Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 427,754 | $31,628 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 106,320 | $8,193 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 789,846 | $59,973 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 901,229 | $90,150 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 193,087 | $22,137 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 86,758 | $13,039 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 131,616 | $19,061 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 96,285 | $14,712 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 24,875 | $3,482 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 200,264 | $24,967 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 25,781 | $3,080 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 3,528 | $0 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 8,453 | $1 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 129,586 | $11,258 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 21,661 | $2,123 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 116,026 | $14,318 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 140,793 | $13,675 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 1,291,436 | $117,701 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 678,927 | $61,165 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 1,410,182 | $125,210 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 10,338 | $844 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 58,848 | $3,720 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 592,879 | $31,808 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 657,865 | $25,111 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 892,670 | $62,621 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 415,233 | $27,206 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 496,799 | $34,508 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 1,077,131 | $73,094 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 834,024 | $55,187 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 411,644 | $34,212 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 242,554 | $26,106 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 224,447 | $24,947 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 727,678 | $77,520 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 1,343,043 | $111,593 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 400,130 | $26,493 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 779,020 | $51,454 | $55.38 | $49.25 - $59.68 |
| Q3 2016 | 15,909 | $851 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 382,623 | $16,422 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 323,581 | $14,982 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 378,106 | $20,539 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 1,543,609 | $80,098 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 403,141 | $27,651 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 897,153 | $64,541 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 521,640 | $31,867 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 122,042 | $10,568 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 58,693 | $4,916 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 605,768 | $40,090 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 161,444 | $19,708 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 295,062 | $30,881 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 330,029 | $31,818 | $37.72 | $32.17 - $41.82 |