EXHIBIT 11 UNOCAL CORPORATION AND CONSOLIDATED SUBSIDIARIES COMPUTATION OF EARNINGS PER COMMON SHARE For the Three Months For the Six Months Ended June 30 Ended June 30 --------------------- ------------------ Dollars in millions except per share amounts 1994 1993 1994 1993 - -------------------------------------------------------------------------------------------------- ASSUMING NO DILUTION: Net earnings before cumulative effect of accounting changes $49,559 $88,223 $103,490 $228,416 Preferred stock dividend (8,969) (8,969) (17,938) (17,938) Cumulative effect of accounting changes - - - (129,594) - -------------------------------------------------------------------------------------------------- Net earnings applicable to common stock $40,590 $79,254 $ 85,552 $ 80,884 - -------------------------------------------------------------------------------------------------- Weighted average common stock outstanding 242,210 241,124 241,926 240,981 Net earnings per common share: Before cumulative effect of accounting changes $ .16 $ .33 $ .35 $ .88 Cumulative effect of accounting changes - - - (.54) - -------------------------------------------------------------------------------------------------- Net earnings per common share $ .16 $ .33 $ .35 $ .34 - -------------------------------------------------------------------------------------------------- ASSUMING FULL DILUTION: Net earnings before cumulative effect of accounting changes $49,559 $88,223 $103,490 $228,416 Cumulative effect of accounting changes - - - (129,594) - -------------------------------------------------------------------------------------------------- Net earnings $49,559 $88,223 $103,490 $ 98,822 - -------------------------------------------------------------------------------------------------- Fully diluted shares of common stock (a) 260,452 260,090 260,050 259,860 Net earnings per common share: Before cumulative effect of accounting changes $ .19 $ .34 $ .40 $ .88 Cumulative effect of accounting changes - - - (.50) - -------------------------------------------------------------------------------------------------- Net earnings per common share $ .19 $ .34 $ .40 $ .38 - -------------------------------------------------------------------------------------------------- (a) Weighted average common stock outstanding 242,210 241,124 241,926 240,981 Common stock equivalents: Stock options & performance shares * 1,575 2,299 1,457 2,212 Convertible preferred stock 16,667 16,667 16,667 16,667 - -------------------------------------------------------------------------------------------------- Total 260,452 260,090 260,050 259,860 - -------------------------------------------------------------------------------------------------- * Stock options exclude those at exercise prices in excess of market value at the end of each period.