WestlakeWLK
13F holders, Q1 2025 (March 31)At the end of Q1 2025, 361 institutions reported holding Westlake Corp. (WLK) in their 13F filings, down 17 from Q4 2024. 39 opened new positions and 60 sold out. The largest holders were Victory Capital Management Inc. ($390.1M), BlackRock, Inc. ($366.2M) and Vanguard Group Inc. ($355.1M). 6 famous investors held it, including Israel Englander (0.1% of Millennium Management's portfolio), Ken Griffin (0.1% of Citadel Advisors's portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).
- Company
- Westlake Corp.
- CUSIP
- 960413102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 39 | $73.7M |
| Exits | 60 | $122.7M |
All 13F filers, Q4 2024 → Q1 2025: 5,199,849 shares bought and 3,833,550 shares sold, net +1,366,299 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 361 holders
| Victory Capital Management Inc. | 0.41% | Add +17.7% | 3,900,025 | $390.1M |
| BlackRock, Inc. | 0.01% | Add +0.1% | 3,660,406 | $366.2M |
| Vanguard Group Inc. | 0.01% | Reduce -8.4% | 3,550,310 | $355.1M |
| State Street Corp. | 0.01% | Add +36.5% | 1,630,106 | $163.1M |
| FMR LLC | 0.01% | Add +7.7% | 1,548,866 | $154.9M |
| Capital World Investors | 0.02% | Add +0.2% | 1,290,128 | $129.1M |
| Goldman Sachs Group Inc. | 0.02% | Add +10.9% | 1,041,190 | $104.2M |
| Dimensional Fund Advisors LP | 0.02% | Add +0.6% | 939,669 | $94.0M |
| Millennium Management | 0.09% | Add +366.8% | 901,229 | $90.1M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.18% | Reduce -3.3% | 853,831 | $85.4M |
| Citadel Advisors | 0.08% | Add +25.4% | 852,856 | $85.3M |
| Jacobs Levy Equity Management, Inc. | 0.31% | Reduce -2.9% | 775,801 | $77.6M |
| Nuveen, LLC | 0.02% | — | 729,521 | $73.0M |
| Ilex Capital Partners (UK) LLP | 2.86% | Add +359.8% | 699,007 | $69.9M |
| UBS Group AG | 0.01% | Add +9.2% | 609,078 | $60.9M |
| Geode Capital Management, LLC | 0.00% | Add +3.4% | 576,779 | $57.6M |
| Allspring Global Investments Holdings, LLC | 0.10% | Add +46.6% | 551,766 | $55.2M |
| Balyasny Asset Management L.P. | 0.13% | Reduce -47.5% | 521,876 | $52.2M |
| Brandes Investment Partners, LP | 0.43% | New | 421,020 | $42.1M |
| ExodusPoint Capital Management, LP | 0.55% | Add +21.2% | 417,760 | $41.8M |
| Janus Henderson Group PLC | 0.02% | Add +6.0% | 394,521 | $39.1M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.01% | Add +7.0% | 371,175 | $37.1M |
| Norges Bank | 0.01% | Reduce -9.3% | 368,875 | $36.9M |
| Voloridge Investment Management, LLC | 0.13% | Add +58.4% | 346,970 | $34.7M |
| Northern Trust Corp. | 0.00% | Add +2.9% | 314,618 | $31.5M |
| Renaissance Technologies | 0.04% | Reduce -20.1% | 280,100 | $28.0M |
| Two Sigma Investments, LP | 0.06% | Add +155.1% | 266,071 | $26.6M |
| Morgan Stanley | 0.00% | Reduce -12.9% | 262,556 | $26.3M |
| ProShare Advisors LLC | 0.06% | Add +4.5% | 260,323 | $26.0M |
| Schroder Investment Management Group | 0.03% | Reduce -31.5% | 249,546 | $24.7M |
| Charles Schwab Investment Management Inc. | 0.00% | Add +3.5% | 244,497 | $24.5M |
| Squarepoint Ops LLC | 0.06% | Add +30.1% | 232,058 | $23.2M |
| Deprince Race & Zollo Inc. | 0.48% | Add +5.6% | 230,488 | $23.1M |
| D. E. Shaw & Co. | 0.03% | Reduce -9.7% | 228,357 | $22.8M |
