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, Q2 2022
Institutional positions in Westlake Corp as of Jun 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
- 355
- +36 vs. Q1 2022
- Shares held
- 35.6M
- +654.1K (+1.9%) vs. Q1 2022
- Total value
- $3.50B
- −$807.0M (−18.7%) vs. Q1 2022
- New holders
- 91
- 127 more added
- Sold out
- 55
- 104 more reduced
9 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2022
Shares, value and share of portfolio for each institution holding Westlake Corp; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vanguard Group Inc | 3,615,079 | $354.4M | 0.01% | −421,122−10.4% | Reduced |
| FMR LLC | 2,978,839 | $292.0M | 0.03% | +1,248,590+72.2% | Added |
| Victory Capital Management Inc | 2,849,190 | $279.3M | 0.32% | −1,193,667−29.5% | Reduced |
| Dimensional Fund Advisors LP | 2,277,403 | $223.2M | 0.08% | −2,194−0.1% | Reduced |
| BlackRock Inc. | 2,071,147 | $203.0M | 0.01% | +512,042+32.8% | Added |
| Soroban Capital Partners LP | 2,000,000 | $196.0M | 1.72% | +226,275+12.8% | Added |
| Bank of America Corp | 939,845 | $92.1M | 0.01% | +498,512+113.0% | Added |
| Federated Hermes, Inc. | 892,441 | $87.5M | 0.24% | −404,859−31.2% | Reduced |
| First Trust Advisors LP | 891,266 | $87.4M | 0.11% | +88,759+11.1% | Added |
| Goldman Sachs Group Inc | 830,404 | $81.4M | 0.02% | +35,639+4.5% | Added |
| State Street Corp | 707,543 | $69.4M | 0.00% | +168,840+31.3% | Added |
| Acadian Asset Management LLC | 686,301 | $67.3M | 0.34% | −149,725−17.9% | Reduced |
| Morgan Stanley | 660,576 | $64.8M | 0.01% | +200,698+43.6% | Added |
| Mirae Asset Global Investments Co., Ltd. | 617,081 | $60.5M | 0.15% | −91,300−12.9% | Reduced |
| Pacer Advisors, Inc. | 544,520 | $53.4M | 0.40% | +244,242+81.3% | Added |
| Prudential Financial Inc | 540,549 | $53.0M | 0.08% | −283,731−34.4% | Reduced |
| Norges Bank | 528,838 | $51.8M | 0.01% | +190,898+56.5% | Added |
| Nuveen Asset Management, LLC | 518,359 | $50.8M | 0.02% | −56,891−9.9% | Reduced |
| Geode Capital Management, LLC | 443,614 | $43.4M | 0.01% | +19,693+4.6% | Added |
| AQR Capital Management LLC | 413,936 | $40.6M | 0.09% | −110,662−21.1% | Reduced |
| Fort Pitt Capital Group, LLC | 400,569 | $39.3M | 1.71% | −45,789−10.3% | Reduced |
| Allspring Global Investments Holdings, LLC | 385,430 | $37.8M | 0.06% | −30,296−7.3% | Reduced |
| Charles Schwab Investment Management Inc | 316,223 | $31.0M | 0.01% | +11,311+3.7% | Added |
| Wells Fargo & Company | 297,818 | $29.2M | 0.01% | +27,284+10.1% | Added |
| Janus Henderson Group PLC | 283,111 | $27.8M | 0.02% | −52,828−15.7% | Reduced |
| Arrowstreet Capital, Limited Partnership | 277,218 | $27.2M | 0.04% | +265,532+2,272.2% | Added |
| Robotti Robert | 230,381 | $22.6M | 5.52% | +567+0.2% | Added |
| Bank of New York Mellon Corp | 223,691 | $21.9M | 0.01% | −19,555−8.0% | Reduced |
| Northern Trust Corp | 222,640 | $21.8M | 0.00% | +44,364+24.9% | Added |
