1 GREY ADVERTISING INC. AND CONSOLIDATED SUBSIDIARY COMPANIES EXHIBIT - STATEMENT RE: COMPUTATION OF NET INCOME PER COMMON SHARE (UNAUDITED) EXHIBIT - 11 FOR THE THREE MONTHS ENDED FOR THE SIX MONTHS ENDED JUNE 30, JUNE 30, ------------------------------------------------------------------------- PRIMARY 1997 1996 1997 1996 ------------------------------------------------------------------------- Weighted average shares outstanding(1) 1,278,972 1,266,181 1,277,800 1,267,860 Net effect of dilutive stock options - based on the treasury stock method using average market price 27,149 34,433 27,149 32,447 ------------------------------------------------------------------------- TOTAL 1,306,121 1,300,614 1,304,949 1,300,307 ========================================================================= Net Income $7,700,000 $6,807,000 $12,275,000 $13,070,000 Less: Effect of dividend requirements and the change in redemption value of redeemable preferred stock (360,000) (253,000) (125,000) (437,000) ------------------------------------------------------------------------- NET EARNINGS USED IN COMPUTATION $7,340,000 $6,554,000 $12,150,000 $12,633,000 ========================================================================= Per share amount $5.62 $5.04 $9.31 $9.72 ========================================================================= FULLY DILUTED Weighted average shares outstanding (1) 1,278,972 1,266,181 1,277,800 1,267,860 Net effect of dilutive stock options - based on the treasury stock method using the period-end market price, if higher than the average market price 42,502 33,999 42,502 34,210 Assumed conversion of 8-1/2% convertible subordinated debentures issued December 1983 51,017 50,892 51,017 50,892 ------------------------------------------------------------------------- TOTAL 1,372,491 1,351,072 1,371,319 1,352,962 ========================================================================= Net Income $7,700,000 $6,807,000 $12,275,000 $13,070,000 Less: Effect of dividend requirements and the change in redemption value of redeemable preferred stock (360,000) (253,000) (125,000) (437,000) Add: 8-1/2% convertible subordinated debentures interest, net of income tax effect 35,000 35,000 70,000 70,000 ------------------------------------------------------------------------- NET EARNINGS USED IN COMPUTATION $7,375,000 $6,589,000 $12,220,000 $12,703,000 ========================================================================= Per share amount $5.37 $4.88 $8.91 $9.39 ========================================================================= (1) Includes 94,097 shares and 78,248 shares for 1997 and 1996, respectively, expected to be issued pursuant to the terms of the Senior Management Incentive Plan. 16