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, Q1 2022
Institutional positions in Westlake Corp as of Mar 31, 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
- 328
- +32 vs. Q4 2021
- Shares held
- 35.5M
- +880.8K (+2.5%) vs. Q4 2021
- Total value
- $4.38B
- +$1.02B (+30.2%) vs. Q4 2021
- New holders
- 72
- 97 more added
- Sold out
- 40
- 115 more reduced
2 institutions that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding Westlake Corp; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Capital Advisors, Ltd. LLC | 3 | $0 | 0.00% | 00.0% | Unchanged |
| AdvisorNet Financial, Inc | 2 | $0 | 0.00% | +2 | New |
| SJS Investment Consulting Inc. | 2 | $0 | 0.00% | +2 | New |
| CWM, LLC | 10 | $1.00K | 0.00% | 00.0% | Unchanged |
| Bellwether Advisors, LLC | 13 | $1.00K | 0.00% | 00.0% | Unchanged |
| Schubert & Co | 12 | $1.00K | 0.00% | +2+20.0% | Added |
| Your Advocates Ltd., LLP | 5 | $1.00K | 0.00% | 00.0% | Unchanged |
| Disciplined Investments, LLC | 12 | $1.00K | 0.00% | +12 | New |
| Quent Capital, LLC | 7 | $1.00K | 0.00% | +7 | New |
| Raffa Wealth Management, LLC | 9 | $1.11K | 0.00% | 00.0% | Unchanged |
| TD Private Client Wealth LLC | 10 | $1.23K | 0.00% | 00.0% | Unchanged |
| Clearstead Advisors, LLC | 19 | $2.00K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 18 | $2.00K | 0.00% | 00.0% | Unchanged |
| Sound Income Strategies, LLC | 15 | $2.00K | 0.00% | 00.0% | Unchanged |
| NewSquare Capital LLC | 17 | $2.00K | 0.00% | +17 | New |
| Cordant, Inc. | 20 | $2.00K | 0.00% | +20 | New |
| Plante Moran Financial Advisors, LLC | 25 | $3.00K | 0.00% | 00.0% | Unchanged |
| Glassman Wealth Services | 24 | $3.00K | 0.00% | −1−4.0% | Reduced |
| Lindbrook Capital, LLC | 26 | $3.00K | 0.00% | +6+30.0% | Added |
| Bessemer Group Inc | 25 | $3.00K | 0.00% | +25 | New |
| SRS Capital Advisors, Inc. | 26 | $3.00K | 0.00% | +26 | New |
| Heritage Wealth Management, LLC | 25 | $3.00K | 0.00% | +25 | New |
| TCWP LLC | 31 | $3.00K | 0.00% | +31 | New |
| JFS Wealth Advisors, LLC | 36 | $4.00K | 0.00% | +22+157.1% | Added |
| Fifth Third Bancorp | 32 | $4.00K | 0.00% | +32 | New |
| Steward Financial Group LLC | 36 | $4.00K | 0.00% | +36 | New |
| Benjamin Edwards Inc | 43 | $5.00K | 0.00% | 00.0% | Unchanged |
| Earnest Partners LLC | 45 | $6.00K | 0.00% | 00.0% | Unchanged |
| Loomis Sayles & Co L P | 46 | $6.00K | 0.00% | +46 | New |
| Meeder Asset Management Inc | 57 | $7.00K | 0.00% | −3,998−98.6% | Reduced |
| Core Alternative Capital | 65 | $8.00K | 0.00% | +65 | New |
| Massmutual Trust Co FSB | 70 | $9.00K | 0.00% | 00.0% | Unchanged |
| Vestcor Inc | 72 | $9.00K | 0.00% | 00.0% | Unchanged |
| Stonebridge Capital Advisors LLC | 79 | $10.0K | 0.00% | +79 | New |
| Huntington National Bank | 86 | $11.0K | 0.00% | −6−6.5% | Reduced |
| Hillsdale Investment Management Inc. | 100 | $12.0K | 0.00% | −5,800−98.3% | Reduced |
| Spectrum Management Group, LLC | 95 | $12.0K | 0.00% | +95 | New |
| Jackson, Grant Investment Advisers, Inc. | 109 | $13.0K | 0.01% | +109 | New |
| CVA Family Office, LLC | 115 | $14.0K | 0.00% | −60−34.3% | Reduced |
| Rockefeller Capital Management L.P. | 136 | $16.0K | 0.00% | +30+28.3% | Added |
| American Portfolios Advisors | 140 | $17.3K | 0.00% | +80+133.3% | Added |
| Nisa Investment Advisors, LLC | 160 | $20.0K | 0.00% | 00.0% | Unchanged |
| Brown Brothers Harriman & Co | 175 | $22.0K | 0.00% | +175 | New |
| Fortitude Advisory Group L.L.C. | 185 | $23.0K | 0.01% | 00.0% | Unchanged |
| Deseret Mutual Benefit Administrators | 199 | $25.0K | 0.00% | −118−37.2% | Reduced |
| Proequities, Inc. | 200 | $25.0K | 0.00% | 00.0% | Unchanged |
| Allworth Financial LP | 222 | $27.0K | 0.00% | +222 | New |
| Nomura Asset Management Co Ltd | 220 | $27.1K | 0.00% | +220 | New |
| Simplex Trading, LLC | 231 | $28.0K | 0.00% | +31+15.5% | Added |
