Energy Recovery (ERII) Stock Chart & Stock Price History $12.54 -0.10 (-0.75%) As of 03:42 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Energy Recovery Stock Price Performance The Energy Recovery (ERII) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 9.81%, with a year-to-date return of -14.66%. In the past month, the stock has decreased 15.69%, reflecting recent market activity. As of the latest close, Energy Recovery traded at $12.64 with a market cap of $688.87 million and volume of 524,240 shares. Five years ago, the stock traded at $7.75, representing a 61.87% increase over that period. At the time, it had a market cap of $431.62 million and a volume of 111,745 shares. Receive ERII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Energy Recovery and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-4.67%1 Month Performance-15.69%3 Month Performance-14.37%Year-To-Date Performance-14.66%1 Year Performance-9.81%5 Year Performance+61.87% ERII Stock Chart for Thursday, May, 22, 2025 ERII Chart by TradingView Energy Recovery 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 Capitalization05/21/2025$12.91$12.64-2.09%$12.97$12.57524,240 shs$688.87 million05/20/2025$13.08$12.91-1.30%$13.50$12.70533,956 shs$703.58 million05/19/2025$13.16$13.08-0.61%$13.11$12.81443,312 shs$712.85 million05/16/2025$12.28$13.16+7.17%$13.25$12.53676,657 shs$720.59 million05/15/2025$12.31$12.28-0.24%$12.52$12.21685,366 shs$672.40 million05/14/2025$12.26$12.31+0.41%$12.48$12.13674,429 shs$674.05 million05/13/2025$12.24$12.26+0.16%$12.56$12.15575,575 shs$671.31 million05/12/2025$11.36$12.24+7.75%$12.43$11.88994,169 shs$670.21 million05/09/2025$12.29$11.36-7.54%$12.22$11.21985,084 shs$622.03 million05/08/2025$15.04$12.29-18.28%$12.45$10.862.53 million shs$672.79 million Get the Latest News and Ratings for ERII and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Energy Recovery and its competitors with MarketBeat's FREE daily newsletter. 05/07/2025$14.88$15.04+1.05%$15.20$14.81492,221 shs$823.31 million05/06/2025$15.58$14.88-4.49%$15.57$14.87495,374 shs$814.77 million05/05/2025$15.80$15.58-1.39%$15.79$15.50304,654 shs$853.10 million05/02/2025$15.58$15.80+1.41%$15.96$15.77217,968 shs$865.15 million05/01/2025$15.45$15.58+0.84%$15.70$15.38336,003 shs$853.10 million04/30/2025$15.40$15.45+0.32%$15.54$15.08368,939 shs$845.98 million04/29/2025$15.01$15.40+2.60%$15.55$14.97435,222 shs$843.24 million04/28/2025$15.17$15.01-1.05%$15.45$14.94622,166 shs$821.89 million04/25/2025$15.18$15.17-0.07%$15.27$14.94339,252 shs$833.67 million04/24/2025$14.76$15.18+2.85%$15.25$14.58710,075 shs$834.22 million04/23/2025$14.88$14.76-0.81%$15.40$14.69593,639 shs$811.14 million04/22/2025$14.63$14.88+1.71%$15.01$14.65356,817 shs$817.73 million04/21/2025$14.83$14.63-1.35%$14.85$14.49242,346 shs$803.99 million Related Companies AIN Stock Chart SXI Stock Chart KMT Stock Chart TNC Stock Chart TRS Stock Chart GRC Stock Chart PRLB Stock Chart HY Stock Chart CMCO Stock Chart GHM Stock Chart Receive ERII Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Energy Recovery and its competitors with MarketBeat's FREE daily newsletter. 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