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HBK Investments’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

HBK Investments’s Portfolio SUM Stock Details SUM Fund Activity
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Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
2024
Q4 		$230M Buy
2016
Q2 		– Sell
2016
Q1 		$486K Buy
2015
Q4 		$371K Sell
2015
Q3 		$447K Buy