1 EXHIBIT 11 BRUSH WELLMAN INC. AND SUBSIDIARIES COMPUTATION OF PER SHARE EARNINGS FIRST QUARTER ENDED -------------------------- APR. 2, APR. 3, 1999 1998 ----------- ----------- Basic: Average shares outstanding................................ 16,193,359 16,317,518 =========== =========== Net income................................................ $ 2,486,000 $ 6,162,000 Per share amount.......................................... $ 0.15 $ 0.38 =========== =========== Diluted: Average shares outstanding................................ 16,193,359 16,317,518 Dilutive stock options based on the treasury stock method using average market price............................. 38,753 398,104 ----------- ----------- Totals............................................ 16,232,112 16,715,622 =========== =========== Net income................................................ $ 2,486,000 $ 6,162,000 Per share amount.......................................... $ 0.15 $ 0.37 =========== =========== 13