BlackRock Institutional Trust’s Great Lakes Dredge & Dock GLDD Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	$6.71M	Buy	1,597,084 +19,946	+1%	+$80.9K	﹤0.01%	2615
2016 Q3	$5.52M	Buy	1,577,138 +3,060	+0.2%	+$12.4K	﹤0.01%	2649
2016 Q2	$6.86M	Sell	1,574,078 -88,546	-5%	-$399K	﹤0.01%	2515
2016 Q1	$7.42M	Buy	1,662,624 +81,650	+5%	+$292K	﹤0.01%	2460
2015 Q4	$6.26M	Buy	1,580,974 +24,486	+2%	+$108K	﹤0.01%	2593
2015 Q3	$7.84M	Sell	1,556,488 -68,989	-4%	-$378K	﹤0.01%	2446
2015 Q2	$9.69M	Sell	1,625,477 -90,916	-5%	-$534K	﹤0.01%	2426
2015 Q1	$10.3M	Buy	1,716,393 +89,385	+5%	+$630K	﹤0.01%	2379
2014 Q4	$13.9M	Buy	1,627,008 +851	+0.1%	+$6.16K	﹤0.01%	2152
2014 Q3	$10.1M	Buy	1,626,157 +14,643	+0.9%	+$108K	﹤0.01%	2337
2014 Q2	$12.9M	Buy	1,611,514 +14,563	+0.9%	+$119K	﹤0.01%	2271
2014 Q1	$14.6M	Sell	1,596,951 -11,627	-0.7%	-$99.1K	﹤0.01%	2172
2013 Q4	$14.8M	Buy	1,608,578 +24,443	+2%	+$205K	﹤0.01%	2149
2013 Q3	$11.8M	Sell	1,584,135 -53,378	-3%	-$397K	﹤0.01%	2241
2013 Q2	$12.8M	Buy	+1,637,513	New	+$12.4M	﹤0.01%	2150