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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.

Q2 2021 vs. Q1 2021

How the institutions holding Westlake Corp changed between Q1 2021 and Q2 2021.

All holders in Q2 2021All holders in Q1 2021

13F holders of WLK: Q1 2021 compared with Q2 2021
MeasureQ1 2021Of which not filed for Q2 2021Q2 2021Change
Holders2404276+40
Shares34.8M35.1K33.5M−1.18M (−3.4%)
Value$3.09B$3.12M$3.02B−$61.6M (−2.0%)

4 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so the changes leave them out.

New holders (61)

Institutions that held Westlake Corp at the end of Q2 2021 but not at the end of Q1 2021.

Institutions new to WLK in Q2 2021
InstitutionSharesValue% of portfolio
Mirae Asset Global Investments Co., Ltd.540,840$48.7M0.14%
Renaissance Technologies LLC140,100$12.6M0.02%
Scopus Asset Management, L.P.135,000$12.2M0.21%
Bank of Nova Scotia92,407$8.32M0.02%
Jacobs Levy Equity Management, Inc87,038$7.84M0.05%
Jade Capital Advisors, LLC80,000$7.21M2.99%
UBS Oconnor LLC75,000$6.76M0.06%
ClariVest Asset Management LLC41,600$3.75M0.12%
Pinebridge Investments, L.P.34,915$3.15M0.04%
HRT Financial LP34,329$3.09M0.03%
Amundi25,639$2.31M0.00%
Quadrature Capital Ltd25,075$2.26M0.09%
Alaska Permanent Fund Corp24,000$2.16M0.04%
Voloridge Investment Management, LLC21,269$1.92M0.01%
Twin Capital Management Inc21,200$1.91M0.18%
Twinbeech Capital LP18,194$1.64M0.20%
Trexquant Investment LP17,788$1.60M0.14%
BBVA USA12,017$1.08M0.06%
Centiva Capital, LP11,161$1.00M0.08%
Knowledge Leaders Capital, LLC10,702$964.0K0.65%
Tudor Investment Corp Et Al10,004$901.0K0.02%
PDT Partners, LLC9,974$899.0K0.06%
AXA S.A.8,700$784.0K0.00%
Seven Eight Capital, LP8,328$750.0K0.11%
Versor Investments LP7,743$698.0K0.02%
Wolverine Asset Management LLC6,025$542.0K0.01%
Hillsdale Investment Management Inc.5,800$522.0K0.04%
Walleye Trading LLC5,499$495.0K0.01%
Y-Intercept (Hong Kong) Ltd5,471$493.0K0.13%
Sciencast Management LP5,387$483.0K0.10%
Mackenzie Financial Corp5,300$477.0K0.00%
Federated Hermes, Inc.5,210$469.0K0.00%
Cinctive Capital Management LP5,000$450.0K0.02%
Magnetar Financial LLC4,148$374.0K0.00%
Pearl River Capital, LLC3,995$360.0K0.10%
Synovus Financial Corp4,015$359.0K0.00%
Occudo Quantitative Strategies LP3,716$335.0K0.05%
Fox Run Management, L.L.C.3,353$302.0K0.27%
Raymond James Financial Services Advisors, Inc.3,320$299.0K0.00%
Petrus Trust Company, LTA3,137$283.0K0.03%
Grantham, Mayo, Van Otterloo & Co. LLC3,000$270.0K0.00%
Teza Capital Management LLC2,961$267.0K0.04%
ProShare Advisors LLC2,957$266.0K0.00%
Banco Santander, S.A.2,865$258.0K0.00%
Martingale Asset Management L P2,760$249.0K0.00%
Hennion & Walsh Asset Management, Inc.2,682$242.0K0.01%
Harbor Financial Services, LLC2,500$225.0K0.09%
Two Sigma Securities, LLC2,476$223.0K0.06%
Prelude Capital Management, LLC2,247$202.0K0.01%
Quantbot Technologies LP2,153$193.0K0.02%
FORA Capital, LLC1,705$154.0K0.03%
State of Wyoming1,272$115.0K0.07%
Dark Forest Capital Management LP720$65.0K0.03%
Advisory Services Network, LLC408$37.0K0.00%
Leonteq Securities AG363$32.7K0.00%
Deseret Mutual Benefit Administrators317$29.0K0.01%
Financial Management Professionals, Inc.141$13.0K0.00%
Massmutual Trust Co FSB70$6.00K0.00%
NEXT Financial Group, Inc57$5.00K0.00%
Loring Wolcott & Coolidge Fiduciary Advisors LLP32$3.00K0.00%
Strategic Blueprint, LLC7$1.00K0.00%

Sold out (21)

Institutions that held Westlake Corp at the end of Q1 2021 and filed for Q2 2021 without it.

Not filed for Q2 2021 yet (4)

Institutions that held Westlake Corp at the end of Q1 2021 and haven't filed a 13F for Q2 2021. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding WLK in Q1 2021 that haven't filed for Q2 2021
InstitutionShares, Q1 2021Value, Q1 2021
Bokf, NA13,539$1.20M
BBVA USA Bancshares, Inc.12,017$1.07M
Kaizen Financial Strategies5,000$444.0K
Amundi Asset Management US, Inc.4,564$405.0K