Exhibit 11.1 CORCOM, INC. AND SUBSIDIARIES COMPUTATION OF EARNINGS PER SHARE (UNAUDITED) (In Thousands, except Per Share Data) Thirteen Weeks Ended Thirty-Nine Weeks Ended -------------------------- -------------------------- September 28 September 30 September 28 September 30 1996 1995 1996 1995 ------------ ------------ ------------ ------------ Net earnings per common and common equivalent share: Average shares outstanding 3,795 3,716 3,778 3,670 Additional shares assuming exercise of dilutive stock options based on the treasury stock method using average market price 190 207 191 167 AVERAGE NUMBER OF COMMON AND COMMON EQUIVALENT SHARES 3,985 3,923 3,969 3,837 Net earnings $1,034 $753 $3,601 $2,000 Net earnings per common and common equivalent share $0.26 $0.19 $0.91 $0.52 Net earnings per common and common equivalent share - assuming full dilution: Average shares outstanding 3,795 3,716 3,778 3,670 Additional shares assuming exercise of dilutive stock options based on the treasury stock method using the period end price if higher than the average market price 197 215 196 214 FULLY DILUTED AVERAGE NUMBER OF COMMON AND COMMON EQUIVALENT SHARES 3,992 3,931 3,974 3,884 Net earnings $1,034 $753 $3,601 $2,000 Net earnings per common and common equivalent share $0.26 $0.19 $0.91 $0.51