HEMACARE CORPORATION EXHIBIT 11 Net Income (Loss) per Common and Common Equivalent Share Years Ended December 31, 1996 1995 1994 ------------ ------------ ------------ INCOME (LOSS) Income from continuing operations $(1,090,000) $ 480,000 $ 676,000 Loss from discontinued operations - (902,000) (2,964,000) Gain (loss) on disposal of discontinued operations, including provision for operating losses during phase-out period 600,000 (3,114,000) - ----------- ------------ ------------ Net loss $ (490,000) $(3,536,000) $(2,288,000) =========== ============ ============ PRIMARY Weighted average number of shares outstanding 6,350,000 5,693,000 5,061,000 Dilutive common equivalent shares attributable to stock options (based on average market price) - 122,000 170,000 Dilutive common equivalent shares attributable to warrants (based on average market price) - 29,000 10,000 ----------- ------------ ------------ Total common and common equivalent shares-primary 6,350,000 5,844,000 5,241,000 =========== ============ ============ Primary income (loss) per share based on common and common equivalent shares- primary: Income from continuing operations $ (0.17) $ 0.08 $ 0.13 Loss from discontinued operations - (0.15) (0.57) Gain (loss) on disposal of discontinued operations, including provision for operating losses during phase- out period 0.09 (0.53) - Net loss ----------- ----------- ------------ $ (0.08) $ (0.60) $ (0.44) =========== =========== ============ FULLY DILUTED Common and common equivalent shares used in calculating primary earnings per share 6,350,000 5,844,000 5,241,000 Dilutive common equivalent shares attributable to stock options (based on higher of ending or average market price) - 8,000 1,000 Dilutive common equivalent shares attributable to warrants (based on higher of ending or average market price) - 10,000 3,000 ----------- ------------ ------------ Total common and common equivalent shares - fully diluted 6,350,000 5,862,000 5,245,000 =========== ============ ============ Fully diluted income (loss) per share based on common and common equivalent shares-fully diluted: Income from continuing operations $ (0.17) $ 0.08 $ 0.13 Loss from discontinued operations - (0.15) (0.57) Gain (loss) on disposal of discontinued operations, including provision for operating losses during phase-out period 0.09 (0.53) - ----------- ------------ ------------ Net loss $ (0.08) $ (0.60) $ (0.44) =========== ============ ============