1 Exhibit 11 Ohio Casualty Corporation and Subsidiaries Computation of Earnings Per Share on Primary and Fully Diluted Basis for the years ended December 31, 1995, 1994 and 1993 1995 1994 1993 ---- ---- ---- Net income applicable to common stock (in thousands) $99,735 $96,891 $86,985 ======= ======= ======= Average common shares outstanding (shares in thousands) 35,750 36,033 36,016 Average number of common shares issuable upon exercise of stock options, less common shares assumed to have been repurchased with the proceeds from the assumed exercise of outstanding stock options. Number of shares repurchased is based on the average market price during year. 17 0 14 ------- ------- ------- 35,767 36,033 36,030 ======= ======= ======= Net income per average share on a primary basis $ 2.79 $ 2.69 $ 2.42 ======= ======= ======= Average common shares outstanding (shares in thousands) 35,750 36,033 36,016 Average number of common shares issuable upon exercise of stock options, less common shares assumed to have been repurchased with the proceeds from the assumed exercise of outstanding stock options. Number of shares repurchased is based on higher of average market price during the year, or market price at end of year. 17 5 12 ------- ------- ------- 35,767 36,038 36,028 ======= ======= ======= Net income per average share on a fully diluted basis $ 2.79 $ 2.69 $ 2.42 ======= ======= ======= 38