WP
SUM

Woodline Partners’s Summit Materials, Inc. Class A Common Stock SUM Stock Holding History

Woodline Partners’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
-580,000
Closed -$29.3M – 1069
2024
Q4 		$29.3M Buy
580,000
+518,156
+838% +$24.2M 0.2% 159
2024
Q3 		$2.41M Buy
+61,844
New +$2.38M 0.02% 459
2024
Q1 		– Sell
-7,443
Closed -$286K – 657
2023
Q4 		$286K Sell
7,443
-34,743
-82% -$1.2M ﹤0.01% 448
2023
Q3 		$1.31M Sell
42,186
-82,482
-66% -$2.94M 0.02% 428
2023
Q2 		$4.72M Buy
+124,668
New +$3.86M 0.06% 301

Other funds holding SUM

SFCL
Strengthening Families & Communities LLC Boston, Massachusetts $401M AUM 33.17% 1-Year Est. Return
PS
Principal Securities Des Moines, Iowa $6.82B AUM 17.15% 1-Year Est. Return
DekaBank Deutsche Girozentrale
DekaBank Deutsche Girozentrale Frankfurt, Germany $60.6B AUM 23.27% 1-Year Est. Return
WAM
WFA Asset Management Whitefish Bay, Wisconsin $184M AUM 12.29% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $4.82B AUM 20.19% 1-Year Est. Return
HNB
Huntington National Bank Columbus, Ohio $18.1B AUM 24.69% 1-Year Est. Return

Woodline Partners's SUM Position: Q1 2025 in Review

Woodline Partners sold out of Summit Materials, Inc. Class A Common Stock (SUM) in Q1 2025, closing a stake of 580,000 shares — an estimated $29.3M sold.

Woodline Partners first reported a position in SUM in Q2 2023 and held it in 5 quarters. The position peaked at $29.3M in Q4 2024. 7 funds tracked by Wall St. Rank hold SUM as of Q1 2025.

  • Woodline Partners reported no remaining Summit Materials, Inc. Class A Common Stock position as of Q1 2025 after selling out during the quarter.
  • Woodline Partners sold 580,000 Summit Materials, Inc. Class A Common Stock shares in Q1 2025, an estimated $29.3M.
  • Woodline Partners first reported a position in Summit Materials, Inc. Class A Common Stock in Q2 2023 and held it in 5 quarters.
  • Woodline Partners's Summit Materials, Inc. Class A Common Stock position peaked at $29.3M in Q4 2024.
  • 7 funds tracked by Wall St. Rank held Summit Materials, Inc. Class A Common Stock as of Q1 2025.

Based on Woodline Partners's 13F filing for Q1 2025, filed 15 May 2025.