Middlesex Water (MSEX) Stock Chart & Stock Price History $53.54 -0.35 (-0.64%) As of 12:28 PM 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 Middlesex Water Stock Price Performance The Middlesex Water (MSEX) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 14.93%, with a year-to-date return of 1.74%. In the past month, the stock has decreased 0.70%, reflecting recent market activity. As of the latest close, Middlesex Water traded at $53.89 with a market cap of $971.10 million and volume of 148,823 shares. Five years ago, the stock traded at $61.87, representing a 13.46% decrease over that period. At the time, it had a market cap of $1.12 billion and a volume of 41,800 shares. 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Read our full terms of service and privacy policy. 5 Day Performance-1.16%1 Month Performance-0.70%3 Month Performance-6.18%Year-To-Date Performance+1.74%1 Year Performance-14.93%5 Year Performance-13.46% MSEX Stock Chart for Friday, September, 12, 2025 MSEX Chart by TradingView Middlesex Water 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 Capitalization09/11/2025$52.97$53.89+1.74%$54.08$52.86148,823 shs$971.10 million09/10/2025$53.09$52.97-0.23%$53.04$52.30179,457 shs$954.52 million09/09/2025$53.10$53.09-0.02%$53.61$52.47127,906 shs$956.68 million09/08/2025$54.17$53.10-1.98%$54.06$52.86155,243 shs$956.86 million09/05/2025$53.25$54.17+1.73%$54.29$53.17216,187 shs$976.14 million09/04/2025$53.05$53.25+0.38%$53.95$52.81201,088 shs$959.57 million09/03/2025$52.40$53.05+1.24%$53.12$51.73118,823 shs$955.80 million09/02/2025$53.54$52.40-2.13%$53.97$51.99129,771 shs$944.25 million09/01/2025$53.54$53.54$54.14$53.24146,190 shs$964.79 million08/29/2025$53.82$53.54-0.52%$54.14$53.24146,190 shs$964.79 million Get the Latest News and Ratings for MSEX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Middlesex Water and its competitors with MarketBeat's FREE daily newsletter. 08/28/2025$53.98$53.82-0.30%$54.16$53.39126,782 shs$969.68 million08/27/2025$53.22$53.98+1.43%$54.08$53.2775,251 shs$972.72 million08/26/2025$53.52$53.22-0.56%$53.82$52.83172,987 shs$959.02 million08/25/2025$54.56$53.52-1.91%$54.28$53.38110,308 shs$964.27 million08/22/2025$52.81$54.56+3.31%$54.67$52.86179,384 shs$983.01 million08/21/2025$53.11$52.81-0.56%$53.72$52.5089,300 shs$951.64 million08/20/2025$53.22$53.11-0.21%$54.05$53.0377,135 shs$957.04 million08/19/2025$52.23$53.22+1.90%$53.41$52.1777,632 shs$958.87 million08/18/2025$52.98$52.23-1.42%$53.00$52.1689,225 shs$941.19 million08/15/2025$53.03$52.98-0.09%$53.08$51.87115,186 shs$954.70 million08/14/2025$54.03$53.03-1.85%$54.15$52.70100,168 shs$955.60 million08/13/2025$53.92$54.03+0.20%$54.46$53.48122,082 shs$973.46 million08/12/2025$53.40$53.92+0.97%$54.30$52.97125,347 shs$971.64 million08/11/2025$53.04$53.40+0.68%$53.65$52.35108,510 shs$962.27 million Related Companies ARTNA Stock Chart YORW Stock Chart AWK Stock Chart AWR Stock Chart CWT Stock Chart WTRG Stock Chart HTO Stock Chart CWCO Stock Chart CDZI Stock Chart GWRS Stock Chart Receive MSEX Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Middlesex Water and its competitors with MarketBeat's FREE daily newsletter. 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