Michael Gelband’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Michael Gelband’s Portfolio SUM Stock Details SUM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q1	–	Sell	-40,000	Closed	-$2.02M	–	2109
2024 Q4	$2.02M	Buy	+40,000	New	+$1.87M	0.01%	700
2024 Q3	–	Sell	-50,411	Closed	-$1.85M	–	2194
2024 Q2	$1.85M	Buy	+50,411	New	+$1.98M	0.01%	811
2023 Q4	–	Sell	-56,097	Closed	-$1.75M	–	2153
2023 Q3	$1.75M	Sell	56,097 -26,530	-32%	-$944K	0.02%	717
2023 Q2	$3.13M	Sell	82,627 -373,151	-82%	-$11.6M	0.03%	627
2023 Q1	$13M	Buy	455,778 +115,940	+34%	+$3.51M	0.11%	204
2022 Q4	$9.65M	Sell	339,838 -12,127	-3%	-$334K	0.14%	176
2022 Q3	$8.29M	Sell	351,965 -128,082	-27%	-$3.44M	0.11%	256
2022 Q2	$11M	Buy	+480,047	New	+$12.7M	0.13%	174
2022 Q1	–	Sell	-211,403	Closed	-$8.34M	–	2759
2021 Q4	$8.34M	Buy	211,403 +4,458	+2%	+$163K	0.09%	268
2021 Q3	$6.5M	Buy	206,945 +55,314	+36%	+$1.81M	0.09%	309
2021 Q2	$5.2M	Buy	151,631 +140,593	+1,274%	+$4.43M	0.06%	340
2021 Q1	$304K	Sell	11,038 -423	-4%	-$10.6K	﹤0.01%	1663
2020 Q4	$226K	Sell	11,461 -30,654	-73%	-$569K	﹤0.01%	1668
2020 Q3	$685K	Buy	42,115 +10,235	+32%	+$164K	0.01%	849
2020 Q2	$504K	Buy	+31,880	New	+$457K	0.01%	1086
2020 Q1	–	Sell	-17,289	Closed	-$406K	–	1741
2019 Q4	$406K	Sell	17,289 -988	-5%	-$22.4K	0.01%	981
2019 Q3	$399K	Buy	+18,277	New	+$361K	0.01%	754
2019 Q2	–	Sell	-16,201	Closed	-$253K	–	1377
2019 Q1	$253K	Buy	+16,201	New	+$253K	0.02%	507

Other funds holding SUM

SFCL

Strengthening Families & Communities LLC Boston, Massachusetts $450M AUM 41.19% 1-Year Est. Return

Principal Securities Des Moines, Iowa $8.31B AUM 21.94% 1-Year Est. Return

DekaBank Deutsche Girozentrale Frankfurt, Germany $59.2B AUM 26.02% 1-Year Est. Return

WAM

WFA Asset Management Whitefish Bay, Wisconsin $184M AUM 12.29% 1-Year Est. Return

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

HNB

Huntington National Bank Columbus, Ohio $20.6B AUM 34.61% 1-Year Est. Return

Michael Gelband's SUM Position: Q1 2025 in Review

Michael Gelband sold out of Summit Materials, Inc. Class A Common Stock (SUM) in Q1 2025, closing a stake of 40,000 shares — an estimated $2.02M sold.

Michael Gelband first reported a position in SUM in Q1 2019 and held it in 18 quarters. The position peaked at $13M in Q1 2023. 7 funds tracked by Wall St. Rank hold SUM as of Q1 2025.

Michael Gelband reported no remaining Summit Materials, Inc. Class A Common Stock position as of Q1 2025 after selling out during the quarter.
Michael Gelband sold 40,000 Summit Materials, Inc. Class A Common Stock shares in Q1 2025, an estimated $2.02M.
Michael Gelband first reported a position in Summit Materials, Inc. Class A Common Stock in Q1 2019 and held it in 18 quarters.
Michael Gelband's Summit Materials, Inc. Class A Common Stock position peaked at $13M in Q1 2023.
7 funds tracked by Wall St. Rank held Summit Materials, Inc. Class A Common Stock as of Q1 2025.

Based on ExodusPoint Capital Management's 13F filing for Q1 2025, filed 14 May 2025.