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 Six Months Ended June 30 June 30 ------------------- ------------------- 1997 1996 1997 1996 -------- -------- -------- -------- Primary: Average shares outstanding 105,663 116,202 106,198 116,810 Common stock equivalent: Net effect of the assumed exercise of stock options 2,270 1,896 2,308 1,810 -------- -------- -------- -------- Primary average shares 107,933 118,098 108,506 118,620 ======== ======== ======== ======== Net income $129,710 $118,221 $253,482 $234,827 Less preferred stock dividends 4,275 - 8,550 - -------- -------- -------- -------- Net income applicable to common stock $125,435 $118,221 $244,932 $234,827 ======== ======== ======== ======== Primary net income per share $1.16 $1.00 $2.26 $1.98 Fully diluted: Average shares outstanding 105,663 116,202 106,198 116,810 Common stock equivalent: Net effect of the assumed exercise of stock options 2,485 1,982 2,561 2,014 -------- -------- -------- -------- Fully diluted average shares 108,148 118,184 108,759 118,824 ======== ======== ======== ======== Net income $129,710 $118,221 $253,482 $234,827 Less preferred stock dividends 4,275 - 8,550 - -------- -------- -------- -------- Net income applicable to common stock $125,435 $118,221 $244,932 $234,827 ======== ======== ======== ======== Fully diluted net income per share $1.16 $1.00 $2.25 $1.98