Exhibit 11 Woodward Governor Company Statement Re Computation of Per Share Earnings Year Ended September 30, (in 000's) 1997 1996 1995 Primary Earnings per Share: Earnings Net earnings applicable to common stock $18,140 $22,178 $11,936 Shares Weighted average number of common shares 11,482 11,570 11,623 Add: Dilutive effect of outstanding stock options (as determined by application of the treasury stock method) 44 6 - Weighted average shares, as adjusted 11,526 11,576 11,623 Primary Earnings per Share $1.57 $1.92 $1.03 Fully-Diluted Earnings per Share: Earnings Net earnings applicable to common stock 18,140 22,178 11,936 Shares Weighted average shares, as adjusted 11,526 11,576 11,623 Add: Additional fully-dilutive effect of outstanding stock options 8 4 - Weighted average shares, as adjusted for fu 11,534 11,580 11,623 Fully-Diluted Earnings per Share $1.57 $1.92 $1.03 Note: This calculation is submitted in accordance with Regulation S-K item 601(b) (11) although not required by footnote 2 to paragraph 14 of APB Opinion No. 15 because it results in dilution of less than 3%.