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 2024
Institutional positions in Westlake Corp as of Sep 30, 2024. 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
- 403
- +23 vs. Q2 2024
- Shares held
- 33.8M
- +3.18M (+10.4%) vs. Q2 2024
- Total value
- $5.08B
- +$644.6M (+14.5%) vs. Q2 2024
- New holders
- 69
- 147 more added
- Sold out
- 46
- 123 more reduced
2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2024: 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 2024
Shares, value and share of portfolio for each institution holding Westlake Corp; share changes are against Q2 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| KBC Group NV | 26,548 | $3.99M | 0.01% | +358+1.4% | Added |
| State Board of Administration of Florida Retirement System | 26,195 | $3.94M | 0.01% | 00.0% | Unchanged |
| LPL Financial LLC | 25,626 | $3.85M | 0.00% | +1,363+5.6% | Added |
| Tudor Investment Corp Et Al | 25,187 | $3.79M | 0.04% | +25,187 | New |
| Comerica Bank | 25,099 | $3.77M | 0.01% | +1,530+6.5% | Added |
| Hudson Bay Capital Management LP | 25,000 | $3.76M | 0.03% | +25,000 | New |
| Edgestream Partners, L.P. | 23,650 | $3.55M | 0.16% | +23,650 | New |
| Manufacturers Life Insurance Company, The | 23,486 | $3.53M | 0.00% | −200−0.8% | Reduced |
| Aquatic Capital Management LLC | 23,300 | $3.50M | 0.09% | +22,600+3,228.6% | Added |
| Campbell & CO Investment Adviser LLC | 23,108 | $3.47M | 0.26% | +23,108 | New |
| Dana Investment Advisors, Inc. | 22,829 | $3.43M | 0.11% | −197−0.9% | Reduced |
| Worldquant Millennium Advisors LLC | 22,720 | $3.41M | 0.02% | −21,845−49.0% | Reduced |
| Engineers Gate Manager LP | 22,649 | $3.40M | 0.07% | +14,873+191.3% | Added |
| Envestnet Asset Management Inc | 22,577 | $3.39M | 0.00% | −21,617−48.9% | Reduced |
| HRT Financial LP | 22,527 | $3.38M | 0.02% | −59,853−72.7% | Reduced |
| South Dakota Investment Council | 22,135 | $3.33M | 0.07% | 00.0% | Unchanged |
| Bank of Nova Scotia | 21,827 | $3.28M | 0.01% | +21,827 | New |
| State of Wisconsin Investment Board | 21,778 | $3.27M | 0.01% | +1,393+6.8% | Added |
| Danske Bank A/S | 21,412 | $3.22M | 0.01% | −700−3.2% | Reduced |
| Polar Asset Management Partners Inc. | 20,700 | $3.11M | 0.07% | −32,200−60.9% | Reduced |
| ING Groep NV | 20,200 | $3.04M | 0.02% | +20,200 | New |
| Price T Rowe Associates Inc | 19,770 | $2.97M | 0.00% | +330+1.7% | Added |
| Royal Bank of Canada | 19,594 | $2.94M | 0.00% | −747−3.7% | Reduced |
| Raymond James & Associates | 19,420 | $2.92M | 0.00% | +304+1.6% | Added |
| Pictet Asset Management Holding SA | 18,576 | $2.79M | 0.00% | +5,851+46.0% | Added |
| Livforsakringsbolaget Skandia, Omsesidigt | 18,450 | $2.77M | 0.15% | +3,800+25.9% | Added |
| Mutual of America Capital Management LLC | 18,068 | $2.72M | 0.03% | −337−1.8% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 17,841 | $2.68M | 0.01% | −56−0.3% | Reduced |
