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 |
|---|---|---|---|---|---|
| Ci Investments Inc. | 4,064 | $353.0K | 0.00% | −1,501−27.0% | Reduced |
| Raymond James & Associates | 3,985 | $346.0K | 0.00% | −30,196−88.3% | Reduced |
| Amalgamated Bank | 3,888 | $338.0K | 0.00% | −2,438−38.5% | Reduced |
| Ameritas Investment Partners, Inc. | 3,900 | $338.0K | 0.02% | 00.0% | Unchanged |
| Roosevelt Investment Group LLC | 3,866 | $336.0K | 0.02% | −412−9.6% | Reduced |
| Comerica Bank | 3,460 | $328.0K | 0.00% | +539+18.5% | Added |
| British Columbia Investment Management Corp | 3,769 | $327.0K | 0.00% | −689−15.5% | Reduced |
| Bayesian Capital Management, LP | 3,747 | $326.0K | 0.07% | −7,200−65.8% | Reduced |
| Atria Wealth Solutions, Inc. | 3,654 | $317.5K | 0.01% | +3,654 | New |
| Principal Financial Group Inc | 3,653 | $317.0K | 0.00% | −695−16.0% | Reduced |
| Toroso Investments, LLC | 3,617 | $314.0K | 0.01% | +1,498+70.7% | Added |
| Larson Financial Group LLC | 3,609 | $314.0K | 0.04% | +3,332+1,202.9% | Added |
| SevenOneSeven Capital Management | 3,567 | $310.0K | 0.73% | −2,285−39.0% | Reduced |
| NinePointTwo Capital | 3,458 | $300.0K | 0.12% | 00.0% | Unchanged |
| Hennion & Walsh Asset Management, Inc. | 3,447 | $299.0K | 0.02% | −178−4.9% | Reduced |
| Ontario Teachers Pension Plan Board | 3,445 | $299.0K | 0.00% | +3,445 | New |
| CWM Advisors, LLC | 3,386 | $294.0K | 0.04% | +3,386 | New |
| Alps Advisors Inc | 3,372 | $293.0K | 0.00% | +373+12.4% | Added |
| Aigen Investment Management, LP | 3,347 | $291.0K | 0.04% | −2,907−46.5% | Reduced |
| Boothbay Fund Management, LLC | 3,342 | $290.0K | 0.01% | +1,297+63.4% | Added |
| Yorktown Management & Research Co Inc | 3,050 | $265.0K | 0.34% | +3,050 | New |
| Standard Life Aberdeen plc | 3,048 | $264.0K | 0.00% | +698+29.7% | Added |
| Diversified Trust Co | 3,024 | $263.0K | 0.01% | −1,264−29.5% | Reduced |
| CSS LLC | 3,000 | $261.0K | 0.02% | +3,000 | New |
| New York State Teachers Retirement System | 2,900 | $252.0K | 0.00% | 00.0% | Unchanged |
| UBS Group AG | 2,870 | $250.0K | 0.00% | −32,388−91.9% | Reduced |
| Advisory Services Network, LLC | 2,881 | $250.0K | 0.01% | +817+39.6% | Added |
| TD Asset Management Inc | 2,920 | $249.0K | 0.00% | −100−3.3% | Reduced |
| Oppenheimer & Co Inc | 2,857 | $248.0K | 0.01% | +534+23.0% | Added |
| Synovus Financial Corp | 2,775 | $241.0K | 0.00% | +94+3.5% | Added |
| Gsa Capital Partners LLP | 2,707 | $235.0K | 0.03% | −124−4.4% | Reduced |
| Investors Research Corp | 2,550 | $222.0K | 0.07% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 2,526 | $219.5K | 0.00% | −378−13.0% | Reduced |
| Colony Group LLC | 2,507 | $218.0K | 0.00% | +2,507 | New |
| Nordea Investment Management AB | 2,540 | $217.0K | 0.00% | +416+19.6% | Added |
| Raymond James Financial Services Advisors, Inc. | 2,423 | $211.0K | 0.00% | −2,836−53.9% | Reduced |
| US Bancorp | 2,395 | $208.0K | 0.00% | +13+0.5% | Added |
| National Bank of Canada | 2,302 | $198.0K | 0.00% | −15,308−86.9% | Reduced |
| PGGM Investments | 2,203 | $191.0K | 0.00% | +2,203 | New |
| Daiwa Securities Group Inc. | 2,024 | $176.0K | 0.00% | 00.0% | Unchanged |
| Alpha Paradigm Partners, LLC | 1,947 | $169.0K | 0.07% | +1,787+1,116.9% | Added |
| The PNC Financial Services Group, Inc. | 1,834 | $159.0K | 0.00% | +389+26.9% | Added |
| Covestor Ltd | 1,566 | $136.0K | 0.12% | +427+37.5% | Added |
| Forsta Ap-Fonden | 1,500 | $130.0K | 0.00% | +1,500 | New |
| Northwestern Mutual Wealth Management Co | 1,458 | $126.0K | 0.00% | +1,455+48,500.0% | Added |
| State of Wyoming | 1,268 | $110.0K | 0.05% | −418−24.8% | Reduced |
| Globeflex Capital L P | 1,003 | $87.0K | 0.01% | 00.0% | Unchanged |
| Banque Cantonale Vaudoise | 1,000 | $87.0K | 0.00% | 00.0% | Unchanged |
