1 COBANCORP INC. AND SUBSIDIARIES EXHIBIT (11)--STATEMENT RE: COMPUTATION OF EARNINGS PER SHARE Three Months Ended March 31 ------------------------------ 1997 1996 ---------- ---------- Primary: Average shares outstanding 3,453,824 3,447,160 Net effect of dilutive stock options-- based on the treasury stock method using average market price 35,866 28,900 ---------- ---------- Total shares 3,489,690 3,476,060 ========== ========== Net income $1,286,582 $1,285,488 ========== ========== Net income per share $ 0.37 $ 0.37 ========== ========== Fully diluted: Average shares outstanding 3,453,824 3,447,160 Net effect of dilutive stock options-- based on the treasury stock method the higher of average market price or ending market price 42,028 28,900 ---------- ---------- Total shares 3,495,852 3,476,060 ========== ========== Net income $1,286,582 $1,286,582 ========== ========== Net income per share $ 0.37 $ 0.37 ========== ==========