NASDAQ:CDIO Cardio Diagnostics (CDIO) Stock Price, News & Analysis $1.92 0.00 (0.00%) Closing price 09/23/2026 03:59 PM EasternExtended Trading$2.02 +0.10 (+5.21%) As of 04:00 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 Massive. Learn more. Add Compare Share Share Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsInsider TradesNews and TrendsOwnershipSEC Filings About Cardio Diagnostics Stock (NASDAQ:CDIO) View Price History Chart DataSkip Price History Chart 1 Day 5 Days 30 Days 90 Days 1 Year Advanced 1 Day 1 Day 5 Days 30 Days 90 Days 1 Year Advanced Show volume Show extended hours Get Cardio Diagnostics alerts:Sign Up Key Stats Today's Range$1.87▼$2.0350-Day Range$1.55▼$2.2152-Week Range$0.97▼$7.91Volume32,574 shsAverage Volume31,657 shsMarket Capitalization$5.68 millionP/E RatioN/ADividend YieldN/APrice TargetN/AConsensus RatingSell Company Overview Cardio Diagnostics Holdings, Inc. is a biotechnology and medical technology company focused on the prevention and early detection of cardiovascular disease. The company combines artificial intelligence with genetic and epigenetic data to develop personalized tools intended to help identify cardiovascular risk and support more targeted care. Its products include Epi+Gen CHD, a blood-based test designed to assess an individual’s risk of developing coronary heart disease, and PrecisionCHD, which is intended to help identify the presence of coronary heart disease. The company’s testing platform is designed to provide physicians with information that may support earlier intervention and individualized prevention strategies. Founded in 2017, Cardio Diagnostics is headquartered in Chicago and serves the healthcare market through physician-ordered testing and related clinical services. The company was co-founded by Meesha Dogan, who has served as its chief executive officer, and uses its technology to address cardiovascular disease prevention and management.AI Generated. May Contain Errors. Read More Cardio Diagnostics Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks21st Percentile Overall ScoreCDIO MarketRank™: Cardio Diagnostics scored higher than 21% of companies evaluated by MarketBeat. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion0.7 / 5Analyst RatingSell Consensus RatingCardio Diagnostics has received a consensus rating of Sell. The company's average rating score is 1.00, and is based on no strong buy ratings, no buy ratings, no hold ratings, and 1 sell rating.Amount of Analyst CoverageCardio Diagnostics has only been the subject of 1 research reports in the past 90 days.Read more about Cardio Diagnostics' stock forecast and price target. Earnings and Valuation0.6 / 5Proj. Earnings GrowthN/A Price to Earnings Ratio vs. the MarketThe P/E ratio of Cardio Diagnostics is -0.66, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Earnings Ratio vs. SectorThe P/E ratio of Cardio Diagnostics is -0.66, which means that its earnings are negative and its P/E ratio cannot be compared to companies with positive earnings.Price to Book Value per Share RatioCardio Diagnostics has a P/B Ratio of 0.50. P/B Ratios below 1 indicate that a company could be undervalued with respect to its assets and liabilities.Read more about Cardio Diagnostics' valuation and earnings. Short Interest5.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted0.88% of the float of Cardio Diagnostics has been sold short.Short Interest Ratio / Days to CoverCardio Diagnostics has a short interest ratio ("days to cover") of 0.66, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Cardio Diagnostics has recently decreased by 20.09%, indicating that investor sentiment is improving significantly. Dividend0.0 / 5Dividend StrengthN/A Dividend YieldCardio Diagnostics does not currently pay a dividend.Dividend GrowthCardio Diagnostics does not have a long track record of dividend growth. News and Social Media2.4 / 5News SentimentN/A News SentimentCardio Diagnostics has a news sentiment score of 0.84. This score is calculated as an average of sentiment of articles about the company over the last seven days and ranges from 2 (good news) to -2 (bad news). This is a higher news sentiment than the 0.49 average news sentiment score of Healthcare companies.News Coverage This WeekMarketBeat has tracked 1 news article for Cardio Diagnostics this week, compared to 2 articles on an average week. Company Ownership0.4 / 5Insider TradingN/A Insider Buying vs. Insider SellingIn the past three months, Cardio Diagnostics insiders have not sold or bought any company stock.Percentage Held by Insiders8.99% of the stock of Cardio Diagnostics is held by insiders.Percentage Held by Institutions8.06% of the stock of Cardio Diagnostics is held by institutions.Read more about Cardio Diagnostics' insider trading history. Receive CDIO Stock News and Ratings via Email Sign-up to receive the latest news and ratings for Cardio Diagnostics and its competitors with MarketBeat's FREE daily newsletter. 