| UBS Asset Management Americas Inc | 218,328 | $21.4M | 0.01% | −20,394−8.5% | Reduced |
| Legal & General Group Plc | 212,411 | $20.8M | 0.01% | +41,990+24.6% | Added |
| Scout Investments, Inc. | 210,428 | $20.6M | 0.41% | −46,165−18.0% | Reduced |
| BNP Paribas Arbitrage, SA | 198,795 | $19.5M | 0.04% | +94,093+89.9% | Added |
| Barclays PLC | 193,730 | $19.0M | 0.02% | +104,920+118.1% | Added |
| Swiss National Bank | 166,800 | $16.4M | 0.01% | +76,200+84.1% | Added |
| Scopus Asset Management, L.P. | 164,997 | $16.2M | 1.30% | −61,753−27.2% | Reduced |
| Wellington Management Group LLP | 159,842 | $15.7M | 0.00% | −22,403−12.3% | Reduced |
| Invesco Ltd. | 157,501 | $15.4M | 0.00% | +41,960+36.3% | Added |
| Jacobs Levy Equity Management, Inc | 148,460 | $14.6M | 0.11% | −77,681−34.4% | Reduced |
| Guggenheim Capital LLC | 145,825 | $14.3M | 0.11% | −1,557−1.1% | Reduced |
| Duquesne Family Office LLCSuperinvestorDuquesne Family Office | 145,520 | $14.3M | 1.04% | +145,520 | New |
| Citadel Advisors LLC | 136,639 | $13.4M | 0.02% | −70,317−34.0% | Reduced |
| Glenmede Trust Co NA | 132,902 | $13.0M | 0.08% | −1,786−1.3% | Reduced |
| Man Group plc | – | $12.9M | 0.06% | – | – |
| Cantor Fitzgerald, L. P. | 127,904 | $12.5M | 0.25% | +127,904 | New |
| Cookson Peirce & Co Inc | 127,126 | $12.5M | 0.86% | +127,126 | New |
| Verition Fund Management LLC | 120,985 | $11.9M | 0.26% | +69,632+135.6% | Added |
| Panagora Asset Management Inc | 120,917 | $11.9M | 0.08% | −56,128−31.7% | Reduced |
| Schonfeld Strategic Advisors LLC | 112,223 | $11.0M | 0.12% | +105,795+1,645.8% | Added |
| Sumitomo Mitsui Trust Holdings, Inc. | 107,599 | $10.5M | 0.01% | +98,348+1,063.1% | Added |
| JPMorgan Chase & Co | 106,702 | $10.5M | 0.00% | +52,155+95.6% | Added |
| Qube Research & Technologies Ltd | 100,741 | $9.88M | 0.08% | +100,741 | New |
| Sprott Inc. | 100,000 | $9.80M | 0.91% | −10,000−9.1% | Reduced |
| Bornite Capital Management LP | 100,000 | $9.80M | 3.22% | +100,000 | New |
| Cubist Systematic Strategies, LLC | 97,007 | $9.51M | 0.07% | +32,726+50.9% | Added |
| Ameriprise Financial Inc | 96,014 | $9.41M | 0.00% | −22,865−19.2% | Reduced |
| Storebrand Asset Management AS | 92,495 | $9.07M | 0.05% | +90,869+5,588.5% | Added |
| Erste Asset Management GmbH | 90,000 | $8.82M | 0.20% | −12,000−11.8% | Reduced |
| Credit Suisse AG | 88,125 | $8.64M | 0.01% | +52,178+145.2% | Added |
| Assenagon Asset Management S.A. | 84,014 | $8.23M | 0.03% | +21,045+33.4% | Added |
| Deutsche Bank AG | 80,665 | $7.91M | 0.00% | −139,019−63.3% | Reduced |
| Russell Investments Group, Ltd. | 77,644 | $7.60M | 0.02% | +25,712+49.5% | Added |
| Healthcare of Ontario Pension Plan Trust Fund | 75,922 | $7.44M | 0.03% | +66,609+715.2% | Added |
| Thrivent Financial for Lutherans | 75,242 | $7.38M | 0.02% | −34,962−31.7% | Reduced |
