EXHIBIT 11 GENRAD, INC. AND SUBSIDIARIES COMPUTATION OF PER SHARE EARNINGS (UNAUDITED) Three Months Ended Twelve Months Ended ------------------------------------- ----------------------------------- December 28, December 30, December 28, December 30, 1996 1995 1996 1995 ---------------- ------------------ ------------------ --------------- PRIMARY: Weighted average number of shares outstanding 24,474,000 21,140,000 22,488,000 20,869,000 Shares deemed outstanding from the assumed exercise of stock options 2,260,000 1,492,000 1,730,000 1,143,000 ----------- ---------- ----------------- ----------- Total: 26,734,000 22,632,000 24,218,000 22,012,000 =========== ========== ================= =========== Net income and total earnings applicable to common and common equivalent shares $9,665,000 $3,207,000 $ 27,335,000 $12,271,000 =========== ========== ================= =========== Net income per common and common equivalent shares $0.36 $0.14 $1.13 $0.56 =========== ========== ================= =========== FULLY DILUTED: Weighted average number of shares outstanding 24,474,000 21,140,000 22,488,000 20,869,000 Shares deemed outstanding from the assumed exercise of stock options 2,607,000 1,713,000 2,584,000 1,713,000 Assumed conversion of 7 1/4% convertible subordinated debentures 1,491,000 - 2,981,000 - ----------- ---------- ----------------- ----------- Total: 28,572,000 22,853,000 28,053,000 22,582,000 =========== ========== ================= =========== Net income $9,665,000 $3,207,000 $ 27,335,000 $12,271,000 Assumed deduction of 7 1/4% convertible subordinated debenture interest expense 480,000 - 3,131,000 - ----------- ---------- ----------------- ----------- Total earnings applicable to common shares and common equivalent shares $10,145,000 $3,207,000 $ 30,466,000 $12,271,000 =========== ========== ================= =========== Net income per common and common and common equivalent shares $0.36 $0.14 $1.09 $0.54 =========== ========== ================= =========== 10