Armata Pharmaceuticals (ARMP) Stock Chart & Stock Price History $2.39 -0.09 (-3.63%) Closing price 07/25/2025 04:10 PM EasternExtended Trading$2.23 -0.16 (-6.69%) As of 07/25/2025 05:33 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 AnalysisAnalyst ForecastsChartEarningsHeadlinesOwnershipSEC FilingsShort InterestBuy This Stock Armata Pharmaceuticals Stock Price Performance The Armata Pharmaceuticals (ARMP) stock chart highlights key performance trends across multiple timeframes. In the past month, the stock has increased 25.13%, reflecting recent market activity. As of the latest close, Armata Pharmaceuticals traded at $2.39 with a market cap of $86.49 million and volume of 5,235 shares. Five years ago, the stock traded at $3.83, representing a 37.60% decrease over that period. At the time, it had a market cap of $41.85 million and a volume of 9,627 shares. Receive ARMP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Armata Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance+0.42%1 Month Performance+25.13%3 Month Performance+68.31%5 Year Performance-37.60% ARMP Stock Chart for Saturday, July, 26, 2025 ARMP Chart by TradingView Armata 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 Capitalization07/25/2025$2.48$2.39-3.63%$2.56$2.355,235 shs$86.49 million07/24/2025$2.40$2.48+3.33%$2.61$2.368,944 shs$89.75 million07/23/2025$2.35$2.40+2.13%$2.44$2.324,468 shs$86.86 million07/22/2025$2.38$2.35-1.26%$2.43$2.3218,113 shs$85.05 million07/21/2025$2.40$2.38-0.83%$2.46$2.3410,648 shs$86.13 million07/18/2025$2.42$2.40-0.83%$2.46$2.376,843 shs$86.86 million07/17/2025$2.36$2.42+2.54%$2.56$2.3631,040 shs$87.58 million07/16/2025$2.46$2.36-4.07%$2.45$2.3118,007 shs$85.41 million07/15/2025$2.29$2.46+7.42%$2.50$2.2441,388 shs$89.03 million07/14/2025$2.22$2.29+3.15%$2.33$2.1412,087 shs$82.88 million Get the Latest News and Ratings for ARMP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Armata Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 07/11/2025$2.27$2.22-2.20%$2.29$2.223,697 shs$80.34 million07/10/2025$2.22$2.27+2.25%$2.27$2.159,670 shs$82.15 million07/09/2025$2.17$2.22+2.30%$2.23$2.039,413 shs$80.34 million07/08/2025$2.04$2.17+6.37%$2.23$1.9317,521 shs$78.53 million07/07/2025$2.17$2.04-5.99%$2.19$2.0419,451 shs$73.83 million07/04/2025$2.17$2.17$2.24$1.9443,768 shs$78.53 million07/03/2025$1.94$2.17+11.86%$2.24$1.9443,768 shs$78.53 million07/02/2025$1.89$1.94+2.65%$1.99$1.912,881 shs$70.21 million07/01/2025$1.90$1.89-0.53%$1.98$1.859,729 shs$68.40 million06/30/2025$2.00$1.90-5.00%$1.99$1.9014,995 shs$68.76 million06/27/2025$1.91$2.00+4.71%$2.00$1.8718,785 shs$72.38 million06/26/2025$1.99$1.91-4.02%$2.00$1.9115,524 shs$69.12 million06/25/2025$1.88$1.99+5.85%$2.00$1.8531,794 shs$72.02 million Related Companies Palvella Therapeutics Stock Chart Aura Biosciences Stock Chart Foghorn Therapeutics Stock Chart Prothena Stock Chart CryoPort Stock Chart Rocket Pharmaceuticals Stock Chart Tonix Pharmaceuticals Stock Chart Candel Therapeutics Stock Chart Altimmune Stock Chart Aldeyra Therapeutics Stock Chart Receive ARMP Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Armata Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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