1 EXHIBIT 11 COMPUTER NETWORK TECHNOLOGY CORPORATION Statement Re: Computation of Net Income Per Basic and Diluted Share (in thousands, except per share data) (Unaudited) Weighted Average Per Share Net Income Shares Outstanding Amount ---------- ------------------ ------ Three Months Ended July 31, 2000: Basic $ 2,053 24,102 $ .09 Dilutive effect of employee stock purchase awards and options(1) - 1,823 (.01) ------------------------------------------------------------------- Diluted $ 2,053 25,925 $ .08 =================================================================== Three Months Ended June 30, 1999: Basic $ 1,786 23,062 $ .08 Dilutive effect of employee stock purchase awards and options(1) - 3,164 (.01) ------------------------------------------------------------------- Diluted $ 1,786 26,226 $ .07 =================================================================== Six Months Ended July 31, 2000: Basic $ 3,883 24,020 $ .16 Dilutive effect of employee stock purchase awards and options(1) - 2,132 (.01) ------------------------------------------------------------------- Diluted $ 3,883 26,152 $ .15 =================================================================== Six Month Ended June 30, 1999: Basic $ 4,483 22,773 $ .20 Dilutive effect of employee stock purchase awards and options(1) - 2,876 (.03) ------------------------------------------------------------------- Diluted $ 4,483 25,649 $ .17 =================================================================== (1) Potential dilutive securities, consisting of outstanding stock options and shares issuable under the employee stock purchase plan, are included in the computation of diluted net income per share using the treasury stock method.