Exhibit 11 FMC CORPORATION Statement: Computation of Diluted Earnings Per Share (Unaudited) (In thousands, except net income (loss) and per share data) Three Months Ended Nine Months Ended September 30, September 30, ------------------ ------------------- 2002 2001 2002 2001 ------- ------- ------- --------- Earnings: Net income (loss) $28,222 $21,249 $56,420 $(305,044) Shares: Weighted average number of shares of common stock outstanding 35,086 31,260 32,985 31,040 Weighted average additional shares assuming conversion of stock options(1) 854 730 914 -- ------- ------- ------- --------- Shares - diluted basis 35,940 31,990 33,899 31,040 Diluted earnings (loss) per share $ 0.79 $ 0.66 $ 1.66 $ (9.83) (1) The weighted average additional shares of 1,111 for the nine months ended September 30, 2001, respectively, assuming conversion of stock options, were not included in the computation of diluted earnings per share because to do so would have had an antidilutive effect on the computation. -44-