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Woodline Partners’s Westlake Corp WLK Stock Holding History

Woodline Partners’s Portfolio WLK Stock Details WLK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$39.4M Sell
337,075
-291,084
-46% -$28.2M 0.15% 179
2025
Q4 		$46.4M Buy
628,159
+434,373
+224% +$30.9M 0.18% 146
2025
Q3 		$14.9M Sell
193,786
-133,504
-41% -$11.1M 0.07% 341
2025
Q2 		$24.9M Buy
+327,290
New +$26.8M 0.13% 233

Other funds holding WLK

OAG
Orbis Allan Gray Hamilton, Bermuda $23.7B AUM 65.43% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BIP
Brandes Investment Partners La Jolla, California $14.1B AUM 25.52% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Woodline Partners's WLK Position: Q1 2026 in Review

Woodline Partners reduced its Westlake Corp (WLK) stake by 46% in Q1 2026, selling an estimated $28.2M and leaving 337,075 shares worth $39.4M. The position accounts for 0.15% of the portfolio, ranked #179.

Woodline Partners first reported a position in WLK in Q2 2025 and has held it in 4 quarters since. The position peaked at $46.4M in Q4 2025. 336 funds tracked by Wall St. Rank hold WLK as of Q1 2026.

  • Woodline Partners held 337,075 shares of Westlake Corp worth $39.4M as of Q1 2026.
  • Woodline Partners sold 291,084 Westlake Corp shares in Q1 2026, an estimated $28.2M.
  • Westlake Corp made up 0.15% of Woodline Partners's portfolio in Q1 2026, its #179 holding.
  • Woodline Partners first reported a position in Westlake Corp in Q2 2025 and has held it in 4 quarters since.
  • Woodline Partners's Westlake Corp position peaked at $46.4M in Q4 2025.
  • 336 funds tracked by Wall St. Rank held Westlake Corp as of Q1 2026.

Based on Woodline Partners's 13F filing for Q1 2026, filed 15 May 2026.