EXHIBIT 11 COMMERCIAL FEDERAL CORPORATION COMPUTATION OF EARNINGS PER SHARE (UNAUDITED) - ------------------------------------------------------------------------------------------------------------------------------------ Three Months Ended Six Months Ended December 31, December 31, ------------------------------ ------------------------------ 1998 1997 1998 1997 - ------------------------------------------------------------------------------------------------------------------------------------ COMPUTATION OF INCOME PER BASIC AND DILUTED SHARES: - --------------------------------------------------- Net income $ 31,226,000 $ 25,455,000 $ 46,349,000 $ 51,410,000 ============= ============= ============= ============ - ------------------------------------------------------------------------------------------------------------------------------------ BASIC EARNINGS PER SHARE: - ------------------------- Weighted average number of common shares outstanding used in basic earnings per share calculation 59,469,858 55,760,561 59,037,869 55,503,961 ============= ============= ============= ============ Net income $ .53 $ .46 $ .79 $ .93 ============= ============= ============= ============ - ------------------------------------------------------------------------------------------------------------------------------------ DILUTED EARNINGS PER SHARE: - --------------------------- Weighted average number of common shares outstanding used in basic earnings per share calculation 59,469,858 55,760,561 59,037,869 55,503,961 Add assumed exercise of outstanding stock options as adjustments for dilutive securities 588,102 1,380,977 715,063 1,345,097 ------------- ------------- ------------- ------------ Weighted average number of common shares outstanding use in diluted earnings per share calculation 60,057,960 57,141,538 59,752,932 56,849,058 ============= ============= ============= ============ Net income $ .52 $ .45 $ .78 $ .90 ============= ============= ============= ============ - ------------------------------------------------------------------------------------------------------------------------------------ 33