Purple Biotech (PPBT) Stock Chart & Stock Price History $0.57 +0.00 (+0.79%) As of 01:21 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Purple Biotech Stock Price Performance The Purple Biotech (PPBT) stock chart highlights key performance trends across multiple timeframes. Since the beginning of the year, the stock decreased 87.74%. In the past month, the stock has decreased 75.78%, reflecting recent market activity. As of the latest close, Purple Biotech traded at $0.57 with a market cap of $1.48 million and volume of 496,295 shares. Receive PPBT Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Purple Biotech and its competitors with MarketBeat's FREE daily newsletter. 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Read our full terms of service and privacy policy. 5 Day Performance+2.46%1 Month Performance-75.78%3 Month Performance-76.39%Year-To-Date Performance-87.74% PPBT Stock Chart for Monday, September, 15, 2025 PPBT Chart by TradingView Purple Biotech 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 Capitalization09/12/2025$0.57$0.57+0.09%$0.59$0.55496,295 shs$1.48 million09/11/2025$0.56$0.57+1.57%$0.59$0.53664,924 shs$1.48 million09/10/2025$0.59$0.56-5.28%$0.63$0.551.17 million shs$1.45 million09/09/2025$0.60$0.59-1.09%$0.63$0.57926,122 shs$1.54 million09/08/2025$0.66$0.60-9.24%$0.63$0.591.52 million shs$1.55 million09/05/2025$0.78$0.66-15.38%$0.75$0.603.17 million shs$1.71 million09/04/2025$1.42$0.78-45.07%$0.92$0.7247.09 million shs$2.02 million09/03/2025$1.42$1.42$1.49$1.27305,094 shs$3.68 million09/02/2025$1.99$1.42-28.64%$1.94$1.40447,147 shs$3.68 million09/01/2025$1.99$1.99$2.20$1.9489,438 shs$5.15 million Get the Latest News and Ratings for PPBT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Purple Biotech and its competitors with MarketBeat's FREE daily newsletter. 08/29/2025$2.27$1.99-12.33%$2.20$1.9489,438 shs$5.15 million08/28/2025$2.22$2.27+2.25%$2.36$2.1628,562 shs$5.88 million08/27/2025$2.26$2.22-1.77%$2.28$2.1910,443 shs$5.75 million08/26/2025$2.21$2.26+2.26%$2.32$2.2010,444 shs$5.84 million08/25/2025$2.30$2.21-3.91%$2.32$2.2122,747 shs$5.72 million08/22/2025$2.27$2.30+1.32%$2.40$2.1718,242 shs$5.96 million08/21/2025$2.22$2.27+2.30%$2.28$2.189,704 shs$5.88 million08/20/2025$2.27$2.22-2.25%$2.24$2.178,424 shs$5.74 million08/19/2025$2.27$2.27$2.31$2.1212,567 shs$5.88 million08/18/2025$2.37$2.27-4.38%$2.34$2.1623,050 shs$5.88 million08/15/2025$2.31$2.37+2.77%$2.40$2.219,691 shs$6.15 million08/14/2025$2.23$2.31+3.59%$2.37$2.1613,996 shs$5.97 million Related Companies NKGen Biotech Stock Chart Alzamend Neuro Stock Chart Capstone Therapeutics Stock Chart Cardio Diagnostics Stock Chart VivoSim Labs Stock Chart Acurx Pharmaceuticals Stock Chart Nuvilex Stock Chart Ensysce Biosciences Stock Chart Sunshine Biopharma Stock Chart Polyrizon Stock Chart Receive PPBT Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Purple Biotech and its competitors with MarketBeat's FREE daily newsletter. 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