EXHIBIT 11 Parlex Corporation and Subsidiaries Computation of Net Income Per Common Share June 30, 1998 June 30, 1997 ------------- ------------- Basic earnings per share $.73 $.59 Weighted average number of shares outstanding - Basic 4,295,706 3,569,052 Diluted earnings per share $.71 $.57 Weighted average number of shares outstanding - Basic 4,295,706 3,569,052 Effect of dilutive stock options 169,821 145,987 Weighted average number of shares outstanding - Dilutive 4,465,527 3,715,039