IAM
SUM

Impala Asset Management’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2018
Q3
Sell
-228,631
Closed -$6M 67
2018
Q2
$6M Sell
228,631
-1,122,055
-83% -$29.5M 0.28% 40
2018
Q1
$40.9M Buy
1,350,686
+121,088
+10% +$3.67M 1.82% 18
2017
Q4
$38.7M Sell
1,229,598
-674,427
-35% -$21.2M 1.37% 21
2017
Q3
$61M Buy
1,904,025
+495,897
+35% +$15.9M 2.73% 10
2017
Q2
$40.7M Buy
1,408,128
+266,928
+23% +$7.71M 2.06% 15
2017
Q1
$28.2M Buy
1,141,200
+94,915
+9% +$2.35M 1.31% 27
2016
Q4
$24.9M Buy
+1,046,285
New +$24.9M 1.32% 23