1 EXHIBIT 11. MICROSOFT CORPORATION COMPUTATION OF EARNINGS PER SHARE (In millions, except earnings per share) (Unaudited) - -------------------------------------------------------------------------------- Three Months Ended Nine Months Ended March 31 March 31 1995 1996 1995 1996 - ---------------------------------------------------------------------------------------------------------- Weighted average number of common shares outstanding 582 593 581 590 Common stock equivalents from outstanding stock options 44 46 43 49 - --------------------------------------------------------------------------------------------------------- Average common and common stock equivalents outstanding 626 639 624 639 ========================================================================================================= Net income $ 396 $ 562 $1,085 $1,636 ========================================================================================================= Earnings per share (1) $0.63 $0.88 $ 1.74 $ 2.56 ========================================================================================================= (1) Fully diluted earnings per share have not been presented because the effects are not material. - -------------------------------------------------------------------------------- 11