State of Wisconsin Investment Board’s US Ecology, Inc. ECOL Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2016 Q4	–	Sell	-52,000	Closed	-$2.33M	–	1336
2016 Q3	$2.33M	Buy	+52,000	New	+$2.33M	0.01%	1061