Westlake Chemical Partners (WLKP) Stock Chart & Stock Price History $22.16 +0.05 (+0.20%) Closing price 07/18/2025 03:59 PM EasternExtended Trading$22.18 +0.01 (+0.05%) As of 07/18/2025 04:04 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 4.99%, with a year-to-date return of -4.21%. In the past month, the stock has increased 0.48%, reflecting recent market activity. As of the latest close, Westlake Chemical Partners traded at $22.17 with a market cap of $781.10 million and volume of 44,784 shares. Five years ago, the stock traded at $19.15, representing a 15.74% increase over that period. At the time, it had a market cap of $669.31 million and a volume of 27,500 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-0.14%1 Month Performance+0.48%3 Month Performance-3.84%Year-To-Date Performance-4.21%1 Year Performance-4.99%5 Year Performance+15.74% WLKP Stock Chart for Saturday, July, 19, 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 Capitalization07/18/2025$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 million07/07/2025$22.46$22.33-0.58%$22.57$22.2229,127 shs$786.91 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. 07/04/2025$22.46$22.46$22.50$22.288,307 shs$791.49 million07/03/2025$22.34$22.46+0.54%$22.50$22.288,307 shs$791.49 million07/02/2025$22.18$22.34+0.72%$22.45$22.1220,509 shs$787.26 million07/01/2025$22.05$22.18+0.59%$22.31$21.9730,214 shs$781.62 million06/30/2025$22.11$22.05-0.26%$22.23$21.9637,903 shs$777.02 million06/27/2025$22.33$22.11-0.98%$22.48$22.0734,661 shs$779.05 million06/26/2025$21.88$22.33+2.06%$22.35$21.8540,876 shs$786.73 million06/25/2025$22.00$21.88-0.56%$22.16$21.8228,188 shs$770.88 million06/24/2025$21.99$22.00+0.06%$22.13$21.8548,077 shs$775.21 million06/23/2025$21.93$21.99+0.27%$22.12$21.9037,228 shs$774.75 million06/20/2025$22.06$21.93-0.61%$22.16$21.9054,544 shs$772.64 million06/19/2025$22.06$22.06$22.28$22.0020,172 shs$777.39 million06/18/2025$22.04$22.06+0.09%$22.28$22.0020,172 shs$777.39 million Related Companies Avient Stock Price Chart PureCycle Technologies Stock Price Chart Methanex Stock Price Chart Perimeter Solutions Stock Price Chart Chemours Stock Price Chart Ingevity Stock Price Chart CVR Partners Stock Price Chart Braskem Stock Price Chart Ecovyst 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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