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 ------------------- 1994 1993 -------- ------- Primary: Average shares outstanding 114,571 118,664 Common stock equivalent: Net effect of the assumed exercise of stock options 893 1,350 -------- -------- Primary average shares 115,464 120,014 ======== ======== Net income $ 90,863 $ 83,125 Less preferred stock dividends - 42 -------- -------- Income applicable to common stock $ 90,863 $ 83,083 ======== ======== Primary net income per share $0.79 $0.69 Fully diluted: Average shares outstanding 114,571 118,664 Common stock equivalents: Net effect of the assumed exercise of stock options 893 1,414 Average shares reserved for conversion of convertible debt - 486 -------- -------- Fully diluted average shares 115,464 120,564 ======== ======== Net income $ 90,863 $ 83,125 Less preferred stock dividends - 42 -------- -------- Income applicable to common stock $ 90,863 $ 83,083 Interest on convertible debt less related income tax effect - 69 -------- -------- Net income applicable to common stock excluding above interest (net of income tax effect) $ 90,863 $ 83,152 ======== ======== Fully diluted net income per share $0.79 $0.69