EXHIBIT 11 IBIS TECHNOLOGY CORPORATION STATEMENT RE: COMPUTATION OF PER SHARE INCOME (LOSS) YEARS ENDED DECEMBER 31, ------------------------------------------------ 1998 1999 2000 ---- ---- ---- Basic net income (loss).................................. $ (1,165,960) $ 827,129 $ (1,501,867) ============ ============ ============ Weighted average common shares outstanding- basic.................................................. 6,759,870 7,403,803 8,285,893 Net additional common shares upon assumed exercise of stock options and warrants................. -- 414,348 -- ------------ ------------ ------------ Weighted average commons shares outstanding- diluted................................................ 6,759,870 7,818,151 8,285,893 ------------ ------------ ------------ Net income (loss) per common share Basic.................................................. $ (0.17) $ 0.11 $ (0.18) ============ ============ ============ Diluted................................................ $ (0.17) $ 0.11 $ (0.18) ============ ============ ============