EXHIBIT 11 UNION CARBIDE CORPORATION AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE FOR THE FIVE YEARS ENDED DECEMBER 31, 1995 (In millions of dollars except per share amounts) Year Ended December 31, 1995 1994 Earnings Per Share - Primary Income (loss) from continuing operations $ 925 $ 389 Less: Preferred stock dividend 13 13 Net income (loss) from continuing operations for primary income calculation 912 376 Income from discontinued operations - - Cumulative effect of accounting changes - - Net income (loss) - common stockholders $ 912 $ 376 Weighted average number of common and common equivalent shares applicable to primary earnings per share calculation Weighted average number of shares outstanding 137,219,676 149,904,755 Dilutive effect of stock options 4,443,980 4,270,033 141,663,656 154,174,788 Earnings per share - primary Income (loss) from continuing operations $ 6.44 $ 2.44 Discontinued operations - - Cumulative effect of accounting changes - - Net income (loss) - common stockholders $ 6.44 $ 2.44 Earnings Per Share Assuming Full Dilution Income (loss) from continuing operations $ 925 $ 389 Plus: Interest on convertible debentures (net of taxes) - - Less: Additional ESOP contribution resulting from assumed conversion of preferred stock 1 1 Income (loss) from continuing operations for fully diluted income calculation 924 388 Income from discontinued operations - - Cumulative effect of accounting changes - - Net income (loss) for fully diluted income calculation $ 924 $ 388 Weighted average number of common and common equivalent shares applicable to fully diluted earnings per share calculation Weighted average number of shares outstanding 137,219,676 149,904,755 Dilutive effect of stock options 4,819,502 4,439,006 Shares issuable upon conversion of UCC convertible debentures - - Shares issuable upon conversion of UCC convertible preferred stock 16,341,367 16,542,644 158,380,545 170,886,405 Per share assuming full dilution Income (loss) from continuing operations $ 5.83 $ 2.27 Discontinued operations - - Cumulative effect of accounting changes - - Net income (loss) $ 5.83 $ 2.27 Year Ended December 31, 1993 1992 Earnings Per Share - Primary Income (loss) from continuing operations $ 165 $ 119 Less: Preferred stock dividend 13 17 Net income (loss) from continuing operations for primary income calculation 152 102 Income from discontinued operations - 67 Cumulative effect of accounting changes (97) (361) Net income (loss) - common stockholders $ 55 $ (192) Weighted average number of common and common equivalent shares applicable to primary earnings per share calculation Weighted average number of shares outstanding 147,821,255 129,723,738 Dilutive effect of stock options 3,549,905 2,625,735 151,371,160 132,349,473 Earnings per share - primary Income (loss) from continuing operations $ 1.00 $ 0.76 Discontinued operations - 0.51 Cumulative effect of accounting changes (0.64) (2.73) Net income (loss) - common stockholders $ 0.36 $(1.46) Earnings Per Share Assuming Full Dilution Income (loss) from continuing operations $ 165 $ 119 Plus: Interest on convertible debentures (net of taxes) 4 17 Less: Additional ESOP contribution resulting from assumed conversion of preferred stock 1 7 Income (loss) from continuing operations for fully diluted income calculation 168 129 Income from discontinued operations - 67 Cumulative effect of accounting changes (97) (361) Net income (loss) for fully diluted income calculation $ 71 $ (165) Weighted average number of common and common equivalent shares applicable to fully diluted earnings per share calculation Weighted average number of shares outstanding 147,821,255 129,723,738 Dilutive effect of stock options 4,244,866 4,038,716 Shares issuable upon conversion of UCC convertible debentures 4,482,931 15,774,784 Shares issuable upon conversion of UCC convertible preferred stock 16,796,109 14,655,935 173,345,161 164,193,173 Per share assuming full dilution Income (loss) from continuing operations $ 0.97 $ 0.78 Discontinued operations - 0.41 Cumulative effect of accounting changes (0.56) (2.20) Net income (loss) $ 0.41 * $(1.01)* Year Ended December 31, 1991 Earnings Per Share - Primary Income (loss) from continuing operations $ (116) Less: Preferred stock dividend 19 Net income (loss) from continuing operations for primary income calculation (135) Income from discontinued operations 107 Cumulative effect of accounting changes - Net income (loss) - common stockholders $ (28) Weighted average number of common and common equivalent shares applicable to primary earnings per share calculation Weighted average number of shares outstanding 126,449,140 Dilutive effect of stock options 327,068 126,776,208 Earnings per share - primary Income (loss) from continuing operations $(1.06) Discontinued operations 0.84 Cumulative effect of accounting changes - Net income (loss) - common stockholders $(0.22) Earnings Per Share Assuming Full Dilution Income (loss) from continuing operations $ (116) Plus: Interest on convertible debentures (net of taxes) 17 Less: Additional ESOP contribution resulting from assumed conversion of preferred stock 4 Income (loss) from continuing operations for fully diluted income calculation (103) Income from discontinued operations 107 Cumulative effect of accounting changes - Net income (loss) for fully diluted income calculation $ 4 Weighted average number of common and common equivalent shares applicable to fully diluted earnings per share calculation Weighted average number of shares outstanding 126,449,140 Dilutive effect of stock options 392,058 Shares issuable upon conversion of UCC convertible debentures 9,718,310 Shares issuable upon conversion of UCC convertible preferred stock 15,116,167 151,675,675 Per share assuming full dilution Income (loss) from continuing operations $(0.68) Discontinued operations 0.71 Cumulative effect of accounting changes - Net income (loss) $ 0.03* * Fully diluted per share amounts are not presented in the consolidated statements of income where amounts are antidilutive.