Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 49,117 | $3,632 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 84,437 | $6,507 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 99,534 | $7,558 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 118,923 | $11,893 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 107,396 | $12,312 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 103,808 | $15,602 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 105,699 | $15,307 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 109,820 | $16,781 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 118,378 | $16,568 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 124,858 | $15,566 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 130,603 | $15,603 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 131,759 | $15,281 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 130,636 | $13,395 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 91,874 | $7,988 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 96,014 | $9,411 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 118,879 | $14,656 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 120,691 | $11,723 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 127,578 | $11,628 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 102,872 | $9,268 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 111,410 | $9,891 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 142,846 | $11,656 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 155,942 | $9,859 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 171,424 | $9,198 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 169,540 | $6,472 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 155,798 | $10,929 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 129,689 | $8,497 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 101,430 | $7,045 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 46,801 | $3,175 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 177,625 | $11,756 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 220,268 | $18,305 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 381,435 | $41,052 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 258,184 | $28,697 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 655,300 | $69,808 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 708,449 | $58,874 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 665,167 | $44,039 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 428,967 | $28,333 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 490,265 | $27,450 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 613,157 | $32,805 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 1,036,213 | $44,475 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 842,477 | $39,007 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 496,210 | $26,955 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 407,932 | $21,170 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 305,220 | $20,936 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 374,101 | $26,911 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 617,693 | $37,737 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 239,550 | $20,744 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 253,924 | $21,269 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 169,049 | $11,189 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 48,313 | $5,898 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 158,591 | $16,583 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 122,360 | $11,788 | $37.72 | $32.17 - $41.82 |