EXHIBIT 11 PFIZER INC. AND SUBSIDIARY COMPANIES COMPUTATION OF EARNINGS PER COMMON SHARE (Unaudited) Year Ended December 31, ----------------------- 1996 1995 1994 ------ ------ ------ (millions, except per share data) Earnings: Income from continuing operations........................................................ $1,929 $1,554 $1,276 Discontinued operations.................................................................. - 19 22 ------ ------ ------ Net income............................................................................... $1,929 $1,573 $1,298 ====== ====== ====== Primary: Weighted average shares: Weighted average number of common shares outstanding................................ 624 615 611 Common share equivalents (a)........................................................ 20 15 9 ------ ------ ------ Weighted average number of common shares and common share equivalents............... 644 630 620 ====== ====== ====== Earnings per common share: Income from continuing operations................................................... $2.99 $2.47 $2.05 Discontinued operations............................................................. - .03 .04 ------ ------ ------ Net income per common share......................................................... $2.99 $2.50 $2.09 ====== ====== ====== Fully Diluted: Weighted average shares: Weighted average number of common shares outstanding................................ 624 615 611 Common share equivalents and other dilutive securities.............................. 21 16 10 ------ ------ ------ Weighted average number of common shares and common share equivalents............... 645 631 621 ====== ====== ====== Earnings per common share: Income from continuing operations................................................... $2.99 $2.46 $2.05 Discontinued operations............................................................. - .03 .04 ------ ------ ------ Net income per common share......................................................... $2.99 $2.49 $2.09 ====== ====== ====== - ----------- (a) Common share equivalents applicable to stock options under the Stock and Incentive Plan.