ENERGY RESEARCH CORPORATION COMPUTATION OF INCOME (LOSS) PER COMMON SHARE Three Months Six Months Ended April 30, Ended April 30, 1996 1995 1996 1995 ---- ---- ---- ---- PRIMARY Shares outstanding, beginning of period 3,758,573 3,711,270 3,728,914 3,699,683 Weighted average number of shares issued, retired and issuable share equivalents 320,985 262,587 305,626 271,233 --------- --------- --------- --------- Weighted average number of common and common equivalent shares outstanding 4,079,558 3,973,857 4,034,540 3,970,916 ========= ========= ========= ========= Net income $ 124,000 $ 185,000 $ 185,000 $ 279,000 ========= ========= ========= ========= Net income per common share $ .03 $ .05 $ .05 $ .07 ========= ========= ========= ========= FULLY DILUTED Weighted average number of common and common equivalent sharesoutstanding as adjusted for full dilution 4,275,558 4,193,857 4,230,540 4,190,916 Adjustment for interest, net of tax, on convertible long-term debt $ 19,000 $ 20,000 $ 38,000 $ 40,000 ========= ========= ========= ========= Adjusted net income $ 143,000 $ 205,000 $ 223,000 $ 319,000 ========= ========= ========= ========= Net income per common share <F1> $ .03 $ .05 $ .05 $ .08 ========= ========= ========= ========= <FN> <F1> These calculations are submitted in accordance with SEC requirements, although they are not in accordance with APB Opinion No. 15 because they are anti-dilutive. </FN>