1 EXHIBIT 11 ---------- COMPUTER TASK GROUP, INCORPORATED --------------------------------- Computation of fully diluted earnings per share under treasury stock method set forth in Accounting Principles Board Opinion No. 15. 9 2 COMPUTATION OF FULLY DILUTED EARNINGS PER SHARE UNDER TREASURY STOCK METHOD SET FORTH IN ACCOUNTING PRINCIPLES BOARD OPINION NO. 15 (AMOUNTS IN THOUSANDS, EXCEPT PER SHARE DATA) (UNAUDITED) Quarter Ended Three Quarters Ended September 27, September 29, September 27, September 29, 1996 1995 1996 1995 ---------------- --------------- --------------- ----------- Average number of shares outstanding during period 10,300 10,009 10,317 9,890 Adjusted for: Shares under stock options plans 370 306 334 368 Shares held by Stock Employee Compensation Trust (1,831) (1,630) (1,831) (1,603) ----------- ---------- ----------- ---------- Number of shares on which primary earnings per share is based 8,839 8,685 8,820 8,655 =========== ========== =========== ========== Net income for the period $ 3,014 $ 5,158 $ 7,866 $ 8,651 Primary earnings per share $ 0.34 $ 0.59 $ 0.89 $ 1.00 Fully diluted earnings per share* $ 0.34 $ 0.59 $ 0.89 $ 1.00 <FN> * The number of shares on which fully diluted earnings per share is based is substantially equal to the number of shares on which primary earnings per share is based. 10