Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 5,225 | $0 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 5,225 | $0 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 5,225 | $0 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 7,902 | $1 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 8,102 | $1 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 8,202 | $1 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 8,402 | $1 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 10,587 | $2 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 11,743 | $2 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 14,643 | $2 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 15,365 | $2 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 13,092 | $2 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 12,701 | $1 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 2,900 | $252 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 2,900 | $284 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 2,900 | $358 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 2,900 | $282 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 2,800 | $255 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 2,900 | $261 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 2,900 | $257 | $80.32 | $68.77 - $90.16 |
| Q4 2019 | 5,776 | $405 | $60.78 | $52.18 - $68.35 |
| Q1 2019 | 3,200 | $217 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 3,200 | $212 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 3,200 | $266 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 3,200 | $344 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 3,200 | $356 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 3,200 | $341 | $81.78 | $72.56 - $95.02 |
| Q3 2016 | 3,300 | $177 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 3,500 | $150 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 3,500 | $162 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 3,500 | $190 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 3,500 | $182 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 700 | $48 | $62.10 | $58.06 - $67.58 |