Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 68,448 | $5,061 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 66,762 | $5,145 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 68,613 | $5,210 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 68,469 | $6,849 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 63,723 | $7,306 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 70,143 | $10,542 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 70,443 | $10,202 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 72,649 | $11,101 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 72,851 | $10,196 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 74,166 | $9,246 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 78,511 | $9,380 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 79,463 | $9,216 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 81,002 | $8,306 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 47,145 | $4,096 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 49,206 | $4,823 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 77,208 | $9,527 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 51,654 | $5,017 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 64,306 | $5,861 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 147,644 | $13,301 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 284,342 | $25,247 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 2,434,842 | $198,683 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 2,681,983 | $169,555 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 2,676,668 | $143,603 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 2,760,875 | $105,383 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 3,015,365 | $211,528 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 2,827,937 | $185,286 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 2,817,997 | $195,738 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 2,775,860 | $188,370 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 404,173 | $26,744 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 45,266 | $3,762 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 151,922 | $16,351 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 68,276 | $7,589 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 50,383 | $5,367 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 84,314 | $7,006 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 45,411 | $3,007 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 17,126 | $1,131 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 24,276 | $1,359 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 32,857 | $1,758 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 42,107 | $1,807 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 1,386,062 | $64,175 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 74,847 | $4,066 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 84,720 | $4,396 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 76,639 | $5,257 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 95,644 | $6,881 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 86,954 | $5,312 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 40,701 | $3,524 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 65,960 | $5,525 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 60,406 | $3,998 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 39,671 | $4,843 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 28,432 | $2,976 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 27,272 | $2,629 | $37.72 | $32.17 - $41.82 |