| Bank of America Corp. | 0.00% | Add +341.2% | 221,443 | $22.2M |
| Bank of New York Mellon Corp | 0.00% | Reduce -2.8% | 219,679 | $22.0M |
| Bank of Montreal | 0.01% | Add +40.5% | 210,224 | $21.0M |
| Alyeska Investment Group, L.P. | 0.08% | Add +83.3% | 192,876 | $19.3M |
| First Trust Advisors LP | 0.01% | Reduce -79.9% | 166,559 | $16.7M |
| Two Sigma Advisers, LP | 0.04% | Add +61.3% | 166,100 | $16.6M |
| Robotti Robert | 3.30% | Add +0.2% | 164,696 | $16.5M |
| 1832 Asset Management L.P. | 0.03% | Reduce -59.1% | 153,740 | $15.4M |
| Erste Asset Management GmbH | 0.20% | Add +8.5% | 153,201 | $15.3M |
| Legal & General Group Plc | 0.00% | Reduce -8.0% | 144,995 | $14.5M |
| Man Group plc | 0.04% | Add +263.1% | 140,891 | $14.1M |
| Invesco Ltd. | 0.00% | Reduce -9.2% | 134,380 | $13.4M |
| JPMorgan Chase & Co. | 0.00% | Add +16.0% | 129,035 | $12.9M |
| Quantinno Capital Management LP | 0.08% | Add +43.9% | 127,513 | $12.8M |
| Ameriprise Financial Inc. | 0.00% | Add +10.7% | 118,923 | $11.9M |
| Drummond Knight Asset Management Pty Ltd | 5.89% | Add +37.9% | 117,231 | $11.7M |
| Russell Investments Group, Ltd. | 0.02% | Reduce -10.1% | 116,603 | $11.7M |
| Qube Research & Technologies Ltd | 0.02% | Reduce -2.5% | 115,800 | $11.6M |
| Raymond James Financial Inc. | 0.00% | Reduce -3.4% | 112,945 | $11.3M |
| Lazard Asset Management LLC | 0.02% | Add +12.2% | 111,513 | $11.2M |
| Swiss National Bank | 0.01% | No change | 109,000 | $10.9M |
| Barclays PLC | 0.00% | Reduce -19.5% | 106,820 | $10.7M |
| Storebrand Asset Management As | 0.03% | Reduce -5.1% | 106,745 | $10.7M |
| Rhumbline Advisers | 0.01% | Add +2.4% | 100,439 | $10.0M |
| Holocene Advisors, LP | 0.03% | Add +100.9% | 99,073 | $9.9M |
| Wedge Capital Management L L P | 0.18% | Add +19.5% | 94,638 | $9.5M |
| Walnut Level Capital LLC | 7.39% | Add +28.0% | 92,500 | $9.3M |
| Sprott Inc. | 0.53% | Add +38.5% | 90,000 | $9.0M |
| Jane Street Group, LLC | 0.02% | Add +1018.4% | 85,940 | $8.6M |
| Sumitomo Mitsui Trust Group, Inc. | 0.01% | Reduce -0.5% | 79,089 | $7.9M |
| Principal Financial Group Inc. | 0.00% | Add +0.4% | 76,996 | $7.7M |
| Cerity Partners LLC | 0.02% | Reduce -9.3% | 74,928 | $7.5M |
| HITE Hedge Asset Management LLC | 0.44% | Add +17.9% | 71,475 | $7.1M |
| Alliancebernstein L.P. | 0.00% | Add +7.5% | 68,469 | $6.8M |
| HRT Financial LP | 0.04% | New | 68,304 | $6.8M |
| Wells Fargo & Company | 0.00% | Add +16.1% | 61,206 | $6.1M |
| Janney Montgomery Scott LLC | 0.02% | Add +2.8% | 61,134 | $6.1M |
| California Public Employees Retirement System | 0.00% | Reduce -1.2% | 58,830 | $5.9M |
| SG Americas Securities, LLC | 0.02% | Reduce -42.5% | 57,560 | $5.8M |
| Verition Fund Management LLC | 0.03% | Reduce -15.8% | 51,511 | $5.2M |
| Amundi | 0.00% | Reduce -81.8% | 50,770 | $4.8M |
| Thomist Capital Management, LP | 1.92% | New | 46,100 | $4.6M |
| California State Teachers Retirement System | 0.01% | Add +0.2% | 45,195 | $4.5M |
| Retirement Systems of Alabama | 0.02% | Add +0.1% | 40,729 | $4.1M |
| Canada Pension Plan Investment Board | 0.00% | Reduce -36.4% | 39,364 | $3.9M |
| Royal Bank of Canada | 0.00% | Add +90.0% | 38,687 | $3.9M |
