Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 36,098 | $2,669 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 2,089 | $161 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 2,087 | $158 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 45,195 | $4,521 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 45,111 | $5,172 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 47,554 | $7,147 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 50,287 | $7,283 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 50,893 | $7,776 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 52,083 | $7,290 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 53,496 | $6,669 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 56,948 | $6,804 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 58,303 | $6,762 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 58,948 | $6,045 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 62,966 | $5,470 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 63,274 | $6,202 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 46,983 | $5,798 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 50,728 | $4,927 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 60,264 | $5,492 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 56,658 | $5,104 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 58,947 | $5,234 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 59,050 | $4,818 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 58,178 | $3,678 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 57,018 | $3,059 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 58,805 | $2,245 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 54,653 | $3,834 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 56,437 | $3,698 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 56,127 | $3,899 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 58,924 | $3,999 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 58,699 | $3,884 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 56,288 | $4,678 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 56,288 | $6,058 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 56,263 | $6,254 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 58,159 | $6,196 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 58,445 | $4,856 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 64,485 | $4,269 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 77,552 | $5,122 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 81,052 | $4,538 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 83,152 | $4,449 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 82,352 | $3,535 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 87,845 | $4,067 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 76,954 | $4,180 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 75,727 | $3,929 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 73,482 | $5,040 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 75,658 | $5,443 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 76,755 | $4,689 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 76,229 | $6,601 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 76,348 | $6,395 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 74,148 | $4,907 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 36,924 | $4,507 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 36,624 | $3,833 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 35,500 | $3,423 | $37.72 | $32.17 - $41.82 |
| Q1 2013 | 34,784 | $3,252 | $37.55 | $34.07 - $41.22 |