five or more dealerships in group) Excellent credit quality Robust monitoring of company inventory and performance Geographic DispersionCalifornia 60% Texas 6%Michigan 20% Other 13% 4 .9 3.5 3.5 3.5 4.3 4.9 5.0 2008 2009 2010 2011 2012 1Q13 1Q13 Loan Balances ($ in Billions) Average Period End 1Franchise distribution based on 3/31/13 period-end (PE) outstandings ● 2Other includes obligations where a primary franchise is indeterminable (rental car and leasing companies, heavy truck, recreational vehicles, and non-floor plan loans). Franchise Distribution1 Energy 14 Average Loans Average Deposits 30+ years experience through the cycles Focus on middle market companies Excellent credit quality Deep relationships with significant ancillary noncredit products Diverse customer base1: Natural Gas Oil Mixed Midstream 19% Service 14% Exploration & Production 67% Charts: $ in millions. 1Based on 1Q13 period end loans outstanding. 1,81 1 1,65 6 1,46 9 1,32 7 1,29 6 1,14 9 1,19 6 1,26 9 1,42 3 1,45 6 1,63 5 1,94 7 2,30 5 2,45 2 2,64 1 2,85 1 3,00 2 1Q09 3Q09 1Q10 3Q10 1Q11 3Q11 1Q12 3Q12 1Q13 67 71 84 107 152 233 430 444 50 1 493 492 865 686 567 533 512 411 1Q09 3Q09 1Q10 3Q10 1Q11 3Q11 1Q12 3Q12 1Q13

15 6,84 3 6,65 2 6,36 5 6,04 5 5,74 4 5,37 4 5,09 6 4,75 4 4,42 8 4,03 4 4,43 6 4,57 7 4,36 5 4,30 5 3,92 4 3,72 7 3,69 3 1Q0 9 2Q0 9 3Q0 9 4Q0 9 1Q1 0 2Q1 0 3Q1 0 4Q1 0 1Q1 1 2Q1 1 3Q1 1 4Q1 1 1Q1 2 2Q1 2 3Q1 2 4Q1 2 1Q1 3 Commercial MortgagesReal Estate ConstructionCommercial & Other 160+ years experience with focus on well-established developers, primarily in our footprint Provides construction and mini-perm mortgage financing Real Estate Construction average loans up $83MM from 4Q12 4,151 4,228 4,248 4,345 4,655 1Q12 2Q12 3Q12 4Q12 1Q13 +12% At 3/31/13 ● Charts: $ in millions ● 1Based on period-end commitments CRE Line of BusinessAverage Loans CRE Commitments1 Commercial Real Estate Line of Business Shared National Credit Relationships 16 Approximately 875 borrowers Strategy: Full relationships with ancillary business Comerica is agent for approximately 17% Adhere to same credit underwriting standards as rest of loan book Credit quality mirrors total portfolio Commercial Real Estate$0.6B 6% Corporate $2.6B 28% General$2.1B 22% National Dealer $0.4B 4% Energy$2.7B 30% Entertainment$0.2B 2% Tech. & Life Sciences$0.2B 2% Environmental Services $0.4B 4% Mortgage Banker$0.2B 2% March 31, 2013: $9.4B As of 3/31/13 ● Chart: Period-end outstandings as of 3/31/13 ● Shared National Credit (SNC): Facilities greater than $20 million shared by three or more federally supervised financial institutions which are reviewed by regulatory authorities at the agent bank level. = Total Middle Market (64%)

Stable Securities Portfolio 17 Chart: Average $ in billions ● Excludes auction-rate securities ● 1Outlook as of 4/16/13 Primarily AAA Mortgage-backed Securities (MBS) 9.5 9.4 9.6 10.0 9.8 2.73 2.55 2.42 2.25 2.21 1Q12 2Q12 3Q12 4Q12 1Q13 MBS Other Yield % Total average MBS portfolio of $9.6B at 1Q13, a decrease of $196MM from 4Q12 • Duration of 3.4 years • Net unrealized pre-tax gain $229MM• Unamortized premium of about $85MM• Expect prepayments of $750MM-850MM for 2Q131 Growing Average Noninterest-Bearing Deposits Government Card Programs 18 #2 prepaid card issuer1 in US Service 32 state and local government benefit programs with over 5.6MM cards issued Service US Treasury DirectExpress Program:• Exclusive provider of prepaid debit cards with a contract through January 2015• Over 4.2 million cards registered• Phasing out checks2As of 5/1/11, new benefit recipientsAs of 3/1/13, current check recipients 185 290 532 650 720 948 1,128 2007 2008 2009 2010 2011 2012 1Q13 US Treasury Program State Card Programs At 3/31/13 ● Chart: $ in millions ● 1Source: July 2012 Nilson Report, reflecting 2011 data ● 2Final rule announced 12/22/10

