This company has been marked as potentially delisted and may not be actively trading. NYSE:ISR Isoray (ISR) Stock Price, News & Analysis Add Compare Share Share Stock Analysis Stock AnalysisBuy This Stock About Isoray Stock (NYSE:ISR) 30 days 90 days 365 days Advanced Chart Get Isoray alerts:Sign Up Key Stats Today's Range N/A50-Day Range$0.28▼$0.4252-Week Range N/AVolume145,000 shsAverage Volume290,697 shsMarket Capitalization$54.57 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingN/A Company OverviewIsoRay, Inc. is a medical technology company, which engages in the development, manufacture, and sale of isotope-based medical products and devices. The firm focuses on the treatment of cancer and other malignant diseases. Its core product is Cesium-131, a radioisotope for the treatment of malignant tumors. The company was founded by Lance A. Bray in 1983 and is headquartered in Richland, WA.Read More… Receive ISR Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Isoray and its competitors with MarketBeat's FREE daily newsletter. Email Address ISR Stock News HeadlinesFrench ISR Label Revamp ReportNovember 22, 2023 | morningstar.comWhy IsoRay (ISR) Is Plunging TodayApril 24, 2023 | thestreet.com"I'm risking my reputation on this"Behind closed doors, away from the mainstream media's eyes, the smartest minds in crypto are all seeing the same signals. They're positioning themselves for something unprecedented. And after 17 million podcast downloads and over 600 insider interviews, I finally connected all the dots… What I discovered was so explosive, so potentially life-changing, that I had to put it all in a book.June 15, 2025 | Crypto 101 Media (Ad)Why IsoRay (ISR) Stock Is Surging TodayMarch 16, 2023 | thestreet.comIsoRay (ISR) Reports Q2 Loss, Misses Revenue EstimatesFebruary 16, 2023 | finance.yahoo.comPerspective Therapeutics (formerly known as Isoray, Inc.) Announces Financial Results for the Quarter ended December 31, 2022February 16, 2023 | finance.yahoo.comIsoray, Inc.: Isoray Inc. and Viewpoint Molecular Targeting Inc. Announce Name Change to Perspective Therapeutics Inc.February 8, 2023 | finanznachrichten.deIsoray Inc. and Viewpoint Molecular Targeting Inc. Announce Name Change to Perspective Therapeutics Inc.February 7, 2023 | finance.yahoo.comSee More Headlines ISR Stock Analysis - Frequently Asked Questions How were Isoray's earnings last quarter? Isoray, Inc. (NYSE:ISR) announced its earnings results on Wednesday, November, 10th. The company reported ($0.02) earnings per share (EPS) for the quarter, missing analysts' consensus estimates of ($0.01) by $0.01. The company earned $2.56 million during the quarter, compared to the consensus estimate of $2.58 million. Isoray had a negative net margin of 115.91% and a negative trailing twelve-month return on equity of 17.12%. What other stocks do shareholders of Isoray own? Based on aggregate information from My MarketBeat watchlists, some other companies that Isoray investors own include Brainstorm Cell Therapeutics (BCLI), OPKO Health (OPK), Tesla (TSLA), Meta Platforms (META), Tonix Pharmaceuticals (TNXP) and Nano Dimension (NNDM). Company Calendar Last Earnings11/10/2021Today6/15/2025Fiscal Year End6/30/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNYSE SectorMedical Industry Surgical & medical instruments Sub-IndustryN/A Current SymbolNYSE:ISR CIK728387 Webisoray.com Phone(509) 375-1202Fax509-267-3670EmployeesN/AYear FoundedN/AProfitability EPS (Most Recent Fiscal Year)($0.07) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$7.27 million Net Margins-115.91% Pretax Margin-91.45% Return on Equity-17.12% Return on Assets-16.15% Debt Debt-to-Equity RatioN/A Current Ratio14.38 Quick Ratio13.99 Sales & Book Value Annual Sales$10.80 million Price / Sales0.00 Cash FlowN/A Price / Cash FlowN/A Book Value$0.43 per share Price / BookN/AMiscellaneous Outstanding Shares142,110,000Free Float138,674,000Market Cap$54.57 million OptionableNot Optionable Beta1.48 The Next 7 Blockbuster Stocks for Growth InvestorsWondering what the next stocks will be that hit it big, with solid fundamentals? Enter your email address to see which stocks MarketBeat analysts could become the next blockbuster growth stocks.Get This Free Report This page (NYSE:ISR) was last updated on 6/15/2025 by MarketBeat.com Staff From Our PartnersTrump wipes out trillions overnight…Is there anybody more powerful than Donald Trump right now? In a single tariff announcement, he wiped out n...Porter & Company | SponsoredWhy July 22nd Could Mean Big Changes for Social SecurityIn a stunning move, President Trump has authorized an AI-led transformation of federal agencies, including Soc...Altimetry | SponsoredAn AI run of epic proportions is only getting startedI just put together an urgent new presentation that you need to see right away. In short: I believe we are...Timothy Sykes | SponsoredElon’s NEXT Big IPO?Cancel your internet TODAY!? 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