Page 16 NAI TECHNOLOGIES, INC. AND SUBSIDIARIES (IN THOUSANDS EXCEPT PER SHARE AMOUNTS) - --------------------------------------------------------------------------- Three Months Ended June 29, July 1, 1996 1995 - --------------------------------------------------------------------------- Net Income (loss) $ 815 ($5,805) Average shares of common stock outstanding during the period 8,031 7,418 Incremental shares from assumed exercise of stock options, stock warrants & employee stock purchase plan (primary)* 482 0 Total shares used to calculate PEPS* 8,513 7,418 ------- ------- Primary earnings per share $ 0.10 ($ 0.78) ======= ======= Net Income (loss) $ 815 ($5,805) Interest on Convertible Debt (Net of Taxes) 217 0 Amortization of OID 35 0 Amortization of Deferred Debt Expense 170 0 ------- ------- Adjusted Net Income $ 1,237 ($5,805) ======= ======= Average shares of common stock outstanding during the period 8,031 7,418 Incremental shares from assumed exercise of stock options, stock warrants & employee stock purchase plan (primary) 870 5 Dilution from Convertible Debt 3,171 0 Total shares used to calculate FDEPS* 12,072 7,418 ------- ------- Fully Diluted earnings per share $ 0.10 ($ 0.78) ======= ======= *Per APB 15, when a net loss is reported, exercise or conversion is not to be assumed. Page 17 NAI TECHNOLOGIES, INC. AND SUBSIDIARIES (IN THOUSANDS EXCEPT PER SHARE AMOUNTS) - ----------------------------------------------------------------------------- Six Months Ended June 29, July 1, 1996 1995 - ----------------------------------------------------------------------------- Net Income (loss) $ 365 ($6,899) Average shares of common stock outstanding during the period 7,747 7,304 Incremental shares from assumed exercise of stock options, stock warrants & employee stock purchase plan (primary)* 241 5 Total shares used to calculate PEPS 7,988 7,304 ------- ------- Primary earnings per share $ 0.05 ($ 0.94) ======= ======= Net Income (loss) $ 365 ($6,899) Interest on Convertible Debt (Net of Taxes) 363 0 Amortization of OID (Net of Taxes) 61 0 Amortization of Deferred Debt Expense (Net of Taxes) 225 0 ------- ------- Adjusted Net Income $ 1,014 ($6,899) ======= ======= Average shares of common stock outstanding during the period 7,747 7,304 Incremental shares from assumed exercise of stock options, stock warrants & employee stock purchase plan (primary) 436 5 Dilution from Convertible Debt 3,171 0 Total shares used to calculate FDEPS* 11,354 7,304 ------- ------- Fully Diluted earnings per share $ 0.09 ($ 0.94) ======= ======= *Per APB 15, when a net loss is reported, exercise or conversion is not to be assumed.