| Corebridge Financial, Inc. | 0.02% | Reduce -2.4% | 36,963 | $3.7M |
| Graham Capital Management, L.P. | 0.17% | Add +105.9% | 36,754 | $3.7M |
| Walleye Capital LLC | 0.04% | Add +412.7% | 34,377 | $3.4M |
| Deutsche Bank AG | 0.00% | Reduce -13.9% | 33,230 | $3.3M |
| Weiss Asset Management LP | 0.12% | New | 31,702 | $3.2M |
| Healthcare of Ontario Pension Plan Trust Fund | 0.01% | Add +52.2% | 30,900 | $3.1M |
| Comerica Bank | 0.01% | Add +3.5% | 30,638 | $3.1M |
| LPL Financial LLC | 0.00% | Add +17.3% | 30,421 | $3.0M |
| Mitsubishi UFJ Asset Management Co., Ltd. | 0.00% | Add +1.0% | 29,692 | $3.0M |
| ING Groep NV | 0.02% | Add +32.7% | 29,600 | $3.0M |
| Danske Bank A/S | 0.01% | Reduce -7.7% | 28,712 | $2.9M |
| Citigroup Inc. | 0.00% | Reduce -14.7% | 28,252 | $2.8M |
| State Board of Administration of Florida Retirement System | 0.01% | No change | 27,975 | $2.8M |
| Manufacturers Life Insurance Company, The | 0.00% | Add +21.0% | 27,969 | $2.8M |
| State of Alaska, Department of Revenue | 0.03% | Add +0.4% | 27,858 | $2.8M |
| Magnetar Financial LLC | 0.04% | New | 27,277 | $2.7M |
| National Bank of Canada | 0.00% | Reduce -0.0% | 26,974 | $2.7M |
| KBC Group NV | 0.01% | Reduce -2.0% | 26,695 | $2.7M |
| Envestnet Asset Management Inc. | 0.00% | Add +45.2% | 26,535 | $2.7M |
| BNP Paribas Financial Markets | 0.00% | Reduce -64.9% | 26,356 | $2.6M |
| Manning & Napier Advisors LLC | 0.03% | Add +39.3% | 26,171 | $2.6M |
| CANADA LIFE ASSURANCE Co | 0.00% | Reduce -5.3% | 26,059 | $2.6M |
| State of Wisconsin Investment Board | 0.01% | Add +15.3% | 25,647 | $2.6M |
| Wealthfront Advisers LLC | 0.01% | Add +61.6% | 24,498 | $2.5M |
| Worldquant Millennium Advisors LLC | 0.01% | No change | 22,720 | $2.3M |
| American Century Companies Inc. | 0.00% | Reduce -46.9% | 22,644 | $2.3M |
| Knights of Columbus Asset Advisors LLC | 0.15% | Reduce -47.8% | 22,364 | $2.2M |
| South Dakota Investment Council | 0.05% | No change | 22,135 | $2.2M |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -4.3% | 21,183 | $2.1M |
| Dana Investment Advisors, Inc. | 0.07% | Reduce -1.2% | 19,966 | $2.0M |
| Schonfeld Strategic Advisors LLC | 0.01% | Reduce -47.1% | 19,234 | $1.9M |
| AQR Capital Management | 0.00% | Add +9.6% | 19,094 | $1.9M |
| MetLife Investment Management, LLC | 0.01% | Reduce -1.5% | 18,583 | $1.9M |
| Recurrent Investment Advisors LLC | 0.15% | Add +19.7% | 18,098 | $1.8M |
| APG Asset Management N.V. | 0.01% | Reduce -2.5% | 19,400 | $1.8M |
| State of New Jersey Common Pension Fund D | 0.01% | Add +6.8% | 17,662 | $1.8M |
| Centiva Capital, LP | 0.10% | Add +156.1% | 17,505 | $1.8M |
| Mutual of America Capital Management LLC | 0.02% | Reduce -2.6% | 17,222 | $1.7M |
| Mitsubishi UFJ Trust & Banking Corp | 0.00% | Reduce -4.2% | 17,052 | $1.7M |
| Brevan Howard Capital Management LP | 0.05% | New | 16,207 | $1.6M |
| Cresset Asset Management, LLC | 0.01% | Reduce -8.0% | 16,127 | $1.6M |
| Royal London Asset Management Ltd. | 0.00% | Add +0.5% | 15,982 | $1.6M |
| Ensign Peak Advisors, Inc | 0.00% | Reduce -37.1% | 15,899 | $1.6M |
| Amalgamated Bank | 0.01% | Reduce -0.7% | 15,575 | $1.6M |
| Treasurer of the State of North Carolina | 0.01% | Add +4.1% | 15,342 | $1.5M |
