BURLINGTON RESOURCES INC. EARNINGS (LOSS) PER SHARE EXHIBIT 11.1 (UNAUDITED) THIRD QUARTER 1996 1995 --------------------------- --------------------------- Earnings Shares Loss Shares --------------------------- --------------------------- (Dollars in Millions, Except per Share Amounts) Primary earnings (loss) per common share Net earnings (loss) available for common stock and weighted average number of common shares outstanding $ 59 125,230,379 $ (300) 126,544,811 Stock options assumed exercised - net - 497,096 - 500,225 ---------- ----------- ---------- ----------- Total net earnings (loss) and primary common shares $ 59 125,727,475 $ (300) 127,045,036 ========== =========== ========== =========== Primary earnings (loss) per common share $ .47 $ (2.36) ========== ========== Fully diluted earnings (loss) per common share Net earnings (loss) available for common stock and weighted average number of common shares outstanding $ 59 125,230,379 $ (300) 126,544,811 Stock options assumed exercised - net - 701,850 - 534,585 ---------- ----------- ---------- ----------- Total net earnings (loss) and fully diluted common shares $ 59 125,932,229 $ (300) 127,079,396 ========== =========== ========== =========== Fully diluted earnings (loss) per common share $ .47 $ (2.36) ========== ========== NINE MONTHS 1996 1995 --------------------------- --------------------------- Earnings Shares Loss Shares --------------------------- --------------------------- (Dollars in Millions, Except per Share Amounts) Primary earnings (loss) per common share Net earnings (loss) available for common stock and weighted average number of common shares outstanding $ 145 125,819,192 $ (302) 126,552,172 Stock options assumed exercised - net - 516,514 - 496,903 ---------- ----------- ---------- ----------- Total net earnings (loss) and primary common shares $ 145 126,335,706 $ (302) 127,049,075 ========== =========== ========== =========== Primary earnings (loss) per common share $ 1.15 $ (2.38) ========== ========== Fully diluted earnings (loss) per common share Net earnings (loss) available for common stock and weighted average number of common shares outstanding $ 145 125,819,192 $ (302) 126,552,172 Stock options assumed exercised - net - 712,835 - 599,903 ---------- ----------- ---------- ----------- Total net earnings (loss) and fully diluted common shares $ 145 126,532,027 $ (302) 127,152,075 ========== =========== ========== =========== Fully diluted earnings (loss) per common share $ 1.15 $ (2.38) ========== ========== -13-