Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 3,977 | $294 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 4,379 | $337 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 4,370 | $332 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 4,362 | $436 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 4,234 | $485 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 3,911 | $588 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 3,758 | $544 | $148.16 | $138.77 - $156.68 |
| Q4 2022 | 4,162 | $427 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 6,093 | $529 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 5,269 | $516 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 5,571 | $687 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 5,563 | $540 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 5,226 | $476 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 4,819 | $434 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 4,810 | $427 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 5,009 | $409 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 5,009 | $317 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 4,885 | $262 | $42.05 | $30.99 - $55.36 |
| Q4 2019 | 5,722 | $401 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 5,445 | $357 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 5,667 | $394 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 5,667 | $385 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 5,753 | $381 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 5,795 | $482 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 5,789 | $623 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 5,547 | $617 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 5,605 | $597 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 5,454 | $453 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 5,270 | $349 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 5,270 | $348 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 5,455 | $305 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 5,510 | $295 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 5,510 | $236 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 5,472 | $253 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 5,305 | $288 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 5,305 | $275 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 5,354 | $367 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 5,309 | $382 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 4,871 | $298 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 5,386 | $466 | $76.69 | $70.51 - $83.52 |
| Q1 2014 | 5,442 | $360 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 1,899 | $232 | $47.34 | $43.59 - $51.55 |