1 EXHIBIT -- 11 DIODES INCORPORATED AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE (Unaudited) THREE MONTHS ENDED SIX MONTHS ENDED JUNE 30, JUNE 30, -------------------------- -------------------------- 2000 2001 2000 2001 ---------- ---------- ---------- ---------- BASIC Weighted average number of common shares outstanding used in computing basic earnings per share 8,072,885 8,143,318 8,029,413 8,139,501 Net income $4,320,000 $ 525,000 $7,460,000 $1,047,000 ========== ========== ========== ========== Basic earnings per share $ 0.54 $ 0.06 $ 0.93 $ 0.13 ========== ========== ========== ========== DILUTED Weighted average number of common shares outstanding used in computing basic earnings per share 8,072,885 8,143,318 8,029,413 8,139,501 Assumed exercise of stock options 1,267,620 753,426 1,220,948 831,290 ---------- ---------- ---------- ---------- 9,340,505 8,896,744 9,250,361 8,970,791 Net income $4,320,000 $ 525,000 $7,460,000 $1,047,000 ========== ========== ========== ========== Diluted earnings per share $ 0.46 $ 0.06 $ 0.81 $ 0.12 ========== ========== ========== ========== Earnings per share and weighted average shares outstanding are after the effects of a three-for-two stock split in July 2000. 29