Ticker: WLK CUSIP: 960413102 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q4 2025 | 268,634 | $19,863 | $70.79 | $55.84 - $82.75 |
| Q3 2025 | 238,139 | $18,351 | $82.33 | $73.94 - $91.41 |
| Q2 2025 | 232,962 | $17,689 | $80.28 | $67.52 - $99.92 |
| Q1 2025 | 314,618 | $31,471 | $108.01 | $95.27 - $116.71 |
| Q4 2024 | 305,663 | $35,044 | $126.38 | $109.67 - $146.31 |
| Q3 2024 | 271,182 | $40,756 | $139.25 | $125.61 - $148.72 |
| Q2 2024 | 273,972 | $39,677 | $148.16 | $138.77 - $156.68 |
| Q1 2024 | 246,474 | $37,661 | $135.33 | $113.88 - $147.53 |
| Q4 2023 | 302,287 | $42,308 | $121.60 | $107.83 - $137.84 |
| Q3 2023 | 321,888 | $40,130 | $122.44 | $108.80 - $131.81 |
| Q2 2023 | 316,487 | $37,811 | $108.79 | $98.37 - $116.78 |
| Q1 2023 | 303,314 | $35,178 | $109.37 | $92.83 - $119.59 |
| Q4 2022 | 307,537 | $31,535 | $95.20 | $80.55 - $107.11 |
| Q3 2022 | 209,074 | $18,164 | $90.33 | $76.70 - $104.08 |
| Q2 2022 | 222,640 | $21,823 | $115.03 | $86.41 - $132.48 |
| Q1 2022 | 178,276 | $22,000 | $102.15 | $87.54 - $119.36 |
| Q4 2021 | 178,399 | $17,329 | $91.08 | $82.73 - $97.95 |
| Q3 2021 | 164,053 | $14,952 | $79.74 | $72.56 - $88.16 |
| Q2 2021 | 178,127 | $16,048 | $90.14 | $80.84 - $98.96 |
| Q1 2021 | 194,327 | $17,254 | $80.32 | $68.77 - $90.16 |
| Q4 2020 | 196,475 | $16,032 | $68.91 | $56.02 - $78.45 |
| Q3 2020 | 199,734 | $12,628 | $54.23 | $46.16 - $63.35 |
| Q2 2020 | 204,000 | $10,945 | $42.05 | $30.99 - $55.36 |
| Q1 2020 | 291,898 | $11,142 | $51.06 | $26.40 - $65.18 |
| Q4 2019 | 281,385 | $19,739 | $60.78 | $52.18 - $68.35 |
| Q3 2019 | 258,524 | $16,939 | $57.99 | $50.43 - $64.27 |
| Q2 2019 | 264,547 | $18,376 | $59.69 | $51.40 - $69.93 |
| Q1 2019 | 260,578 | $17,683 | $64.77 | $57.75 - $72.34 |
| Q4 2018 | 299,727 | $19,833 | $64.35 | $53.36 - $76.44 |
| Q3 2018 | 293,631 | $24,403 | $86.83 | $72.82 - $100.10 |
| Q2 2018 | 250,816 | $26,995 | $99.34 | $90.39 - $110.06 |
| Q1 2018 | 196,407 | $21,830 | $98.39 | $86.89 - $107.41 |
| Q4 2017 | 194,026 | $20,670 | $81.78 | $72.56 - $95.02 |
| Q3 2017 | 191,315 | $15,896 | $64.66 | $57.52 - $74.59 |
| Q2 2017 | 195,090 | $12,917 | $55.73 | $52.23 - $59.49 |
| Q1 2017 | 203,550 | $13,444 | $55.38 | $49.25 - $59.68 |
| Q4 2016 | 197,657 | $11,067 | $47.64 | $42.61 - $53.78 |
| Q3 2016 | 159,490 | $8,532 | $41.92 | $34.93 - $47.03 |
| Q2 2016 | 216,943 | $9,312 | $39.55 | $34.26 - $45.64 |
| Q1 2016 | 243,474 | $11,299 | $39.11 | $34.33 - $46.52 |
| Q4 2015 | 209,239 | $11,366 | $49.75 | $44.01 - $54.52 |
| Q3 2015 | 219,780 | $11,405 | $49.96 | $42.26 - $59.13 |
| Q2 2015 | 229,478 | $15,740 | $62.10 | $58.06 - $67.58 |
| Q1 2015 | 242,862 | $17,472 | $54.56 | $46.07 - $62.01 |
| Q4 2014 | 252,368 | $15,418 | $57.80 | $45.45 - $73.16 |
| Q3 2014 | 262,448 | $22,724 | $76.69 | $70.51 - $83.52 |
| Q2 2014 | 317,951 | $26,632 | $63.36 | $52.18 - $72.01 |
| Q1 2014 | 170,777 | $11,302 | $53.68 | $48.11 - $58.70 |
| Q4 2013 | 82,232 | $10,038 | $47.34 | $43.59 - $51.55 |
| Q3 2013 | 84,797 | $8,875 | $42.90 | $40.28 - $45.40 |
| Q2 2013 | 83,581 | $8,058 | $37.72 | $32.17 - $41.82 |