Nephros (NEPH) Stock Chart & Stock Price History $4.05 -0.03 (-0.74%) Closing price 03:45 PM EasternExtended Trading$4.03 -0.02 (-0.62%) As of 04:10 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Nephros Stock Price Performance The Nephros (NEPH) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 118.92%, with a year-to-date return of 175.51%. In the past month, the stock has increased 13.45%, reflecting recent market activity. As of the latest close, Nephros traded at $4.08 with a market cap of $43.25 million and volume of 6,960 shares. Five years ago, the stock traded at $7.16, representing a 43.44% decrease over that period. At the time, it had a market cap of $64.73 million and a volume of 11,100 shares. Receive NEPH Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Nephros and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-4.71%1 Month Performance+13.45%3 Month Performance+79.20%Year-To-Date Performance+175.51%1 Year Performance+118.92%5 Year Performance-43.44% NEPH Stock Chart for Thursday, August, 21, 2025 NEPH Chart by TradingView Nephros 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 Capitalization08/20/2025$4.13$4.08-1.21%$4.13$3.966,960 shs$43.25 million08/19/2025$4.30$4.13-3.95%$4.36$4.008,792 shs$43.78 million08/18/2025$4.25$4.30+1.18%$4.59$4.26101,028 shs$45.58 million08/15/2025$4.00$4.25+6.25%$4.30$4.0060,185 shs$45.05 million08/14/2025$4.12$4.00-2.91%$4.13$3.7528,546 shs$42.40 million08/13/2025$4.26$4.12-3.29%$4.33$4.0729,983 shs$43.67 million08/12/2025$4.49$4.26-5.12%$4.95$4.0464,883 shs$45.16 million08/11/2025$3.90$4.49+15.13%$4.90$3.95138,406 shs$47.59 million08/08/2025$2.89$3.90+34.95%$4.07$3.21150,623 shs$41.34 million08/07/2025$3.00$2.89-3.67%$3.21$2.8965,041 shs$30.63 million Get the Latest News and Ratings for NEPH and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Nephros and its competitors with MarketBeat's FREE daily newsletter. 08/06/2025$3.10$3.00-3.23%$3.29$2.9515,797 shs$31.80 million08/05/2025$3.24$3.10-4.32%$3.26$2.9488,056 shs$32.86 million08/04/2025$3.42$3.24-5.24%$3.25$2.8969,592 shs$34.34 million08/01/2025$3.55$3.42-3.69%$3.67$3.384,665 shs$36.24 million07/31/2025$3.53$3.55+0.57%$3.77$3.4523,189 shs$37.63 million07/30/2025$3.47$3.53+1.73%$3.54$3.468,246 shs$37.42 million07/29/2025$3.60$3.47-3.61%$3.74$3.469,409 shs$36.78 million07/28/2025$3.57$3.60+0.84%$3.77$3.5719,548 shs$38.16 million07/25/2025$3.44$3.57+3.78%$3.80$3.4222,949 shs$37.84 million07/24/2025$3.53$3.44-2.55%$3.70$3.3530,699 shs$36.46 million07/23/2025$3.51$3.53+0.57%$3.67$3.4611,881 shs$37.42 million07/22/2025$3.57$3.51-1.68%$3.77$3.519,905 shs$37.21 million07/21/2025$3.64$3.57-1.92%$3.81$3.5222,836 shs$37.84 million Related Companies TriSalus Life Sciences Stock Chart Biosig Technologies Stock Chart Electromed Stock Chart LENSAR Stock Chart Lakeland Industries Stock Chart Pro-Dex Stock Chart Microbot Medical Stock Chart Profound Medical Stock Chart Avita Medical Stock Chart Anteris Technologies Global Stock Chart Receive NEPH Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Nephros and its competitors with MarketBeat's FREE daily newsletter. 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