ST. JUDE MEDICAL, INC. AND SUBSIDIARIES YEAR ENDED DECEMBER 31, 1996 EXHIBIT 11 - COMPUTATION OF EARNINGS PER SHARE Year Ended December 31 --------------------------------------------- 1996 1995 1994 ------------ ------------ ------------ PRIMARY Average shares outstanding 80,636,809 79,790,294 79,617,015 Net effect of dilutive stock options, based on the treasury stock method using average market price 1,316,272 1,197,510 467,894 ------------ ------------ ------------ TOTAL 81,953,081 80,987,804 80,084,909 ============ ============ ============ Net Income $ 92,180,708 $138,847,849 $ 86,450,001 ============ ============ ============ Earnings Per Share $ 1.12 $ 1.71 $ 1.08 FULLY DILUTED Average shares outstanding 80,636,809 79,790,294 79,617,015 Net effect of dilutive stock options, based on the treasury stock method using year-end market price, if higher than average market price 1,607,200 1,674,162 814,628 ------------ ------------ ------------ TOTAL 82,244,009 81,464,456 80,431,643 ============ ============ ============ Net Income $ 92,180,708 $138,847,849 $ 86,450,001 ============ ============ ============ Earnings Per Share $ 1.12 $ 1.70 $ 1.07