Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 15,045 | $1 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 15,302 | $1 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 15,238 | $1 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 15,575 | $2 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 15,682 | $2 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 15,682 | $2 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 16,300 | $2 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 21,849 | $3 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 21,886 | $3 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 20,856 | $3 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 20,824 | $2 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 22,161 | $3 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 25,743 | $3 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 3,888 | $338 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 6,326 | $620 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 6,372 | $786 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 6,314 | $613 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 8,594 | $783 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 8,926 | $804 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 3,937 | $350 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 4,215 | $344 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 4,229 | $267 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 4,225 | $227 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 7,694 | $294 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 7,905 | $555 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 6,982 | $457 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 7,066 | $491 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 4,912 | $333 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 4,765 | $315 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 4,934 | $410 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 5,036 | $542 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 7,191 | $799 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 6,972 | $743 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 6,572 | $546 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 6,608 | $438 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 5,445 | $360 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 5,268 | $295 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 4,596 | $246 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 4,583 | $224 | $39.55 | $34.26 - $45.64 |
| Q1 2014 | 4,083 | $270 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 2,058 | $251 | $47.34 | $43.59 - $51.55 |