Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 924,704 | $68,373 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 917,273 | $70,685 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 651,826 | $49,493 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 371,175 | $37,129 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 346,789 | $39,759 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 318,284 | $47,835 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 235,667 | $34,129 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 205,845 | $31,453 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 210,090 | $29,404 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 207,973 | $25,928 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 128,242 | $14,874 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 128,242 | $14,874 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 121,499 | $12,459 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 61,089 | $5,307,413 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 218,328 | $21,400,510 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 238,722 | $29,458,295 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 60,332 | $5,860,049 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 122,264 | $11,143,141 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 128,326 | $11,560,889 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 129,646 | $11,511,268 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 128,025 | $10,446,841 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 143,066 | $9,044,632 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 539,586 | $28,948,789 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 636,521 | $24,296,005 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 647,967 | $45,454,885 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 759,444 | $49,758,772 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 657,326 | $45,657,862 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 486,785 | $33,033,230 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 146,921 | $9,721,763 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 158,246 | $13,151,825 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 156,480 | $16,841,943 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 19,966 | $2,219,221 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 15,615 | $1,663,466 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 15,615 | $1,297,451 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 18,277 | $1,210,120 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 13,479 | $890,288 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 13,479 | $756 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 10,729 | $574 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 6,700 | $288 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 96,731 | $4,478 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 110,045 | $5,977 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 95,928 | $4,978 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 94,705 | $6,496 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 95,005 | $6,834 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 89,131 | $5,446 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 88,768 | $7,686 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 63,927 | $5,355 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 4,400 | $291 | $53.68 | $48.11 - $58.70 |
| Q3 2013 | 10,386 | $1,087 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 10,386 | $1,002 | $37.72 | $32.17 - $41.82 |