NovaBay Pharmaceuticals (NBY) Stock Chart & Stock Price History $0.57 +0.01 (+1.23%) Closing price 05/22/2025 04:10 PM EasternExtended Trading$0.56 0.00 (-0.35%) As of 05/22/2025 06:34 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 1.77%, reflecting recent market activity. As of the latest close, NovaBay Pharmaceuticals traded at $0.57 with a market cap of $2.39 million and volume of 6,967 shares. 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Email Address 5 Day Performance-3.90%1 Month Performance-1.77% NBY Stock Chart for Friday, May, 23, 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 Capitalization05/22/2025$0.56$0.57+1.23%$0.57$0.556,967 shs$2.39 million05/21/2025$0.59$0.56-5.08%$0.60$0.5610,400 shs$2.36 million05/20/2025$0.59$0.59+0.02%$0.60$0.597,713 shs$2.48 million05/19/2025$0.59$0.59$0.60$0.595,391 shs$2.48 million05/16/2025$0.58$0.59+1.72%$0.60$0.5822,098 shs$2.48 million05/15/2025$0.60$0.58-2.52%$0.59$0.5531,907 shs$2.44 million05/14/2025$0.59$0.60+1.28%$0.61$0.57153,330 shs$2.51 million05/13/2025$0.55$0.59+6.80%$0.62$0.5561,297 shs$2.47 million05/12/2025$0.56$0.55-2.46%$0.59$0.5542,539 shs$2.32 million05/09/2025$0.57$0.56-1.09%$0.57$0.5187,942 shs$2.37 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. 05/08/2025$0.58$0.57-1.69%$0.59$0.5610,043 shs$2.40 million05/07/2025$0.58$0.58-0.09%$0.64$0.52270,294 shs$2.44 million05/06/2025$0.58$0.58-0.67%$0.59$0.5814,250 shs$2.44 million05/05/2025$0.59$0.58-0.38%$0.59$0.5710,529 shs$2.46 million05/02/2025$0.59$0.59-0.58%$0.59$0.5626,202 shs$2.47 million05/01/2025$0.58$0.59+1.72%$0.59$0.5819,844 shs$2.48 million04/30/2025$0.59$0.58-0.85%$0.60$0.5846,367 shs$2.44 million04/29/2025$0.59$0.59$0.61$0.5828,310 shs$2.46 million04/28/2025$0.58$0.59+0.86%$0.59$0.585,999 shs$2.46 million04/25/2025$0.57$0.58+1.72%$0.59$0.5712,273 shs$2.44 million04/24/2025$0.58$0.57-1.21%$0.60$0.5710,863 shs$2.40 million04/23/2025$0.58$0.58-1.27%$0.59$0.5641,600 shs$2.43 million04/22/2025$0.60$0.58-2.58%$0.60$0.5785,867 shs$2.46 million Related Companies PHGE Stock Price Chart KPRX Stock Price Chart BETRF Stock Price Chart DWTX Stock Price Chart ORGS Stock Price Chart PHIO Stock Price Chart SNSE Stock Price Chart BMRA Stock Price Chart CELZ Stock Price Chart NEUP 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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