Exhibit 11.1 Castle Energy Corporation Statement of Computation of Earnings Per Share (Dollars in thousands, except per share amounts) (Unaudited) Twelve Months Ended September 30, -------------------------------------------------------------- 1995 1994 ----------------------------- -------------------------- Fully Fully Primary Diluted Primary Diluted ----------- ----------- ----------- ----------- I. Weighted Shares Outstanding, Net of Treasury 7,627,646 7,627,646 7,722,646 7,722,646 Stock Issued During the Period: Stock, net (929,174) (929,174) 2,698,350 2,698,350 Options and warrants exercised 11,986 11,986 2,548 2,548 II. Weighted Equivalent Shares: Assumed options and warrants exercised 47,890 37,988 285,103 473,187 Assumed debenture conversion 19,200 19,200 500,000 500,000 ----------- ----------- ----------- ----------- III. Weighted Average Shares and Equivalent Shares 6,777, 548 6,767,646 11,208,647 11,396,731 =========== =========== =========== =========== IV. Net Income (Loss): Continuing operations ($ 26,040) ($ 26,040) $ 16,340 $ 16,340 Discontinued operations: Before adjustment 40,937 40,937 22,577 22,577 Assumed interest savings as if convertible debentures exercised and retired 12 12 126 126 ----------- ----------- ----------- ----------- $ 14,909 $ 14,909 $ 39,043 $ 39,043 =========== =========== =========== =========== V. Net Income (Loss) Per Share: Continuing operations ($ 3.84) ($ 3.84) $ 1.46 $ 1.44 Discontinued operations, as adjusted 6.04 6.04 2.02 1.99 ----------- ----------- ----------- ----------- $ 2.20 $ 2.20 $ 3.48 $ 3.43 =========== =========== =========== =========== (1) Exhibit 11.1 Castle Energy Corporation Statement of Computation of Earnings Per Share (Dollars in thousands, except per share amounts) (Unaudited) Three Months Ended September 30, ---------------------------------------------------------------- 1995 1994 ------------------------ -------------------------- Fully Fully Primary Diluted Primary Diluted ------- ------- ------- ------- I. Weighted Shares Outstanding, Net of Treasury Stock Issued During the Period: Stock, net 6,683,646 6,683,646 11,227,646 11,227,646 Options and warrants exercised 9,451 9,451 (821,880) (821,880) II. Weighted Equivalent Shares: Assumed options and warrants exercised 28,646 30,883 403,616 525,160 Assumed debenture conversion 500,000 500,000 --------- --------- ---------- ---------- III. Weighted Average Shares and Equivalent Shares 6,721,743 6,723,980 11,309,382 11,430,926 ========= ========= ========== ========== IV. Net Income (Loss): Continuing operations ($ 2,464) ($ 2,464) ($ 5,834) ($ 5,834) Discontinued operations: Before adjustment 5,114 5,114 25,324 25,324 Assumed interest savings as if convertible debentures exercised and retired -- -- 66 66 --------- --------- ---------- ---------- $ 2,650 $ 2,650 $19,556 $ 19,556 ========= ========= ========== ========== V. Net Income (Loss) Per Share: Continuing operations ($ .37) ($ .37) ($ .52) ($ .51) Discontinued operations, as adjusted 0.76 0.76 2.25 2.22 --------- --------- ---------- ---------- $ .39 $ .39 $ 1.73 $ 1.71 ========= ========= =========== ========= (2)