EXHIBIT 11.1 PINNACLE SYSTEMS, INC. AND SUBSIDIARIES Exhibit 11.1 - Statement of Computation of Net Income (Loss) Per Share (In thousands, except per share data) Three Months Ended September 30, --------------------- 1997 1996 -------- -------- Weighted average shares of common stock outstanding 7,402 7,473 Weighted average common stock equivalent shares -- 350 -------- -------- Shares used to compute net income (loss) per share 7,402 7,823 ======== ======== Net income (loss) $(16,347) $ 612 ======== ======== Net income (loss) per share $ (2.21) $ 0.08 ======== ========