Purple Biotech (PPBT) Stock Chart & Stock Price History $2.30 +0.03 (+1.32%) Closing price 08/22/2025 03:53 PM EasternExtended Trading$2.19 -0.11 (-4.78%) As of 08:30 AM 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 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 50.96%. In the past month, the stock has decreased 1.29%, reflecting recent market activity. As of the latest close, Purple Biotech traded at $2.30 with a market cap of $5.96 million and volume of 18,242 shares. 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Email Address 5 Day Performance+3.65%1 Month Performance-1.29%3 Month Performance-4.17%Year-To-Date Performance-50.96% PPBT Stock Chart for Monday, August, 25, 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 Capitalization08/22/2025$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 million08/13/2025$2.25$2.23-0.89%$2.29$2.1115,044 shs$5.78 million08/12/2025$2.20$2.25+2.27%$2.27$2.1316,018 shs$5.83 million08/11/2025$2.13$2.20+3.29%$2.31$2.1024,429 shs$5.69 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. 08/08/2025$2.15$2.13-0.93%$2.22$2.0911,370 shs$5.52 million08/07/2025$2.15$2.15$2.16$2.1110,358 shs$5.56 million08/06/2025$2.26$2.15-4.87%$2.31$2.1438,004 shs$5.57 million08/05/2025$2.21$2.26+2.26%$2.33$2.1724,640 shs$5.85 million08/04/2025$2.17$2.21+1.84%$2.35$2.1444,664 shs$5.72 million08/01/2025$2.16$2.17+0.46%$2.27$2.0830,777 shs$5.61 million07/31/2025$2.08$2.16+3.85%$2.23$2.0926,386 shs$5.59 million07/30/2025$2.12$2.08-1.89%$2.24$2.0790,830 shs$5.39 million07/29/2025$2.25$2.12-5.78%$2.23$2.11103,095 shs$5.48 million07/28/2025$2.33$2.25-3.43%$2.38$2.2257,994 shs$5.83 million07/25/2025$2.62$2.33-11.07%$2.53$2.23156,077 shs$6.04 million07/24/2025$2.76$2.62-5.07%$2.73$2.474.50 million shs$6.79 million Related Companies Natural Alternatives International Stock Chart Lisata Therapeutics Stock Chart Passage Bio Stock Chart Elevation Oncology Stock Chart BioAtla Stock Chart Relmada Therapeutics Stock Chart Cingulate Stock Chart Moleculin Biotech Stock Chart Finch Therapeutics Group Stock Chart Promis Neurosciences 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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