EXHIBIT 11.1 (Page 1 of 2) TEREX CORPORATION AND SUBSIDIARIES Computation of Earnings per Common Share (in millions except per share amounts) Year Ended December 31, ---------------------------------------------- 1998 1997 1996 --------------- ------------------------------ BASIC: Income (loss) from continuing operations before extraordinary items....$ 72.8 $ 30.3 $ (54.3) Income from discontinued operations.................................... --- --- 102.0 --------------- -------------- --------------- Income before extraordinary items..................................... 72.8 30.3 47.7 Less: Accretion of Preferred Stock................................. --- (4.8) (22.9) --------------- -------------- --------------- Income before extraordinary item applicable to common stock............ 72.8 25.5 24.8 Extraordinary loss on retirement of debt............................... (38.3) (14.8) --- --------------- -------------- --------------- Net income applicable to common stock..................................$ 34.5 $ 10.7 $ 24.8 =============== ============== =============== Basic shares outstanding............................................... 20.7 16.2 11.8 =============== ============== =============== Basic income per common share Income (loss) from continuing operations before extraordinary item..$ 3.52 $ 1.57 $ (6.54) Income from discontinued operations................................. --- --- 8.64 --------------- -------------- --------------- Income before extraordinary items.................................. 3.52 1.57 2.10 Extraordinary loss.................................................. (1.85) (0.91) --- --------------- -------------- --------------- Net income..........................................................$ 1.67 $ 0.66 $ 2.10 =============== ============== =============== EXHIBIT 11.1 (Page 2 of 2) TEREX CORPORATION AND SUBSIDIARIES Computation of Earnings per Common Share (in millions except per share amounts) Year Ended December 31, ---------------------------------------------- 1998 1997 1996 --------------- -------------- --------------- DILUTED: Income (loss) from continuing operations before extraordinary items....$ 72.8 $ 30.3 $ (54.3) Income from discontinued operations.................................... --- --- 102.0 --------------- -------------- --------------- Income before extraordinary items..................................... 72.8 30.3 47.7 Less: Accretion of Preferred Stock................................. --- (4.8) (22.9) --------------- -------------- --------------- Income before extraordinary item applicable to common stock............ 72.8 25.5 24.8 Add: Accretion of Preferred Stock assumed converted at beginning of period............................................... --- --- --- (a) --------------- -------------- --------------- 72.8 25.5 24.8 Extraordinary loss on retirement of debt............................... (38.3) (14.8) --- --------------- -------------- --------------- Net income (loss) applicable to common stock...........................$ 34.5 $ 10.7 $ 24.8 =============== ============== =============== Weighted average shares outstanding during the period.................. 20.7 16.2 11.8 Assumed exercise of warrants at ratio determined as of December 31, 1998................................................. 0.1 0.3 1.2 Assumed conversion of Preferred Stock.................................. --- --- --- (a) Assumed exercise of equity rights...................................... 0.8 0.5 --- Assumed exercise of stock options...................................... 0.8 0.7 0.3 =============== ============== =============== Diluted shares outstanding............................................. 22.4 17.7 13.3 =============== ============== =============== Diluted income per common share Income (loss) from continuing operations before extraordinary item..$ 3.25 $ 1.44 $ (5.81) Income from discontinued operations................................. --- --- 7.67 --------------- -------------- --------------- Income (loss) before extraordinary items............................ 3.25 1.44 1.86 Extraordinary loss.................................................. (1.71) (0.84) --- =============== ============== =============== Net income (loss)...................................................$ 1.54 $ 0.60 $ 1.86 =============== ============== =============== (a) Excluded from the computation because the effect is anti-dilutive.