| TCI Wealth Advisors, Inc. | 227 | $28.0K | 0.00% | +37+19.5% | Added |
| Worth Asset Management, LLC | 221 | $28.0K | 0.02% | +221 | New |
| Steward Partners Investment Advisory, LLC | 288 | $36.0K | 0.00% | +288 | New |
| Signaturefd, LLC | 303 | $37.0K | 0.00% | +161+113.4% | Added |
| Arcadia Investment Management Corp | 350 | $43.0K | 0.01% | 00.0% | Unchanged |
| Patriot Financial Group Insurance Agency, LLC | 388 | $48.0K | 0.01% | −346−47.1% | Reduced |
| American International Group, Inc. | 403 | $50.0K | 0.00% | −8−1.9% | Reduced |
| Koshinski Asset Management, Inc. | 524 | $52.2K | 0.00% | 00.0% | Unchanged |
| FourThought Financial, LLC | 445 | $53.0K | 0.01% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 478 | $60.0K | 0.00% | +119+33.1% | Added |
| Group One Trading, L.P. | 526 | $65.0K | 0.00% | +526 | New |
| IFP Advisors, Inc | 612 | $72.0K | 0.00% | +599+4,607.7% | Added |
| Quadrant Capital Group LLC | 615 | $76.0K | 0.01% | +40+7.0% | Added |
| Robeco Institutional Asset Management B.V. | 630 | $78.0K | 0.00% | 00.0% | Unchanged |
| Zions Bancorporation, N.A. | 639 | $79.0K | 0.01% | +634+12,680.0% | Added |
| Leonteq Securities AG | 705 | $87.0K | 0.00% | −175−19.9% | Reduced |
| Harvest Fund Management Co., Ltd | 897 | $110.0K | 0.02% | +897 | New |
| Ci Investments Inc. | 920 | $114.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 958 | $118.2K | 0.00% | +958 | New |
| State of Wyoming | 966 | $119.0K | 0.06% | +247+34.4% | Added |
| Globeflex Capital L P | 1,003 | $124.0K | 0.03% | +1,003 | New |
| Walleye Trading LLC | 1,202 | $148.0K | 0.00% | −3,234−72.9% | Reduced |
| Convergence Investment Partners, LLC | 1,229 | $152.0K | 0.08% | +1,229 | New |
| C M Bidwell & Associates Ltd | 1,248 | $154.0K | 0.10% | +1,248 | New |
| Covestor Ltd | 1,420 | $175.0K | 0.12% | +741+109.1% | Added |
| Smithfield Trust Co | 1,594 | $196.0K | 0.01% | 00.0% | Unchanged |
| Storebrand Asset Management AS | 1,626 | $200.6K | 0.00% | −459−22.0% | Reduced |
| Itau Unibanco Holding S.A. | 1,637 | $202.0K | 0.01% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 1,662 | $205.0K | 0.00% | +1,662 | New |
| Greenleaf Trust | 1,750 | $216.0K | 0.00% | +1,750 | New |
| Corient Capital Partners, LLC | 1,764 | $218.0K | 0.01% | +1,764 | New |
| SG Americas Securities, LLC | 1,788 | $221.0K | 0.00% | −1,969−52.4% | Reduced |
| Altshuler Shaham Ltd | 1,808 | $223.0K | 0.00% | +209+13.1% | Added |
| Asset Management One Co.,Ltd. | 1,930 | $238.0K | 0.00% | 00.0% | Unchanged |
| Wetherby Asset Management Inc | 1,940 | $239.0K | 0.01% | +1,940 | New |
| Aptus Capital Advisors, LLC | 1,941 | $240.0K | 0.01% | +1,941 | New |
| Guardian Wealth Advisors, LLC | 1,941 | $240.0K | 0.10% | +1,941 | New |
| Forum Financial Management, LP | 1,961 | $241.0K | 0.01% | +1,961 | New |
| Bourgeon Capital Management LLC | 2,000 | $247.0K | 0.06% | −500−20.0% | Reduced |
| ProShare Advisors LLC | 2,032 | $250.0K | 0.00% | −203−9.1% | Reduced |
| Brown Advisory Inc | 2,100 | $259.0K | 0.00% | −36−1.7% | Reduced |
| DekaBank Deutsche Girozentrale | 2,110 | $264.0K | 0.00% | 00.0% | Unchanged |
| Eagle Global Advisors LLC | 2,178 | $269.0K | 0.02% | +2,178 | New |
| Denali Advisors LLC | 2,257 | $279.0K | 0.11% | +1,593+239.9% | Added |
| Standard Life Aberdeen plc | 2,259 | $280.0K | 0.00% | 00.0% | Unchanged |
| William Blair Investment Management, LLC | 2,324 | $287.0K | 0.00% | +2,324 | New |
| Y-Intercept (Hong Kong) Ltd | 2,335 | $288.0K | 0.07% | +2,335 | New |
| Pictet Asset Management SA | 2,411 | $298.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 2,451 | $303.0K | 0.00% | +55+2.3% | Added |
| Keybank National Association | 2,466 | $304.0K | 0.00% | −3,141−56.0% | Reduced |
| Colony Group LLC | 2,490 | $307.0K | 0.00% | −550−18.1% | Reduced |