Dynamic Technology Lab’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
2024
Q4
Sell
-28,927
Closed -$1.13M 1428
2024
Q3
$1.13M Buy
+28,927
New +$1.13M 0.12% 280
2024
Q1
Sell
-17,234
Closed -$663K 1500
2023
Q4
$663K Sell
17,234
-2,814
-14% -$108K 0.07% 482
2023
Q3
$624K Buy
+20,048
New +$624K 0.06% 422
2023
Q2
Sell
-7,870
Closed -$224K 1490
2023
Q1
$224K Sell
7,870
-16,620
-68% -$473K 0.02% 877
2022
Q4
$695K Sell
24,490
-27,163
-53% -$771K 0.07% 464
2022
Q3
$1.22M Buy
+51,653
New +$1.22M 0.12% 305
2022
Q2
Sell
-36,948
Closed -$1.13M 1616
2022
Q1
$1.13M Buy
+36,948
New +$1.13M 0.13% 241
2021
Q2
Sell
-13,118
Closed -$361K 1621
2021
Q1
$361K Sell
13,118
-22,777
-63% -$627K 0.04% 720
2020
Q4
$709K Sell
35,895
-24,336
-40% -$481K 0.11% 309
2020
Q3
$980K Buy
+60,231
New +$980K 0.16% 208
2020
Q2
Sell
-41,269
Closed -$609K 1416
2020
Q1
$609K Sell
41,269
-7,062
-15% -$104K 0.12% 292
2019
Q4
$1.14M Buy
48,331
+7,056
+17% +$166K 0.18% 138
2019
Q3
$901K Buy
+41,275
New +$901K 0.16% 176
2019
Q2
Sell
-110,609
Closed -$1.73M 1350
2019
Q1
$1.73M Buy
+110,609
New +$1.73M 0.28% 62
2018
Q2
Sell
-12,444
Closed -$370K 1383
2018
Q1
$370K Buy
+12,444
New +$370K 0.06% 616
2016
Q2
Sell
-29,600
Closed -$552K 1209
2016
Q1
$552K Buy
+29,600
New +$552K 0.15% 218