Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 24,115 | $1,783 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 24,115 | $1,858 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 24,650 | $1,872 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 27,975 | $2,798 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 27,975 | $3,207 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 26,195 | $3,937 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 26,195 | $3,794 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 34,153 | $3,961 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 31,435 | $4,400 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 28,574 | $3,562 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 32,554 | $3,889 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 34,153 | $3,961 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 36,733 | $3,767 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 35,793 | $3,110 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 35,778 | $3,507 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 36,856 | $4,548 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 39,969 | $3,882 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 41,142 | $3,750 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 42,285 | $3,809 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 43,705 | $3,881 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 43,705 | $3,566 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 46,659 | $2,950 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 46,529 | $2,496 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 46,865 | $1,789 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 46,839 | $3,286 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 48,089 | $3,151 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 49,367 | $3,429 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 51,287 | $3,480 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 51,617 | $3,415 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 51,477 | $4,278 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 50,321 | $5,416 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 50,051 | $5,563 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 50,512 | $5,381 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 53,147 | $4,416 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 52,727 | $3,491 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 52,727 | $3,483 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 52,369 | $2,932 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 51,909 | $2,777 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 52,689 | $2,261 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 52,748 | $2,442 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 52,748 | $2,865 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 51,128 | $2,653 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 49,488 | $3,394 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 50,128 | $3,606 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 55,853 | $3,412 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 55,332 | $4,791 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 55,921 | $4,684 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 55,119 | $3,648 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 29,986 | $3,660 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 35,700 | $3,736 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 35,129 | $3,387 | $37.72 | $32.17 - $41.82 |