HI
SUM

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

HBK Investments’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
-4,554,192
Closed -$230M – 254
2024
Q4 		$230M Buy
+4,554,192
New +$213M 2.87% 9
2016
Q2 		– Sell
-26,090
Closed -$486K – 1109
2016
Q1 		$486K Buy
26,090
+6,773
+35% +$111K ﹤0.01% 737
2015
Q4 		$371K Sell
19,317
-5,933
-23% -$121K ﹤0.01% 820
2015
Q3 		$447K Buy
+25,250
New +$582K ﹤0.01% 779

Other funds holding SUM

SFCL
Strengthening Families & Communities LLC Boston, Massachusetts $450M AUM 41.19% 1-Year Est. Return
PS
Principal Securities Des Moines, Iowa $8.31B AUM 21.94% 1-Year Est. Return
DekaBank Deutsche Girozentrale
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
IA
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

HBK Investments's SUM Position: Q1 2025 in Review

HBK Investments sold out of Summit Materials, Inc. Class A Common Stock (SUM) in Q1 2025, closing a stake of 4,554,192 shares — an estimated $230M sold.

HBK Investments first reported a position in SUM in Q3 2015 and held it in 4 quarters. The position peaked at $230M in Q4 2024. 7 funds tracked by Wall St. Rank hold SUM as of Q1 2025.

  • HBK Investments reported no remaining Summit Materials, Inc. Class A Common Stock position as of Q1 2025 after selling out during the quarter.
  • HBK Investments sold 4,554,192 Summit Materials, Inc. Class A Common Stock shares in Q1 2025, an estimated $230M.
  • HBK Investments first reported a position in Summit Materials, Inc. Class A Common Stock in Q3 2015 and held it in 4 quarters.
  • HBK Investments's Summit Materials, Inc. Class A Common Stock position peaked at $230M in Q4 2024.
  • 7 funds tracked by Wall St. Rank held Summit Materials, Inc. Class A Common Stock as of Q1 2025.

Based on HBK Investments's 13F filing for Q1 2025, filed 15 May 2025.