| Macquarie Group Ltd | 74,513 | $7.30M | 0.01% | −33,809−31.2% | Reduced |
| Winmill & Co. Inc | 70,000 | $6.86M | 2.49% | 00.0% | Unchanged |
| SEI Investments Co | 67,094 | $6.58M | 0.01% | +6,337+10.4% | Added |
| HSBC Holdings PLC | 64,724 | $6.38M | 0.01% | +59,483+1,135.0% | Added |
| Contravisory Investment Management, Inc. | 64,781 | $6.35M | 2.06% | −835−1.3% | Reduced |
| California State Teachers Retirement System | 63,274 | $6.20M | 0.01% | +16,291+34.7% | Added |
| Voloridge Investment Management, LLC | 62,611 | $6.14M | 0.03% | +22,175+54.8% | Added |
| Citigroup Inc | 61,928 | $6.07M | 0.01% | +2,280+3.8% | Added |
| Wedge Capital Management L L P | 55,056 | $5.40M | 0.09% | −11,113−16.8% | Reduced |
| Distillate Capital Partners LLC | 54,535 | $5.34M | 0.76% | −7,204−11.7% | Reduced |
| Vident Investment Advisory, LLC | 54,413 | $5.33M | 0.16% | −7,329−11.9% | Reduced |
| Ambassador Advisors, LLC | 54,340 | $5.33M | 1.20% | +2,517+4.9% | Added |
| Amundi | 57,234 | $5.21M | 0.00% | +24,105+72.8% | Added |
| Covalis Capital LLP | 51,406 | $5.04M | 1.02% | −15,814−23.5% | Reduced |
| Squarepoint Ops LLC | 49,957 | $4.90M | 0.05% | −8,136−14.0% | Reduced |
| Alliancebernstein L.P. | 49,206 | $4.82M | 0.00% | −28,002−36.3% | Reduced |
| Envestnet Asset Management Inc | 48,508 | $4.75M | 0.00% | +17,540+56.6% | Added |
| Renaissance Technologies LLC | 46,900 | $4.60M | 0.01% | +24,200+106.6% | Added |
| Balyasny Asset Management LLC | 45,094 | $4.42M | 0.02% | +21,678+92.6% | Added |
| Zacks Investment Management | 44,818 | $4.39M | 0.07% | −41,344−48.0% | Reduced |
| Susquehanna International Group, LLP | 44,646 | $4.38M | 0.01% | +44,646 | New |
| Royal London Asset Management Ltd | 44,458 | $4.36M | 0.02% | +11,323+34.2% | Added |
| Smith, Graham & Co., Investment Advisors, LP | 39,996 | $3.92M | 0.48% | −4,775−10.7% | Reduced |
| Aviva PLC | 39,370 | $3.86M | 0.02% | +34,640+732.3% | Added |
| Empowered Funds, LLC | 39,315 | $3.85M | 0.50% | +2,038+5.5% | Added |
| Canada Pension Plan Investment Board | 36,679 | $3.60M | 0.01% | +31,300+581.9% | Added |
| PDT Partners, LLC | 36,335 | $3.56M | 0.31% | +26,892+284.8% | Added |
| New York State Common Retirement Fund | 36,171 | $3.54M | 0.00% | −1,703−4.5% | Reduced |
| Rhumbline Advisers | 35,789 | $3.51M | 0.01% | +5,927+19.8% | Added |
| State Board of Administration of Florida Retirement System | 35,778 | $3.51M | 0.01% | −1,078−2.9% | Reduced |
| UBS Group AG | 35,258 | $3.46M | 0.00% | +14,315+68.4% | Added |
| ExodusPoint Capital Management, LP | 34,787 | $3.41M | 0.05% | −9,594−21.6% | Reduced |
| State of Tennessee, Treasury Department | 34,576 | $3.39M | 0.02% | −8,000−18.8% | Reduced |
| Castellan Group, LLC | 34,410 | $3.37M | 2.67% | +34,410 | New |
| Railway Pension Investments Ltd | 34,200 | $3.35M | 0.03% | +34,200 | New |
| Raymond James & Associates | 34,181 | $3.35M | 0.00% | +17,573+105.8% | Added |