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Two Sigma Securities’s Westlake Corp WLK Stock Holding History

Two Sigma Securities’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
2020
Q1 		– Sell
-11,300
Closed -$793K – 2415
2019
Q4 		$793K Buy
+11,300
New +$759K 0.01% 1176
2018
Q3 		– Sell
-8,400
Closed -$904K – 3087
2018
Q2 		$904K Buy
8,400
+1,900
+29% +$213K ﹤0.01% 1409
2018
Q1 		$722K Buy
6,500
+3,300
+103% +$367K ﹤0.01% 1446
2017
Q4 		$341K Buy
+3,200
New +$296K 0.01% 922

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

Two Sigma Securities's WLK Position: Q2 2026 in Review

Two Sigma Securities opened a new position in Westlake Corp (WLK) in Q2 2026: 6,190 shares worth $452K. The stake represents 0.04% of the portfolio and ranks #641 among its holdings. This is a return to the name: Two Sigma Securities previously reported a position in WLK as recently as Q3 2024.

Two Sigma Securities first reported a position in WLK in Q3 2017 and has held it in 6 quarters since. The position peaked at $542K in Q3 2018. 360 funds tracked by Wall St. Rank hold WLK as of Q2 2026.

  • Two Sigma Securities held 6,190 shares of Westlake Corp worth $452K as of Q2 2026.
  • Westlake Corp was a new Two Sigma Securities position in Q2 2026.
  • Westlake Corp made up 0.04% of Two Sigma Securities's portfolio in Q2 2026, its #641 holding.
  • Two Sigma Securities first reported a position in Westlake Corp in Q3 2017 and has held it in 6 quarters since.
  • Two Sigma Securities's Westlake Corp position peaked at $542K in Q3 2018.
  • 360 funds tracked by Wall St. Rank held Westlake Corp as of Q2 2026.

Based on Two Sigma Securities's 13F filing for Q2 2026, filed 14 Aug 2026.