CDW CORP

Ticker: CDW CUSIP: 12514G108 Class: COM

Kemnay Advisory Services Inc.'s Holding History (CIK: 0001555283)

Note: Option positions (PUT/CALL) are excluded.

Q1 2019

Shares 11,430 Value ($000) $1,102 Avg Close $82.18 Range $69.95 - $91.59

Q4 2018

Shares 13,085 Value ($000) $1,061 Avg Close $79.03 Range $68.34 - $88.97

Q3 2018

Shares 14,640 Value ($000) $1,302 Avg Close $79.14 Range $73.20 - $82.94

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2019	11,430	$1,102	$82.18	$69.95 - $91.59
Q4 2018	13,085	$1,061	$79.03	$68.34 - $88.97
Q3 2018	14,640	$1,302	$79.14	$73.20 - $82.94