DCM
SUM

Driehaus Capital 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
2024
Q1
Sell
-643,980
Closed -$24.8M 456
2023
Q4
$24.8M Buy
643,980
+73,195
+13% +$2.82M 0.3% 103
2023
Q3
$17.8M Sell
570,785
-22,197
-4% -$691K 0.23% 146
2023
Q2
$22.4M Buy
+592,982
New +$22.4M 0.28% 113
2022
Q1
Sell
-1,065,886
Closed -$42.8M 461
2021
Q4
$42.8M Buy
1,065,886
+267,433
+33% +$10.7M 0.44% 70
2021
Q3
$25.5M Buy
798,453
+45,228
+6% +$1.45M 0.3% 100
2021
Q2
$26.3M Buy
753,225
+375,841
+100% +$13.1M 0.35% 88
2021
Q1
$10.6M Buy
+377,384
New +$10.6M 0.16% 197
2018
Q2
Sell
-63,315
Closed -$1.92M 578
2018
Q1
$1.92M Buy
+63,315
New +$1.92M 0.07% 269
2017
Q2
Sell
-39,696
Closed -$981K 655
2017
Q1
$981K Sell
39,696
-86,792
-69% -$2.14M 0.03% 364
2016
Q4
$3.01M Buy
+126,488
New +$3.01M 0.11% 210
2016
Q3
Sell
-298,216
Closed -$6.1M 605
2016
Q2
$6.1M Sell
298,216
-825
-0.3% -$16.9K 0.22% 102
2016
Q1
$5.82M Buy
299,041
+236,175
+376% +$4.59M 0.19% 107
2015
Q4
$1.26M Sell
62,866
-1,074
-2% -$21.5K 0.04% 359
2015
Q3
$1.2M Sell
63,940
-3,485
-5% -$65.4K 0.04% 326
2015
Q2
$1.72M Buy
+67,425
New +$1.72M 0.06% 356