| XTX Topco Ltd | 0.08% | New | 14,995 | $1.5M |
| Pictet Asset Management Holding SA | 0.00% | Reduce -32.6% | 14,897 | $1.5M |
| NorthCoast Asset Management LLC | 0.01% | Reduce -8.5% | 14,664 | $1.5M |
| Aquatic Capital Management LLC | 0.04% | New | 14,126 | $1.4M |
| New York State Common Retirement Fund | 0.00% | No change | 13,975 | $1.4M |
| Oliver Luxxe Assets LLC | 0.26% | Add +8.8% | 13,885 | $1.4M |
| Mn Services Vermogensbeheer B.V. | 0.01% | Reduce -12.2% | 13,700 | $1.4M |
| Gries Financial LLC | 0.26% | New | 13,512 | $1.4M |
| Faithward Advisors, LLC | 0.23% | Reduce -1.4% | 13,234 | $1.3M |
| Korea Investment CORP | 0.00% | Reduce -7.5% | 12,611 | $1.3M |
| Asset Management One Co., Ltd. | 0.00% | Add +4.6% | 12,253 | $1.2M |
| Yousif Capital Management, LLC | 0.01% | Reduce -0.3% | 12,146 | $1.2M |
| KLP Kapitalforvaltning As | 0.01% | No change | 11,900 | $1.2M |
| Resona Asset Management Co.,Ltd. | 0.01% | No change | 11,719 | $1.2M |
| Teachers Retirement System of the State of Kentucky | 0.01% | No change | 11,715 | $1.2M |
| Ameritas Investment Partners, Inc. | 0.04% | Reduce -1.0% | 11,684 | $1.2M |
| Corient Private Wealth LP | 0.00% | Add +10.6% | 11,684 | $1.2M |
| Keeley-Teton Advisors, LLC | 0.14% | Reduce -14.9% | 11,566 | $1.2M |
| Arizona State Retirement System | 0.01% | Reduce -0.3% | 11,166 | $1.1M |
| Susquehanna International Group, LLP | 0.00% | Add +157.2% | 11,084 | $1.1M |
| Nomura Asset Management Co. Ltd. | 0.00% | Add +1.7% | 10,636 | $1.1M |
| HSBC Holdings PLC | 0.00% | Reduce -59.7% | 10,640 | $1.1M |
| Aigen Investment Management, LP | 0.17% | Add +101.3% | 10,572 | $1.1M |
| Public Employees Retirement System of Ohio | 0.00% | Reduce -10.4% | 10,324 | $1.0M |
| iSAM Funds (UK) Ltd | 0.51% | New | 10,300 | $1.0M |
| Axq Capital, LP | 0.41% | Reduce -16.2% | 10,139 | $1.0M |
| Aberdeen Group plc | 0.00% | New | 10,001 | $1.0M |
| Vident Advisory, LLC | 0.01% | Add +426.3% | 9,863 | $987K |
| Louisiana State Employees Retirement System | 0.02% | Add +1.1% | 9,400 | $940K |
| DNB Asset Management AS | 0.00% | Reduce -70.7% | 9,129 | $913K |
| Jefferies Financial Group Inc. | 0.02% | Add +336.0% | 9,108 | $911K |
| Skandinaviska Enskilda Banken AB (publ) | 0.00% | No change | 9,101 | $910K |
| Mercer Global Advisors Inc. | 0.00% | Reduce -22.5% | 9,035 | $904K |
| State of Michigan Retirement System | 0.01% | Add +1.1% | 9,000 | $900K |
| Dark Forest Capital Management LP | 0.04% | Add +94.2% | 8,988 | $899K |
| Sterling Capital Management LLC | 0.01% | Reduce -7.9% | 8,742 | $874K |
| Sei Investments Co. | 0.00% | Add +11.0% | 8,691 | $869K |
| QRG Capital Management, Inc. | 0.01% | Reduce -15.5% | 8,680 | $868K |
| Handelsbanken Fonder AB | 0.00% | No change | 8,600 | $860K |
| Vanguard Personalized Indexing Management, LLC | 0.01% | Add +19.4% | 8,265 | $827K |
| Creative Planning | 0.00% | Add +18.4% | 8,018 | $802K |
| Commonwealth of Pennsylvania Public School Empls Retrmt SYS | 0.00% | Add +8.2% | 7,999 | $800K |
| New York State Teachers Retirement System | 0.00% | Reduce -2.5% | 7,902 | $790K |
| Kestra Investment Management, LLC | 0.02% | Add +77.3% | 7,883 | $789K |
