Ownership history in Squarepoint Ops LLC · 37 quarters on record
This page tracks every 13F SEC filing in which Squarepoint Ops LLC reported a position in WESTLAKE CHEM CORP (WLK). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q3 | ADDED | 100,391 | +5,908 | +6.3% | 0.01% | $7.7M | $76.01 |
| 2025 Q2 | REDUCED | 94,483 | -137,575 | -59.3% | 0.01% | $7.2M | $74.42 |
| 2025 Q1 | ADDED | 232,058 | +53,753 | +30.1% | 0.03% | $23.2M | $97.39 |
| 2024 Q4 | ADDED | 178,305 | +101,721 | +132.8% | 0.02% | $20.4M | $111.09 |
| 2024 Q3 | ADDED | 76,584 | +13,673 | +21.7% | 0.02% | $11.5M | $145.04 |
| 2024 Q2 | REDUCED | 62,911 | -11,088 | -15.0% | 0.02% | $9.1M | $139.26 |
| 2024 Q1 | ADDED | 73,999 | +29,083 | +64.7% | 0.02% | $11.3M | $146.47 |
| 2023 Q4 | ADDED | 44,916 | +11,758 | +35.5% | 0.01% | $6.3M | $133.67 |
| 2023 Q3 | REDUCED | 33,158 | -9,890 | -23.0% | 0.01% | $4.1M | $118.61 |
| 2023 Q2 | ADDED | 43,048 | +20,719 | +92.8% | 0.02% | $5.1M | $113.23 |
As of 2025 Q4 — sorted by position size