ILLINOIS TOOL WKS INC

Ticker: ITW CUSIP: 452308109 Class: COM

DRIEHAUS CAPITAL MANAGEMENT LLC's Holding History (CIK: 0000938206)

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

Q2 2017

Shares 1,697 Value ($000) $243 Avg Close $113.32 Range $105.74 - $122.08

Q1 2017

Shares 3,516 Value ($000) $466 Avg Close $104.58 Range $97.05 - $109.96

Q4 2016

Shares 2,930 Value ($000) $359 Avg Close $97.16 Range $89.66 - $102.92

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	1,697	$243	$113.32	$105.74 - $122.08
Q1 2017	3,516	$466	$104.58	$97.05 - $109.96
Q4 2016	2,930	$359	$97.16	$89.66 - $102.92