55.1 59 .6 65.4 69 .4 71.3 82.5 9 2.7 94.8 1 07.0 RF KEY HBAN FITB BBT STI ZION FHN CMA 12 14 18 2 2 24 26 2 7 28 28 CMA ZION RF FITB STI BBT FHN HBAN KEY Growing Deposit Base: Provides Low Cost Funding 19 Total Average Deposit Growth(1Q12 vs. 1Q13) Noninterest-Bearing as a Percentof Total Deposits1 Deposits Per Branch2 Interest Costs on Total Deposits3 1Average balances at 3/31/13 ● 2$ in millions; Source: SNL Financial, at 3/31/13; Excludes BOKF, MTB, and SNV, as amounts were not available ● 3In basis points; Source: SNL Financial; 1Q13 interest incurred on deposits as a percent of average deposits; Excludes BOKF, MTB, and SNV, as amounts were not available -7.6 % -2.3 % -0.7 % 1.3% 4. 7% 4.8% 4.8% 4.9% 5.9 % 6.7% 7.5 % 8.9% SNV RF FHN ST I BBT ZIO N FITB CMA HBA N KEY BOK F MTB 25% 25% 27% 27 % 30% 32 % 33% 33% 35 % 36% 39 % 44% SNV BBT HBA N FHN ST I RF FITB KEY BOK F MTB ZIO N CMA Deposits by Business and Market 20 Middle Market: Serving companies with revenues generally between $20-$500MM Corporate: Serving companies (and their U.S. based subsidiaries) with revenues generally over $500MM Small Business: Serving companies with revenues generally under $20MM Tables: Average $ in billions By Line of Business 1Q13 4Q12 1Q12 Middle MarketGeneralEnergyNational Dealer ServicesEntertainmentTech. & Life SciencesEnvironmental Services $14.10.40.20.15.00.2 $14.60.50.20.15.20.1 $13.50.70.20.14.70.1 Total Middle Market $20.0 $20.7 $19.3 CorporateUS BankingInternational 2.31.5 2.11.6 1.91.4 Mortgage Banker Finance 0.6 0.6 0.4 Commercial Real Estate 1.2 1.1 1.0 BUSINESS BANK $25.6 $26.1 $24.0 Small Business 2.6 2.7 2.6 Retail Banking 18.4 18.2 17.8 RETAIL BANK $21.0 $20.9 $20.4 Private Banking 3.7 3.8 3.6 WEALTH MANAGEMENT $3.7 $3.8 $3.6 Finance/ Other 0.4 0.5 0.3 TOTAL $50.7 $51.3 $48.3 By Market 1Q13 4Q12 1Q12 Michigan $20.2 $20.0 $19.5 California 14.4 15.5 13.7 Texas 10.0 9.8 10.2 Other Markets 5.7 5.5 4.6 Finance/ Other 0.4 0.5 0.3 TOTAL $50.7 $51.3 $48.3

1$ in millions; Watch list is generally consistent with regulatory defined Special Mention, Substandard and Doubtful (nonaccrual) loans. ● 2Source: SNL Financial Solid Credit Quality 856 747 692 541 515 4,206 3,835 3,653 3,088 3,110 1Q12 2Q12 3Q12 4Q12 1Q13 Nonperforming Loans Accruing Watch list Loans Nonperforming Loans Continue to Trend Down1 0 2 4 6 2008 2009 2010 2011 2012 1Q13 Peer Range Peer Group Average CMA NCO Ratio: Lower Then Peer Average2 Consistent credit underwriting policies Positive credit migration reflected in loan yields Credit metrics within historical normal range 21 As of 3/31/2013 ● Charts: $ in millions ● 11Q13 compared to 4Q12 Nonperforming Assets of $555MM, a $40MM decrease, included1:• Nonaccrual loans decreased $25MM • Foreclosed Property decreased to $40MM Troubled Debt Restructurings (TDRs) of $233MM, included:• $85MM Performing Restructured• $21MM Reduced Rate • $127MM Nonaccrual TDR March 31, 2013Nonaccrual Loans $494MMBy Business Middle Market$126MM Corporate $6MM Commercial Real Estate$122MM Private Banking$57MM Small Business$92MM Other$91MM 22 Nonperforming Assets:Continue to Trend Down Nonperforming Assets 923 814 755 595 5552.14 1.85 1.71 1.29 1.23 1Q12 2Q12 3Q12 4Q12 1Q13 Nonperforming Assets as aPercentage of Total Loans + ORE

