1 EXHIBIT 11 HUBBELL INCORPORATED COMPUTATION OF EARNINGS PER SHARE (IN THOUSANDS, EXCEPT PER SHARE AMOUNTS) THREE MONTHS ENDED NINE MONTHS ENDED SEPTEMBER 30, SEPTEMBER 30, ----------------------- ------------------------- 1997 1996 1997 1996 ------- ------- -------- -------- Net Income $41,657 $36,979 $119,371 $104,394 ======= ======= ======== ======== Weighted average number of common shares outstanding during the period 67,211 65,953 67,211 65,913 Common equivalent shares 1,857 1,259 1,621 1,222 ------- ------- -------- -------- Average number of shares outstanding 69,068 67,212 68,832 67,135 ======= ======= ======== ======== Earnings per Share $ 0.60 $ 0.55 $ 1.73 $ 1.55 ======= ======= ======== ======== 10