| Thrivent Financial for Lutherans | 0.00% | Reduce -0.4% | 7,846 | $785K |
| Advisors Asset Management, Inc. | 0.01% | Add +5.8% | 7,622 | $762K |
| Northwestern Mutual Investment Management Company, LLC | 0.01% | Add +0.0% | 7,440 | $744K |
| BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp | 0.00% | Reduce -0.0% | 7,390 | $739K |
| Stifel Financial Corp. | 0.00% | Add +259.8% | 7,178 | $718K |
| Appian Way Asset Management LP | 0.17% | Reduce -52.8% | 7,165 | $717K |
| Illinois Municipal Retirement Fund | 0.01% | No change | 7,075 | $708K |
| Ashton Thomas Private Wealth, LLC | 0.03% | New | 7,059 | $706K |
| New Mexico Educational Retirement Board | 0.03% | No change | 7,000 | $700K |
| RiverFront Investment Group, LLC | 0.02% | No change | 6,972 | $697K |
| Pathstone Holdings, LLC | 0.00% | Reduce -1.4% | 6,890 | $689K |
| Oregon Public Employees Retirement Fund | 0.01% | Add +1.5% | 6,868 | $687K |
| Xponance LLC | 0.01% | Reduce -1.5% | 6,776 | $678K |
| Pettee Investors, Inc. | 0.40% | No change | 6,711 | $671K |
| Petrus Trust Company, LTA | 0.06% | Add +4.5% | 6,709 | $671K |
| Peterson Wealth Services | 0.21% | Add +2.8% | 6,578 | $658K |
| Caprock Group, LLC | 0.02% | New | 6,551 | $655K |
| Lighthouse Investment Partners, LLC | 0.03% | New | 6,105 | $611K |
| First Eagle Investment Management, LLC | 0.00% | Add +1.7% | 6,088 | $609K |
| Adage Capital Partners Gp, L.L.C. | 0.00% | Reduce -80.0% | 5,988 | $599K |
| O'shaughnessy Asset Management, LLC | 0.00% | Add +167.3% | 5,831 | $583K |
| Allstate Corp. | 0.02% | New | 5,807 | $581K |
| Toronto Dominion Bank | 0.00% | Add +11.6% | 5,791 | $579K |
| Teacher Retirement System of Texas | 0.00% | New | 5,644 | $565K |
| Gotham Asset Management | 0.00% | Add +33.3% | 5,431 | $543K |
| Denali Advisors LLC | 0.06% | Reduce -1.8% | 5,322 | $532K |
| State of Tennessee, Department of Treasury | 0.00% | Reduce -28.5% | 5,213 | $521K |
| Unison Advisors LLC | 0.07% | Add +0.4% | 5,116 | $512K |
| Ostrum Asset Management | 0.03% | Add +2424.1% | 5,023 | $502K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | No change | 5,018 | $502K |
| Sequent Planning LLC | 0.18% | Reduce -0.3% | 4,980 | $498K |
| Transce3nd, LLC | 0.22% | Add +13.3% | 4,991 | $498K |
| Nissay Asset Management Corp. /Japan | 0.00% | Add +1.3% | 4,940 | $494K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 4,822 | $482K |
| Wellington Management Group LLP | 0.00% | Reduce -89.1% | 4,674 | $468K |
| IFM Investors Pty Ltd | 0.01% | No change | 4,629 | $463K |
| Truist Financial Corp. | 0.00% | New | 4,581 | $458K |
| Sumitomo Mitsui DS Asset Management Company, Ltd | 0.00% | Reduce -0.8% | 4,512 | $451K |
| Quantbot Technologies LP | 0.01% | Reduce -83.1% | 4,451 | $445K |
| CIBC Asset Management Inc | 0.00% | Add +3.0% | 4,362 | $436K |
| Entropy Technologies, LP | 0.04% | Reduce -48.7% | 4,331 | $433K |
| Polymer Capital Management (US) LLC | 0.13% | Reduce -51.9% | 4,235 | $424K |
| Voya Investment Management LLC | 0.00% | Add +2.9% | 4,190 | $419K |
| OP Asset Management Ltd | 0.01% | — | 4,172 | $417K |
| Twinbeech Capital LP | 0.01% | Add +76.1% | 4,036 | $404K |
| Total Wealth Planning & Management, Inc. | 0.41% | Add +51.3% | 3,965 | $397K |
