Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 46,760 | $3,457 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 46,784 | $3,605 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 59,872 | $4,546 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 58,830 | $5,885 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 59,534 | $6,826 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 63,578 | $9,555 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 68,051 | $9,855 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 64,413 | $9,842 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 66,606 | $9,322 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 65,036 | $8,108 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 32,544 | $3,888 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 20,464 | $2,373 | $109.37 | $92.83 - $119.59 |
| Q1 2021 | 68,148 | $6,051 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 79,478 | $6,485 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 78,872 | $4,986 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 76,616 | $4,110 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 80,541 | $3,074 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 89,741 | $6,295 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 101,433 | $6,646 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 101,144 | $7,025 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 127,506 | $8,653 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 128,762 | $8,520 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 137,279 | $11,409 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 135,381 | $14,571 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 132,506 | $14,728 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 125,099 | $13,327 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 115,384 | $9,587 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 113,600 | $7,521 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 111,600 | $7,371 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 116,000 | $6,495 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 126,800 | $6,784 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 134,600 | $5,777 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 143,400 | $6,639 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 142,800 | $7,757 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 142,800 | $7,410 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 147,600 | $10,124 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 272,800 | $15,959 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 272,800 | $15,959 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 264,500 | $22,903 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 264,500 | $22,155 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 266,200 | $17,175 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 102,400 | $12,114 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 41,879 | $4,383 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 40,881 | $3,941 | $37.72 | $32.17 - $41.82 |