Actinium Pharmaceuticals (ATNM) Stock Chart & Stock Price History $1.54 -0.04 (-2.53%) Closing price 10/8/2025 04:00 PM EasternExtended Trading$1.58 +0.04 (+2.92%) As of 08:45 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 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 1.60%, with a year-to-date return of 22.22%. In the past month, the stock has decreased 3.75%, reflecting recent market activity. As of the latest close, Actinium Pharmaceuticals traded at $1.54 with a market cap of $48.04 million and volume of 121,672 shares. Five years ago, the stock traded at $10.54, representing a 85.39% decrease over that period. At the time, it had a market cap of $143.19 million and a volume of 202,993 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. Subscribe Now View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Read our full terms of service and privacy policy. 5 Day Performance-2.53%1 Month Performance-3.75%3 Month Performance-2.53%Year-To-Date Performance+22.22%1 Year Performance-1.60%5 Year Performance-85.39% ATNM Stock Chart for Thursday, October, 9, 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 Capitalization10/08/2025$1.58$1.54-2.53%$1.59$1.53121,672 shs$48.04 million10/07/2025$1.56$1.58+1.28%$1.59$1.5571,591 shs$49.29 million10/06/2025$1.58$1.56-1.27%$1.62$1.55147,912 shs$48.67 million10/03/2025$1.60$1.58-1.25%$1.64$1.56334,890 shs$49.29 million10/02/2025$1.60$1.60$1.63$1.57113,116 shs$49.91 million10/01/2025$1.60$1.60$1.64$1.5882,866 shs$49.91 million09/30/2025$1.62$1.60-1.23%$1.63$1.5956,044 shs$49.91 million09/29/2025$1.61$1.62+0.62%$1.68$1.59110,288 shs$50.54 million09/26/2025$1.59$1.61+1.26%$1.61$1.56100,641 shs$50.23 million09/25/2025$1.62$1.59-1.85%$1.61$1.56148,307 shs$49.60 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. 09/24/2025$1.62$1.62$1.64$1.6072,784 shs$50.54 million09/23/2025$1.63$1.62-0.61%$1.66$1.56141,006 shs$50.54 million09/22/2025$1.59$1.63+2.52%$1.63$1.58141,399 shs$50.85 million09/19/2025$1.65$1.59-3.64%$1.66$1.59133,825 shs$49.60 million09/18/2025$1.61$1.65+2.48%$1.70$1.6374,438 shs$51.47 million09/17/2025$1.66$1.61-3.01%$1.67$1.6178,970 shs$50.23 million09/16/2025$1.62$1.66+2.47%$1.66$1.6277,068 shs$51.79 million09/15/2025$1.63$1.62-0.61%$1.64$1.6055,424 shs$50.54 million09/12/2025$1.68$1.63-2.98%$1.68$1.63102,753 shs$50.85 million09/11/2025$1.61$1.68+4.35%$1.70$1.6383,801 shs$52.41 million09/10/2025$1.60$1.61+0.63%$1.67$1.56144,027 shs$50.23 million09/09/2025$1.60$1.60$1.64$1.56131,095 shs$49.91 million09/08/2025$1.58$1.60+1.27%$1.62$1.53124,848 shs$49.91 million Related Companies MediWound Stock Price Chart SELLAS Life Sciences Group Stock Price Chart Journey Medical Stock Price Chart Protara Therapeutics Stock Price Chart FitLife Brands Stock Price Chart China SXT Pharmaceuticals Stock Price Chart Avalo Therapeutics Stock Price Chart Innate Pharma Stock Price Chart Seres Therapeutics Stock Price Chart Forte Biosciences 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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