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, Q2 2022
Institutional positions in Westlake Corp as of Jun 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
- 355
- +36 vs. Q1 2022
- Shares held
- 35.6M
- +654.1K (+1.9%) vs. Q1 2022
- Total value
- $3.50B
- −$807.0M (−18.7%) vs. Q1 2022
- New holders
- 91
- 127 more added
- Sold out
- 55
- 104 more reduced
9 institutions that held it in Q1 2022 haven't filed for Q2 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2022
Shares, value and share of portfolio for each institution holding Westlake Corp; share changes are against Q1 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Standard Life Aberdeen plc | 2,350 | $229.0K | 0.00% | +91+4.0% | Added |
| US Bancorp | 2,382 | $234.0K | 0.00% | −69−2.8% | Reduced |
| Investors Research Corp | 2,550 | $250.0K | 0.08% | 00.0% | Unchanged |
| Synovus Financial Corp | 2,681 | $258.0K | 0.00% | +102+4.0% | Added |
| Regentatlantic Capital LLC | 2,653 | $260.0K | 0.01% | +11+0.4% | Added |
| First Republic Investment Management, Inc. | 2,661 | $261.0K | 0.00% | −56−2.1% | Reduced |
| Comerica Bank | 2,921 | $276.0K | 0.00% | −451−13.4% | Reduced |
| Gsa Capital Partners LLP | 2,831 | $277.0K | 0.04% | −1,444−33.8% | Reduced |
| Maryland State Retirement & Pension System | 2,848 | $279.0K | 0.01% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 2,900 | $284.0K | 0.00% | 00.0% | Unchanged |
| MML Investors Services, LLC | 2,898 | $284.0K | 0.00% | +2,898 | New |
| Manufacturers Life Insurance Company, The | 2,904 | $284.6K | 0.00% | +97+3.5% | Added |
| Alps Advisors Inc | 2,999 | $294.0K | 0.00% | +2,999 | New |
| TD Asset Management Inc | 3,020 | $296.0K | 0.00% | +3,020 | New |
| SG Americas Securities, LLC | 3,204 | $314.0K | 0.00% | +1,416+79.2% | Added |
| Janney Montgomery Scott LLC | 3,308 | $327.0K | 0.00% | +3,308 | New |
| National Asset Management, Inc. | 3,374 | $331.0K | 0.01% | −9−0.3% | Reduced |
| NinePointTwo Capital | 3,458 | $338.0K | 0.12% | +3,458 | New |
| Westpac Banking Corp | 3,454 | $338.6K | 0.00% | +3,454 | New |
| Cambria Investment Management, L.P. | 3,535 | $347.0K | 0.04% | +3,535 | New |
| MQS Management LLC | 3,603 | $353.0K | 0.24% | +3,603 | New |
| Gotham Asset Management, LLC | 3,612 | $354.0K | 0.01% | −1,306−26.6% | Reduced |
| Hennion & Walsh Asset Management, Inc. | 3,625 | $355.0K | 0.02% | −52−1.4% | Reduced |
| Unison Advisors LLC | 3,728 | $366.0K | 0.09% | +8+0.2% | Added |
| Csenge Advisory Group | 3,833 | $376.0K | 0.03% | +3,833 | New |
| Walleye Capital LLC | 3,857 | $378.0K | 0.01% | −99−2.5% | Reduced |
| Ameritas Investment Partners, Inc. | 3,900 | $382.0K | 0.02% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 3,986 | $391.0K | 0.01% | +3,986 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 4,023 | $394.0K | 0.00% | −1,100−21.5% | Reduced |
| Jane Street Group, LLC | 4,175 | $409.0K | 0.00% | −17,003−80.3% | Reduced |
| Gyon Technologies Capital Management, LP | 4,189 | $411.0K | 0.12% | +4,189 | New |
| Roosevelt Investment Group LLC | 4,278 | $419.0K | 0.03% | +4,278 | New |
| Diversified Trust Co | 4,288 | $420.0K | 0.02% | −893−17.2% | Reduced |
| Principal Financial Group Inc | 4,348 | $426.0K | 0.00% | −7,964−64.7% | Reduced |
| Edgestream Partners, L.P. | 4,387 | $430.0K | 0.03% | −5,465−55.5% | Reduced |
| Simplex Trading, LLC | 4,394 | $430.0K | 0.01% | +4,163+1,802.2% | Added |
| British Columbia Investment Management Corp | 4,458 | $437.0K | 0.00% | +4,458 | New |
| Nissay Asset Management Corp | 4,529 | $444.0K | 0.00% | +4,529 | New |
| Kennedy Capital Management, Inc. | 4,540 | $445.0K | 0.01% | −432−8.7% | Reduced |
| Mount Lucas Management LP | 4,594 | $450.0K | 0.15% | +4,594 | New |
| Denali Advisors LLC | 4,646 | $455.0K | 0.20% | +2,389+105.8% | Added |
| DekaBank Deutsche Girozentrale | 4,773 | $464.0K | 0.00% | +2,663+126.2% | Added |
| AE Wealth Management LLC | 4,732 | $464.0K | 0.00% | +4,732 | New |
| BTC Capital Management, Inc. | 4,789 | $468.0K | 0.06% | +254+5.6% | Added |
| Cetera Advisor Networks LLC | 4,875 | $478.0K | 0.01% | +4,875 | New |
| Pearl River Capital, LLC | 5,111 | $501.0K | 0.12% | +5,111 | New |