| MetLife Investment Management | 17,281 | $2.60M | 0.01% | +331+2.0% | Added |
| Verition Fund Management LLC | 17,195 | $2.58M | 0.02% | +6,298+57.8% | Added |
| Wealthfront Advisers LLC | 16,214 | $2.44M | 0.01% | +3,479+27.3% | Added |
| Graham Capital Management, L.P. | 16,156 | $2.43M | 0.08% | +16,156 | New |
| Fort Pitt Capital Group, LLC | 16,001 | $2.40M | 0.07% | −5,260−24.7% | Reduced |
| Jefferies Financial Group Inc. | 15,872 | $2.39M | 0.04% | +15,872 | New |
| Amalgamated Bank | 15,682 | $2.36M | 0.02% | −618−3.8% | Reduced |
| Mn Services Vermogensbeheer B.V. | 15,600 | $2.35M | 0.02% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 15,475 | $2.33M | 0.00% | −4,000−20.5% | Reduced |
| Mercer Global Advisors Inc | 15,494 | $2.31M | 0.01% | −3,574−18.7% | Reduced |
| Versor Investments LP | 14,845 | $2.23M | 0.35% | +7,666+106.8% | Added |
| Albar Capital Ltd | 14,669 | $2.20M | 0.50% | +14,669 | New |
| Treasurer of the State of North Carolina | 14,652 | $2.20M | 0.01% | +60+0.4% | Added |
| HITE Hedge Asset Management LLC | 14,590 | $2.19M | 0.25% | +14,590 | New |
| State of New Jersey Common Pension Fund D | 14,586 | $2.19M | 0.01% | −182−1.2% | Reduced |
| Keeley-Teton Advisors, LLC | 14,033 | $2.11M | 0.23% | +14,033 | New |
| Illinois Municipal Retirement Fund | 13,975 | $2.10M | 0.03% | 00.0% | Unchanged |
| Royal London Asset Management Ltd | 13,851 | $2.08M | 0.01% | +7,820+129.7% | Added |
| Thomist Capital Management, LP | 13,800 | $2.07M | 0.52% | +13,800 | New |
| CI Private Wealth, LLC | 13,587 | $2.04M | 0.00% | +274+2.1% | Added |
| Ambassador Advisors, LLC | 12,945 | $1.95M | 0.34% | −338−2.5% | Reduced |
| Oliver Luxxe Assets LLC | 12,762 | $1.92M | 0.34% | +12,762 | New |
| Entropy Technologies, LP | 12,744 | $1.92M | 0.20% | +2,200+20.9% | Added |
| QRG Capital Management, Inc. | 12,639 | $1.90M | 0.02% | −2,436−16.2% | Reduced |
| Yousif Capital Management, LLC | 12,582 | $1.89M | 0.02% | −1,275−9.2% | Reduced |
| Occudo Quantitative Strategies LP | 12,264 | $1.84M | 0.34% | −4,851−28.3% | Reduced |
| Public Employees Retirement System of Ohio | 12,177 | $1.83M | 0.01% | −606−4.7% | Reduced |
| Teachers Retirement System of the State of Kentucky | 11,945 | $1.79M | 0.02% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 11,937 | $1.79M | 0.06% | 00.0% | Unchanged |
| Asset Management One Co.,Ltd. | 11,719 | $1.76M | 0.01% | −426−3.5% | Reduced |
| Resona Asset Management Co.,Ltd. | 11,719 | $1.76M | 0.01% | −219−1.8% | Reduced |
| Arizona State Retirement System | 11,051 | $1.66M | 0.01% | +484+4.6% | Added |
| AustralianSuper Pty Ltd | 10,726 | $1.61M | 0.01% | +1,545+16.8% | Added |
| Nations Financial Group Inc, | 10,646 | $1.60M | 0.12% | −218−2.0% | Reduced |
| Holocene Advisors, LP | 10,515 | $1.58M | 0.01% | +10,515 | New |
| Nomura Asset Management Co Ltd | 10,456 | $1.57M | 0.00% | 00.0% | Unchanged |
