NovaBay Pharmaceuticals (NBY) Stock Chart & Stock Price History $0.58 -0.01 (-1.52%) Closing price 08/7/2025 04:10 PM EasternExtended Trading$0.59 +0.00 (+0.72%) As of 08/7/2025 06:14 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 AnalysisChartEarningsHeadlinesInsider TradesSEC FilingsShort InterestBuy This Stock NovaBay Pharmaceuticals Stock Price Performance The NovaBay Pharmaceuticals (NBY) stock chart highlights key performance trends across multiple timeframes. In the past month, the stock has decreased 12.17%, reflecting recent market activity. As of the latest close, NovaBay Pharmaceuticals traded at $0.58 with a market cap of $3.39 million and volume of 10,748 shares. 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Email Address 5 Day Performance-1.97%1 Month Performance-12.17%3 Month Performance+2.03% NBY Stock Chart for Friday, August, 8, 2025 NBY Chart by TradingView NovaBay Pharmaceuticals 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 Capitalization08/07/2025$0.59$0.58-1.52%$0.59$0.5810,748 shs$3.39 million08/06/2025$0.61$0.59-3.31%$0.60$0.5938,817 shs$3.44 million08/05/2025$0.61$0.61+0.16%$0.62$0.6116,745 shs$3.56 million08/04/2025$0.59$0.61+2.78%$0.62$0.5952,750 shs$3.55 million08/01/2025$0.58$0.59+2.15%$0.62$0.5730,504 shs$3.45 million07/31/2025$0.62$0.58-6.29%$0.62$0.5724,320 shs$3.38 million07/30/2025$0.63$0.62-1.90%$0.65$0.6027,192 shs$3.61 million07/29/2025$0.64$0.63-1.80%$0.65$0.6327,252 shs$3.68 million07/28/2025$0.67$0.64-3.94%$0.67$0.6427,473 shs$3.75 million07/25/2025$0.65$0.67+2.87%$0.69$0.65116,930 shs$3.90 million Get the Latest News and Ratings for NBY and Related StocksEnter your email address below to receive the latest news and analysts' ratings for NovaBay Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 07/24/2025$0.66$0.65-0.64%$0.69$0.6440,821 shs$3.79 million07/23/2025$0.64$0.66+2.25%$0.66$0.636,895 shs$3.82 million07/22/2025$0.65$0.64-1.75%$0.68$0.648,923 shs$3.73 million07/21/2025$0.66$0.65-1.58%$0.66$0.6419,554 shs$3.80 million07/18/2025$0.65$0.66+2.00%$0.70$0.6515,680 shs$3.86 million07/17/2025$0.65$0.65+0.65%$0.69$0.6534,790 shs$3.78 million07/16/2025$0.67$0.65-3.61%$0.67$0.6222,579 shs$3.76 million07/15/2025$0.69$0.67-2.90%$0.69$0.6721,636 shs$3.90 million07/14/2025$0.69$0.69-0.29%$0.75$0.62195,982 shs$4.02 million07/11/2025$0.65$0.69+6.51%$0.70$0.6190,990 shs$4.03 million07/10/2025$0.65$0.65+0.05%$0.65$0.6113,186 shs$3.78 million07/09/2025$0.66$0.65-1.96%$0.69$0.6041,627 shs$3.78 million07/08/2025$0.66$0.66-0.08%$0.69$0.6337,222 shs$3.86 million07/07/2025$0.63$0.66+5.39%$0.70$0.6360,831 shs$3.86 million Related Companies CTXR Stock Price Chart PRPH Stock Price Chart CARM Stock Price Chart FLGC Stock Price Chart EQ Stock Price Chart ERNA Stock Price Chart ALVR Stock Price Chart NXTC Stock Price Chart LPTX Stock Price Chart ATHA Stock Price Chart Receive NBY Stock News and Ratings via EmailSign-up to receive the latest news and ratings for NovaBay Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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