FMC Corporation Quarterly Report on Form 10-Q for September 30, 1999 Exhibit 11 Statement re: - ------------------------- Computation of Diluted Earnings Per Share (Unaudited) ----------------------------------------------------- (In thousands, except per share data) Three Months Nine Months Ended September 30 Ended September 30 ------------------ ------------------ 1999 1998 1999 1998 ------- ------- -------- -------- Earnings: Net income $64,056 $55,384 $181,228 $113,685 ======= ======= ======== ======== Shares: Average number of shares of common stock outstanding 31,380 33,817 31,819 34,375 Additional shares assuming conversion of stock options 945 868 884 970 ------- ------- -------- -------- Pro forma shares 32,325 34,685 32,703 35,345 ======= ======= ======== ======== Diluted earnings per share $ 1.98 $ 1.60 $ 5.54 $ 3.22 ======= ======= ======== ========