12/31/16 9/30/16 (billions) Corporate Description Total Loans $49.1 $49.3 Total Assets (billions) $73.0 $74.1 Comerica Incorporated (NYSE: CMA) is a financial services Total Deposits (billions) $59.0 $59.3 company headquartere d in Dallas, Texas, and strategically aligned Total Shareholders’ Equity (billions) $7.8 $7.7 by the Business Bank, the Retail Bank, and Wealth Management. Shares Outstanding (millions) 175 172 Comerica’s nearly 8,000 colleagues focus on relationships, and Book Value Per Common Share $44.47 $44.91 helping people and businesses be successful. In addition to Texas, Comerica Bank locations can be found in Arizona, California, News of Note Florida and Michigan, with select businesses operating in several other states, as well as in Canada and Mexico. Comerica reported 1/9 /17 Comerica Bank Chief Economist Robert A. Dye issues total assets of $73.0 billion at December 31, 2016. latest U.S. economic outlook 1/4/17 Comerica’s Economics Department issues latest state economic indexes 12/19/16 Comerica Bank posted a Facebook item announcing its participation in the 2016 HACR corporate inclusion index 12/14/16 Comerica Bank announces a prime rate increase 11/8/16 Michael E. Collins appointed to the Comerica Incorporated Board of Directors Fast Facts on Comerica: Social Media Presence . Among the 25 largest U.S. financial holding companies (as of 9/30/16) Find Comerica on Facebook at facebook.com/Comerica . Located in seven of the 10 largest cities in the U.S.: Los Angeles, Follow Comerica on Twitter at @ComericaCares; follow Chief Houston, Phoenix, San Antonio, San Diego, Dallas, and San Jose . Economist Robert Dye on Twitter at @Comerica_Econ #2 pre-paid commercial card issuer . 457 U.S. banking centers (as of 12/31/16) . Highest concentration of C&I loans among the top 25 U.S. History financial holding companies (as of 9/30/16) 1849 Comerica forerunner Detroit Savings Fund Institute founded . Among the DiversityInc® top 10 regional companies for diversity 1871 Name changed to The Detroit Savings Bank 1933 Manufacturers National Bank of Detroit founded The Business Bank 1936 The Detroit Savings Bank becomes The Detroit Bank The Business Bank provides companies of all sizes with an array of 1956 The Detroit Bank & Trust Company formed credit and non -credit financial products and services. 1973 Holding company DETROITBANK Corporation formed The Retail Bank 1979 The Detroit Bank & Trust Co. offers trust services in Florida 1982 Corporation name changed to Comerica Incorporated The Retail Bank delivers personalized financial products and services to consumers. 1988 Comerica enters Texas market through acquisition 1991 Comerica enters California market through acquisition Wealth Management 1992 Comerica merges with Manufacturers Natl. Corp. Wealth Management serves the needs of high net worth clients and 1999 Comerica’s 150th anniversary institutions. 2001 Imperial Bank merges with Comerica in California 2003 Comerica consolidates bank charters Financial Highlights 2007 Comerica relocates corporate hq to Dallas, TX 4Q16 3Q16 2009 Comerica opens its first Leadership in Energy and Diluted EPS $0.92 $0.84 Environmental Design (LEED)-certified facility (TX) Net Interest Income (millions) $455 $450 2010 Comerica presented first ITAC Excellence in Consumer Net Interest Margin 2.65% 2.66% Protection Award Provision for Credit Losses (millions) $ 35 $ 16 2011 Comerica acquires Sterling Bancshares, Inc. Noninterest Income (millions) $267 $272 2012 Comerica recognized for being one of America’s top 50 community minded companies (“Civic 50”) Noninterest Expenses (millions) $461(a) $493(a) 2013 Comerica recognized by CDP for its commitment to reduce Net Income (millions) $ 164 $ 149 Net Income to Common (millions) $ 163 $ 148 environmental impacts 2014 Comerica rated as highest scoring U.S. bank in Newsweek Return on Avg. Common Equity 8.48% 7.80% Return on Avg. Assets 0.88% 0.82% 2014 Green Rankings U.S. 500 list Cash Dividends Declared $0.23 $0.23 2016 Comerica publishes latest corporate sustainability report (a) Includes restructuring charges of $20 million in both 4Q16 and 3Q16 Accessing Comerica In Florida Headquarters: Boca Raton Comerica Bank Tower 1717 Main Street Markets: Boca Raton, Ft. Lauderdale, Naples, Palm Dallas, Texas 75201 Beach Gardens, Singer Island, and Wellington Banking Centers: 7 (as of December 31, 2016) Facts: Comerica entered the Florida market in 1979 Directory Services: 800.521.1190 Product Information: 800.292.1300 Information: 800.777.7198 Media Contact: 214.462.4463 Investor Contact: 214.462.6831 In Canada* E-mail address: [email protected] Headquarters: Toronto, Ontario Web site: www.comerica.com Markets: Ontario, Quebec Offices: 2 Information: Toronto 416.367.3113 Comerica Bank Locations Windsor 519.250.0460 *Deposits with Comerica Bank are not insured by the Canada Deposit In Texas Insurance Corporation Headquarters: Dallas Markets: Dallas/Fort Worth Metroplex, Austin, Houston, In Mexico San Antonio, Kerrville Representative Banking Centers: 127 (as of December 31, 2016) Office: Monterrey Facts: National businesses based in the Texas Market Information: [52] 818-368-0316 include Energy Information: 214.589.1400 Other Comerica Locations In California Area Businesses Headquarters: San Jose Bellevue, WA Technology & Life Sciences Markets: San Francisco & the East Bay, San Jose, Los Boston Fiduciary Services, Technology & Life Sciences Angeles, Orange County, San Diego, Fresno, Chicago Fiduciary Services, National Dealer Services Sacramento, Santa Cruz/Monterey, and Inland Denver Energy, National Dealer Services, Fiduciary Empire Services Banking Centers: 97 (as of December 31, 2016) Memphis Fiduciary Services Facts: National businesses based in California include Minneapolis Fiduciary Services Entertainment, and Technology & Life Sciences. New Orleans Energy Information: 800.521.1190 New York Technology & Life Sciences, Fiduciary Services, Institutional Trust In Michigan Morristown, NJ Fiduciary Services Headquarters: Detroit Raleigh, NC National Dealer Services Markets: Metropolitan Detroit and greater Ann Arbor, Battle McLean, VA Technology & Life Sciences Creek, Grand Rapids, Jackson, Kalamazoo, Rocky Mount, NC Fiduciary Services Lansing, Midland & Muskegon Seattle, WA Fiduciary Services Banking Centers: 209 (as of December 31, 2016) St. Louis, MO Fiduciary Services Facts: Comerica has had a continuous presence in Wilmington, DE Fiduciary Services Detroit since 1849, longer than any other bank. Information: 313.222.4000 or 248.371.5000 Toronto, Ontario, Canada Technology & Life Sciences In Arizona Headquarters: Phoenix Markets: Greater Phoenix/Scottsdale area General Information Banking Centers: 17 (as of December 31, 2016) Directory Services : 800.521.1190 Facts: Comerica is the namesake of Phoenix’s premier Product Information: 800.292.1300 entertainment venue, Comerica Theatre Information: 800.521.1190 .