Exhibit 11.1 SONIC SOLUTIONS STATEMENT RE: COMPUTATION OF PER SHARE AMOUNTS Three and Six Months Ended September 30, 1995 and 1996 (In thousands, except per share amounts) (unaudited) Three Months Ended Six Months Ended -------------------- ------------------ September 30, September 30, -------------------- ------------------ 1995 1996 1995 1996 --------- -------- -------- ------- Net loss................................ ($704) (674) ($673) (3,023) Weighted average number of common ====== ===== ====== ====== shares outstanding..................... 7,445 7,524 7,423 7,514 ====== ===== ====== ====== Net loss per share...................... ($0.09) (0.09) ($0.09) (0.40) ====== ===== ====== ====== 17