Net Interest Income:Impacted by Fewer Days in Quarter 23 Chart: $ in millions ● 1Q13 compared to 4Q12 ● 1Outlook as of 4/16/13 ● 2At 3/31/13; Analysis based on non-parallel ramp in interest rates over 12 months; See 10Q filing with SEC for the quarter ended 3/31/13 for methodology. Net Interest Income Net interest income and rate NIM: $424MM 4Q12 2.87% -7MM 2 fewer days in quarter -- +4MM Loan growth -- -2MM Loan portfolio dynamics -0.01 -1MM LIBOR decline -0.01 - 2MM Accretion on acquired portfolio -0.01 -2MM Securities portfolio -0.01 +2MM Lower funding costs +0.01 -- Excess liquidity +0.04 $416MM 1Q13 2.88% FY13 Expected Accretion1 of $20MM - $30MM 417 417 412 411 405 25 18 15 13 11 442 435 427 424 416 3.19 3.10 2.96 2.87 2.88 1Q12 2Q12 3Q12 4Q12 1Q13 Accretion NIM Balance sheet remains well positioned for a rising rate environment2: 200 basis points annual rate increase equates to approx. $181MM expected increase in net interest income Noninterest Income 24 Total Noninterest Income Chart: $ in millions ● 1Customer-driven fee income includes service charges on deposit accounts, fiduciary income, commercial lending fees, letter of credit fees, card fees, foreign exchange income, brokerage fees and customer-driven components of other noninterest income. 184 187 183 190 184 22 27 14 14 16 206 211 197 204 200 1Q12 2Q12 3Q12 4Q12 1Q13 Customer-Driven Fee Income 1 Collaboration Opportunity: Strategic initiative focused on referral opportunities between our business lines• Personal Banking to Small Business• Middle Market to Wealth Management Gaining momentum and exceeding goals

Disciplined Expense Management 25 $4,651 $5,102 $5,326 $5,468 $5,744 $5,794 $5,851 $6,572 $7,264 HBAN RF BBT SNV FHN KEY FITB STI CMA Full-Time Equivalent Employees 9,195 9,014 9,008 8,967 8,932 1Q12 2Q12 3Q12 4Q12 1Q13 -3% Right Chart: $ in thousands; As of 3/31/13; Source: SNL Financial; Excludes BOKF, MTB, and ZION as amounts were not available Assets Per Employee Compared to Peers Revenue & efficiency improvements• Vendor consolidation• Selective outsourcing• Leverage technology• Selectively increase product pricing• Reallocate resources to faster growing areas Assisting in offsetting headwinds• Low rate environment• Pension• Healthcare• Regulatory 83% 59% 34% 36% 62% 91% 57% 96% 104% 86% 143% 47% 79% 77% 35% 34% 34% 34% 45% 56% 53% 47% 43% 43% 57% 19% 20% 24% '97 '98 '99 '00 '01 '02 '03 '04 '05 '06 '07 '11 '12 1Q13 Shares RepurchasedDividend Historical Average Shareholder Payout of 77% of annual earnings 26 Strong Capital Position 2012 Capital Plan completed: $375MM share repurchase over five quarters (1Q12 through 1Q13) April 24, 2012 - increased quarterly dividend 50% to $0.15 per share January 22, 2013 - increased quarterly dividend 13% to $0.17 per share 2013 Capital Plan target1: $288MM share repurchase target over four quarters (2Q13 through 1Q14) 1Outlook as of 4/16/13

