EXHIBIT 11 PARLEX CORPORATION AND SUBSIDIARIES Computation of Net Income Per Common Share Three Months Ended Nine Months Ended -------------------------------- -------------------------------- March 29, 1998 March 30, 1997 March 29, 1998 March 30, 1997 -------------- -------------- -------------- -------------- Basic Earnings Per Share Basic Earnings Per Share $0.18 $0.18 $0.51 $0.39 Weighted Average Number of Shares Outstanding 4,620,229 3,574,541 4,180,671 3,563,625 Diluted Earnings Per Share $ .17 $ .17 $ .49 $ .38 Weighted Average Number of Shares Outstanding 4,620,229 3,574,541 4,180,671 3,563,625 Effective of Dilutive Stock Options 168,677 164,232 195,697 133,185 Adjusted Weighted Average Number of Shares Outstanding 4,788,906 3,738,773 4,376,368 3,696,810