California Water Service Group (CWT) Stock Chart & Stock Price History $46.51 +1.04 (+2.29%) Closing price 08/1/2025 03:59 PM EasternExtended Trading$46.22 -0.29 (-0.61%) As of 08/1/2025 07:44 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 InterestSustainabilityTrendsBuy This Stock California Water Service Group Stock Price Performance The California Water Service Group (CWT) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 15.62%, with a year-to-date return of 2.61%. In the past month, the stock has increased 0.52%, reflecting recent market activity. As of the latest close, California Water Service Group traded at $46.51 with a market cap of $2.77 billion and volume of 627,834 shares. Five years ago, the stock traded at $46.87, representing a 0.77% decrease over that period. At the time, it had a market cap of $2.28 billion and a volume of 961,058 shares. Receive CWT Stock News and Ratings via EmailSign-up to receive the latest news and ratings for California Water Service Group and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+4.85%1 Month Performance+0.52%3 Month Performance-4.85%Year-To-Date Performance+2.61%1 Year Performance-15.62%5 Year Performance-0.77% CWT Stock Chart for Saturday, August, 2, 2025 CWT Chart by TradingView California Water Service Group 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 Capitalization08/01/2025$45.46$46.51+2.31%$46.96$45.76627,834 shs$2.77 billion07/31/2025$44.82$45.46+1.43%$45.77$44.37567,555 shs$2.71 billion07/30/2025$45.04$44.82-0.49%$45.50$44.72357,257 shs$2.67 billion07/29/2025$44.36$45.04+1.54%$45.07$44.13437,301 shs$2.68 billion07/28/2025$44.88$44.36-1.16%$44.76$43.96280,292 shs$2.64 billion07/25/2025$45.07$44.88-0.43%$45.11$44.64367,541 shs$2.67 billion07/24/2025$45.15$45.07-0.19%$45.41$44.85304,655 shs$2.68 billion07/23/2025$45.59$45.15-0.97%$45.60$44.81436,402 shs$2.69 billion07/22/2025$45.29$45.59+0.67%$46.32$45.27346,603 shs$2.72 billion07/21/2025$45.13$45.29+0.35%$45.55$44.90334,465 shs$2.70 billion Get the Latest News and Ratings for CWT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for California Water Service Group and its competitors with MarketBeat's FREE daily newsletter. 07/18/2025$45.41$45.13-0.62%$45.96$45.08433,403 shs$2.69 billion07/17/2025$45.67$45.41-0.56%$46.44$45.22349,553 shs$2.71 billion07/16/2025$45.49$45.67+0.39%$46.09$45.51322,955 shs$2.72 billion07/15/2025$46.70$45.49-2.59%$46.58$45.48324,613 shs$2.71 billion07/14/2025$45.90$46.70+1.74%$47.03$45.90254,418 shs$2.78 billion07/11/2025$46.32$45.90-0.91%$46.12$45.54275,351 shs$2.73 billion07/10/2025$46.36$46.32-0.09%$46.94$45.66257,930 shs$2.76 billion07/09/2025$45.48$46.36+1.93%$46.40$44.97290,931 shs$2.76 billion07/08/2025$45.52$45.48-0.09%$45.67$44.71235,907 shs$2.71 billion07/07/2025$45.78$45.52-0.57%$46.05$45.25302,370 shs$2.71 billion07/04/2025$45.78$45.78$46.41$45.56163,445 shs$2.73 billion07/03/2025$46.27$45.78-1.06%$46.41$45.56163,445 shs$2.73 billion07/02/2025$46.47$46.27-0.43%$46.61$45.85223,412 shs$2.76 billion07/01/2025$45.48$46.47+2.18%$46.84$45.16283,778 shs$2.77 billion Related Companies Consolidated Water Stock Chart Global Water Resources Stock Chart Middlesex Water Stock Chart York Water Stock Chart American Water Works Stock Chart American States Water Stock Chart Essential Utilities Stock Chart H2O America Stock Chart Artesian Resources Stock Chart Cadiz Stock Chart Receive CWT Stock News and Ratings via EmailSign-up to receive the latest news and ratings for California Water Service Group and its competitors with MarketBeat's FREE daily newsletter. This page (NYSE:CWT) was last updated on 8/2/2025 by MarketBeat.com Staff From Our Partners379 passengers walked away from thisWhy Elon Musk Just Invested $51 Million Into Brand New “Miracle Metal” Developed by MIT ScientistsTrue Market Insiders | Sponsored$100 Trillion “AI Metal” Found in American Ghost TownJeff Brown recently traveled to a ghost town in the middle of an American desert… To investigate what could...Brownstone Research | SponsoredHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. Now, the man who called Nvi...The Oxford Club | SponsoredWhy AMZN, GOOG, MSFT might destroy NVDAInvesting Legend Hints the End May be Near for These 3 Iconic Stocks Futurist Eric Fry say Amazon, Tesla an...InvestorPlace | SponsoredDigital Dollar Alert: Protect Your Wealth Before It’s Too Late134 countries are developing Central Bank Digital Currencies — and the U.S. is quietly testing one. 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