ILLINOIS TOOL WKS INC

Ticker: ITW CUSIP: 452308109 Class: COM

Alyeska Investment Group, L.P.'s Holding History (CIK: 0001453072)

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

Q3 2017

Shares 31,682 Value ($000) $4,688 Avg Close $116.05 Range $110.22 - $121.46

Q2 2017

Shares 26,776 Value ($000) $3,836 Avg Close $113.32 Range $105.74 - $122.08

Q4 2016

Shares 123,444 Value ($000) $15,117 Avg Close $97.16 Range $89.66 - $102.92

Q3 2016

Shares 225,574 Value ($000) $27,033 Avg Close $92.87 Range $82.44 - $98.77

Q2 2016

Shares 213,791 Value ($000) $22,268 Avg Close $83.28 Range $78.19 - $87.12

Q1 2016

Shares 257,469 Value ($000) $26,375 Avg Close $73.25 Range $62.61 - $81.90

Q4 2015

Shares 781,142 Value ($000) $72,396 Avg Close $71.40 Range $63.03 - $74.70

Q3 2015

Shares 758,823 Value ($000) $62,459 Avg Close $68.35 Range $61.54 - $73.68

Q2 2015

Shares 160,786 Value ($000) $14,759 Avg Close $73.98 Range $71.31 - $77.64

Q4 2014

Shares 20,886 Value ($000) $1,978 Avg Close $70.08 Range $60.82 - $75.22

Q3 2014

Shares 394,377 Value ($000) $33,293 Avg Close $66.18 Range $62.50 - $68.52

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2017	31,682	$4,688	$116.05	$110.22 - $121.46
Q2 2017	26,776	$3,836	$113.32	$105.74 - $122.08
Q4 2016	123,444	$15,117	$97.16	$89.66 - $102.92
Q3 2016	225,574	$27,033	$92.87	$82.44 - $98.77
Q2 2016	213,791	$22,268	$83.28	$78.19 - $87.12
Q1 2016	257,469	$26,375	$73.25	$62.61 - $81.90
Q4 2015	781,142	$72,396	$71.40	$63.03 - $74.70
Q3 2015	758,823	$62,459	$68.35	$61.54 - $73.68
Q2 2015	160,786	$14,759	$73.98	$71.31 - $77.64
Q4 2014	20,886	$1,978	$70.08	$60.82 - $75.22
Q3 2014	394,377	$33,293	$66.18	$62.50 - $68.52