Exhibit - 11 DIODES INCORPORATED AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE (Unaudited) Three Months Ended March 31, -------------------------------------- 2001 2002 ----------------- ----------------- BASIC Weighted average number of common shares outstanding used in computing basic earnings per share 8,132,559 8,165,325 Net income $ 521,000 $ 208,000 ================= ================= Basic earnings per share $ 0.06 $ 0.03 ================= ================= DILUTED Weighted average number of common shares outstanding used in computing basic earnings per share 8,132,559 8,165,325 Assumed exercise of stock options 897,069 608,691 ----------------- ----------------- 9,029,628 8,774,016 Net income $ 521,000 $ 208,000 ================= ================= Diluted earnings per share $ 0.06 $ 0.02 ================= ================= The accompanying notes are an integral part of these financial statements.