Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 92,223 | $6,819 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 190,966 | $14,716 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 185,397 | $14,077 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 26,356 | $2,636 | $108.01 | $95.27 - $116.71 |
| Q4 2021 | 95,041 | $9,231,332 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 19,856 | $1,809,676 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 3,123 | $281,351 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 2,696 | $239,378 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 2,376 | $193,882 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 4,557 | $288,094 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 2,240 | $120,176 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 15,284 | $583,390 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 13,349 | $936,432 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 14,486 | $949,123 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 14,635 | $1,016,547 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 106,344 | $7,216,504 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 97,279 | $6,436,952 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 161,267 | $13,402,900 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 110,113 | $11,851,462 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 44,757 | $4,974,741 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 29,758 | $3,170,120 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 5,302 | $440,543 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 190,581 | $12,618,367 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 702 | $46,367 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 1,018 | $56,998 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 769 | $41,142 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 71 | $3,047 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 730 | $33,799 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 28 | $1,521 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 14,145 | $733,984 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 43,672 | $2,995,462 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 39,764 | $2,860,622 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 36,177 | $2,210,053 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 23,369 | $2,023,522 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 1,092 | $91,466 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 44 | $3,133 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 22 | $2,686 | $47.34 | $43.59 - $51.55 |