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(CDIO) Shareholder/Analyst Call Prepared Remarks TranscriptSeptember 18, 2026 | seekingalpha.comCardio Diagnostics Report Identifies Growing Rural Cardiovascular Care Gap Amid Ongoing Workforce Shortages and Access ChallengesAugust 26, 2026 | businesswire.comElon’s AI Phone is comingRumors are swirling that Elon Musk is developing a new mobile device that could rival the iPhone. It's said to be thinner, longer-lasting on battery, and cheaper to produce, with the ability to work worldwide without relying on cell towers. Former Bloomberg reporter and SAC Capital trader Josh Baylin says the evidence is mounting. He notes the FCC recently gave Musk a green light connected to his mobile plans, adding fuel to speculation. Baylin previously called the smartphone boom in 2004 and predicted Apple would sell a billion phones when others expected a fraction of that.September 24 at 1:00 AM | Stansberry Research (Ad)Cardio Diagnostics Holdings, Inc. (CDIO) Discusses Precision Molecular Advances and AI for Cardiovascular Disease Detection and Strategic Growth Initiatives Prepared Remarks TranscriptAugust 20, 2026 | seekingalpha.comCardio Diagnostics Holdings, Inc. to Host Investor Call on Thursday, August 20, 2026August 5, 2026 | businesswire.comCardio Diagnostics Hldgs Insider Trading Activity | NASDAQ:CDIO | BenzingaJuly 7, 2026 | benzinga.comCardio Diagnostics Holdings (CDIO) Showcases Precision Cardiovascular Solutions for Employers, Health PlansJuly 1, 2026 | finance.yahoo.comCardio Diagnostics Holdings (NASDAQ: CDIO) Showcases Precision Cardiovascular Solutions for Employers, Health PlansJuly 1, 2026 | markets.businessinsider.comSee More Headlines CDIO Stock Analysis - Frequently Asked Questions How have CDIO shares performed this year? Cardio Diagnostics' stock was trading at $2.71 at the beginning of the year. Since then, CDIO shares have decreased by 29.2% and is now trading at $1.92. How were Cardio Diagnostics' earnings last quarter? Cardio Diagnostics Holdings, Inc. (NASDAQ:CDIO) released its earnings results on Friday, August, 7th. The company reported ($0.51) earnings per share (EPS) for the quarter. The business had revenue of $0.01 million for the quarter. Cardio Diagnostics had a negative net margin of 43,133.33% and a negative trailing twelve-month return on equity of 82.28%. When did Cardio Diagnostics' stock split? Cardio Diagnostics's stock reverse split before market open on Tuesday, May 13th 2025.The 1-30 reverse split was announced on Thursday, May 8th 2025. The number of shares owned by shareholders was adjusted after the closing bell on Monday, May 12th 2025. An investor that had 100 shares of stock prior to the reverse split would have 3 shares after the split. How do I buy shares of Cardio Diagnostics? Shares of CDIO stock can be purchased through any online brokerage account. Popular online brokerages with access to the U.S. stock market include Charles Schwab, E*TRADE, Fidelity, and Vanguard Brokerage Services. What other stocks do shareholders of Cardio Diagnostics own? Based on aggregate information from My MarketBeat watchlists, some other companies that Cardio Diagnostics investors own include Sangamo Therapeutics (SGMO), NVIDIA (NVDA), MSP Recovery (LIFW), NuCana (NCNA), Recursion Pharmaceuticals (RXRX), SoundHound AI (SOUN) and Caribou Biosciences (CRBU). Company Calendar Last Earnings8/07/2026Today9/24/2026Next Earnings (Estimated)11/06/2026Fiscal Year End12/31/2026Get Stock Alerts Health Indicator TradeSmith's Health IndicatorA long-term volatility-based measure designed for securities held 12 months or longer.Green: Strong and healthy uptrend with normal pullbacks.Yellow: Significant pullback but still within expected volatility.Red: Dropped beyond expected volatility; considered unhealthy. Yellow Zone (6m+) 1-Year History Sep 25 Dec 25 Mar 26 Jun 26 Sep 26 CDIO's financial health is in the Yellow zone, according to TradeSmith. CDIO has been in this zone for over 6 months. Industry, Sector and Symbol Stock ExchangeNASDAQ SectorHealthcare Industry Biotechnology Sub-IndustryBiotechnology Current SymbolNASDAQ:CDIO CIK1870144 Webwww.cdio.ai Phone(855) 226-9991FaxN/AEmployees1Year FoundedN/AProfitability EPS (Trailing Twelve Months)($2.92) Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$6.50 million Net Margins-43,133.33% Pretax Margin-43,126.66% Return on Equity-82.28% Return on Assets-76.03% Debt Debt-to-Equity RatioN/A Current Ratio17.16 Quick Ratio17.16 Sales & Book Value Annual Sales$10 thousand Price / Sales568.32 Cash FlowN/A Price / Cash FlowN/A Book Value$3.82 per share Price / Book0.50Miscellaneous Outstanding Shares2,960,000Free Float2,694,000Market Cap$5.68 million OptionableNot Optionable Beta2.28 7 Energy Stocks to Buy and Hold ForeverWith the proliferation of data centers and electric vehicles, the electric grid will only get more strained. Download this report to learn how energy stocks can play a role in your portfolio as the global demand for energy continues to grow.Get This Free Report This page (NASDAQ:CDIO) was last updated on 9/24/2026 by MarketBeat.com Staff. From Our PartnersHow to get a stake in Anthropic — before the IPOAnthropic, the maker of Claude AI, has reportedly filed for an IPO that could arrive as early as October. 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