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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 2024 vs. Q2 2024

How the institutions holding Westlake Corp changed between Q2 2024 and Q3 2024.

All holders in Q3 2024All holders in Q2 2024

13F holders of WLK: Q2 2024 compared with Q3 2024
MeasureQ2 2024Of which not filed for Q3 2024Q3 2024Change
Holders3822403+23
Shares34.1M3.44M33.8M+3.18M (+10.4%)
Value$4.93B$498.7M$5.08B+$644.6M (+14.5%)

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (69)

Institutions that held Westlake Corp at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to WLK in Q3 2024
InstitutionSharesValue% of portfolio
BlackRock, Inc.3,497,856$525.7M0.01%
Ilex Capital Partners (UK) LLP369,564$55.5M3.74%
Balyasny Asset Management LLC119,262$17.9M0.05%
Assenagon Asset Management S.A.101,770$15.3M0.03%
Schroder Investment Management Group81,174$12.2M0.01%
D. E. Shaw & Co., Inc.62,358$9.37M0.01%
Canada Pension Plan Investment Board61,841$9.29M0.01%
Cubist Systematic Strategies, LLC52,129$7.83M0.12%
Walnut Level Capital LLC45,000$6.76M4.07%
Marshall Wace, LLP42,426$6.38M0.01%
Magnetar Financial LLC28,872$4.34M0.09%
Tudor Investment Corp Et Al25,187$3.79M0.04%
Hudson Bay Capital Management LP25,000$3.76M0.03%
Edgestream Partners, L.P.23,650$3.55M0.16%
Campbell & CO Investment Adviser LLC23,108$3.47M0.26%
Bank of Nova Scotia21,827$3.28M0.01%
ING Groep NV20,200$3.04M0.02%
Graham Capital Management, L.P.16,156$2.43M0.08%
Jefferies Financial Group Inc.15,872$2.39M0.04%
Albar Capital Ltd14,669$2.20M0.50%
HITE Hedge Asset Management LLC14,590$2.19M0.25%
Keeley-Teton Advisors, LLC14,033$2.11M0.23%
Thomist Capital Management, LP13,800$2.07M0.52%
Oliver Luxxe Assets LLC12,762$1.92M0.34%
Holocene Advisors, LP10,515$1.58M0.01%
Manning & Napier Advisors LLC9,976$1.50M0.02%
B. Metzler seel. Sohn & Co. Holding AG9,000$1.35M0.01%
Sterling Capital Management LLC8,994$1.35M0.02%
Financial Enhancement Group LLC9,824$1.11M0.22%
Voloridge Investment Management, LLC6,673$1.00M0.00%
Quadrature Capital Ltd5,419$814.7K0.02%
Aigen Investment Management, LP4,896$735.8K0.14%
Bridgefront Capital, LLC4,507$677.4K0.26%
Kestra Investment Management, LLC3,763$565.5K0.02%
MQS Management LLC3,411$512.6K0.29%
Gsa Capital Partners LLP2,796$420.0K0.03%
Robeco Institutional Asset Management B.V.2,541$381.9K0.00%
Sigma Planning Corp2,531$380.4K0.01%
Cercano Management LLC1,978$297.3K0.01%
Net Worth Advisory Group1,943$292.0K0.09%
ClearAlpha Technologies LP1,828$274.7K0.12%
Vident Advisory, LLC1,511$227.1K0.01%
LMR Partners LLP1,498$225.1K0.00%
Petrus Trust Company, LTA1,458$219.1K0.02%
Aaron Wealth Advisors1,392$209.2K0.02%
Trajan Wealth LLC1,389$208.8K0.01%
Wealth Enhancement Advisory Services, LLC1,362$204.7K0.00%
Two Sigma Securities, LLC1,340$201.4K0.02%
Omers Administration Corp1,337$200.9K0.00%
Aster Capital Management (DIFC) Ltd640$96.2K0.02%
Point72 Asia (Singapore) Pte. Ltd.556$83.6K0.02%
nVerses Capital, LLC500$75.1K0.03%
Group One Trading, L.P.460$69.1K0.00%
Skopos Labs, Inc.410$61.6K0.02%
CoreCap Advisors, LLC123$18.5K0.00%
Bryn Mawr Trust Co79$11.9K0.00%
Morse Asset Management, Inc70$10.5K0.00%
Clearstead Advisors, LLC58$8.72K0.00%
Centerpoint Advisors, LLC50$8.00K0.00%
Trust Co of Vermont50$7.51K0.00%
Hemington Wealth Management45$5.00K0.00%
Reuter James Wealth Management, LLC32$4.81K0.00%
Transamerica Financial Advisors, Inc.22$4.00K0.00%
CoreFirst Bank & Trust20$3.01K0.00%
Ashton Thomas Securities, LLC10$1.50K0.00%
Assetmark, Inc9$1.35K0.00%
Capital Performance Advisors LLP7$1.05K0.00%
Picton Mahoney Asset Management8$1.00K0.00%
Claris Advisors, LLC4$6010.00%

