ProShare Advisors LLC
- SEC CIK
- 0001357955
- Latest filing
- Aug 11, 2026
WLK holding history
Westlake Corp in every 13F filed by ProShare Advisors LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
WLK overviewAll 13F holders of WLKFull Q2 2026 holdings
- Shares (Q2 2026)
- 228,319
- Value
- $16.7M
- % of portfolio
- <0.1%
- Quarters held
- 19
- Since Q2 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 228,319 | $16.7M | <0.1% | −67,492−22.8% | Reduced | Holders |
| Q1 2026 | 295,811 | $34.6M | 0.1% | −139,450−32.0% | Reduced | Holders |
| Q4 2025 | 435,261 | $32.2M | 0.1% | +12,621+3.0% | Added | Holders |
| Q3 2025 | 422,640 | $32.6M | 0.1% | +67,486+19.0% | Added | Holders |
| Q2 2025 | 355,154 | $27.0M | 0.1% | +94,831+36.4% | Added | Holders |
| Q1 2025 | 260,323 | $26.0M | 0.1% | +11,272+4.5% | Added | Holders |
| Q4 2024 | 249,051 | $28.6M | 0.1% | −205,845−45.3% | Reduced | Holders |
| Q3 2024 | 454,896 | $68.4M | 0.2% | +245,812+117.6% | Added | Holders |
| Q2 2024 | 209,084 | $30.3M | 0.1% | −11,207−5.1% | Reduced | Holders |
| Q1 2024 | 220,291 | $33.7M | 0.1% | −38,931−15.0% | Reduced | Holders |
| Q4 2023 | 259,222 | $36.3M | 0.1% | −16,998−6.2% | Reduced | Holders |
| Q3 2023 | 276,220 | $34.4M | 0.1% | −13,965−4.8% | Reduced | Holders |
| Q2 2023 | 290,185 | $34.7M | 0.1% | −22,454−7.2% | Reduced | Holders |
| Q1 2023 | 312,639 | $36.3M | 0.1% | +294,948+1,667.2% | Added | Holders |
| Q4 2022 | 17,691 | $1.81M | <0.1% | +17,691 | New | Holders |
| Q2 2022 | 0 | $0 | 0.0% | −2,032−100.0% | Sold out | Holders |
| Q1 2022 | 2,032 | $250.0K | <0.1% | −203−9.1% | Reduced | Holders |
| Q4 2021 | 2,235 | $218.0K | <0.1% | −252−10.1% | Reduced | Holders |
| Q3 2021 | 2,487 | $227.0K | <0.1% | −470−15.9% | Reduced | Holders |
| Q2 2021 | 2,957 | $266.0K | <0.1% | +2,957 | New | Holders |