1 EXHIBIT 11 PONDER INDUSTRIES, INC., AND SUBSIDIARIES COMPUTATION OF EARNINGS (LOSS) PER SHARE (In Thousands, Except Share Information) Three Months Ended Six Months Ended February 28 February 28 ----------------------------- ---------------------------- 1999 1998 1999 1998 ------------ ------------ ------------ ------------ COMPUTATION OF BASIC LOSS PER SHARE: Net loss $ (1,568) $ (961) $ (2,528) $ (1,385) ============ ============ ============ ============ WEIGHTED AVERAGE NUMBER OF SHARES OF COMMON STOCK OUTSTANDING 9,324,395 6,509,883 9,298,604 6,116,923 ============ ============ ============ ============ BASIC LOSS PER COMMON SHARE $ (.17) $ (.15) $ (.27) $ (.23) ============ ============ ============ ============ COMPUTATION OF DILUTED LOSS PER SHARE: Net loss $ (1,568) $ (961) $ (2,528) $ (1,385) Interest and debt issue cost amortization expense not incurred upon assumed conversion of Senior Notes (1998) -- 32 -- 48 ------------ ------------ ------------ ------------ Net loss applicable to common stockholders used for computation $ (1,568) $ (929) $ (2,528) $ (1,337) ============ ============ ============ ============ Weighted average number of shares of common stock outstanding 9,324,395 6,509,883 9,298,604 6,116,923 Weighted average incremental shares outstanding upon assumed conversion of options and warrants -- 778,751 -- 573,712 Weighted average incremental shares outstanding upon assumed conversion of Senior Notes (1998) -- 417,778 -- 340,332 ------------ ------------ ------------ ------------ WEIGHTED AVERAGE COMMON SHARES AND COMMON SHARE EQUIVALENTS USED FOR COMPUTATION 9,324,395 7,706,412 9,298,604 7,030,967 ============ ============ ============ ============ DILUTED LOSS PER COMMON SHARE AND COMMON SHARE EQUIVALENT $ (.17) $ (.12)(a) $(.27) $ (.19)(a) ============ ============ ============ ============ (a) This calculation is submitted in accordance with Item 601(b)(11) of Regulation S-K although it is not required by SFAS No. 128 because it is antidilutive.