BCM
SUM

BCK Capital Management’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

BCK Capital Management’s Portfolio SUM Stock Details SUM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-92,796
Closed -$4.7M – 79
2024
Q4 		$4.7M Buy
+92,796
New +$4.7M 3.4% 6