| Oxford Asset Management LLP | 0.18% | New | 3,948 | $395K |
| Commonwealth Equity Services, LLC | 0.00% | Add +13.7% | 3,835 | $384K |
| Occudo Quantitative Strategies LP | 0.05% | Add +109.0% | 3,777 | $374K |
| TD Asset Management Inc | 0.00% | Reduce -7.8% | 3,688 | $369K |
| Public Employees Retirement Association of Colorado | 0.00% | No change | 3,650 | $365K |
| DekaBank Deutsche Girozentrale | 0.00% | Reduce -0.6% | 3,518 | $344K |
| SummitTX Capital, L.P. | 0.01% | — | 3,352 | $335K |
| Applied Finance Capital Management, LLC | 0.02% | Add +3.3% | 3,232 | $323K |
| Captrust Financial Advisors | 0.00% | Add +0.3% | 3,226 | $323K |
| Prudential Financial Inc. | 0.00% | Reduce -22.5% | 3,206 | $321K |
| Federated Hermes, Inc. | 0.00% | Reduce -9.7% | 3,169 | $317K |
| Inspire Investing, LLC | 0.04% | Add +39.8% | 3,140 | $314K |
| Gulf International Bank (UK) Ltd | 0.01% | No change | 3,068 | $306K |
| Yorktown Management & Research Co Inc | 0.33% | No change | 3,050 | $305K |
| Cetera Investment Advisers | 0.00% | Add +0.8% | 3,030 | $303K |
| Daiwa Securities Group Inc. | 0.00% | No change | 3,024 | $302K |
| Bayesian Capital Management, LP | 0.05% | New | 2,841 | $284K |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 0.00% | New | 2,816 | $282K |
| Neuberger Berman Group LLC | 0.00% | Reduce -6.0% | 2,775 | $278K |
| Engineers Gate Manager LP | 0.00% | Add +5.3% | 2,737 | $274K |
| Avanza Fonder AB | 0.01% | No change | 2,680 | $273K |
| Crossmark Global Holdings, Inc. | 0.00% | Add +0.8% | 2,731 | $273K |
| Versant Capital Management, Inc | 0.04% | Add +404.1% | 2,677 | $268K |
| 111 Capital | 0.05% | New | 2,670 | $267K |
| PGGM Investments | 0.00% | No change | 2,668 | $267K |
| Quadrant Capital Group LLC | 0.01% | Add +267.4% | 2,660 | $266K |
| Catalyst Funds Management Pty Ltd | 0.07% | New | 2,600 | $260K |
| Swiss Life Asset Management Ltd | 0.00% | New | 2,583 | $258K |
| HighTower Advisors, LLC | 0.00% | Reduce -5.8% | 2,548 | $255K |
| Nordea Investment Management AB | 0.00% | Reduce -41.9% | 2,560 | $252K |
| Brown Advisory Inc. | 0.00% | Reduce -1.0% | 2,504 | $250K |
| Securian Asset Management, Inc. | 0.01% | No change | 2,503 | $250K |
| Osaic Holdings, Inc. | 0.00% | Add +12.4% | 2,499 | $250K |
| ASR Vermogensbeheer N.V. | 0.00% | — | 2,490 | $249K |
| Oppenheimer & Co. Inc. | 0.00% | Reduce -2.8% | 2,415 | $242K |
| Allianz Asset Management GmbH | 0.00% | Reduce -26.1% | 2,410 | $241K |
| Jump Financial, LLC | 0.00% | New | 2,322 | $232K |
| Quadrature Capital Ltd | 0.01% | Reduce -43.3% | 2,298 | $230K |
| US Bancorp \de | 0.00% | Add +13.2% | 2,295 | $230K |
| Kentucky Retirement Systems | 0.01% | New | 2,289 | $229K |
| Mfa Wealth Advisors, LLC | 0.05% | New | 2,171 | $217K |
| United Services Automobile Association | 0.01% | New | 2,133 | $211K |
| Franklin Resources Inc. | 0.00% | Reduce -93.5% | 2,071 | $207K |
| Eagle Global Advisors LLC | 0.01% | No change | 2,066 | $207K |
| Credit Agricole S A | 0.00% | Add +0.1% | 1,563 | $156K |
| Northwestern Mutual Wealth Management Co. | 0.00% | Reduce -0.2% | 1,548 | $155K |
| Kimelman & Baird, LLC | 0.01% | No change | 1,500 | $150K |
