Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 2,010 | $149 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 2,433 | $187 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 2,625 | $199 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 2,295 | $230 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 2,028 | $233 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 1,939 | $291 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 1,992 | $288 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 2,076 | $317 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 2,048 | $287 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 2,162 | $270 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 2,197 | $262 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 2,246 | $260 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 2,223 | $228 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 2,395 | $208 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 2,382 | $234 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 2,451 | $303 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 2,396 | $233 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 2,390 | $218 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 2,186 | $197 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 2,125 | $189 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 2,363 | $194 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 2,326 | $147 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 2,326 | $125 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 2,189 | $83 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 1,476 | $104 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 1,582 | $104 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 1,432 | $99 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 1,402 | $95 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 1,461 | $97 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 1,121 | $93 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 1,032 | $111 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 586 | $65 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 590 | $62 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 534 | $44 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 523 | $35 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 761 | $50 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 761 | $43 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 873 | $47 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 854 | $37 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 854 | $40 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 1,310 | $71 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 1,800 | $94 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 2,011 | $138 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 4,416 | $318 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 16,070 | $982 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 28,784 | $2,492 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 28,321 | $2,372 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 17,991 | $1,191 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 7,500 | $916 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 5,921 | $620 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 316 | $30 | $37.72 | $32.17 - $41.82 |