Efficiency Ratio and ROA Goals 27 Goal as of 4/16/13 Efficiency Ratio Return on Average Assets (ROA) 59% 66% 69% 67% 72% 69% 68% 2007 2008 2009 2010 2011 2012 YTD2013 20 year average: 59% 1.17% 0.33% 0.03% 0.50% 0.69% 0.83% 0.84% 2007 2008 2009 2010 2011 2012 YTD2013 20 year average: 1.18% Long-TermGoal: Above 1.30% Long-TermGoal: Below 60% Senior Unsecured/Long-Term Issuer Rating S&P Moody’s Fitch DBRS BB&T A- A2 A+ A (high) Comerica A- A3 A A M&T Bank A- A3 A- A (low) BOK Financial BBB+ A2 A A (low) KeyCorp BBB+ Baa1 A- BBB (high) SunTrust BBB Baa1 BBB+ A (low) Fifth Third BBB Baa1 A- A (low) Huntington BBB Baa1 BBB+ BBB First Horizon National Corp BBB- Baa2 BBB- Regions Financial BBB- Ba1 BBB- BBB Zions Bancorporation BBB- Ba1 BBB- BBB (low) Synovus Financial Corp B+ B2 BB- Wells Fargo & Company A+ A2 AA- AA U.S. Bancorp A+ A1 AA- AA JP Morgan A A2 A+ A (high) PNC Financial Services Group A- A3 A+ A (high) Bank of America A- Baa2 A A Holding Company Debt Ratings 28 Pee r Ba nks Larg e Ba nks As of 4/10/13 ● Source: SNL Financial ● Debt Ratings are not a recommendation to buy, sell, or hold securities

Supplemental Financial DataReconciliation of non-GAAP financial measures with financial measures defined by GAAP ($ in millions) 29 3/31/13 12/31/12 9/30/12 6/30/12 3/31/12Tier 1 capital1,2Less: Trust preferred securities $6,748-- $6,705-- $6,685-- $6,676-- $6,647--Tier 1 common capital2Risk-weighted assets1,2Tier 1 common capital ratio2 6,74864,89510.40% 6,70565,95410.17% 6,68564,43210.38% 6,67664,02810.43% 6,64764,52610.30% Total shareholders’ equityLess: GoodwillLess: Other intangible assets $6,98863521 $6,94263522 $7,08463525 $7,02863528 $6,98563530 Tangible common equity $6,332 $6,285 $6,424 $6,365 $6,320Total assetsLess: GoodwillLess: Other intangible assets $64,88563521 $65,06963522 $63,00063525 $62,38063528 $62,32563530Tangible assets $64,229 $64,412 $62,340 $61,717 $61,660Tangible common equity ratio 9.86% 9.76% 10.30% 10.31% 10.25% The Tier 1 common capital ratio removes preferred stock and qualifying trust preferred securities from Tier 1 capital as defined by and calculated in conformity with bank regulations. The tangible common equity ratio removes preferred stock and the effect of intangible assets from capital and the effect of intangible assets from total assets.The Corporation believes these measurements are meaningful measures of capital adequacy used by investors, regulators, management and others to evaluate the adequacy of common equity and to compare against other companies in the industry.1Tier 1 Capital and risk-weighted assets as defined and calculated in accordance with regulation.2March 31, 2013 Tier 1 Capital and Risk-Weighted assets are estimated. Supplemental Financial DataTier 1 Common Equity under Basel III (estimated) ($ in billions) 30 Basel III calculations reflect adjustments for the related elements as proposed by regulatory authorities. Basel III impact is estimated and subject to final rulemaking. The Corporation may be affected by other changes due to Basel III. The Corporation believes these measurements are meaningful measures of capital adequacy used by investors, regulators, management and others to evaluate the adequacy of common equity and to compare against other companies in the industry.1Tier 1 Capital and risk-weighted assets as defined and calculated in accordance with regulation.2March 31, 2013 Tier 1 Capital and Risk-Weighted assets are estimated.3Includes AFS mark-to-market and defined benefit pension liability.4The amount of regulatory capital and risk-weighted assets estimated under Basel III (as fully phased-in on January 1, 2019) is based upon the Corporation’s interpretation of the federal banking agencies’ notices of proposed rulemaking, which implement Basel III and the Standardized Approach. Tier 1 Common Equity under Basel III (estimated) 3/31/13 12/31/12Tier 1 common capital under Basel I1,2Adjustments from Basel I to Basel III:Cumulative other comprehensive income3 $6.7 (0.4) $6.7 (0.4)Tier 1 common equity anticipated under Basel III4 $6.3 $6.3 Risk-weighted assets under Basel I1,2Adjustments from Basel I to Basel III:Unused commitments < 1 YearReal estate relatedOther $64.9 1.10.90.6 $66.0 1.00.90.5Risk-weighted assets anticipated under Basel III4 $67.5 $68.4 Tier 1 common capital ratioBasel III Tier 1 common capital ratio 10.40%9.4% 10.17%9.1%