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.
13F holders, Q3 2022
Institutional positions in Westlake Corp as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 321
- −34 vs. Q2 2022
- Shares held
- 34.9M
- −681.3K (−1.9%) vs. Q2 2022
- Total value
- $3.03B
- −$467.6M (−13.3%) vs. Q2 2022
- New holders
- 33
- 123 more added
- Sold out
- 67
- 122 more reduced
Compare with Q2 2022: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WLK on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 360 | $2.90B |
| Q1 2026 | 339 | $5.15B |
| Q4 2025 | 298 | $3.43B |
| Q3 2025 | 305 | $3.20B |
| Q2 2025 | 306 | $2.99B |
| Q1 2025 | 361 | $3.64B |
| Q4 2024 | 378 | $4.04B |
| Q3 2024 | 403 | $5.08B |
| Q2 2024 | 382 | $4.93B |
| Q1 2024 | 347 | $5.29B |
| Q4 2023 | 357 | $5.04B |
| Q3 2023 | 335 | $4.64B |
| Q2 2023 | 340 | $4.42B |
| Q1 2023 | 342 | $4.40B |
| Q4 2022 | 344 | $3.73B |
| Q3 2022 | 321 | $3.03B |
| Q2 2022 | 355 | $3.50B |
| Q1 2022 | 328 | $4.38B |
| Q4 2021 | 298 | $3.37B |
| Q3 2021 | 272 | $3.15B |
| Q2 2021 | 276 | $3.02B |
| Q1 2021 | 240 | $3.09B |
Institutions, Q3 2022
Shares, value and share of portfolio for each institution holding Westlake Corp; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 3,568,885 | $310.1M | 0.03% | +590,046+19.8% | Added |
| Vanguard Group Inc | 3,342,875 | $290.4M | 0.01% | −272,204−7.5% | Reduced |
| Victory Capital Management Inc | 3,018,650 | $262.3M | 0.31% | +169,460+5.9% | Added |
| BlackRock Inc. | 2,221,783 | $193.0M | 0.01% | +150,636+7.3% | Added |
| Dimensional Fund Advisors LP | 2,138,368 | $185.8M | 0.07% | −139,035−6.1% | Reduced |
| Soroban Capital Partners LP | 2,021,674 | $175.6M | 1.90% | +21,674+1.1% | Added |
| Bank of America Corp | 967,207 | $84.0M | 0.01% | +27,362+2.9% | Added |
| First Trust Advisors LP | 821,828 | $71.4M | 0.09% | −69,438−7.8% | Reduced |
| Goldman Sachs Group Inc | 801,683 | $69.7M | 0.02% | −28,721−3.5% | Reduced |
| State Street Corp | 745,738 | $64.8M | 0.00% | +38,195+5.4% | Added |
| Pacer Advisors, Inc. | 670,282 | $58.2M | 0.41% | +125,762+23.1% | Added |
| Arrowstreet Capital, Limited Partnership | 654,871 | $56.9M | 0.08% | +377,653+136.2% | Added |
| AQR Capital Management LLC | 661,263 | $56.6M | 0.14% | +247,327+59.8% | Added |
| Nuveen Asset Management, LLC | 623,237 | $54.1M | 0.02% | +104,878+20.2% | Added |
| Morgan Stanley | 596,187 | $51.8M | 0.01% | −64,389−9.7% | Reduced |
| Federated Hermes, Inc. | 554,019 | $48.1M | 0.14% | −338,422−37.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 536,716 | $46.6M | 0.13% | −80,365−13.0% | Reduced |
| Geode Capital Management, LLC | 436,377 | $37.9M | 0.01% | −7,237−1.6% | Reduced |
| Allspring Global Investments Holdings, LLC | 427,843 | $37.2M | 0.07% | +42,413+11.0% | Added |
| Acadian Asset Management LLC | 421,516 | $36.6M | 0.20% | −264,785−38.6% | Reduced |
| Charles Schwab Investment Management Inc | 334,621 | $29.1M | 0.01% | +18,398+5.8% | Added |
| Norges Bank | 316,767 | $27.5M | 0.01% | −212,071−40.1% | Reduced |
| Janus Henderson Group PLC | 299,623 | $26.0M | 0.02% | +16,512+5.8% | Added |