Sold out (46)

Institutions that held Westlake Corp at the end of Q2 2024 and filed for Q3 2024 without it.

Institutions that sold out of WLK in Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
Moore Capital Management, LP98,852$14.3M
Concentric Capital Strategies, LP51,127$7.40M
Susquehanna International Group, LLP35,505$5.14M
Dorsey Wright & Associates21,992$3.19M
Twinbeech Capital LP18,354$2.66M
Jade Capital Advisors, LLC14,000$2.03M
Dynamic Technology Lab Private Ltd11,936$1.73M
XTX Topco Ltd9,888$1.43M
BI Asset Management Fondsmaeglerselskab A/S9,596$1.39M
Fox Run Management, L.L.C.8,399$1.22M
Seven Eight Capital, LP7,667$1.11M
Truist Financial Corp7,233$1.05M
Lighthouse Investment Partners, LLC6,773$980.9K
Hanlon Investment Management, Inc.5,522$799.7K
APG Asset Management N.V.5,651$763.6K
Walleye Trading LLC4,338$628.2K
Inceptionr LLC4,307$623.7K
Bridgewater Associates, LP4,288$621.0K
SG Americas Securities, LLC3,539$513.0K
Capstone Investment Advisors, LLC3,499$506.7K
Qsemble Capital Management, LP3,482$504.3K
Atria Investments LLC3,444$498.8K
Diametric Capital, LP3,272$473.9K
Grantham, Mayo, Van Otterloo & Co. LLC3,161$457.8K
BTC Capital Management, Inc.3,049$441.6K
Scientech Research LLC2,882$417.4K
Jump Financial, LLC2,687$389.1K
MBB Public Markets I LLC2,439$353.2K
ISAM Funds (UK) Ltd2,172$314.5K
PDT Partners, LLC1,903$275.6K
Swiss Life Asset Management Ltd1,766$255.8K
Simplex Trading, LLC1,722$249.0K
Toroso Investments, LLC1,433$207.5K
Park Avenue Securities LLC1,394$202.0K
Manchester Capital Management LLC1,128$163.4K
EntryPoint Capital, LLC821$118.9K
Acadian Asset Management LLC702$101.0K
GFS Advisors, LLC15,000$58.0K
VisionPoint Advisory Group, LLC58$8.40K
Camelot Portfolios, LLC50$7.24K
Valley National Advisers Inc25$3.00K
Ashton Thomas Private Wealth, LLC19$2.75K
Delos Wealth Advisors, LLC12$1.74K
Neo Ivy Capital Management4$1.00K
Natixis6$869
TFC Financial Management1$145

Not filed for Q3 2024 yet (2)

Institutions that held Westlake Corp at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding WLK in Q2 2024 that haven't filed for Q3 2024
InstitutionShares, Q2 2024Value, Q2 2024
BlackRock Inc.3,408,004$493.5M
Susquehanna Fundamental Investments, LLC35,285$5.11M