EXHIBIT 11 COGNIZANT CORPORATION COMPUTATION OF EARNINGS PER SHARE OF COMMON STOCK ON A FULLY DILUTED BASIS YEARS ENDED DECEMBER 31, AMOUNTS IN THOUSANDS, EXCEPT PER SHARE DATA 1996 1995 1994 ---- ---- ---- Weighted average number of shares .......................... 169,944 169,522 169,946 Dilutive effect of shares issuable as of year-end under stock option plans ....................... 1,301 2,061 1,668 Adjustment of shares applicable to stock options plans ..... 57 25 50 -------- -------- -------- Weighted average number of shares on a fully diluted basis . 171,302 171,608 171,664 ======== ======== ======== Net income ................................................. $ 195.5 $ 88.9 $ 146.4 ======== ======== ======== Earnings per share of common stock on a fully diluted basis ..................................... $ 1.14(a) $ .52(a) $ .85(a) ======== ======== ======== Note: (a) Also reflects Earnings per share on a primary basis. 11-1