| Bank of New York Mellon Corp | 265,321 | $23.1M | 0.01% | +41,630+18.6% | Added |
| Marshall Wace, LLP | 253,380 | $22.0M | 0.06% | +253,380 | New |
| Barclays PLC | 244,766 | $21.3M | 0.02% | +51,036+26.3% | Added |
| Verition Fund Management LLC | 237,787 | $20.7M | 0.28% | +116,802+96.5% | Added |
| Robotti Robert | 229,966 | $20.0M | 4.75% | −415−0.2% | Reduced |
| Northern Trust Corp | 209,074 | $18.2M | 0.00% | −13,566−6.1% | Reduced |
| Legal & General Group Plc | 205,216 | $17.8M | 0.01% | −7,195−3.4% | Reduced |
| Wells Fargo & Company | 180,038 | $15.6M | 0.01% | −117,780−39.5% | Reduced |
| Virginia Retirement Systems Et Al | 173,100 | $15.0M | 0.17% | +173,100 | New |
| Swiss National Bank | 166,500 | $14.5M | 0.01% | −300−0.2% | Reduced |
| Amundi | 153,775 | $14.0M | 0.01% | +96,541+168.7% | Added |
| Scout Investments, Inc. | 157,201 | $13.7M | 0.28% | −53,227−25.3% | Reduced |
| Jacobs Levy Equity Management, Inc | 146,956 | $12.8M | 0.10% | −1,504−1.0% | Reduced |
| Man Group plc | 140,068 | $12.2M | 0.06% | – | – |
| Guggenheim Capital LLC | 138,134 | $12.0M | 0.11% | −7,691−5.3% | Reduced |
| Panagora Asset Management Inc | 137,237 | $11.9M | 0.08% | +16,320+13.5% | Added |
| Credit Suisse AG | 135,685 | $11.8M | 0.01% | +47,560+54.0% | Added |
| Fort Pitt Capital Group, LLC | 130,983 | $11.4M | 0.52% | −269,586−67.3% | Reduced |
| Millennium Management LLC | 129,586 | $11.3M | 0.01% | +107,925+498.2% | Added |
| Glenmede Trust Co NA | 127,043 | $11.0M | 0.07% | −5,859−4.4% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 124,700 | $10.8M | 0.06% | +124,700 | New |
| Schonfeld Strategic Advisors LLC | 123,816 | $10.8M | 0.09% | +11,593+10.3% | Added |
| Erste Asset Management GmbH | 122,733 | $10.7M | 0.24% | +32,733+36.4% | Added |
| BNP Paribas Arbitrage, SA | 119,359 | $10.4M | 0.03% | −79,436−40.0% | Reduced |
| JPMorgan Chase & Co | 119,308 | $10.4M | 0.00% | +12,606+11.8% | Added |
| Storebrand Asset Management AS | 116,929 | $10.2M | 0.06% | +24,434+26.4% | Added |
| Susquehanna Fundamental Investments, LLC | 116,127 | $10.1M | 0.17% | +116,127 | New |
| Prudential Financial Inc | 100,733 | $9.87M | 0.02% | −439,816−81.4% | Reduced |
| Sumitomo Mitsui Trust Holdings, Inc. | 110,626 | $9.61M | 0.01% | +3,027+2.8% | Added |
| Sprott Inc. | 105,000 | $9.12M | 0.93% | +5,000+5.0% | Added |
| Invesco Ltd. | 102,193 | $8.88M | 0.00% | −55,308−35.1% | Reduced |
| Ameriprise Financial Inc | 91,874 | $7.99M | 0.00% | −4,140−4.3% | Reduced |
| ExodusPoint Capital Management, LP | 90,329 | $7.85M | 0.11% | +55,542+159.7% | Added |
| Balyasny Asset Management LLC | 87,533 | $7.61M | 0.03% | +42,439+94.1% | Added |
| Cubist Systematic Strategies, LLC | 82,197 | $7.14M | 0.05% | −14,810−15.3% | Reduced |
| Renaissance Technologies LLC | 77,500 | $6.73M | 0.01% | +30,600+65.2% | Added |
| Squarepoint Ops LLC | 76,946 | $6.68M | 0.06% | +26,989+54.0% | Added |
| Qube Research & Technologies Ltd | 75,826 | $6.59M | 0.04% | −24,915−24.7% | Reduced |
