EXHIBIT 11.1 ROHR, INC. AND SUBSIDIARIES --------------------------- CALCULATION OF PRIMARY NET INCOME PER SHARE ------------------------------------------- OF COMMON STOCK --------------- (in thousands except for share data) ------------------------------------ THIRD QUARTER ENDED NINE MONTHS ENDED --------------------- ---------------------- APRIL 30, MAY 1, APRIL 30, MAY 1, 1995 1994 1995 1994 ---------- --------- ------------ -------- Net income (loss) from continuing operations $ 2,573 $(2,953) $ 7,194 $ 4,149 Income from discontinued operations, net of taxes 87 266 922 899 ------- ------- ------- ------- Net income (loss) applicable to primary earnings per common share $ 2,660 $(2,687) $ 8,116 $ 5,048 ======= ======= ======= ======= Common stock and common stock equivalents: Average shares of common stock outstanding during the period 18,057 18,015 18,054 18,012 Net effect of common stock equivalents (principally stock options and rights) 141 48 87 29 ------- ------- ------- ------- Total common stock and common stock equivalents 18,198 18,063 18,141 18,041 ======= ======= ======= ======= Net income (loss) per average share of common stock: Net income (loss) from continuing operations $ 0.14 $ (0.16) $ 0.40 $ 0.23 Income from discontinued operations, net of taxes 0.01 0.01 0.05 0.05 ------- ------- ------- ------- Primary net income (loss) per share $ 0.15 $ (0.15) $ 0.45 $ 0.28 ======= ======= ======= ======= Page 14 of 15