CDW CORP

Ticker: CDW CUSIP: 12514G108 Class: COM

FIRST INTERSTATE BANK's Holding History (CIK: 0001125727)

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

Q3 2016

Shares 44 Value ($000) $2 Avg Close $39.25 Range $35.02 - $42.57

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2016	44	$2	$39.25	$35.02 - $42.57