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 1998 1997 -------- -------- Net income $2,323,000 $1,763,000 ========== ========== Basic earnings per share: Weighted average shares 12,254,363 12,174,943 ========== ========== Effect of dilutive securities: Employee and non-employee director stock options 344,542 109,152 ========== ========== Diluted earnings per share: Adjusted weighted-average and assumed conversions 12,598,905 12,284,095 ========== ========== Basic earnings per share $ .19 $ .14 ===== ===== Diluted earnings per share $ .18 $ .14 ===== ===== 10