| CFO4Life Group, LLC | 5,528 | $510.0K | 0.13% | +5,528 | New |
| Voya Investment Management LLC | 5,206 | $511.0K | 0.00% | −1,897−26.7% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 5,259 | $515.0K | 0.00% | +5,259 | New |
| CIBC Asset Management Inc | 5,269 | $516.0K | 0.00% | −302−5.4% | Reduced |
| Captrust Financial Advisors | 5,279 | $517.0K | 0.00% | −345−6.1% | Reduced |
| Public Employees Retirement Association of Colorado | 5,364 | $526.0K | 0.00% | 00.0% | Unchanged |
| Quantbot Technologies LP | 5,394 | $528.0K | 0.05% | +5,394 | New |
| APG Asset Management N.V. | 5,700 | $534.0K | 0.00% | +1,400+32.6% | Added |
| Ci Investments Inc. | 5,565 | $545.0K | 0.00% | +4,645+504.9% | Added |
| SevenOneSeven Capital Management | 5,852 | $574.0K | 1.33% | +8+0.1% | Added |
| GWM Advisors LLC | 5,868 | $575.0K | 0.01% | +5,868 | New |
| Vestcor Inc | 5,982 | $586.0K | 0.02% | +5,910+8,208.3% | Added |
| Utah Retirement Systems | 5,988 | $587.0K | 0.01% | 00.0% | Unchanged |
| Valeo Financial Advisors, LLC | 6,029 | $591.0K | 0.04% | +6,029 | New |
| Handelsbanken Fonder AB | 6,200 | $608.0K | 0.00% | 00.0% | Unchanged |
| Aigen Investment Management, LP | 6,254 | $613.0K | 0.10% | +6,254 | New |
| Amalgamated Bank | 6,326 | $620.0K | 0.01% | −46−0.7% | Reduced |
| Crossmark Global Holdings, Inc. | 6,620 | $649.0K | 0.02% | +630+10.5% | Added |
| IFM Investors Pty Ltd | 6,698 | $657.0K | 0.01% | +6,698 | New |
| Pettee Investors, Inc. | 6,711 | $658.0K | 0.33% | 00.0% | Unchanged |
| Schroder Investment Management Group | 7,650 | $749.0K | 0.00% | −59,945−88.7% | Reduced |
| Bradley Foster & Sargent Inc | 7,654 | $750.0K | 0.02% | −2,462−24.3% | Reduced |
| JustInvest LLC | 7,773 | $762.0K | 0.04% | +479+6.6% | Added |
| Recurrent Investment Advisors LLC | 7,925 | $777.0K | 0.24% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 8,100 | $794.0K | 0.01% | +8,100 | New |
| Sagefield Capital LP | 8,120 | $796.0K | 0.36% | +1,598+24.5% | Added |
| Quantinno Capital Management LP | 8,193 | $803.0K | 0.12% | +127+1.6% | Added |
| Nomura Asset Management Co Ltd | 8,403 | $823.7K | 0.01% | +8,183+3,719.5% | Added |
| Toronto Dominion Bank | 8,574 | $841.0K | 0.00% | +8,574 | New |
| Empirical Finance, LLC | 8,709 | $854.0K | 0.11% | +3,515+67.7% | Added |
| KBC Group NV | 8,774 | $860.0K | 0.00% | +3,977+82.9% | Added |
| Kingsview Wealth Management, LLC | 8,891 | $871.0K | 0.04% | +6,313+244.9% | Added |
| Hussman Strategic Advisors, Inc. | 9,300 | $912.0K | 0.16% | +9,300 | New |
| Bowling Portfolio Management LLC | 9,424 | $924.0K | 0.23% | +141+1.5% | Added |
| Great West Life Assurance Co | 9,420 | $924.0K | 0.00% | +6,240+196.2% | Added |
| Alpha DNA Investment Management LLC | 9,535 | $933.0K | 0.83% | +9,535 | New |
| Centaurus Financial, Inc. | 9,741 | $955.0K | 0.09% | +17+0.2% | Added |
| Robeco Institutional Asset Management B.V. | 9,738 | $956.0K | 0.00% | +9,108+1,445.7% | Added |
| Illinois Municipal Retirement Fund | 9,846 | $965.0K | 0.02% | +4,958+101.4% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 9,900 | $970.0K | 0.01% | +9,900 | New |
| L2 Asset Management, LLC | 9,992 | $979.0K | 0.71% | +2,066+26.1% | Added |
| Martingale Asset Management L P | 10,096 | $990.0K | 0.02% | −94−0.9% | Reduced |
| AXA S.A. | 10,239 | $1.00M | 0.00% | −10,461−50.5% | Reduced |
| Neuberger Berman Group LLC | 10,425 | $1.02M | 0.00% | +10.0% | Added |
| Arizona State Retirement System | 10,727 | $1.05M | 0.01% | +361+3.5% | Added |
| Campbell & CO Investment Adviser LLC | 10,924 | $1.07M | 0.29% | +10,924 | New |
| Bayesian Capital Management, LP | 10,947 | $1.07M | 0.20% | +10,947 | New |
| Pictet Asset Management SA | 10,975 | $1.08M | 0.00% | +8,564+355.2% | Added |
| Ensign Peak Advisors, Inc | 11,225 | $1.10M | 0.00% | +11,225 | New |
| Engineers Gate Manager LP | 11,240 | $1.10M | 0.04% | +7,651+213.2% | Added |
| Bokf, NA | 11,277 | $1.10M | 0.02% | −56−0.5% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 11,374 | $1.11M | 0.00% | +8,672+320.9% | Added |
| Paradigm Capital Management Inc | 11,600 | $1.14M | 0.08% | −4,350−27.3% | Reduced |
| Korea Investment CORP | 11,600 | $1.14M | 0.00% | +11,600 | New |