1 Exhibit (11) - Statement Re: Computation of Earnings Per Share COMPUTATION OF EARNINGS PER SHARE Comerica Incorporated and Subsidiaries (In thousands, except per share data) Three Months Ended March 31 ------------------- 1997 1996 -------- ------- Primary: Average shares outstanding 106,739 117,419 Common stock equivalent: Net effect of the assumed exercise of stock options 2,350 1,742 -------- -------- Primary average shares 109,089 119,161 ======== ======== Net income $123,772 $116,606 Less preferred stock dividends 4,275 - -------- -------- Net income applicable to common stock $119,497 $116,606 ======== ======== Primary net income per share $1.10 $0.98 Fully diluted: Average shares outstanding 106,739 117,419 Common stock equivalents: Net effect of the assumed exercise of stock options 2,354 1,873 -------- -------- Fully diluted average shares 109,093 119,292 ======== ======== Net income $123,772 $116,606 Less preferred stock dividends 4,275 - -------- -------- Net income applicable to common stock $119,497 $116,606 ======== ======== Fully diluted net income per share $1.10 $0.98