X0306
4
2017-11-10
0
0001402057
CDW Corp
CDW
0001576834
ROTHER CHRISTINA V.
C/O CDW CORPORATION
200 N. MILWAUKEE AVE
VERNON HILLS
IL
60061
0
1
0
0
See Remarks
Common Stock, par value $0.01
2017-11-10
4
S
0
7702
66.71
D
131682.91
D
The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 23, 2017.
Senior Vice President-Public and Advanced Technology Sales
/s/ Robert J. Welyki, Attorney-in-Fact
2017-11-14