BANDAG, INCORPORATED AND SUBSIDIARIES EXHIBIT 11 COMPUTATION OF EARNINGS PER SHARE For The Three For The Six Months Ended Months Ended June, 30 June, 30 1997 1996 1997 1996 (In thousands except per share data) Net earnings per common and common equivalent share: Weighted average number of shares of Common Stock, Class A Common Stock and Class B Common Stock outstanding 22,792 24,020 22,849 24,091 Additional shares assuming exercise of dilutive stock options -based on treasury stock method using average market price 106 103 103 128 ------- ------- ------- ------- AVERAGE NUMBER OF COMMON AND COMMON EQUIVALENT SHARES 22,898 24,123 22,952 24,219 ======= ======= ======= ======= Net earnings $17,560 $20,094 $31,300 $35,960 ======= ======= ======= ======= Net earnings per common and common equivalent share $ 0.76 $0.83 $1.36 $1.48 ======= ======= ======= ======= Net earnings per common share assuming full dilution: Weighted average shares outstanding 22,792 24,020 22,849 24,091 Additional shares assuming exercise of dilutive stock options -based on the treasury stock method using the month-end price if higher than the average market price 106 103 106 128 ------- -------- -------- ------- FULLY-DILUTED AVERAGE NUMBER OF COMMON AND COMMON EQUIVALENT SHARES 22,898 24,123 22,955 24,219 ======= ======== ======== ======= Net earnings $17,560 $20,094 $31,300 $35,960 ======= ======== ======== ======= Net earnings per common and common equivalent share $ 0.76 $0.83 $1.36 $1.48 ======= ======== ======== =======