EXHIBIT 11 PARLEX CORPORATION AND SUBSIDIARIES Computation of Net Income Per Common Share Three Months Ended Six Months Ended ----------------------------- ----------------------------- Dec 26, 1999 Dec 27, 1998 Dec 26, 1999 Dec 27, 1998 Basic Earnings Per Share $.32 $.12 $.60 $.16 Weighted Average Number of Shares Outstanding 4,808,624 4,641,656 4,801,741 4,641,226 Diluted Earnings Per Share $.32 $.11 $.60 $.15 Weighted Average Number of Shares Outstanding 4,808,624 4,641,656 4,801,741 4,641,226 Effective of Dilutive Stock Options 60,348 118,058 54,339 133,078 Adjusted Weighted Average Number of Shares Outstanding 4,868,972 4,759,714 4,856,080 4,774,304