PCM
WLK icon

Polymer Capital Management’s Westlake Corp WLK Stock Holding History

Polymer Capital Management’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
Q2 		– Sell
-10,000
Closed -$1.17M – 1021
2026
Q1 		$1.17M Buy
+10,000
New +$970K 0.12% 188
2025
Q3 		– Sell
-7,500
Closed -$569K – 965
2025
Q2 		$569K Buy
+7,500
New +$614K 0.07% 245

Other funds holding WLK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
OAG
Orbis Allan Gray Hamilton, Bermuda $29.1B AUM 60.8% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
BIP
Brandes Investment Partners La Jolla, California $14.3B AUM 23.11% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Polymer Capital Management's WLK Position: Q2 2026 in Review

Polymer Capital Management increased its Westlake Corp (WLK) stake by 13% in Q2 2026, buying an estimated $158K and bringing the position to 14,143 shares worth $1.03M. The position accounts for 0.14% of the portfolio, ranked #189.

Polymer Capital Management first reported a position in WLK in Q4 2024 and has held it in 7 quarters since. The position peaked at $1.46M in Q1 2026. 359 funds tracked by Wall St. Rank hold WLK as of Q2 2026.

  • Polymer Capital Management held 14,143 shares of Westlake Corp worth $1.03M as of Q2 2026.
  • Polymer Capital Management bought 1,623 Westlake Corp shares in Q2 2026, an estimated $158K.
  • Westlake Corp made up 0.14% of Polymer Capital Management's portfolio in Q2 2026, its #189 holding.
  • Polymer Capital Management first reported a position in Westlake Corp in Q4 2024 and has held it in 7 quarters since.
  • Polymer Capital Management's Westlake Corp position peaked at $1.46M in Q1 2026.
  • 359 funds tracked by Wall St. Rank held Westlake Corp as of Q2 2026.

Based on Polymer Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.