MICROCHIP TECHNOLOGY INCORPORATED AND SUBSIDIARIES EXHIBIT 11 - COMPUTATION OF NET INCOME PER SHARE (in thousands, except per share amounts) Three Months Ended Six Months Ended ---------------------- ----------------------- September 30, September 30, 1996 1995 1996 1995 ------- ------- ------- -------- Net income $13,126 $12,765 $19,812 $ 24,268 ======= ======= ======= ======== Weighted average shares: Common shares outstanding 33,939 33,741 34,213 33,626 Common equivalent shares representing shares issuable upon exercise of stock options1 1,956 2,913 1,904 2,816 ------- ------- ------- -------- Total weighted average shares - primary 35,895 36,654 36,117 36,442 ======= ======= ======= ======== Incremental common equivalent shares (calculated using the higher of end of period or average market value)2 240 2 285 175 ------- ------- ------- -------- Total weighted average shares - fully diluted 36,135 36,656 36,402 36,617 ======= ======= ======= ======== Primary net income per common and common equivalent share $ 0.37 $ 0.35 $ 0.55 $ 0.67 ======= ======= ======= ======== Fully diluted net income per common and common equivalent share $ 0.36 $ 0.35 $ 0.54 $ 0.66 ======= ======= ======= ======== ____________________ 1 Amount calculated using the treasury stock method and fair market values for stock. 2 This calculation is submitted in accordance with Regulation S-K Item 601(b)(11) although not required by footnote 2 to paragraph 14 of APB Opinion No. 15 because it results in dilution of less than 3%. 19