Westlake Chemical Partners (WLKP) Stock Chart & Stock Price History $22.02 +0.06 (+0.28%) Closing price 08/8/2025 03:58 PM EasternExtended Trading$21.92 -0.10 (-0.44%) As of 08/8/2025 06:07 PM Eastern Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Westlake Chemical Partners Stock Price Performance The Westlake Chemical Partners (WLKP) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 4.01%, with a year-to-date return of -4.84%. In the past month, the stock has decreased 2.56%, reflecting recent market activity. As of the latest close, Westlake Chemical Partners traded at $22.02 with a market cap of $776.02 million and volume of 52,384 shares. Five years ago, the stock traded at $19.15, representing a 14.99% increase over that period. At the time, it had a market cap of $676.35 million and a volume of 2,168 shares. Receive WLKP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Westlake Chemical Partners and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+0.86%1 Month Performance-2.56%3 Month Performance-4.01%Year-To-Date Performance-4.84%1 Year Performance-4.01%5 Year Performance+14.99% WLKP Stock Chart for Saturday, August, 9, 2025 WLKP Chart by TradingView Westlake Chemical Partners Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame Start Date End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization08/08/2025$21.96$22.02+0.30%$22.19$21.8652,384 shs$776.02 million08/07/2025$21.90$21.96+0.25%$22.14$21.8824,762 shs$773.69 million08/06/2025$22.04$21.90-0.61%$22.13$21.8332,490 shs$771.76 million08/05/2025$21.83$22.04+0.92%$22.15$21.7826,491 shs$776.51 million08/04/2025$21.80$21.83+0.17%$22.10$21.7827,837 shs$769.43 million08/01/2025$22.01$21.80-0.97%$21.97$21.7549,595 shs$768.09 million07/31/2025$21.96$22.01+0.23%$22.14$21.8843,795 shs$775.61 million07/30/2025$22.03$21.96-0.30%$22.01$21.9029,593 shs$773.87 million07/29/2025$22.00$22.03+0.14%$22.05$21.9518,835 shs$776.16 million07/28/2025$22.08$22.00-0.36%$22.07$21.9519,279 shs$775.08 million Get the Latest News and Ratings for WLKP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Westlake Chemical Partners and its competitors with MarketBeat's FREE daily newsletter. 07/25/2025$22.04$22.08+0.18%$22.39$21.9526,084 shs$777.90 million07/24/2025$22.30$22.04-1.17%$22.29$21.9428,970 shs$776.51 million07/23/2025$22.18$22.30+0.54%$22.40$21.9916,042 shs$785.68 million07/22/2025$22.00$22.18+0.79%$22.25$21.9575,633 shs$781.43 million07/21/2025$22.17$22.00-0.74%$22.32$21.9239,196 shs$775.32 million07/18/2025$22.11$22.17+0.25%$22.28$22.1144,784 shs$781.10 million07/17/2025$22.16$22.11-0.23%$22.20$22.0027,853 shs$779.16 million07/16/2025$22.13$22.16+0.17%$22.21$21.9717,755 shs$780.97 million07/15/2025$22.20$22.13-0.32%$22.35$22.0320,943 shs$779.69 million07/14/2025$22.41$22.20-0.96%$22.40$22.1435,392 shs$782.15 million07/11/2025$22.50$22.41-0.40%$22.53$22.2127,334 shs$789.73 million07/10/2025$22.60$22.50-0.44%$22.60$22.4320,972 shs$792.90 million07/09/2025$22.53$22.60+0.31%$22.60$22.4038,705 shs$796.40 million07/08/2025$22.33$22.53+0.90%$22.62$22.3132,263 shs$793.96 million Related Companies Methanex Stock Price Chart Perimeter Solutions Stock Price Chart PureCycle Technologies Stock Price Chart Chemours Stock Price Chart CVR Partners Stock Price Chart Ingevity Stock Price Chart Braskem Stock Price Chart Ecovyst Stock Price Chart ASP Isotopes Stock Price Chart Tronox Stock Price Chart Receive WLKP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Westlake Chemical Partners and its competitors with MarketBeat's FREE daily newsletter. 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