Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 1,704 | $0 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 1,704 | $0 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 1,704 | $0 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 3,650 | $0 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 3,650 | $0 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 4,753 | $1 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 4,753 | $1 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 4,815 | $1 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 4,991 | $1 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 5,364 | $1 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 5,364 | $1 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 5,364 | $1 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 5,364 | $1 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 5,364 | $466 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 5,364 | $526 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 5,364 | $662 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 5,364 | $521 | $91.08 | $82.73 - $97.95 |
| Q4 2018 | 1,328 | $88 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 1,343 | $112 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 1,350 | $145 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 1,349 | $150 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 1,346 | $143 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 1,120 | $93 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 1,119 | $74 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 1,202 | $79 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 1,217 | $68 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 1,222 | $65 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 1,216 | $52 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 1,291 | $60 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 1,293 | $70 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 88,978 | $4,617 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 108,862 | $7,467 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 108,913 | $7,835 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 108,880 | $6,651 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 108,903 | $9,430 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 108,915 | $9,123 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 108,920 | $7,208 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 54,463 | $6,648 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 21,551 | $2,256 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 662 | $64 | $37.72 | $32.17 - $41.82 |