Marshall Wace’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-206,694	Closed	-$10.5M	–	3233
2024 Q4	$10.5M	Buy	+206,694	New	+$9.66M	0.01%	785
2024 Q2	–	Sell	-16,338	Closed	-$728K	–	3134
2024 Q1	$728K	Buy	+16,338	New	+$646K	﹤0.01%	1781
2023 Q2	–	Sell	-45,384	Closed	-$1.29M	–	3168
2023 Q1	$1.29M	Buy	+45,384	New	+$1.37M	﹤0.01%	1691
2022 Q4	–	Sell	-114,234	Closed	-$2.69M	–	3653
2022 Q3	$2.69M	Buy	+114,234	New	+$3.07M	0.01%	1824
2022 Q2	–	Sell	-7,857	Closed	-$240K	–	4077
2022 Q1	$240K	Buy	+7,857	New	+$262K	﹤0.01%	3032
2020 Q4	–	Sell	-86,754	Closed	-$1.41M	–	2268
2020 Q3	$1.41M	Buy	+86,754	New	+$1.39M	0.01%	903
2020 Q1	–	Sell	-9,209	Closed	-$216K	–	2141
2019 Q4	$216K	Buy	+9,209	New	+$209K	﹤0.01%	1327
2019 Q1	–	Sell	-52,169	Closed	-$636K	–	2114
2018 Q4	$636K	Buy	+52,169	New	+$721K	0.01%	1038
2016 Q4	–	Sell	-1,258,208	Closed	-$22.4M	–	1148
2016 Q3	$22.4M	Buy	1,258,208 +78,204	+7%	+$1.51M	0.16%	157
2016 Q2	$23.1M	Buy	1,180,004 +323,387	+38%	+$6.46M	0.2%	134
2016 Q1	$16M	Buy	856,617 +538,186	+169%	+$8.8M	0.15%	151
2015 Q4	$6.12M	Sell	318,431 -78,664	-20%	-$1.6M	0.06%	335
2015 Q3	$7.04M	Buy	+397,095	New	+$9.15M	0.09%	234

Other funds holding SUM