Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 20,535 | $1,518 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 52,522 | $4,008 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 133,355 | $10,034 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 19,094 | $1,881 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 17,426 | $1,992 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 90,253 | $13,541 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 142,871 | $20,691 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 143,725 | $21,912 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 195,466 | $27,357 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 310,611 | $38,724 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 292,773 | $34,711 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 469,482 | $53,577 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 559,268 | $57,135 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 661,263 | $56,604 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 413,936 | $40,574 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 524,598 | $64,735 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 514,583 | $49,982 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 490,600 | $44,713 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 212,310 | $19,127 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 160,858 | $14,283 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 49,163 | $3,987 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 101,807 | $6,436 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 106,357 | $5,672 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 68,010 | $2,596 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 3,598 | $252 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 4,063 | $266 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 114,275 | $7,938 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 499,064 | $33,767 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 1,732,961 | $114,670 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 1,853,189 | $154,018 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 1,544,302 | $166,926 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 1,246,878 | $138,591 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 1,382,664 | $147,295 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 1,273,284 | $105,797 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 787,549 | $52,144 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 587,174 | $38,783 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 1,016,568 | $56,918 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 1,393,273 | $74,540 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 1,916,300 | $82,248 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 2,023,987 | $93,710 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 1,214,541 | $65,974 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 617,715 | $32,053 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 642,032 | $44,037 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 456,123 | $32,813 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 420,663 | $25,698 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 273,949 | $23,721 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 392,390 | $32,867 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 324,790 | $21,495 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 148,945 | $18,182 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 97,246 | $10,178 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 50,971 | $4,914 | $37.72 | $32.17 - $41.82 |
| Q4 2012 | 25,100 | $1,990 | — | — |