EXHIBIT - 11.1 ACE LIMITED AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE Three Months Ended Nine Months Ended June 30 June 30 1997 1996 1997 1996 ------ ------ ------ ------ (in thousands, except per share amounts) Earnings per share - Primary Weighted average shares outstanding 55,694,848 46,105,108 57,041,825 46,106,913 Average stock options outstanding (net of repurchased shares under the treasury stock method) 824,993 374,586 769,541 361,919 ---------- ---------- ---------- ---------- Weighted average shares and share equivalents outstanding 56,519,841 46,479,694 57,811,366 46,468,832 ========== ========== ========== ========== Net income $ 130,038 $ 52,476 $ 333,728 $ 202,815 ========== ========== ========== ========== Earnings per share $ 2.30 $ 1.13 $ 5.77 $ 4.36 ========== ========== ========== ========== Earnings per share - Assuming full dilution Weighted average shares outstanding 55,694,848 46,105,108 57,041,825 46,106,913 Average stock options outstanding (net of repurchased shares under the treasury stock method) 1,039,966 397,205 1,039,966 397,205 ---------- ---------- ---------- ---------- Weighted average shares and share equivalents outstanding 56,734,814 46,502,313 58,081,791 46,504,118 ========== ========== ========== ========== Net income 130,038 52,476 333,728 202,815 ========== ========== ========== ========== Earnings per share 2.29 1.13 5.75 4.36 ========== ========== ========== ==========