Select Equity Group’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	-91,439	Closed	-$4.63M	–	185
2024 Q4	$4.63M	Buy	91,439 +6,705	+8%	+$313K	0.02%	107
2024 Q3	$3.31M	Buy	84,734 +9,609	+13%	+$369K	0.01%	107
2024 Q2	$2.75M	Buy	75,125 +20,228	+37%	+$794K	0.01%	126
2024 Q1	$2.45M	Buy	54,897 +2,706	+5%	+$107K	0.01%	123
2023 Q4	$2.01M	Sell	52,191 -103,652	-67%	-$3.59M	0.01%	135
2023 Q3	$4.85M	Sell	155,843 -17,781	-10%	-$633K	0.02%	121
2023 Q2	$6.57M	Buy	173,624 +8,416	+5%	+$261K	0.02%	119
2023 Q1	$4.71M	Sell	165,208 -34,949	-17%	-$1.06M	0.02%	119
2022 Q4	$5.68M	Sell	200,157 -21,693	-10%	-$598K	0.02%	123
2022 Q3	$5.23M	Hold	221,850	–	–	0.02%	127
2022 Q2	$5.08M	Buy	221,850 +29,493	+15%	+$783K	0.02%	111
2022 Q1	$5.88M	Buy	192,357 +18,933	+11%	+$631K	0.02%	120
2021 Q4	$6.84M	Buy	173,424 +8,061	+5%	+$295K	0.02%	117
2021 Q3	$5.2M	Buy	165,363 +11,387	+7%	+$372K	0.02%	110
2021 Q2	$5.28M	Buy	153,976 +23,853	+18%	+$752K	0.02%	110
2021 Q1	$3.59M	Buy	130,123 +94,756	+268%	+$2.38M	0.01%	116
2020 Q4	$698K	Buy	35,367 +8,004	+29%	+$149K	﹤0.01%	107
2020 Q3	$445K	Buy	27,363 +8,337	+44%	+$133K	﹤0.01%	129
2020 Q2	$301K	Buy	+19,026	New	+$273K	﹤0.01%	131

Other funds holding SUM