Westlake Chemical Partners LP - 11 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 July 18, 2025 is 22.17.
  • The all-time high Westlake Chemical Partners LP stock closing price was 23.94 on February 06, 2025.
  • The Westlake Chemical Partners LP 52-week high stock price is 25.04, which is 12.9% above the current share price.
  • The Westlake Chemical Partners LP 52-week low stock price is 21.19, which is 4.4% below the current share price.
  • The average Westlake Chemical Partners LP stock price for the last 52 weeks is 22.98.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Westlake Chemical Partners LP Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2025 22.7429 22.1136 23.9404 21.1778 22.1700 -0.35%
2024 20.8797 19.1714 23.1712 19.1714 22.2482 16.21%
2023 18.9863 18.4572 21.1264 17.4854 19.1449 0.11%
2022 19.6160 19.5026 22.4590 15.8945 19.1245 -5.77%
2021 18.4755 15.8343 20.2960 15.0826 20.2960 21.19%
2020 13.2982 16.2359 16.7475 6.7266 16.7475 -0.83%
2019 14.0737 13.7858 16.8879 13.1590 16.8879 18.54%
2018 13.6121 13.8130 15.8455 12.1268 14.2463 3.55%
2017 12.7866 11.1930 13.7578 10.7256 13.7578 22.35%
2016 10.4507 10.3839 12.2062 8.1181 11.2450 4.09%
2015 10.4712 12.8180 13.5041 7.5883 10.8028 -19.15%
Sector Industry Market Cap Revenue
Basic Materials Chemicals - Specialty $0.781B $1.136B
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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