1 EXHIBIT 11.1 STATEMENT RE: COMPUTATION OF PER SHARE EARNINGS OPTIMA PETROLEUM CORPORATION COMPUTATION OF EARNINGS (LOSS) PER COMMON SHARE (UNAUDITED) YEAR ENDED DECEMBER 31, 1997, DECEMBER 31, 1996 AND DECEMBER 31, 1995 AND THREE MONTHS ENDED MARCH 31, 1998 AND MARCH 31, 1997 Three Three Months Year Ended Year Ended Year Ended Months ended March December December December Ended March 31,1997 31,1997 31,1996 31,1995 31,1998 NET INCOME (LOSS) $(1,000) $208 $(4,835) $229 $(1,155) ======== ==== ======== ==== ======== PRIMARY SHARES weighted average common shares outstanding 11,002,346 11,313,653 11,159,663 10,945,927 9,031,583 Stock options and warrants - - - - - - - -- - - weighted average common and common equivalents share outstanding 11,002,346 11,313,653 11,159,663 10,945,927 9,031,583 ========== ========== ========== ========== ========= PRIMARY EARNINGS (LOSS) PER SHARE $(0.09) $0.02 $(0.43) $0.02 $(0.13) ======= ===== ======= ===== ======= FULLY DILUTED SHARES weighted average common shares outstanding 11,002,346 11,313,653 11,159,663 10,945,927 9,031,858 Stock options and warrants 1,163,000 1,163,000 1,163,000 2,537,727 2,330,227 --------- --------- --------- --------- --------- weighted averaged common shares outstanding 12,165,346 12,476,653 12,322,663 13,483,654 11,362,085 ========== ========== ========== ========== ========== FULLY DILUTED EARNINGS (LOSS) $(0.09) $0.02 $(0.43) $0.02 $(0.13) PER SHARE ======= ===== ======= ===== ======= - 166 - 2 Note 1: In respect of net income for the three months ended March 31,1997 and the year ended December 31,1996, stock option and warrant exercise prices exceeded the market value of the stock at the end of the period. Accordingly the inclusion of these stock options and warrants in the calculation of earnings (loss) per share would be anti-dilutive. Note 2: Due to net losses in three months ended March 31,1998, the year ended December 31, 1997 and December 31,1995 common stock equivalents were not included as they would be anti-dilutive. Note 3: A Statement Re: Computation of Per Share Earnings for Amex has not been prepared as it is a private LLC. - 167 -