| Thrivent Financial for Lutherans | 75,242 | $6.54M | 0.02% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 73,318 | $6.36M | 0.01% | −4,326−5.6% | Reduced |
| Winmill & Co. Inc | 70,000 | $6.08M | 2.41% | 00.0% | Unchanged |
| HSBC Holdings PLC | 69,433 | $6.02M | 0.01% | +4,709+7.3% | Added |
| Wedge Capital Management L L P | 68,318 | $5.93M | 0.10% | +13,262+24.1% | Added |
| Vident Investment Advisory, LLC | 67,408 | $5.85M | 0.19% | +12,995+23.9% | Added |
| Distillate Capital Partners LLC | 67,249 | $5.77M | 0.77% | +12,714+23.3% | Added |
| Jane Street Group, LLC | 66,140 | $5.75M | 0.01% | +61,965+1,484.2% | Added |
| Contravisory Investment Management, Inc. | 64,984 | $5.65M | 1.88% | +203+0.3% | Added |
| California State Teachers Retirement System | 62,966 | $5.47M | 0.01% | −308−0.5% | Reduced |
| UBS Asset Management Americas Inc | 61,089 | $5.31M | 0.00% | −157,239−72.0% | Reduced |
| Worldquant Millennium Advisors LLC | 59,962 | $5.21M | 0.13% | +59,962 | New |
| Canada Pension Plan Investment Board | 59,369 | $5.16M | 0.01% | +22,690+61.9% | Added |
| Citigroup Inc | 59,037 | $5.13M | 0.01% | −2,891−4.7% | Reduced |
| D. E. Shaw & Co., Inc. | 52,582 | $4.57M | 0.01% | +52,582 | New |
| Ensign Peak Advisors, Inc | 50,875 | $4.42M | 0.01% | +39,650+353.2% | Added |
| STRS Ohio | 49,946 | $4.34M | 0.02% | +19,417+63.6% | Added |
| Envestnet Asset Management Inc | 48,087 | $4.18M | 0.00% | −421−0.9% | Reduced |
| Wellington Management Group LLP | 47,993 | $4.17M | 0.00% | −111,849−70.0% | Reduced |
| Alliancebernstein L.P. | 47,145 | $4.10M | 0.00% | −2,061−4.2% | Reduced |
| SEI Investments Co | 46,759 | $4.06M | 0.01% | −20,335−30.3% | Reduced |
| Deutsche Bank AG | 43,469 | $3.78M | 0.00% | −37,196−46.1% | Reduced |
| Empowered Funds, LLC | 43,188 | $3.75M | 0.36% | +3,873+9.9% | Added |
| Ambassador Advisors, LLC | 41,743 | $3.63M | 0.86% | −12,597−23.2% | Reduced |
| Rhumbline Advisers | 38,308 | $3.33M | 0.00% | +2,519+7.0% | Added |
| Covalis Capital LLP | 38,095 | $3.31M | 0.76% | −13,311−25.9% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 37,847 | $3.29M | 0.03% | +27,947+282.3% | Added |
| Smith, Graham & Co., Investment Advisors, LP | 37,684 | $3.27M | 0.44% | −2,312−5.8% | Reduced |
| State of Tennessee, Treasury Department | 37,266 | $3.24M | 0.02% | +2,690+7.8% | Added |
| New York State Common Retirement Fund | 37,115 | $3.23M | 0.00% | +944+2.6% | Added |
| State Board of Administration of Florida Retirement System | 35,793 | $3.11M | 0.01% | +150.0% | Added |
| Clark Estates Inc | 34,600 | $3.01M | 0.66% | +34,600 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 31,797 | $2.76M | 0.01% | −44,125−58.1% | Reduced |
| Hussman Strategic Advisors, Inc. | 31,000 | $2.69M | 0.46% | +21,700+233.3% | Added |
| Citadel Advisors LLC | 30,585 | $2.66M | 0.00% | −106,054−77.6% | Reduced |
| Franklin Resources Inc | 29,350 | $2.55M | 0.00% | +3,524+13.6% | Added |
| Swedbank AB | 28,953 | $2.52M | 0.01% | 00.0% | Unchanged |
| PEAK6 Investments LLC | 28,951 | $2.52M | 0.09% | +760+2.7% | Added |
| Assenagon Asset Management S.A. | 28,076 | $2.44M | 0.01% | −55,938−66.6% | Reduced |