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Westlake Corp

WLK
Exchange
NYSE
Industry
Industrial Organic Chemicals
SEC CIK
0001262823

In the last 90 days, Westlake Corp insiders filed 0 open-market purchases and 1 sale; 360 institutions reported holding it in 13F filings for Q2 2026, worth $2.90B in total; no superinvestor holds it.

Q3 2021 vs. Q2 2021

How the institutions holding Westlake Corp changed between Q2 2021 and Q3 2021.

All holders in Q3 2021All holders in Q2 2021

13F holders of WLK: Q2 2021 compared with Q3 2021
MeasureQ2 2021Of which not filed for Q3 2021Q3 2021Change
Holders27642720
Shares33.5M5.82K34.5M+981.4K (+2.9%)
Value$3.02B$524.0K$3.15B+$128.0M (+4.2%)

4 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (41)

Institutions that held Westlake Corp at the end of Q3 2021 but not at the end of Q2 2021.

Institutions new to WLK in Q3 2021
InstitutionSharesValue% of portfolio
Polaris Wealth Advisory Group, LLC422,174$41.8M2.50%
Moore Capital Management, LP111,820$10.2M0.21%
Natixis98,988$9.02M0.03%
GMT Capital Corp76,100$6.94M0.61%
Pacer Advisors, Inc.66,198$6.03M0.08%
Empowered Funds, LLC52,381$4.77M0.61%
Holocene Advisors, LP36,297$3.31M0.02%
Vident Investment Advisory, LLC32,908$3.00M0.09%
Distillate Capital Partners LLC32,908$3.00M0.80%
SeaTown Holdings Pte. Ltd.25,000$2.28M0.10%
Parallax Volatility Advisers, L.P.22,155$2.02M0.02%
APG Asset Management N.V.15,400$1.21M0.00%
Bokf, NA12,493$1.14M0.02%
Golden State Equity Partners10,704$976.0K0.40%
Maverick Capital LtdSuperinvestorMaverick Capital9,397$856.0K0.01%
Empirical Finance, LLC6,810$621.0K0.09%
Aigen Investment Management, LP4,668$425.0K0.08%
Algert Global LLC3,770$344.0K0.05%
Gyon Technologies Capital Management, LP3,773$344.0K0.09%
Zurcher Kantonalbank (Zurich Cantonalbank)3,742$341.0K0.00%
BTC Capital Management, Inc.3,290$300.0K0.03%
Wolverine Trading, LLC3,170$292.0K0.01%
Valeo Financial Advisors, LLC3,107$283.0K0.02%
Pictet Asset Management SA2,900$264.0K0.00%
Capula Management Ltd2,873$262.0K0.02%
Ergoteles LLC2,746$250.0K0.01%
Boothbay Fund Management, LLC2,734$249.0K0.01%
XTX Topco Ltd2,454$224.0K0.08%
Shay Capital LLC2,423$221.0K0.07%
Itau Unibanco Holding S.A.933$85.0K0.00%
Koshinski Asset Management, Inc.517$40.8K0.00%
Smith Group Asset Management, LLC110$10.0K0.00%
Cahill Financial Advisors Inc72$7.00K0.00%
Kowal Investment Group, LLC70$6.00K0.00%
Bell Investment Advisors, Inc61$6.00K0.00%
Syverson Strege & Co27$2.00K0.00%
Lindbrook Capital, LLC20$2.00K0.00%
Heritage Wealth Management, LLC25$2.00K0.00%
Farmers & Merchants Investments Inc9$1.00K0.00%
O'Shaughnessy Asset Management, LLC9$1.00K0.00%
Meridian Wealth Partners, LLC5$00.00%

Sold out (41)

Institutions that held Westlake Corp at the end of Q2 2021 and filed for Q3 2021 without it.

Institutions that sold out of WLK in Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
Capital World Investors2,610,154$235.1M
Qube Research & Technologies Ltd112,553$10.1M
Two Sigma Investments, LP111,427$10.0M
Paloma Partners Management Co71,948$6.48M
Duality Advisers, LP42,519$3.83M
Dynamic Technology Lab Private Ltd35,370$3.19M
Quadrature Capital Ltd25,075$2.26M
State of Alaska, Department of Revenue19,040$1.72M
Pendal Group Limited18,374$1.66M
Quantitative Systematic Strategies LLC18,308$1.65M
Twinbeech Capital LP18,194$1.64M
Trexquant Investment LP17,788$1.60M
Knowledge Leaders Capital, LLC10,702$964.0K
Tudor Investment Corp Et Al10,004$901.0K
PDT Partners, LLC9,974$899.0K
Kingsview Wealth Management, LLC8,252$753.0K
CIBC World Markets Inc.8,092$729.0K
USS Investment Management Ltd6,633$598.0K
Wolverine Asset Management LLC6,025$542.0K
Y-Intercept (Hong Kong) Ltd5,471$493.0K
Sciencast Management LP5,387$483.0K
Krane Funds Advisors LLC5,347$482.0K
Magnetar Financial LLC4,148$374.0K
Pearl River Capital, LLC3,995$360.0K
Petrus Trust Company, LTA3,137$283.0K
Teza Capital Management LLC2,961$267.0K
Banco Santander, S.A.2,865$258.0K
Campbell & CO Investment Adviser LLC2,800$252.0K
Martingale Asset Management L P2,760$249.0K
Harbor Financial Services, LLC2,500$225.0K
Two Sigma Securities, LLC2,476$223.0K
Ensign Peak Advisors, Inc2,325$209.0K
FORA Capital, LLC1,705$154.0K
Advisory Services Network, LLC408$37.0K
Covington Capital Management100$9.00K
CVA Family Office, LLC55$5.00K
Valley National Advisers Inc34$3.00K
Loring Wolcott & Coolidge Fiduciary Advisors LLP32$3.00K
Enterprise Financial Services Corp31$3.00K
Reilly Financial Advisors, LLC30$3.00K
Strategic Blueprint, LLC7$1.00K

Not filed for Q3 2021 yet (4)

Institutions that held Westlake Corp at the end of Q2 2021 and haven't filed a 13F for Q3 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding WLK in Q2 2021 that haven't filed for Q3 2021
InstitutionShares, Q2 2021Value, Q2 2021
Pictet Asset Management Ltd2,900$261.0K
Cipher Capital LP2,798$252.0K
Smith Asset Management Group LP110$10.0K
CWM, LLC10$1.00K