| Leonteq Securities AG | 997 | $86.6K | 0.00% | +357+55.8% | Added |
| Group One Trading, L.P. | 975 | $85.0K | 0.00% | −808−45.3% | Reduced |
| Harel Insurance Investments & Financial Services Ltd. | 983 | $84.0K | 0.00% | −18,354−94.9% | Reduced |
| AlphaCentric Advisors LLC | 714 | $62.0K | 0.06% | +714 | New |
| Ossiam | 703 | $61.0K | 0.00% | +703 | New |
| Federation des caisses Desjardins du Quebec | 695 | $60.4K | 0.00% | +695 | New |
| Chiron Investment Management, LLC | 682 | $59.0K | 0.01% | +682 | New |
| MetLife Investment Management | 678 | $58.9K | 0.00% | −17−2.4% | Reduced |
| Macquarie Group Ltd | 643 | $56.0K | 0.00% | −73,870−99.1% | Reduced |
| Exchange Traded Concepts, LLC | 586 | $51.0K | 0.00% | −3,400−85.3% | Reduced |
| Wipfli Financial Advisors LLC, | 570 | $50.0K | 0.00% | +570 | New |
| Quadrant Capital Group LLC | 567 | $49.0K | 0.01% | −133−19.0% | Reduced |
| Rockefeller Capital Management L.P. | 516 | $44.0K | 0.00% | +290+128.3% | Added |
| IFP Advisors, Inc | 356 | $42.0K | 0.00% | +47+15.2% | Added |
| Gulf International Bank (UK) Ltd | 440 | $38.0K | 0.00% | +440 | New |
| FourThought Financial, LLC | 428 | $37.0K | 0.01% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 407 | $35.0K | 0.00% | −66−14.0% | Reduced |
| Smithfield Trust Co | 379 | $33.0K | 0.00% | −1,715−81.9% | Reduced |
| Harvest Fund Management Co., Ltd | 378 | $33.0K | 0.01% | −519−57.9% | Reduced |
| Wahed Invest LLC | 383 | $33.0K | 0.02% | +34+9.7% | Added |
| Proequities, Inc. | 358 | $31.0K | 0.00% | +157+78.1% | Added |
| American International Group, Inc. | 346 | $30.0K | 0.00% | +1+0.3% | Added |
| Arcadia Investment Management Corp | 350 | $30.0K | 0.01% | 00.0% | Unchanged |
| Kistler-Tiffany Companies, LLC | 296 | $26.0K | 0.01% | +296 | New |
| Huntington National Bank | 260 | $23.0K | 0.00% | +52+25.0% | Added |
| Tower Research Capital LLC (TRC) | 244 | $21.0K | 0.00% | +150+159.6% | Added |
| Steward Partners Investment Advisory, LLC | 195 | $17.0K | 0.00% | −79−28.8% | Reduced |
| Altshuler Shaham Ltd | 202 | $17.0K | 0.00% | −39−16.2% | Reduced |
| TCI Wealth Advisors, Inc. | 194 | $17.0K | 0.00% | −18−8.5% | Reduced |
| Deseret Mutual Benefit Administrators | 199 | $17.0K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 175 | $15.0K | 0.00% | −118−40.3% | Reduced |
| Private Trust Co NA | 170 | $15.0K | 0.00% | −8−4.5% | Reduced |
| CVA Family Office, LLC | 170 | $15.0K | 0.00% | +20+13.3% | Added |
| Fred Alger Management, LLC | 158 | $14.0K | 0.00% | 00.0% | Unchanged |
| Silver Oak Securities, Inc | 102 | $12.7K | 0.00% | +102 | New |
| American Portfolios Advisors | 140 | $12.2K | 0.00% | 00.0% | Unchanged |
| Riverview Trust Co | 129 | $11.0K | 0.01% | +129 | New |
| Crewe Advisors LLC | 113 | $10.0K | 0.00% | 00.0% | Unchanged |
| Worth Asset Management, LLC | 101 | $9.00K | 0.01% | −100−49.8% | Reduced |
| Jackson, Grant Investment Advisers, Inc. | 109 | $9.00K | 0.00% | 00.0% | Unchanged |
| First Eagle Investment Management, LLC | 106 | $9.00K | 0.00% | +84+381.8% | Added |
| Lindbrook Capital, LLC | 106 | $9.00K | 0.00% | +86+430.0% | Added |
| Carmichael Hill & Associates, Inc. | 100 | $9.00K | 0.01% | +100 | New |
| CWM, LLC | 95 | $8.00K | 0.00% | −587−86.1% | Reduced |
| Core Alternative Capital | 86 | $7.00K | 0.00% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 69 | $7.00K | 0.00% | 00.0% | Unchanged |
| Massmutual Trust Co FSB | 70 | $6.00K | 0.00% | −3−4.1% | Reduced |
| Meeder Asset Management Inc | 57 | $5.00K | 0.00% | 00.0% | Unchanged |
| Bell Investment Advisors, Inc | 61 | $5.00K | 0.00% | +6+10.9% | Added |
| Anchor Investment Management, LLC | 52 | $4.52K | 0.00% | 00.0% | Unchanged |
| JFS Wealth Advisors, LLC | 32 | $3.00K | 0.00% | −43−57.3% | Reduced |
| Parkside Financial Bank & Trust | 31 | $3.00K | 0.00% | −23−42.6% | Reduced |