Westlake Corporation (WLK)
NYSE · Basic Materials
Westlake Corporation Stock Price History 2009–2025
Westlake Corporation
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Historical daily closing price for Westlake Corporation since 2006, adjusted for splits and dividends. The latest closing stock price for Westlake Corporation as of June 11, 2026 is 87.27.
- The all-time high Westlake Corporation stock closing price was 162.06 on April 9, 2024.
- The Westlake Corporation 52-week high stock price is 123.39, which is 41.4% above the current share price.
- The Westlake Corporation 52-week low stock price is 56.38, which is 35.4% below the current share price.
- The average Westlake Corporation stock price for the last 52 weeks is 86.84.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
| Year | Average | Year Open | Year High | Year Low | Year Close | Annual % Change |
|---|---|---|---|---|---|---|
| 2026 | 99.23 | 74.15 | 123.39 | 74.15 | 87.27 | +18.03% |
| 2025 | 86.42 | 112.13 | 119.16 | 56.38 | 73.94 | -35.51% |
| 2024 | 142.06 | 140.75 | 162.06 | 113.23 | 114.65 | -18.08% |
| 2023 | 121.32 | 99.03 | 142.69 | 99.03 | 139.96 | +36.49% |
| 2022 | 106.92 | 97.48 | 140.33 | 81.75 | 102.54 | +5.57% |
| 2021 | 91.81 | 81.65 | 105.19 | 76.46 | 97.13 | +19.03% |
| 2020 | 59.08 | 69.07 | 84.08 | 29.87 | 81.60 | +16.32% |
| 2019 | 67.58 | 67.46 | 80.88 | 56.10 | 70.15 | +6.01% |
| 2018 | 98.31 | 109.09 | 123.67 | 60.82 | 66.17 | -37.89% |
| 2017 | 73.26 | 57.29 | 106.53 | 57.29 | 106.53 | +90.27% |
| 2016 | 48.49 | 53.60 | 59.17 | 39.88 | 55.99 | +3.07% |
Westlake Corporation Stock Price History — FAQ
Westlake Corporation (WLK) stock price history over the last 17 years — annual and quarterly figures with year-over-year growth and charts.
Where can I see WLK's stock price history history?
The chart and table above show Westlake Corporation's stock price history by year and by quarter, including the growth rate.