BlueCrest Capital Management’s Gibraltar Industries ROCK Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2018 Q2	–	Sell	-9,182	Closed	-$311K	–	1733
2018 Q1	$311K	Buy	+9,182	New	+$311K	0.01%	1007
2016 Q1	–	Sell	-14,814	Closed	-$377K	–	990
2015 Q4	$377K	Buy	+14,814	New	+$377K	0.02%	633