EXHIBIT 11.1: COMPUTATION OF EARNINGS PER SHARE INTEGRAL SYSTEMS, INC. AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE NINE MONTHS THREE MONTHS ENDED ENDED JUNE 30, JUNE 30, 1998 1997 1998 1997 ---------------- ---------------- ---------------- ----------------- (Unaudited) (Unaudited) Basic: - ---------------------------------- Weighted average number of common shares 5,779,850 5,716,584 5,813,976 5,717,478 ================ ================ ================ ================= Net Income $1,596,058 $ 429,600 $ 804,854 $ 146,503 ================ ================ ================ ================= Earnings per share $ 0.28 $ 0.08 $ 0.14 $ 0.03 ================ ================ ================ ================= Diluted: - -------- Weighted average number of common shares 6,215,933 5,882,128 6,337,445 5,893,295 ================ ================ ================ ================= Net Income $1,596,058 $ 429,600 $ 804,854 $ 146,503 ================ ================ ================ ================= Earnings per share $ 0.26 $ 0.07 $ 0.13 $ 0.02 ================ ================ ================ =================