RIGL CORPORATION COMPUTATION OF EARNINGS PER SHARE (UNAUDITED) 1999 1998 3RD QUARTER 3RD QUARTER BASIC EARNINGS PER SHARE: Common shares outstanding, beginning of period Effects of weighting shares: Weighted common shares issued --------------- ------------ Weighted average number of common shares 12,795,078 12,669,675 =============== ============ outstanding Net Income (Loss) $(1,028,745.00) (428,883.00) =============== ============ Earnings Per Share $ (0.08) (0.03) =============== ============ DILUTED EARNINGS PER SHARE: Common shares outstanding, beginning of period Effects of weighting shares: Weighted common shares issued 12,883,190 12,730,303 --------------- ------------ Weighted average number of common shares and common equivalent shares outstanding 12,883,190 12,730,303 =============== ============ Net Income (Loss) $(1,028,745.00) (428,883.00) =============== ============ Earnings Per Share $ (0.08) (0.03) =============== ============