Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 71,719 | $5,303 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 74,113 | $5,711 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 75,606 | $5,741 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 76,996 | $7,702 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 76,681 | $8,791 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 77,483 | $11,645 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 107,209 | $15,526 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 120,664 | $18,437 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 117,623 | $16,463 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 117,793 | $14,685 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 129,251 | $15,442 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 136,136 | $15,789 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 134,908 | $13,833 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 3,653 | $317 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 4,348 | $426 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 12,312 | $1,519 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 2,569 | $250 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 2,764 | $252 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 2,870 | $259 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 2,357 | $209 | $80.32 | $68.77 - $90.16 |
| Q4 2019 | 15,567 | $1,092 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 16,134 | $1,057 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 16,063 | $1,115 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 5,087 | $345 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 4,509 | $298 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 6,037 | $502 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 23,660 | $2,547 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 5,701 | $634 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 5,550 | $591 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 5,724 | $476 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 6,805 | $451 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 6,370 | $421 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 234,234 | $13,115 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 219,432 | $11,739 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 189,427 | $8,130 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 8,108 | $375 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 226,815 | $12,320 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 171,021 | $8,874 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 158,014 | $10,838 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 153,766 | $11,064 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 267,814 | $16,361 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 296,884 | $25,707 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 275,339 | $23,063 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 270,611 | $17,909 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 168,514 | $20,571 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 171,696 | $17,970 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 263,446 | $25,399 | $37.72 | $32.17 - $41.82 |