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 |
|---|---|---|---|---|---|
| Bank of New York Mellon Corp | 243,246 | $30.0M | 0.01% | +10,077+4.3% | Added |
| Scout Investments, Inc. | 256,593 | $31.7M | 0.51% | −7,733−2.9% | Reduced |
| Wells Fargo & Company | 270,534 | $33.4M | 0.01% | +4,936+1.9% | Added |
| Pacer Advisors, Inc. | 300,278 | $37.1M | 0.30% | +197,013+190.8% | Added |
| Charles Schwab Investment Management Inc | 304,912 | $37.6M | 0.01% | +7,178+2.4% | Added |
| Janus Henderson Group PLC | 335,939 | $41.5M | 0.02% | −120,912−26.5% | Reduced |
| Norges Bank | 337,940 | $41.7M | 0.01% | +5,106+1.5% | Added |
| Allspring Global Investments Holdings, LLC | 415,726 | $51.3M | 0.06% | −1,304−0.3% | Reduced |
| Geode Capital Management, LLC | 423,921 | $52.3M | 0.01% | +12,369+3.0% | Added |
| Bank of America Corp | 441,333 | $54.5M | 0.01% | +86,852+24.5% | Added |
| Fort Pitt Capital Group, LLC | 446,358 | $55.1M | 2.05% | −165,597−27.1% | Reduced |
| Morgan Stanley | 459,878 | $56.7M | 0.01% | −199,364−30.2% | Reduced |
| AQR Capital Management LLC | 524,598 | $64.7M | 0.12% | +10,015+1.9% | Added |
| State Street Corp | 538,703 | $66.5M | 0.00% | +16,281+3.1% | Added |
| Nuveen Asset Management, LLC | 575,250 | $72.2M | 0.02% | +399,902+228.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 708,381 | $87.4M | 0.18% | −57,880−7.6% | Reduced |
| Goldman Sachs Group Inc | 794,765 | $98.1M | 0.02% | −155,666−16.4% | Reduced |
| First Trust Advisors LP | 802,507 | $99.0M | 0.10% | +524,828+189.0% | Added |
| Prudential Financial Inc | 824,280 | $101.7M | 0.14% | −177,012−17.7% | Reduced |
| Acadian Asset Management LLC | 836,026 | $103.2M | 0.43% | −128,833−13.4% | Reduced |
| Price T Rowe Associates Inc | 1,163,400 | $143.6M | 0.01% | −73,640−6.0% | Reduced |
| Federated Hermes, Inc. | 1,297,300 | $160.1M | 0.36% | +588,163+82.9% | Added |
| BlackRock Inc. | 1,559,105 | $192.4M | 0.01% | −160,676−9.3% | Reduced |
| FMR LLC | 1,730,249 | $213.5M | 0.02% | +619,441+55.8% | Added |
| Soroban Capital Partners LP | 1,773,725 | $218.9M | 1.81% | +584,616+49.2% | Added |
| Dimensional Fund Advisors LP | 2,279,597 | $281.3M | 0.09% | −7260.0% | Reduced |
| Vanguard Group Inc | 4,036,201 | $498.1M | 0.01% | −17,245−0.4% | Reduced |
| Victory Capital Management Inc | 4,042,857 | $499.0M | 0.50% | −26,465−0.7% | Reduced |
| UBS Oconnor LLC | 0 | $0 | 0.00% | −209,346−100.0% | Sold out |
| Sandler Capital Management | 0 | $0 | 0.00% | −80,000−100.0% | Sold out |
| Price Michael F | 0 | $0 | 0.00% | −77,000−100.0% | Sold out |
| Moore Capital Management, LP | 0 | $0 | 0.00% | −69,484−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −67,153−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −55,000−100.0% | Sold out |
| Sandbar Asset Management LLP | 0 | $0 | 0.00% | −36,049−100.0% | Sold out |
| Advisors Asset Management, Inc. | 0 | $0 | 0.00% | −29,510−100.0% | Sold out |
| Capitolis Advisors LLC | 0 | $0 | 0.00% | −25,797−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −23,595−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −22,358−100.0% | Sold out |
| Weiss Multi-Strategy Advisers LLC | 0 | $0 | 0.00% | −19,000−100.0% | Sold out |
| M&G Investment Management Ltd | 0 | $0 | 0.00% | −16,387−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −11,769−100.0% | Sold out |
| Capital Fund Management S.A. | 0 | $0 | 0.00% | −10,537−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −8,200−100.0% | Sold out |
| Pearl River Capital, LLC | 0 | $0 | 0.00% | −7,222−100.0% | Sold out |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −6,600−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −6,250−100.0% | Sold out |
| Valeo Financial Advisors, LLC | 0 | $0 | 0.00% | −5,115−100.0% | Sold out |
| Polaris Wealth Advisory Group, LLC | 0 | $0 | 0.00% | −4,901−100.0% | Sold out |
| Gyon Technologies Capital Management, LP | 0 | $0 | 0.00% | −4,229−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −3,893−100.0% | Sold out |
| Astrantus Ltd | 0 | $0 | 0.00% | −2,472−100.0% | Sold out |
| Alterna Wealth Management, Inc | 0 | $0 | 0.00% | −2,148−100.0% | Sold out |
| Maverick Capital LtdSuperinvestorMaverick Capital | 0 | $0 | 0.00% | −1,012−100.0% | Sold out |
| Eaton Vance Management | 0 | $0 | 0.00% | −1,000−100.0% | Sold out |
| Metropolitan Life Insurance Co | 0 | $0 | 0.00% | −969−100.0% | Sold out |
| Capital Analysts, LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Retirement Planning Co of New England, Inc. | 0 | $0 | 0.00% | −479−100.0% | Sold out |
| Wahed Invest LLC | 0 | $0 | 0.00% | −395−100.0% | Sold out |
| Spire Wealth Management | 0 | $0 | 0.00% | −328−100.0% | Sold out |
| Signet Financial Management, LLC | 0 | $0 | 0.00% | −214−100.0% | Sold out |
| Concorde Financial Corp | 0 | $0 | 0.00% | −142−100.0% | Sold out |
| GPS Wealth Strategies Group, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Farmers & Merchants Investments Inc | 0 | $0 | 0.00% | −9−100.0% | Sold out |
| Lenox Wealth Advisors, LLC | 0 | $0 | 0.00% | −10−100.0% | Sold out |
| Snowden Capital Advisors LLC | 0 | $0 | 0.00% | −14−100.0% | Sold out |
| Cassady Schiller Wealth Management, LLC | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Confluence Wealth Services, Inc. | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Bell Investment Advisors, Inc | – | – | – | – | Not filed |
| NEXT Financial Group, Inc | – | – | – | – | Not filed |