BlackRock Institutional Trust’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2016
Q4
$58.8M Buy
2,550,859
+600,030
+31% +$13.8M 0.01% 1241
2016
Q3
$34.7M Buy
1,950,829
+262,437
+16% +$4.66M 0.01% 1511
2016
Q2
$33.1M Buy
1,688,392
+459,180
+37% +$9M 0.01% 1504
2016
Q1
$22.9M Buy
1,229,212
+15,443
+1% +$288K ﹤0.01% 1730
2015
Q4
$23.3M Buy
1,213,769
+321,409
+36% +$6.17M ﹤0.01% 1752
2015
Q3
$15.8M Buy
892,360
+338,342
+61% +$6M ﹤0.01% 1988
2015
Q2
$13.3M Buy
554,018
+544,295
+5,598% +$13.1M ﹤0.01% 2214
2015
Q1
$203K Buy
+9,723
New +$203K ﹤0.01% 3622