OAM
SUM

Oxford 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
2025
Q1
Sell
-37,466
Closed -$1.9M 737
2024
Q4
$1.9M Buy
+37,466
New +$1.9M 0.85% 11
2024
Q3
Sell
-9,687
Closed -$355K 481
2024
Q2
$355K Buy
+9,687
New +$355K 0.34% 103
2020
Q1
Sell
-53,748
Closed -$1.29M 1387
2019
Q4
$1.29M Buy
+53,748
New +$1.29M 0.04% 707
2018
Q4
Sell
-23,425
Closed -$426K 2163
2018
Q3
$426K Sell
23,425
-310,388
-93% -$5.64M 0.01% 1366
2018
Q2
$8.78M Buy
333,813
+273,193
+451% +$7.18M 0.17% 123
2018
Q1
$1.84M Buy
60,620
+45,748
+308% +$1.39M 0.04% 620
2017
Q4
$464K Buy
+14,872
New +$464K 0.01% 1200
2016
Q3
Sell
-249,850
Closed -$5.11M 871
2016
Q2
$5.11M Buy
249,850
+169,799
+212% +$3.47M 0.17% 144
2016
Q1
$1.56M Buy
80,051
+23,083
+41% +$449K 0.04% 417
2015
Q4
$1.15M Buy
+56,968
New +$1.15M 0.03% 504