EXHIBIT 11.1 THRUSTMASTER, INC. STATEMENTS REGARDING COMPUTATION OF PER SHARE EARNINGS (In thousands, except net income per share) (Unaudited) Three Months Ended Six Months Ended June 30, June 30, ------------------------ ----------------------- 1998 1997 1998 1997 ---------- -------- --------- ------- Weighted average number of common shares outstanding - basic 4,372 4,258 4,337 4,247 Common stock equivalents arising from stock options - 329 - 320 ---------- ------- -------- ------- Weighted average number of common shares outstanding - diluted 4,372 4,587 4,337 4,567 ---------- ------- -------- ------- ---------- ------- -------- ------- Net income (loss) $ (2,829) $ 329 $ (4,070) $ 618 ---------- ------- -------- ------- ---------- ------- -------- ------- Net income (loss) per share - basic $ (0.65) $ 0.08 $ (0.94) $ 0.15 ---------- ------- -------- ------- ---------- ------- -------- ------- Net income (loss) per share - diluted $ (0.65) $ 0.07 $ (0.94) $ 0.14 ---------- ------- -------- ------- ---------- ------- -------- -------