BlackRock Fund Advisors’s Gibraltar Industries ROCK Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	$101M	Buy	2,414,415 +226,450	+10%	+$9.36M	0.02%	1192
2016 Q3	$81.3M	Buy	2,187,965 +240,943	+12%	+$8.82M	0.02%	1232
2016 Q2	$61.5M	Buy	1,947,022 +10,405	+0.5%	+$299K	0.01%	1355
2016 Q1	$55.4M	Buy	1,936,617 +10,763	+0.6%	+$251K	0.01%	1390
2015 Q4	$49M	Buy	1,925,854 +119,819	+7%	+$2.87M	0.01%	1483
2015 Q3	$33.1M	Buy	1,806,035 +29,017	+2%	+$532K	0.01%	1688
2015 Q2	$36.2M	Sell	1,777,018 -17,691	-1%	-$321K	0.01%	1740
2015 Q1	$29.5M	Buy	1,794,709 +59,895	+3%	+$926K	0.01%	1849
2014 Q4	$28.2M	Buy	1,734,814 +180,008	+12%	+$2.66M	0.01%	1857
2014 Q3	$21.3M	Sell	1,554,806 -51,437	-3%	-$788K	0.01%	1923
2014 Q2	$24.9M	Sell	1,606,243 -109,358	-6%	-$1.81M	0.01%	1881
2014 Q1	$32.4M	Buy	1,715,601 +8,553	+0.5%	+$155K	0.01%	1713
2013 Q4	$31.7M	Buy	1,707,048 +37,087	+2%	+$608K	0.01%	1702
2013 Q3	$23.8M	Buy	1,669,961 +141,978	+9%	+$2.04M	0.01%	1846
2013 Q2	$22.2M	Buy	+1,527,983	New	+$25.8M	0.01%	1783