Westlake Chemical Partners LP - 12 Year Stock Price History | WLKP
Historical daily share price chart and data for Westlake Chemical Partners LP since 2014 adjusted for splits and dividends. The latest closing stock price for Westlake Chemical Partners LP as of September 15, 2026 is 21.48.
- The all-time high Westlake Chemical Partners LP stock closing price was 22.83 on June 12, 2026.
- The Westlake Chemical Partners LP 52-week high stock price is 23.88, which is 11.2% above the current share price.
- The Westlake Chemical Partners LP 52-week low stock price is 17.75, which is 17.4% below the current share price.
- The average Westlake Chemical Partners LP stock price for the last 52 weeks is 21.30.
| Westlake Chemical Partners LP Historical Annual Stock Price Data | ||||||
|---|---|---|---|---|---|---|
| Year | Average Stock Price | Year Open | Year High | Year Low | Year Close | Annual % Change |
| 2026 | 21.3391 | 17.7787 | 22.8319 | 17.7787 | 21.4800 | 20.50% |
| 2025 | 19.6228 | 19.7972 | 21.4326 | 16.7654 | 17.8256 | -10.50% |
| 2024 | 18.6925 | 17.1631 | 20.7440 | 17.1631 | 19.9177 | 16.21% |
| 2023 | 16.9974 | 16.5237 | 18.9134 | 15.6538 | 17.1394 | 0.11% |
| 2022 | 17.5612 | 17.4596 | 20.1064 | 14.2295 | 17.1211 | -5.77% |
| 2021 | 16.5401 | 14.1756 | 18.1699 | 13.5027 | 18.1699 | 21.19% |
| 2020 | 11.9051 | 14.5352 | 14.9932 | 6.0220 | 14.9932 | -0.83% |
| 2019 | 12.5994 | 12.3417 | 15.1189 | 11.7806 | 15.1189 | 18.54% |
| 2018 | 12.1862 | 12.3660 | 14.1856 | 10.8565 | 12.7540 | 3.55% |
| 2017 | 11.4472 | 10.0205 | 12.3167 | 9.6020 | 12.3167 | 22.35% |
| 2016 | 9.3560 | 9.2962 | 10.9276 | 7.2677 | 10.0670 | 4.09% |
| 2015 | 9.3743 | 11.4753 | 12.0895 | 6.7934 | 9.6712 | -19.15% |
| Sector | Industry | Market Cap | Revenue |
|---|---|---|---|
| Basic Materials | Chemicals - Specialty | $0.757B | $1.167B |
| Westlake Chemical Partners LP is a manufacturer and supplier of petrochemicals, vinyls, polymers and building products. It focuses on offering ethylene co-products, including propylene, crude butadiene, pyrolysis gasoline, and hydrogen. Its offerings are used for a wide variety of consumer and industrial products, including food packaging, automotive products, coatings, pipes and residential construction materials. Westlake Chemical Partners LP is headquartered in Houston, Texas. | |||
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