0000950137-06-006103 8-K 3 20060517 1.01 8.01 9.01 20060519 20060519 CDW CORP 0000899171 5961 363310735 IL 1231 8-K 34 000-21796 06853745 200 N MILWAUKEE AVE VERNON HILLS IL 60061 8474656000 200 N MILWAUKEE AVE VERNON HILLS IL 60061 CDW COMPUTER CENTERS INC 19930322 8-K 1 c05549e8vk.htm CURRENT REPORT EX-10.1 2 c05549exv10w1.htm FORM OF STOCK OPTION AGREEMENT FOR COWORKERS EX-10.2 3 c05549exv10w2.htm FORM OF RESTRICTED STOCK AWARD AGREEMENT FOR COWORKERS