| Macquarie Group Ltd. | 0.00% | Reduce -55.7% | 1,426 | $143K |
| MAI Capital Management | 0.00% | No change | 1,310 | $131K |
| PNC Financial Services Group, Inc. | 0.00% | Add +3.6% | 1,282 | $128K |
| Tower Research Capital LLC (TRC) | 0.00% | Reduce -77.0% | 1,107 | $109K |
| Rakuten Investment Management, Inc. | 0.00% | — | 1,065 | $106K |
| Vestcor Inc | 0.00% | Reduce -77.7% | 888 | $89K |
| Wahed Invest LLC | 0.02% | Add +32.0% | 879 | $88K |
| Allworth Financial LP | 0.00% | Add +139.5% | 922 | $87K |
| BI Asset Management Fondsmaeglerselskab A/S | 0.00% | No change | 622 | $62K |
| Brooklyn Investment Group | 0.01% | Add +66.0% | 601 | $60K |
| Federation des caisses Desjardins du Quebec | 0.00% | Add +61.3% | 579 | $58K |
| Caitong International Asset Management Co., Ltd | 0.04% | Add +3005.6% | 559 | $56K |
| GAMMA Investing LLC | 0.00% | Add +2.1% | 534 | $53K |
| Itau Unibanco Holding S.A. | 0.00% | Reduce -0.6% | 534 | $53K |
| Parallel Advisors, LLC | 0.00% | Add +33.9% | 525 | $53K |
| Fifth Third Bancorp | 0.00% | Add +71.9% | 514 | $51K |
| NewEdge Advisors, LLC | 0.00% | Reduce -10.8% | 498 | $50K |
| Transamerica Financial Advisors, LLC | 0.00% | Add +12.8% | 439 | $44K |
| Signaturefd, LLC | 0.00% | Add +127.1% | 427 | $43K |
| Siemens Fonds Invest GmbH | 0.00% | New | 413 | $41K |
| Cwm, LLC | 0.00% | Reduce -20.4% | 367 | $37K |
| Arcadia Investment Management Corp. | 0.01% | No change | 350 | $35K |
| Private Trust Co. NA | 0.00% | Add +251.1% | 316 | $32K |
| Coldstream Capital Management Inc. | 0.00% | New | 289 | $29K |
| UMB Bank, n.a. | 0.00% | Add +37.9% | 273 | $27K |
| Jones Financial Companies LLLP | 0.00% | Add +20.9% | 254 | $25K |
| Natixis | 0.00% | Add +27.2% | 248 | $25K |
| CIBC Private Wealth Group LLC | 0.00% | New | 287 | $24K |
| Smartleaf Asset Management LLC | 0.00% | Reduce -10.3% | 226 | $22K |
| Livforsakringsbolaget Skandia, Omsesidigt | 0.00% | No change | 200 | $20K |
| CVA Family Office, LLC | 0.00% | Reduce -10.1% | 195 | $20K |
| Arax Advisory Partners | 0.00% | Add +2262.5% | 189 | $19K |
| Nisa Investment Advisors, LLC | 0.00% | No change | 186 | $19K |
| Mirae Asset Global Investments Co., Ltd. | 0.00% | New | 185 | $18K |
| Quent Capital, LLC | 0.00% | Add +42.2% | 165 | $17K |
| CoreCap Advisors, LLC | 0.00% | Add +32.5% | 163 | $16K |
| CI Investments Inc. | 0.00% | Reduce -7.3% | 164 | $16K |
| Lindbrook Capital, LLC | 0.00% | Add +125.7% | 158 | $16K |
| Binnacle Investments Inc | 0.01% | — | 150 | $15K |
| Bessemer Group Inc. | 0.00% | Add +29.1% | 151 | $15K |
| Simplex Trading, LLC | 0.00% | Reduce -93.5% | 146 | $14K |
| Jackson, Grant Investment Advisers, Inc. | 0.00% | No change | 120 | $12K |
| Covestor Ltd | 0.01% | No change | 107 | $11K |
| Farther Finance Advisors, LLC | 0.00% | Reduce -16.8% | 99 | $10K |
| Rise Advisors, LLC | 0.00% | Reduce -28.7% | 82 | $8K |
| Wilmington Savings Fund Society, FSB | 0.00% | No change | 79 | $8K |
| First Horizon Advisors, Inc. | 0.00% | Add +105.4% | 76 | $8K |
| EverSource Wealth Advisors, LLC | 0.00% | Add +33.9% | 75 | $8K |
| Hemington Wealth Management | 0.00% | Add +42.3% | 74 | $7K |
| AlphaQuest LLC | 0.00% | Add +39.6% | 67 | $7K |
