EXHIBIT 11 - Computation of Earnings Per Share Item 6(a) Exhibit 11 Computation of Earnings per Share United Industrial Corporation and Subsidiaries THREE MONTHS ENDED MARCH 31 --------------------------- 1999 1998 -------- -------- Net income $ 2,314,000 $ 2,323,000 =========== =========== Basic earnings per share: Weighted average shares 12,258,713 12,254,363 =========== =========== Effect of dilutive securities: Employee stock options $ 226,297 $ 344,542 =========== =========== Diluted earnings per share: Adjusted weighted-average and assumed conversions 12,485,010 12,598,905 =========== =========== Basic earnings per share $ .19 $ .19 ===== ===== Diluted earnings per share $ .19 $ .18 ===== ===== - -------------------------------------------------------------------------------- 13