GATX CORP

Ticker: GATX CUSIP: 361448103 Class: COM

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

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

Q4 2016

Shares 22,941 Value ($000) $1,413 Avg Close $42.48 Range $34.52 - $53.07

Q2 2016

Shares 42,978 Value ($000) $1,890 Avg Close $36.90 Range $33.62 - $41.78

Q1 2016

Shares 29,306 Value ($000) $1,392 Avg Close $34.05 Range $26.67 - $40.78

Q1 2015

Shares 33,526 Value ($000) $1,944 Avg Close $45.12 Range $40.67 - $49.22

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2016	22,941	$1,413	$42.48	$34.52 - $53.07
Q2 2016	42,978	$1,890	$36.90	$33.62 - $41.78
Q1 2016	29,306	$1,392	$34.05	$26.67 - $40.78
Q1 2015	33,526	$1,944	$45.12	$40.67 - $49.22