| Private Wealth Management Group, LLC | 0.00% | Reduce -29.2% | 63 | $6K |
| Deseret Mutual Benefit Administrators | 0.00% | No change | 62 | $6K |
| Assetmark, Inc. | 0.00% | Add +1400.0% | 60 | $6K |
| True Wealth Design, LLC | 0.00% | Add +1200.0% | 52 | $5K |
| JFS Wealth Advisors, LLC | 0.00% | Reduce -30.6% | 50 | $5K |
| Trust Co. of Vermont | 0.00% | No change | 50 | $5K |
| MassMutual Private Wealth & Trust, FSB | 0.00% | Add +512.5% | 49 | $5K |
| Cetera Trust Company, N.A | 0.00% | No change | 40 | $4K |
| Steward Partners Investment Advisory, LLC | 0.00% | Reduce -36.1% | 39 | $4K |
| Parkside Financial Bank & Trust | 0.00% | Add +32.1% | 37 | $4K |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 0.00% | Add +227.3% | 36 | $4K |
| Bruce G. Allen Investments, LLC | 0.00% | No change | 31 | $3K |
| IFP Advisors, Inc | 0.00% | Reduce -87.5% | 1 | $3K |
| Park Square Financial Group, LLC | 0.00% | Reduce -3.6% | 27 | $3K |
| Harbour Investments, Inc. | 0.00% | No change | 26 | $3K |
| Sierra Ocean, LLC | 0.00% | Reduce -22.6% | 24 | $2K |
| Farmers & Merchants Investments Inc. | 0.00% | Add +76.9% | 23 | $2K |
| Larson Financial Group LLC | 0.00% | No change | 23 | $2K |
| Principal Securities, Inc. | 0.00% | No change | 15 | $2K |
| MV Capital Management, Inc. | 0.00% | New | 16 | $2K |
| Saudi Central Bank | 0.01% | New | 15 | $2K |
| Activest Wealth Management | 0.00% | Add +1400.0% | 15 | $2K |
| Sound Income Strategies, LLC | 0.00% | No change | 15 | $2K |
| Zions Bancorporation, National Association | 0.00% | — | 14 | $1K |
| Bellwether Advisors, LLC | 0.00% | No change | 13 | $1K |
| Bell Investment Advisors, Inc | 0.00% | Reduce -25.0% | 12 | $1K |
| Sachetta, LLC | 0.00% | Reduce -26.7% | 11 | $1K |
| SouthState Bank Corp | 0.00% | New | 11 | $1K |
| DiNuzzo Private Wealth, Inc. | 0.00% | No change | 10 | $1K |
| Ogorek Anthony Joseph /NY/ | 0.00% | New | 18 | $1K |
| Capital Advisors, Ltd. LLC | 0.00% | Reduce -88.3% | 7 | $1K |
| Hantz Financial Services, Inc. | 0.00% | New | 6 | $1K |
| Picton Mahoney Asset Management | 0.00% | No change | 8 | $1K |
| Penserra Capital Management LLC | 0.00% | No change | 12 | $1K |
| SJS Investment Consulting Inc. | 0.00% | Reduce -25.0% | 9 | $901 |
| Global Financial Private Client, LLC | 0.00% | Add +125.0% | 9 | $900 |
| Raffa Wealth Management, LLC | 0.00% | No change | 9 | $900 |
| Core Alternative Capital | 0.00% | No change | 7 | $700 |
| Principia Wealth Advisory, LLC | 0.00% | Add +133.3% | 7 | $656 |
| WealthTrak Capital Management LLC | 0.00% | New | 5 | $501 |
| SWAN Capital LLC | 0.00% | No change | 5 | $500 |
| Valued Wealth Advisors LLC | 0.00% | No change | 4 | $401 |
| Parkworth Wealth Management, Inc. | 0.00% | No change | 2 | $200 |
| Bay Harbor Wealth Management, LLC | 0.00% | New | 2 | $200 |
| Financial Management Professionals, Inc. | 0.00% | No change | 2 | $200 |
| Cornerstone Planning Group LLC | 0.00% | Reduce -33.3% | 2 | $185 |
| HFM Investment Advisors, LLC | 0.00% | — | 1 | $101 |
| SBI Securities Co., Ltd. | 0.00% | Reduce -50.0% | 1 | $100 |
| Avion Wealth | 0.00% | New | 3 | $0 |
"% of holder's portfolio" is WLK's weight in each manager's 13F, not the share of Westlake Corp. the manager owns.