Shareholder Information

Stock

Comerica’s common stock trades on the New York Stock Exchange (NYSE) under the symbol CMA.

Shareholder Assistance

Inquiries related to shareholder records, change of name, address or ownership of stock, and lost or stolen stock certificates should be directed to the transfer agent and registrar:

Written Requests:
Wells Fargo
Shareowner Services
P.O. Box 64854
St. Paul, MN 55164-0854
(877) 536-3551
stocktransfer@wellsfargo.com

Certified/Overnight Mail:
Wells Fargo
Shareowner Services
161 North Concord Exchange
South St. Paul, MN 55075-1139
(877) 536-3551
shareowneronline.com

Elimination of Duplicate Materials

If you receive duplicate mailings at one address, you may have multiple shareholder accounts. You can consolidate your multiple accounts into a single, more convenient account by contacting the transfer agent shown above. In addition, if more than one member of your household is receiving shareholder materials, you can eliminate the duplicate mailings by contacting the transfer agent.

Dividend Reinvestment Plan

Comerica offers a dividend reinvestment plan, which permits participating shareholders of record to reinvest dividends in Comerica common stock without paying brokerage commissions or service charges. Participating shareholders also may invest up to $10,000 in additional funds each month for the purchase of additional shares. A brochure describing the plan in detail and an authorization form can be requested from the transfer agent shown above.

Dividend Direct Deposit

Common shareholders of Comerica may have their dividends deposited into their savings or checking account at any bank that is a member of the National Automated Clearing House (ACH) system. Information describing this service and an authorization form can be requested from the transfer agent shown above.

Dividend Payments

Subject to approval of the board of directors, dividends customarily are paid on Comerica’s common stock on or about January 1, April 1, July 1 and October 1.

Form 10-K

A copy of Comerica’s Annual Report on Form 10-K for the fiscal year ended December 31, 2008, as filed with the Securities and Exchange Commission, will be provided without charge upon written request to the Secretary of the Corporation at the address listed on the back cover.

Officer Certifications

On June 11, 2008, Comerica’s Chief Executive Officer submitted his annual certification to the New York Stock Exchange stating that he was not aware of any violation by Comerica of the Exchange’s corporate governance listing standards. Comerica filed the certifications by its Chief Executive Officer and Chief Financial Officer required by Section 302 of the Sarbanes-Oxley Act of 2002 as exhibits to its Annual Report on Form 10-K for the fiscal year ended December 31, 2008.

Investor Relations on the Internet

Go to www.comerica.com to find the latest investor relations information about Comerica, including stock quotes, news releases and financial data.

Stock Prices, Dividends and Yields

Quarter High Low Dividends Per Share Dividend Yield*
2008
Fourth $37.01 $15.05 $0.33 5.1%
Third 43.99 19.31 0.66 8.3
Second 40.62 25.61 0.66 8.0
First 45.19 34.51 0.66 6.6
2007
Fourth $54.88 $39.62 $0.64 5.4%
Third 61.34 50.26 0.64 4.6
Second 63.89 58.18 0.64 4.2
First 63.39 56.77 0.64 4.3

* Dividend yield is calculated by annualizing the quarterly dividend per share and dividing by an average of the high and low price in the quarter.

For a discussion of restrictions on increasing common dividends, see the “Capital” section of the “Balance Sheet and Capital Funds Analysis” on page 39 and Note 12 to the consolidated financial statements on pages 96-98. Comerica has announced that it will be paying a quarterly cash dividend for common stock of five cents ($0.05) per share, payable April 1, 2009 to common stock shareholders of record on March 15, 2009. As of January 31, 2009, there were 13,231 holders of record of Comerica’s common stock.

Community Reinvestment Act (CRA) Performance

Comerica is committed to meeting the credit needs of the communities it serves. Comerica’s overall CRA rating is “Outstanding.”

Equal Employment Opportunity

Comerica is committed to its affirmative action program and practices, which ensure uniform treatment of employees without regard to ancestry, race, color, religion, sex, national origin, age, physical or mental disability, medical condition, veteran status, marital status, pregnancy, weight, height or sexual orientation.

Corporate Ethics

The Corporate Governance section of Comerica’s website at www.comerica.com includes the following codes of ethics: Senior Financial Officer Code of Ethics, Code of Business Conduct and Ethics for Employees, and Code of Business Conduct and Ethics for Members of the Board of Directors. Comerica will also disclose in that website section any amendments or waivers to the Senior Financial Officer Code of Ethics within four business days of such an event.

General Information

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