1 ITEM 14(A)3, EXHIBIT 11 TESORO PETROLEUM CORPORATION AND SUBSIDIARIES INFORMATION SUPPORTING EARNINGS PER SHARE COMPUTATIONS (IN THOUSANDS EXCEPT PER SHARE AMOUNTS) YEARS ENDED DECEMBER 31, ----------------------------- 1995 1994 1993 ------- ------ ------ PRIMARY EARNINGS PER SHARE COMPUTATION: Earnings before extraordinary loss on extinguishment of debt.... $57,489 20,483 16,956 Extraordinary loss on extinguishment of debt.................... (2,857) (4,752) -- ------- ------ ------ Net earnings.................................................... 54,632 15,731 16,956 Dividend requirements on preferred stock........................ -- 2,680 9,207 ------- ------ ------ Net earnings applicable to common stock......................... $54,632 13,051 7,749 ======= ====== ====== Average outstanding common shares............................... 24,557 22,552 14,070 Average outstanding common equivalent shares.................... 550 644 220 ------- ------ ------ Average outstanding common and common equivalent shares....... 25,107 23,196 14,290 ======= ====== ====== Primary Earnings Per Share: Earnings before extraordinary loss on extinguishment of debt....................................................... $ 2.29 .77 .54 Extraordinary loss on extinguishment of debt.................. (.11) (.21) -- ------- ------ ------ Net earnings.................................................. $ 2.18 .56 .54 ======= ====== ====== FULLY DILUTED EARNINGS PER SHARE COMPUTATION: Net earnings applicable to common stock......................... $54,632 13,051 7,749 Add: Dividend requirements on preferred stock................... -- 2,680 9,207 ------- ------ ------ Net earnings applicable to common stock -- fully diluted........ $54,632 15,731 16,956 ======= ====== ====== Average outstanding common and common equivalent shares......... 25,107 23,196 14,290 Shares issuable on conversion of preferred shares............... -- 1,476 4,775 ------- ------ ------ 25,107 24,672 19,065 ======= ====== ====== Fully Diluted Earnings Per Share -- Anti-dilutive*.............. $ 2.18 .56 .54 ======= ====== ====== - --------------- * This calculation is submitted in accordance with paragraph 601(b)(11) of Regulation S-K, although it is not required by APB Opinion No. 15 because it produces an anti-dilutive result.