Westlake Corporation (WLK)
NYSE: WLK
· Real-Time Price · USD
77.66
1.66 (2.18%)
At close: Sep 26, 2025, 3:59 PM
78.09
0.55%
After-hours: Sep 26, 2025, 07:57 PM EDT
Westlake Market Cap
Westlake has a market cap or net worth of 9.96B as of Sep 28, 2025. Its market cap has decreased by -46.74% in one year.
Market Cap Chart
History
| Date | Market Cap | % Change |
|---|---|---|
| Sep 25, 2025 | 9.75B | -33.73% |
| Dec 31, 2024 | 14.71B | -17.99% |
| Dec 29, 2023 | 17.94B | 37.17% |
| Dec 30, 2022 | 13.08B | 5.13% |
| Dec 31, 2021 | 12.44B | 19.14% |
| Dec 31, 2020 | 10.44B | 16.07% |
| Dec 31, 2019 | 9B | 5.77% |
| Dec 31, 2018 | 8.5B | -38.48% |
| Dec 29, 2017 | 13.82B | 89.66% |
| Dec 30, 2016 | 7.29B | 3.08% |
| Dec 31, 2015 | 7.07B | -12.77% |
| Dec 31, 2014 | 8.11B | -0.19% |
| Dec 31, 2013 | 8.12B | 53.74% |
| Dec 31, 2012 | 5.28B | 108.34% |
| Dec 30, 2011 | 2.54B | -6.33% |
| Dec 31, 2010 | 2.71B | 75.28% |
| Dec 31, 2009 | 1.54B | 52.04% |
| Dec 31, 2008 | 1.02B | -13.42% |
| Dec 31, 2007 | 1.17B | -39.46% |
| Dec 29, 2006 | 1.94B | 9.07% |
| Dec 30, 2005 | 1.78B | n/a |