ITT EDUCATIONAL SERVICES, INC. COMPUTATION OF PRIMARY AND FULLY DILUTED EARNINGS PER SHARE (AMOUNTS IN THOUSANDS, EXCEPT EARNINGS PER SHARE) Three Months Ended June 30, Six Months Ended June 30, ---------------------------- ------------------------- 1996 1995 1996 1995 ---- ---- ---- ---- Net income (loss) $ 314 $ (224) $ 5,149 $ 3,802 ======= ======= ======= ======= Shares: Weighted average number of shares of common stock outstanding 18,000 18,000 18,000 18,000 Shares assumed issued (less shares assumed purchased for treasury) on stock options 106 27 88 23 ------- ------- ------- ------- Outstanding equivalent shares for primary earnings per share calculation 18,106 18,027 18,088 18,023 ======= ======= ======= ======== Earnings (loss) per common share: $ .02 $ (.01) $ .29 $ .21 ======= ======= ======= ======= Exhibit 11