Exhibit 11 Arvin Industries, Inc. Computation of Earnings Per Share of Common Stock (Amounts in millions, except per share amounts) Unaudited Three Months Ended Nine Months Ended ----------------- ----------------- Sept. 28, Sept. 29, Sept. 28,Sept. 29, 1997 1996 1997 1996 ------ ------ ------ ------ Primary Earnings Per Share - -------------------------- Income from continuing operations $ 13.6 $ 8.3 $ 47.7 $ 28.3 Income from discontinued operation, net of tax 1.6 -- 1.6 -- ------ ------ ------ ------ Net income $ 15.2 $ 8.3 $ 49.3 $ 28.3 ====== ====== ====== ====== Average shares of common stock outstanding 23.0 22.5 22.8 22.4 Incremental common shares applicable to common stock options based on the common stock daily average market price during the period .6 .1 .4 .1 ------ ------ ------ ------ Average common shares, as adjusted 23.6 22.6 23.2 22.5 ====== ====== ====== ====== Earnings per average share of common stock (including common stock equivalents): Continuing operations $ .58 $ .37 $ 2.06 $ 1.26 Discontinued operations .07 -- .07 -- ------ ------ ------ ------ $ .65 $ .37 $ 2.13 $ 1.26 ====== ====== ====== ====== Fully Diluted Earnings Per Share: - -------------------------------- Income from continuing operations $ 13.6 $ 8.3 $ 47.7 $ 28.3 Income from discontinued operation, net of tax 1.6 -- 1.6 -- ------ ------ ------ ------ Net income 15.2 8.3 49.3 28.3 Add back 7.5% convertible debentures' after tax interest expense. -- .7 -- 2.2 ------ ------ ------ ------ Net income to common stock assuming full dilution $ 15.2 $ 9.0 $ 49.3 $ 30.5 ====== ====== ====== ====== Average shares of common stock outstanding 23.0 22.5 22.8 22.4 Incremental common shares applicable to common stock options based on the more dilutive ending or average market price of the common stock during the period .7 .2 .4 .1 Average common shares issuable assuming conversion of 7.5% convertible subordinated debentures -- 2.2 -- 2.2 ------ ------ ------ ------ Average common shares assuming full dilution 23.7 24.9 23.2 24.7 ====== ====== ====== ====== Fully diluted earnings per average share assuming conversion of all applicable securities: Continuing operations $ .57 $ .36 $ 2.05 $ 1.23 Discontinued operations .07 -- .07 -- ------ ------ ------ ------ $ .64 $ .36 $ 2.12 $ 1.23 ====== ====== ====== ====== <FN> See notes to consolidated financial statements.