Energy Recovery (ERII) Stock Chart & Stock Price History $13.16 -0.22 (-1.64%) Closing price 04:00 PM EasternExtended Trading$13.45 +0.29 (+2.20%) As of 05:48 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 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 8.04%, with a year-to-date return of -10.48%. In the past month, the stock has increased 3.79%, reflecting recent market activity. As of the latest close, Energy Recovery traded at $13.38 with a market cap of $729.21 million and volume of 304,141 shares. Five years ago, the stock traded at $6.88, representing a 91.28% increase over that period. At the time, it had a market cap of $381.07 million and a volume of 398,300 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-0.30%1 Month Performance+3.79%3 Month Performance-11.32%Year-To-Date Performance-10.48%1 Year Performance-8.04%5 Year Performance+91.28% ERII Stock Chart for Friday, July, 11, 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 Capitalization07/10/2025$13.27$13.38+0.83%$13.65$13.28304,141 shs$729.21 million07/09/2025$13.06$13.27+1.61%$13.29$13.03306,410 shs$723.20 million07/08/2025$12.88$13.06+1.40%$13.31$12.89666,974 shs$711.77 million07/07/2025$13.20$12.88-2.42%$13.13$12.86299,534 shs$701.96 million07/04/2025$13.20$13.20$13.21$12.92427,132 shs$719.40 million07/03/2025$12.88$13.20+2.48%$13.21$12.92427,132 shs$719.40 million07/02/2025$12.72$12.88+1.26%$13.02$12.75325,206 shs$701.96 million07/01/2025$12.78$12.72-0.47%$12.95$12.54346,860 shs$693.24 million06/30/2025$12.62$12.78+1.27%$12.98$12.55653,756 shs$696.50 million06/27/2025$12.41$12.62+1.69%$12.73$12.381.08 million shs$687.79 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. 06/26/2025$12.13$12.41+2.31%$12.43$12.12376,326 shs$676.35 million06/25/2025$12.27$12.13-1.14%$12.28$12.12297,563 shs$661.09 million06/24/2025$12.19$12.27+0.66%$12.48$12.20389,213 shs$668.72 million06/23/2025$12.02$12.19+1.41%$12.20$11.88330,907 shs$664.36 million06/20/2025$12.18$12.02-1.31%$12.33$11.96917,792 shs$655.09 million06/19/2025$12.18$12.18$12.33$12.10321,753 shs$663.81 million06/18/2025$12.21$12.18-0.25%$12.33$12.10321,753 shs$663.81 million06/17/2025$12.43$12.21-1.77%$12.46$12.15310,382 shs$665.43 million06/16/2025$12.36$12.43+0.57%$12.65$12.37375,065 shs$677.42 million06/13/2025$12.57$12.36-1.67%$12.60$12.31354,166 shs$673.61 million06/12/2025$12.68$12.57-0.87%$12.73$12.47373,636 shs$685.05 million06/11/2025$12.82$12.68-1.09%$12.95$12.64263,290 shs$691.05 million06/10/2025$12.72$12.82+0.79%$13.02$12.64377,622 shs$698.68 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 GHM Stock Chart CMCO 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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