Ampliphi Biosciences (APHB) Stock Chart & Stock Price History $3.12 +0.05 (+1.67%) As of 10/3/2025 Add Compare Share Share Chart Stock AnalysisChartSEC FilingsBuy This Stock Ampliphi Biosciences Stock Price Performance The Ampliphi Biosciences (APHB) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 35.06%, with a year-to-date return of 68.65%. In the past month, the stock has increased 9.47%, reflecting recent market activity. As of the latest close, Ampliphi Biosciences traded at $3.12 with a market cap of $104.42 million and volume of 5,666 shares. Receive APHB Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Ampliphi Biosciences 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+5.76%1 Month Performance+9.47%3 Month Performance+43.78%Year-To-Date Performance+68.65%1 Year Performance+35.06% APHB Stock Chart for Wednesday, October, 8, 2025 APHB Chart by TradingView Ampliphi Biosciences 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 Capitalization10/07/2025$3.12$3.12$3.13$3.095,666 shs$104.42 million10/06/2025$3.12$3.12$3.13$3.095,666 shs$104.42 million10/03/2025$2.95$2.95$3.03$2.947,617 shs$98.73 million10/02/2025$2.95$2.95$3.03$2.947,617 shs$98.73 million10/01/2025$2.95$2.95$3.03$2.947,617 shs$98.73 million09/30/2025$3.01$2.95-1.99%$3.03$2.947,617 shs$98.73 million09/29/2025$3.01$3.01$3.02$2.976,843 shs$100.74 million09/26/2025$3.07$2.98-2.93%$3.05$2.9710,493 shs$99.74 million09/25/2025$3.07$3.07$3.07$2.9712,650 shs$102.75 million09/24/2025$3.07$3.07$3.07$2.9712,650 shs$102.75 million Get the Latest News and Ratings for APHB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Ampliphi Biosciences and its competitors with MarketBeat's FREE daily newsletter. 09/23/2025$3.07$3.07$3.07$2.9712,650 shs$102.75 million09/22/2025$3.07$3.07$3.07$2.9712,650 shs$102.75 million09/19/2025$2.88$2.88$2.95$2.883,582 shs$96.39 million09/18/2025$2.88$2.88$2.95$2.883,582 shs$96.39 million09/17/2025$2.94$2.88-2.04%$2.95$2.883,582 shs$96.39 million09/16/2025$2.94$2.94$2.96$2.866,009 shs$98.40 million09/15/2025$2.94$2.94$2.96$2.866,009 shs$98.40 million09/12/2025$2.98$2.96-0.67%$3.03$2.9510,258 shs$99.07 million09/11/2025$2.95$2.98+1.06%$2.98$2.835,328 shs$99.74 million09/10/2025$2.82$2.95+4.56%$2.98$2.794,725 shs$98.69 million09/09/2025$2.85$2.82-1.05%$2.96$2.8110,950 shs$94.38 million09/08/2025$2.85$2.85$2.88$2.768,738 shs$95.39 million Related Companies NervGen Pharma Stock Chart Cybin Stock Chart Hyperion DeFi Stock Chart iBio Stock Chart Hemispherx BioPharma Stock Chart BiomX Stock Chart BioRestorative Therapies Stock Chart PHAXIAM Therapeutics Stock Chart Adial Pharmaceuticals Stock Chart Spruce Biosciences Stock Chart Receive APHB Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Ampliphi Biosciences and its competitors with MarketBeat's FREE daily newsletter. 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