1 EXHIBIT 11.1 CALCULATION OF HISTORICAL AND PRO FORMA EARNINGS (LOSS) PER SHARE (In thousands, except per share amounts) (unaudited) Three months ended Nine months ended December 31, December 31, ------------------ ------------------- 1997 1996 1997 1996 ------- -------- ------- -------- Net income (loss) .................. $ 132 $(1,580) $ 3,645 $(10,769) ======= ======== ======= ======== Basic earnings per share............ $ 0.01 ======= Historical weighted average number of common shares: Common stock..................... 14,985 ======= Pro forma basic earnings(loss) per share.......................... $ (0.15) $ 0.27 $ (1.12) ======= ======= ======== Pro forma weighted average number of common shares: Preferred stock................. 3,681 1,298 3,355 Common stock.................... 6,972 12,144 6,228 ------- ------- -------- 10,653 13,442 9,583 ======= ======= ======== Diluted earnings per share.......... $0.01 ====== Historical weighted average number of common and common equivalent shares: Common stock...................... 14,985 Common stock options.............. 1,865 ------ 16,850 ====== Pro forma diluted earnings (loss) per share.......................... $ (0.13) $ 0.24 $ (0.91) ======= ======= ======== Pro forma weighted average number of common and common equivalent shares: Preferred stock................... 3,681 1,297 3,355 Common stock...................... 6,972 12,144 6,228 Common stock options.............. 1,593 1,652 2,280 ------- ------- -------- 12,246 15,093 11,863 ======= ======= ======== 23