| CBOE Vest Financial, LLC | 10,410 | $1.56M | 0.03% | +2,988+40.3% | Added |
| Handelsbanken Fonder AB | 10,300 | $1.55M | 0.01% | 00.0% | Unchanged |
| Point72 Hong Kong Ltd | 10,059 | $1.51M | 0.11% | −15,197−60.2% | Reduced |
| Empowered Funds, LLC | 10,021 | $1.51M | 0.02% | +395+4.1% | Added |
| Manning & Napier Advisors LLC | 9,976 | $1.50M | 0.02% | +9,976 | New |
| Citigroup Inc | 9,890 | $1.49M | 0.00% | +2,194+28.5% | Added |
| Louisiana State Employees Retirement System | 9,300 | $1.40M | 0.03% | +200+2.2% | Added |
| Recurrent Investment Advisors LLC | 9,241 | $1.39M | 0.14% | −642−6.5% | Reduced |
| Skandinaviska Enskilda Banken AB (publ) | 9,101 | $1.37M | 0.01% | 00.0% | Unchanged |
| B. Metzler seel. Sohn & Co. AG | 9,000 | $1.35M | 0.01% | 00.0% | Unchanged |
| B. Metzler seel. Sohn & Co. Holding AG | 9,000 | $1.35M | 0.01% | +9,000 | New |
| Sterling Capital Management LLC | 8,994 | $1.35M | 0.02% | +8,994 | New |
| Centiva Capital, LP | 8,785 | $1.32M | 0.06% | +3,209+57.6% | Added |
| State of Michigan Retirement System | 8,700 | $1.31M | 0.01% | +200+2.4% | Added |
| New York State Teachers Retirement System | 8,202 | $1.23M | 0.00% | −200−2.4% | Reduced |
| RiverFront Investment Group, LLC | 8,000 | $1.20M | 0.03% | 00.0% | Unchanged |
| Panagora Asset Management Inc | 7,952 | $1.20M | 0.01% | +1,897+31.3% | Added |
| Thrivent Financial for Lutherans | 7,855 | $1.18M | 0.00% | +89+1.1% | Added |
| Advisors Asset Management, Inc. | 7,550 | $1.13M | 0.02% | +930+14.0% | Added |
| State of Tennessee, Treasury Department | 7,500 | $1.13M | 0.00% | 00.0% | Unchanged |
| Northwestern Mutual Investment Management Company, LLC | 7,418 | $1.11M | 0.03% | +244+3.4% | Added |
| Financial Enhancement Group LLC | 9,824 | $1.11M | 0.22% | +9,824 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 7,370 | $1.11M | 0.01% | +246+3.5% | Added |
| Prudential Financial Inc | 7,209 | $1.08M | 0.00% | +4,511+167.2% | Added |
| Wealthcare Advisory Partners LLC | 7,171 | $1.08M | 0.03% | −760−9.6% | Reduced |
| Custom Index Systems, LLC | 7,105 | $1.07M | 0.58% | +4,956+230.6% | Added |
| New Mexico Educational Retirement Board | 7,000 | $1.05M | 0.04% | 00.0% | Unchanged |
| Pathstone Holdings, LLC | 6,828 | $1.03M | 0.00% | +10.0% | Added |
| Oregon Public Employees Retirement Fund | 6,778 | $1.02M | 0.02% | +120+1.8% | Added |
| Pettee Investors, Inc. | 6,711 | $1.01M | 0.49% | 00.0% | Unchanged |
| Gotham Asset Management, LLC | 6,678 | $1.00M | 0.01% | −11,060−62.4% | Reduced |
| Voloridge Investment Management, LLC | 6,673 | $1.00M | 0.00% | +6,673 | New |
| British Columbia Investment Management Corp | 6,442 | $968.2K | 0.01% | −932−12.6% | Reduced |
| First Eagle Investment Management, LLC | 5,988 | $899.9K | 0.00% | +550+10.1% | Added |
| Peterson Wealth Services | 5,916 | $889.1K | 0.28% | +744+14.4% | Added |
| JustInvest LLC | 5,916 | $889.1K | 0.01% | −3−0.1% | Reduced |