Actinium Pharmaceuticals (ATNM) Stock Chart & Stock Price History $1.54 -0.02 (-1.28%) Closing price 04:00 PM EasternExtended Trading$1.54 +0.00 (+0.32%) As of 05:16 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 ForecastsChartCompetitorsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Actinium Pharmaceuticals Stock Price Performance The Actinium Pharmaceuticals (ATNM) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has decreased 36.10%, with a year-to-date return of 22.22%. In the past month, the stock has increased 7.69%, reflecting recent market activity. As of the latest close, Actinium Pharmaceuticals traded at $1.56 with a market cap of $48.67 million and volume of 65,406 shares. Five years ago, the stock traded at a split-adjusted price of $0.43, representing a 258.14% increase over that period. At the time, it had a market cap of $158.54 million and a volume of 32.48 million shares. Receive ATNM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Actinium Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-4.35%1 Month Performance+7.69%3 Month Performance+7.69%Year-To-Date Performance+22.22%1 Year Performance-36.10%5 Year Performance+258.14% ATNM Stock Chart for Friday, August, 8, 2025 ATNM Chart by TradingView Actinium 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 Capitalization08/08/2025$1.56$1.54-1.28%$1.60$1.5199,202 shs$48.04 million08/07/2025$1.60$1.56-2.50%$1.63$1.5565,406 shs$48.67 million08/06/2025$1.62$1.60-1.23%$1.65$1.5973,645 shs$49.91 million08/05/2025$1.66$1.62-2.41%$1.66$1.6182,797 shs$50.54 million08/04/2025$1.61$1.66+3.11%$1.68$1.6288,784 shs$51.79 million08/01/2025$1.63$1.61-1.23%$1.68$1.57151,199 shs$50.23 million07/31/2025$1.57$1.63+3.82%$1.74$1.59604,376 shs$50.85 million07/30/2025$1.61$1.57-2.48%$1.74$1.54204,933 shs$48.98 million07/29/2025$1.72$1.61-6.40%$1.76$1.60193,017 shs$50.23 million07/28/2025$1.79$1.72-3.91%$1.79$1.70189,322 shs$53.66 million Get the Latest News and Ratings for ATNM and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Actinium Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 07/25/2025$1.82$1.79-1.65%$1.86$1.75147,234 shs$55.84 million07/24/2025$1.87$1.82-2.67%$1.87$1.75180,208 shs$56.78 million07/23/2025$1.82$1.87+2.75%$1.89$1.78282,779 shs$58.34 million07/22/2025$1.69$1.82+7.69%$1.84$1.63380,552 shs$56.78 million07/21/2025$1.71$1.69-1.17%$1.79$1.67334,352 shs$52.72 million07/18/2025$1.62$1.71+5.56%$1.77$1.63241,883 shs$53.35 million07/17/2025$1.59$1.62+1.89%$1.69$1.57340,884 shs$50.54 million07/16/2025$1.52$1.59+4.95%$1.61$1.50165,924 shs$49.60 million07/15/2025$1.57$1.52-3.50%$1.59$1.49200,242 shs$47.26 million07/14/2025$1.52$1.57+3.29%$1.57$1.48121,409 shs$48.98 million07/11/2025$1.55$1.52-1.94%$1.57$1.49203,660 shs$47.42 million07/10/2025$1.58$1.55-1.90%$1.63$1.54263,260 shs$48.35 million07/09/2025$1.43$1.58+10.49%$1.58$1.45267,205 shs$49.29 million07/08/2025$1.42$1.43+0.70%$1.49$1.40202,954 shs$44.61 million07/07/2025$1.44$1.42-1.39%$1.45$1.40184,325 shs$44.30 million Related Companies Neoleukin Therapeutics Stock Price Chart Caribou Biosciences Stock Price Chart 4D Molecular Therapeutics Stock Price Chart Alumis Stock Price Chart CARGO Therapeutics Stock Price Chart Instil Bio Stock Price Chart GENFIT Stock Price Chart Organigram Global Stock Price Chart Eupraxia Pharmaceuticals Stock Price Chart Semper Paratus Acquisition Stock Price Chart Receive ATNM Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Actinium Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 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