HERLEY INDUSTRIES, INC. AND SUBSIDIARIES Exhibit 11 COMPUTATION OF PER SHARE EARNINGS Thirteen weeks ended ----------------------------------- April 28, 1996 April 30, 1995 ------------------ ------------------ Primary Fully Diluted Primary Fully Diluted ------- ------------- ------- ------------- Net Income (loss) $ 777,477 $ 777,477 $ (4,758,738) $ (4,758,738) ======= ======= ========= ========= Weighted average shares outstanding: Shares outstanding from beginning of period 2,802,274 2,802,274 3,615,815 3,615,815 Shares issued for options exercised 11,326 11,326 - - Treasury shares acquired (16,608) (16,608) (50,581) (50,581) Common equivalents - options and warrants 222,116 222,116 - - Common equivalents - using period end price - 137,794 - - --------- --------- --------- --------- Weighted average common and common equivalent shares outstanding 3,019,108 3,156,902 3,565,234 3,565,234 ========= ========= ========= ========= Earnings (loss) per common and common equivalent share: $.26 $.25 $(1.33) $(1.33) === === ==== ==== Thirty-nine weeks ended ----------------------------------- April 28, 1996 April 30, 1995 ------------------ ------------------ Primary Fully Diluted Primary Fully Diluted ------- ------------- ------- ------------- Adjustment of net income (loss): Net Income (loss) $ 2,830,457 $ 2,830,457 $ (5,056,211) $ (5,056,211) Add elimination of interest, net of tax benefit, under the modified treasury stock method 77,222 - - - --------- --------- --------- --------- Adjusted net income (loss) $ 2,907,679 $ 2,830,457 $ (5,056,211) $ (5,056,211) ========= ========= ========= ========= Weighted average shares outstanding: Shares outstanding from beginning of period 3,015,988 3,015,988 4,175,689 4,175,689 Shares issued for options exercised 3,775 3,775 15,556 15,556 Treasury shares acquired (200,122) (200,122) (299,307) (299,307) Common equivalents - options and warrants 548,063 548,063 13,223 13,223 Common equivalents - using period end price - 53,567 - - --------- --------- --------- --------- Weighted average common and common equivalent shares outstanding 3,367,704 3,421,271 3,905,161 3,905,161 ========= ========= ========= ========= Earnings (loss) per common and common equivalent share: $.86 $.83 $(1.29) $(1.29) === === ==== ==== 11