Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 174,318 | $12,889 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 177,982 | $13,715 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 184,312 | $13,995 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 219,679 | $21,974 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 225,976 | $25,908 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 320,781 | $48,210 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 338,550 | $49,029 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 340,504 | $52,029 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 349,184 | $48,872 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 375,327 | $46,792 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 403,091 | $48,157 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 416,392 | $48,293 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 433,329 | $44,434 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 265,321 | $23,051 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 223,691 | $21,927 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 243,246 | $30,017 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 233,169 | $22,647 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 307,646 | $28,039 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 312,672 | $28,168 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 254,657 | $22,611 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 258,852 | $21,122 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 227,972 | $14,413 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 237,598 | $12,748 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 248,698 | $9,493 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 263,894 | $18,513 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 316,455 | $20,735 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 304,805 | $21,172 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 534,133 | $36,247 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 827,413 | $54,751 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 1,161,445 | $96,527 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 1,197,618 | $128,899 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 1,291,706 | $143,574 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 1,074,502 | $114,466 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 934,937 | $77,683 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 293,505 | $19,433 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 281,586 | $18,598 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 268,625 | $15,039 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 229,689 | $12,289 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 238,906 | $10,254 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 223,541 | $10,350 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 214,868 | $11,671 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 226,125 | $11,732 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 224,194 | $15,378 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 330,863 | $23,802 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 656,323 | $40,094 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 199,873 | $17,308 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 175,898 | $14,734 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 166,710 | $11,032 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 87,421 | $10,672 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 118,861 | $12,440 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 120,100 | $11,579 | $37.72 | $32.17 - $41.82 |