Mplx (MPLX) Stock Chart & Stock Price History $50.70 -0.04 (-0.07%) As of 10:12 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Mplx Stock Price Performance The Mplx (MPLX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 18.89%, with a year-to-date return of 5.92%. In the past month, the stock has decreased 0.58%, reflecting recent market activity. As of the latest close, Mplx traded at $50.68 with a market cap of $51.65 billion and volume of 753,015 shares. Five years ago, the stock traded at $18.61, representing a 172.41% increase over that period. At the time, it had a market cap of $19.85 billion and a volume of 2.10 million shares. 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Email Address 5 Day Performance+0.48%1 Month Performance-0.58%3 Month Performance+0.31%Year-To-Date Performance+5.92%1 Year Performance+18.89%5 Year Performance+172.41% MPLX Stock Chart for Monday, August, 25, 2025 MPLX Chart by TradingView Mplx 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 Capitalization08/22/2025$50.44$50.68+0.47%$50.88$50.50753,015 shs$51.65 billion08/21/2025$50.46$50.44-0.02%$50.82$50.30691,384 shs$51.41 billion08/20/2025$49.61$50.46+1.70%$50.63$49.801.05 million shs$51.42 billion08/19/2025$49.44$49.61+0.34%$49.63$49.151.15 million shs$50.56 billion08/18/2025$50.02$49.44-1.16%$50.10$49.221.70 million shs$50.38 billion08/15/2025$50.19$50.02-0.34%$50.85$49.972.09 million shs$51.06 billion08/14/2025$49.74$50.19+0.91%$50.23$49.652.45 million shs$51.24 billion08/13/2025$49.83$49.74-0.18%$49.89$49.401.42 million shs$50.77 billion08/12/2025$50.20$49.83-0.73%$50.45$49.691.93 million shs$50.87 billion08/11/2025$50.41$50.20-0.42%$50.44$49.921.57 million shs$51.24 billion Get the Latest News and Ratings for MPLX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Mplx and its competitors with MarketBeat's FREE daily newsletter. 08/08/2025$51.46$50.41-2.03%$51.06$50.341.84 million shs$51.46 billion08/07/2025$51.25$51.46+0.41%$52.00$51.411.17 million shs$52.53 billion08/06/2025$50.86$51.25+0.75%$51.99$51.011.72 million shs$52.31 billion08/05/2025$52.74$50.86-3.56%$52.92$50.752.92 million shs$51.92 billion08/04/2025$51.93$52.74+1.56%$52.82$52.021.72 million shs$53.84 billion08/01/2025$52.49$51.93-1.06%$52.55$51.601.33 million shs$53.01 billion07/31/2025$52.08$52.49+0.78%$52.93$52.141.32 million shs$53.58 billion07/30/2025$51.71$52.08+0.72%$53.10$51.701.89 million shs$53.16 billion07/29/2025$51.04$51.71+1.32%$52.12$51.011.50 million shs$52.79 billion07/28/2025$50.99$51.04+0.08%$51.27$50.691.09 million shs$52.10 billion07/25/2025$51.31$50.99-0.61%$51.50$50.751.27 million shs$52.05 billion07/24/2025$50.98$51.31+0.63%$51.52$50.80922,713 shs$52.37 billion Related Companies AM Stock Price Chart EPD Stock Price Chart ET Stock Price Chart KMI Stock Price Chart OKE Stock Price Chart PAA Stock Price Chart PAGP Stock Price Chart TRGP Stock Price Chart WES Stock Price Chart WMB Stock Price Chart Receive MPLX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Mplx and its competitors with MarketBeat's FREE daily newsletter. 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