30 Exhibit 11.1 Castle Energy Corporation Statement of Computation of Earnings Per Share (Dollars in thousands, except per share amounts) (Unaudited) Six Months Ended March 31, ------------------------------------------------------------------ 1995 1994 ------------------------------ --------------------------- Fully Fully Primary Diluted Primary Diluted ------- ------- ------- ------- I. Actual shares outstanding at September 30 7,627,646 7,627,646 7,722,646 7,722,646 Stock issued during the period: Stock, net (894,484) (894,484) 2,307,550 2,307,550 Options exercised 1,648 1,648 83 83 II. Weighted equivalent shares: Assumed exercise of options and warrants 143,839 28,058 565,710 224,935 Assumed conversion of debenture 38,450 38,450 500,000 500,000 ------------ ------------ ------------ ------------ III. Weighted average shares and equivalent shares 6,917,099 6,801,318 11,095,989 10,755,214 ============ ============ ============ ============ IV. Net income: Net income before adjustment $ 14,120 $ 14,120 $ 15,082 $ 15,082 Assumed interest savings, net of tax, "as if" the convertible debenture had been exercised and debt had been retired utilizing proceeds of the exercise of options and warrants. 6 6 108 189 ------------ ------------ ------------ ------------ Adjusted net income $ 14,126 $ 14,126 $ 15,190 $ 15,271 ============ ============ ============ ============ V. Net income per share: $2.04 $2.08 (A) $1.37 $1.42 (A) ===== ===== ===== ===== (A) Fully diluted earnings per share is not presented as it is antidilutive. 1 31 Exhibit 11.1 Castle Energy Corporation Statement of Computation of Earnings Per Share (Dollars in thousands, except per share amounts) (Unaudited) Three Months Ended March 31, ------------------------------------------------------------------ 1995 1994 ---------------------------- ---------------------------- Fully Fully Primary Diluted Primary Diluted ------- ------- ------- ------- I. Actual shares outstanding at December 31 6,658,646 6,658,646 11,222,646 11,222,646 Stock issued during the period: Stock, net Options exercised 3,333 3,333 167 167 II. Weighted equivalent shares: Assumed exercise of options and warrants 50,135 27,564 348,062 348,062 Assumed conversion of debenture 500,000 500,000 ------------ ------------ ------------ ------------ III. Weighted average shares and equivalent shares 6,712,114 6,689,543 12,070,875 12,070,875 ============ ============ ============ ============ IV. Net Income: Net Income before adjustment $ 36 $ 36 $ 6,699 $ 6,699 ============ ============ ============ ============ Assumed interest savings, net of tax, "as if" the convertible debenture had been exercised and debt had been retired utilizing proceeds of the exercise of options and warrants. 111 113 ------------- ------------ ------------ ------------ Adjusted net income $ 36 $ 36 $ 6,810 $ 6,812 ============= ============ ============== ============ V. Net income per share: $.01 $.01 (A) $.56 $.56 (A) ==== ==== ==== ==== (A) Fully diluted earnings per share is not presented as dilution is less than three percent or is antidilutive. 2