EXHIBIT 11 HOWELL CORPORATION COMPUTATION OF EARNINGS PER SHARE (Unaudited) Three Months Ended March 31, ------------------ 1996 1995 ---- ---- (In thousands, except per share amounts) PRIMARY EARNINGS PER SHARE Computation for Statement of Earnings Reconciliation of net income per statement of earnings to amount used in calculation of earnings per share - assuming no dilution: Net earnings $1,195 $ 832 Subtract - Dividend to preferred shareholders 604 604 ------ ------ Net earnings, as adjusted $ 591 $ 228 ====== ====== Weighted average number of common shares outstanding 4,934 4,837 ====== ====== Earnings per share - assuming no dilution <F1> $ .12 $ .05 ====== ====== Additional Primary Computation Net earnings, as adjusted per primary computation above $ 591 $ 228 ====== ====== Adjustment to weighted average number of shares outstanding: Weighted average number of shares outstanding per primary computation above 4,934 4,837 Add - Dilutive effect of outstanding options (as determined by application of the treasury stock method) 100 71 ------ ------ Weighted average number of shares outstanding, as adjusted 5,034 4,908 ====== ====== Primary earnings per share, as adjusted <F2> $ .12 $ .05 ====== ====== FULLY DILUTED EARNINGS PER SHARE Computation for Statement of Earnings Net earnings, as adjusted per primary computation above $ 591 $ 228 ====== ====== Weighted average number of common shares outstanding, per primary computation above 4,934 4,837 ====== ====== Earnings per share - assuming full dilution <F1> $ .12 $ .05 ====== ====== Additional Fully Diluted Computation Additional adjustment to net earnings, as adjusted per fully diluted computation above: Net earnings, as adjusted per fully diluted computation above $ 591 $ 228 Add - Dividend to preferred shareholders 604 604 ------ ------ Net earnings, as adjusted $1,195 $ 832 ====== ====== Additional adjustment to weighted average number of shares outstanding: Weighted average number of shares outstanding, per fully diluted computation above 4,934 4,837 Add - Dilutive effect of outstanding options (as determined by the application of the treasury stock method) 100 71 Shares issuable from assumed exercise of convertible preferred stock 2,090 2,091 ------ ------ Weighted average number of common shares, as adjusted 7,124 6,999 ====== ====== Fully diluted earnings per share <F3> $ .17 $ .12 ====== ====== <FN> <F1> These amounts agree with the reported amounts on the statements of earnings. <F2> This calculation is submitted in accordance with Regulation S-K item 601(b)(11) although not required by footnote 2 to paragraph 14 of APB Opinion No. 15 because it results in dilution of less than 3%. <F3> This calculation is submitted in accordance with Regulation S-K item 601(b)(11) although it is contrary to paragraph 40 of APB Opinion No. 15 because it produces an anti-dilutive result. </FN>