EXHIBIT 11 GREASE MONKEY HOLDING CORPORATION AND SUBSIDIARIES COMPUTATION OF EARNINGS PER COMMON SHARE (unaudited) Quarters Ended June 30, Six Months Ended June 30, ------------------------------- ------------------------------- 1996 1995 1996 1995 ----------- ----------- ----------- ----------- PRIMARY EARNINGS PER SHARE Net income (loss). . . . . . . . . . . . . . . . . . . . $ (71,934) 49,520 (193,974) 59,981 Dividends on preferred stock . . . . . . . . . . . . . . (31,259) (31,367) (62,561) (63,240) ----------- ----------- ----------- ----------- Net income (loss) applicable to common stock . . . . . . $ (103,193) 18,153 (256,535) (3,259) ----------- ----------- ----------- ----------- ----------- ----------- ----------- ----------- Common shares outstanding. . . . . . . . . . . . . . . . 4,359,888 4,362,080 4,359,888 4,362,080 Effect of using weighted average common and common equivalent shares . . . . . . . . . . . . . . . . . . (2,578) (824) (8,753) (14,290) Effect of shares issuable under common stock warrants using the treasury stock method . . . . . . . . . . . * 115,385 * * Effect of shares issuable under stock options using the treasury stock method. . . . . . . . . . . . . . * 14,495 * * ----------- ----------- ----------- ----------- Shares used in computing primary earnings per share. . . 4,357,310 4,491,136 4,351,135 4,347,790 ----------- ----------- ----------- ----------- ----------- ----------- ----------- ----------- Primary earnings per common share. . . . . . . . . . . . $ (0.02) ** (0.06) ** ----------- ----------- ----------- ----------- ----------- ----------- ----------- ----------- FULLY DILUTED EARNINGS PER SHARE Net income (loss). . . . . . . . . . . . . . . . . . . . $ (71,934) 49,520 (193,974) 59,981 Dividends on preferred stock . . . . . . . . . . . . . . (31,259) (31,367) (62,561) (63,240) ----------- ----------- ----------- ----------- Net income (loss) as adjusted. . . . . . . . . . . . . . $ (103,193) 18,153 (256,535) (3,259) ----------- ----------- ----------- ----------- ----------- ----------- ----------- ----------- Shares used in computing primary earnings per share . . . . . . . . . . . . . . . . . . . . . . 4,357,310 4,491,136 4,351,135 4,347,790 Effect of shares issuable upon conversion of preferred stock . . . . . . . . . . . . . . . . . . . * * * * ----------- ----------- ----------- ----------- Shares used in computing fully diluted earnings per share . . . . . . . . . . . . . . . . . . . . . . 4,357,310 4,491,136 4,351,135 4,347,790 ----------- ----------- ----------- ----------- ----------- ----------- ----------- ----------- Fully diluted earnings per common share. . . . . . . . . $ (0.02) ** (0.06) ** ----------- ----------- ----------- ----------- ----------- ----------- ----------- ----------- * Antidilutive ** Less than $.01 per share