NASDAQ:CDIO Cardio Diagnostics (CDIO) Stock Price, News & Analysis $3.68 +0.04 (+1.10%) Closing price 08/22/2025 03:59 PM EasternExtended Trading$3.67 -0.01 (-0.16%) As of 08/22/2025 07:45 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 Stock Analysis Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock About Cardio Diagnostics Stock (NASDAQ:CDIO) 30 days 90 days 365 days Advanced Chart View Price History Chart DataSkip Price History Chart Get Cardio Diagnostics alerts:Sign Up Key Stats Today's Range$3.61▼$3.7450-Day Range$3.28▼$4.6252-Week Range$3.22▼$53.10Volume19,902 shsAverage Volume37,582 shsMarket Capitalization$6.49 millionP/E RatioN/ADividend YieldN/APrice Target$60.00Consensus RatingBuy Company Overview Cardio Diagnostics Holdings, Inc. develops and commercializes epigenetics-based clinical tests for cardiovascular disease. It offers Epi+Gen CHD, a three-year symptomatic coronary heart disease (CHD) risk assessment test targeting CHD events, including heart attacks; and PrecisionCHD, an integrated epigenetic-genetic blood test for the early detection of coronary heart disease. Cardio Diagnostics Holdings, Inc. was founded in 2017 and is headquartered in Chicago, Illinois. Read More Cardio Diagnostics Stock Analysis - MarketRank™See Top-Rated MarketRank™ Stocks51st Percentile Overall ScoreCDIO MarketRank™: Cardio Diagnostics scored higher than 51% of companies evaluated by MarketBeat. Scores are calculated by averaging available category scores, with extra weight given to analysis and valuation. Analyst's Opinion3.5 / 5Analyst RatingBuy Consensus RatingCardio Diagnostics has received a consensus rating of Buy. The company's average rating score is 3.00, and is based on 1 buy rating, no hold ratings, and no sell ratings.Amount of Analyst CoverageCardio Diagnostics has received no research coverage 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 Book Value per Share RatioCardio Diagnostics has a P/B Ratio of 0.67. P/B Ratios below 1 indicate that a company could be undervalued with respect to its assets and liabilities. Short Interest3.0 / 5Short Interest LevelHealthy Percentage of Shares Shorted1.18% 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 0.3, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Cardio Diagnostics has recently increased by 51.85%, indicating that investor sentiment is decreasing 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. Sustainability and ESGN/AEnvironmental ScoreN/A Percentage of Shares Shorted1.18% 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 0.3, which is generally considered an acceptable ratio of short interest to trading volume.Change versus previous monthShort interest in Cardio Diagnostics has recently increased by 51.85%, indicating that investor sentiment is decreasing significantly. News and Social Media1.7 / 5News SentimentN/A News SentimentCardio Diagnostics has a news sentiment score of 0.10. 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 lower news sentiment than the 0.69 average news sentiment score of Medical companies.News Coverage This WeekMarketBeat has tracked 1 news article for Cardio Diagnostics this week, compared to 0 articles on an average week. Company Ownership1.7 / 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 Insiders22.30% of the stock of Cardio Diagnostics is held by insiders. A high percentage of insider ownership can be a sign of company health.Percentage Held by InstitutionsOnly 8.06% 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. Email Address CDIO Stock News HeadlinesCardio Diagnostics Holdings, Inc. (NASDAQ:CDIO) Short Interest UpdateAugust 19, 2025 | americanbankingnews.comCardio Diagnostics Holdings Second Quarter 2025 Earnings: US$0.97 loss per share (vs US$1.71 loss in 2Q 2024)August 16, 2025 | finance.yahoo.comOne stock to replace NvidiaInvesting Legend Hints the End May be Near for These 3 Iconic Stocks One company to replace Amazon… another to rival Tesla… and a third to upset Nvidia. These little-known stocks are poised to overtake the three reigning tech darlings in a move that could completely reorder the top dogs of the stock market. Eric Fry gives away names, tickers and full analysis in this first-ever free broadcast.August 23 at 2:00 AM | InvestorPlace (Ad)Cardio Diagnostics (NASDAQ:CDIO) Upgraded at Wall Street ZenAugust 16, 2025 | americanbankingnews.comCardio Diagnostics Holdings, Inc. (CDIOW) - Yahoo FinanceAugust 9, 2025 | finance.yahoo.comCardio Diagnostics Holdings Inc News (CDIO) - Investing.comJuly 8, 2025 | investing.comCardio Diagnostics stock rises on AGEPHA Pharma study collaborationJuly 8, 2025 | au.investing.comCardio Diagnostics Shares Climb Following New Clinical Study Partnership with AGEPHA PharmaJuly 8, 2025 | msn.comSee More Headlines CDIO Stock Analysis - Frequently Asked Questions How have CDIO shares performed this year? Cardio Diagnostics' stock was trading at $27.51 at the start of the year. Since then, CDIO shares have decreased by 86.6% and is now trading at $3.68. How were Cardio Diagnostics' earnings last quarter? Cardio Diagnostics Holdings, Inc. (NASDAQ:CDIO) released its quarterly earnings data on Thursday, August, 14th. The company reported ($0.97) EPS for the quarter, topping the consensus estimate of ($1.80) by $0.83. The firm earned $0.01 million during the quarter, compared to the consensus estimate of $0.08 million. Cardio Diagnostics had a negative net margin of 30,465.10% and a negative trailing twelve-month return on equity of 72.78%. 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 market closes 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. Who are Cardio Diagnostics' major shareholders? Top institutional shareholders of Cardio Diagnostics include Geode Capital Management LLC (0.77%). Insiders that own company stock include Robert Philibert and Meeshanthini Dogan. View institutional ownership trends. 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 Earnings8/14/2025Today8/23/2025Fiscal Year End12/31/2025Get Stock AlertsIndustry, Sector and Symbol Stock ExchangeNASDAQ SectorMedical Industry MED - BIOMED/GENE Sub-IndustryPharmaceutical Products Current SymbolNASDAQ:CDIO CIK1870144 Webcardiodiagnosticsinc.com Phone302-281-2147FaxN/AEmployees1Year FoundedN/APrice Target and Rating Average Price Target for Cardio Diagnostics$60.00 High Price Target$60.00 Low Price Target$60.00 Potential Upside/Downside+1,530.4%Consensus RatingBuy Rating Score (0-4)3.00 Research Coverage1 Analysts Profitability EPS (Trailing Twelve Months)N/A Trailing P/E RatioN/A Forward P/E RatioN/A P/E GrowthN/ANet Income-$8.38 million Net Margins-30,465.10% Pretax Margin-30,465.10% Return on Equity-72.78% Return on Assets-66.17% Debt Debt-to-Equity RatioN/A Current Ratio23.52 Quick Ratio19.47 Sales & Book Value Annual Sales$19.51 thousand Price / Sales332.59 Cash FlowN/A Price / Cash FlowN/A Book Value$5.52 per share Price / Book0.67Miscellaneous Outstanding Shares1,763,000Free Float1,370,000Market Cap$6.49 million OptionableNot Optionable Beta2.96 Analysts Agree—These Gold Picks Outshine the RestUnlock the timeless value of gold with our exclusive 2025 Gold Forecasting Report. 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