GalaGen Inc. (A Development Stage Company) EXHIBIT 11.1--STATEMENT RE: COMPUTATION OF EARNINGS PER SHARE (UNAUDITED) FOR THE THREE MONTHS ENDED FOR THE NINE MONTHS ENDED ---------------------------- --------------------------- SEP. 30, 1996 SEP. 30, 1995 SEP. 30, 1996 SEP. 30, 1995 ------------- ------------- ------------- ------------- PRIMARY LOSS PER SHARE: Average shares outstanding 7,134,136 1,909,075 6,450,999 1,895,529 SAB No. 83 shares - for stock options granted at exercise prices less than the initial public offering price during the 12 months preceding the initial public offering using the treasury method - 133,042 - 133,042 ------------ ------------ ------------ ------------ Total 7,134,136 2,042,117 6,450,999 2,028,571 ------------ ------------ ------------ ------------ ------------ ------------ ------------ ------------ Net loss applicable to common shareholders $ (1,955,731) $ (994,567) $(12,661,123) $ (4,077,018) ------------ ------------ ------------ ------------ ------------ ------------ ------------ ------------ Net loss per share applicable to common shareholders $ (.27) $ (.49) $ (1.96) $ (2.01) ------------ ------------ ------------ ------------ ------------ ------------ ------------ ------------ FULLY DILUTED LOSS PER SHARE: Average shares outstanding 7,134,136 1,909,075 6,450,999 1,895,529 SAB No. 83 shares - for stock options granted at exercise prices less than the initial public offering price during the 12 months preceding the initial public offering using the treasury method - 133,042 - 133,042 Assumed conversion of all series of convertible preferred stock - 2,830,451 - 2,674,395 ------------ ------------ ------------ ------------ Total 7,134,136 4,872,568 6,450,999 4,702,966 ------------ ------------ ------------ ------------ ------------ ------------ ------------ ------------ Net loss applicable to common shareholders $ (1,955,731) $ (994,567) $(12,661,123) $ (4,077,018) ------------ ------------ ------------ ------------ ------------ ------------ ------------ ------------ Net loss per share applicable to common shareholders $ (.27) $ (.20) $ (1.96) $ (.87) ------------ ------------ ------------ ------------ ------------ ------------ ------------ ------------ 18