Cardio Diagnostics (CDIO) Short Interest Ratio & Short Volume $0.38 -0.03 (-8.08%) Closing price 03/28/2025 04:00 PM EasternExtended Trading$0.37 -0.01 (-2.05%) As of 03/28/2025 06:22 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 Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Cardio Diagnostics Short Interest DataCardio Diagnostics (CDIO) has a short interest of 1.25 million shares, representing 2.59% of the float (the number of shares available for trading by the public). This marks a -36.87% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.5, indicating that it would take 0.5 days of the average trading volume of 2.53 million shares to cover all short positions.Current Short Interest1,250,000 sharesPrevious Short Interest1,980,000 sharesChange Vs. Previous Month-36.87%Dollar Volume Sold Short$530,375.00Short Interest Ratio0.5 Days to CoverLast Record DateMarch 15, 2025Outstanding Shares52,145,000 sharesFloat Size48,210,000 sharesShort Percent of Float2.59%Today's Trading Volume1,509,670 sharesAverage Trading Volume2,533,523 sharesToday's Volume Vs. Average60% Short Selling Cardio Diagnostics? Sign up to receive the latest short interest report for Cardio Diagnostics and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCDIO Short Interest Over TimeCDIO Days to Cover Over TimeCDIO Percentage of Float Shorted Over Time Remove Ads Cardio Diagnostics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/15/20251,250,000 shares $530,375.00 -36.9%2.6%0.5 $0.42 2/28/20251,980,000 shares $889,614.00 -21.4%4.2%0.3 $0.45 2/15/20252,520,000 shares $1.69 million +43.2%6.9%0.4 $0.67 1/31/20251,760,000 shares $772,992.00 +439.6%4.8%0.3 $0.44 1/15/2025326,200 shares $192,458.00 -78.7%0.9%0 $0.59 12/31/20241,530,000 shares $1.40 million -56.0%4.2%0.2 $0.92 12/15/20243,480,000 shares $4.38 million +124.5%9.5%0.5 $1.26 11/30/20241,550,000 shares $471,200.00 +261.3%4.5%0.3 $0.30 11/15/2024429,000 shares $109,395.00 -74.5%2.0%0.1 $0.26 10/31/20241,680,000 shares $470,400.00 +64.7%7.7%0.7 $0.28 Get the Latest News and Ratings for CDIO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Cardio Diagnostics and its competitors with MarketBeat's FREE daily newsletter. 10/15/20241,020,000 shares $218,484.00 -63.6%4.7%0.8 $0.21 9/30/20242,800,000 shares $624,400.00 +1,100.2%12.8%3 $0.22 9/15/2024233,300 shares $69,663.38 -41.7%1.2%0.9 $0.30 8/31/2024400,200 shares $150,075.00 +28.9%2.0%1.7 $0.38 8/15/2024310,500 shares $131,341.50 +14.1%1.6%1.5 $0.42 7/31/2024272,100 shares $122,445.00 -7.9%1.4%0.6 $0.45 7/15/2024295,400 shares $149,472.40 -34.2%1.6%0.6 $0.51 6/30/2024448,900 shares $246,895.00 +3.3%2.4%1 $0.55 6/15/2024434,400 shares $259,771.20 -17.9%2.3%0.9 $0.60 5/31/2024529,300 shares $366,646.11 -59.3%2.8%1 $0.69 5/15/20241,300,000 shares $1.10 million +286.3%7.0%2.2 $0.85 4/30/2024336,500 shares $230,502.50 -34.1%1.9%0.9 $0.69 4/15/2024510,400 shares $509,124.00 +14.8%2.9%1 $1.00 3/31/2024444,600 shares $631,332.00 -2.6%2.5%0.6 $1.42 3/15/2024456,300 shares $574,938.00 -7.7%2.7%0.4 $1.26 2/29/2024494,300 shares $800,766.00 -32.6%3.0%0.3 $1.62 2/15/2024733,200 shares $1.31 million -3.2%4.4%0.3 $1.78 1/31/2024757,500 shares $1.65 million -10.6%4.5%0.1 $2.18 1/15/2024847,000 shares $2.22 million +78.6%5.1%0.1 $2.62 12/31/2023474,200 shares $1.18 million -38.3%2.8%0 $2.49 12/15/2023768,000 shares $1.80 million -28.2%4.6%0.1 $2.34 11/30/20231,070,000 shares $2.18 million -58.2%7.7%0.1 $2.04 11/15/20232,560,000 shares $2.71 million +774.9%18.4%0.2 $1.06 10/31/2023292,600 shares $88,248.16 +11.3%5.3%0 $0.30 10/15/2023263,000 shares $68,932.30 +282.3%4.8%0.5 $0.26 9/30/202368,800 shares $23,392.00 +53.2%1.3%0.4 $0.34 9/15/202344,900 shares $22,001.00 +532.4%0.8%0.3 $0.49 8/31/20237,100 shares $3,904.29 -49.3%0.1%0 $0.55 8/15/202314,000 shares $13,160.00 -79.8%0.3%0.1 $0.94 7/31/202369,200 shares $83,732.00 -39.7%1.3%0.4 $1.21Trump’s betrayal exposed (Ad)Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to move your money now.Millions of Americans are about to be wiped out, while others could make a fortune… click here to ma 7/15/2023114,700 shares $122,729.00 -7.5%2.2%0.6 $1.07 6/30/2023124,000 shares $147,560.00 -3.1%2.4%0.6 $1.19 6/15/2023127,900 shares $172,665.00 -44.1%2.4%0.7 $1.35 5/31/2023228,600 shares $340,614.00 +99.5%4.4%1 $1.49 5/15/2023114,600 shares $207,208.26 No Change2.2%0 $1.81 CDIO Short Interest - Frequently Asked Questions What is Cardio Diagnostics' current short interest? Short interest is the volume of Cardio Diagnostics shares that have been sold short but have not yet been covered or closed out. As of March 15th, investors have sold 1,250,000 shares of CDIO short. 2.59% of Cardio Diagnostics' shares are currently sold short. Learn More on Cardio Diagnostics' current short interest. What is a good short interest percentage for Cardio Diagnostics? Companies that have a short interest as a percentage of float below 10% indicates positive investor sentiment and few short sellers. Stocks with a short interest percentage above 10% is considered high, suggesting some investors are pessimistic about the stock. Companies with a short interest percentage of 20% or more indicates widespread negative sentiment. 2.59% of Cardio Diagnostics' floating shares are currently sold short. Is Cardio Diagnostics' short interest increasing or decreasing? Cardio Diagnostics saw a drop in short interest in the month of March. As of March 15th, there was short interest totaling 1,250,000 shares, a drop of 36.9% from the previous total of 1,980,000 shares. Changes in short volume can be used to identify positive and negative investor sentiment. Investors that short sell a stock are betting that its price will decline in the future. An increase in short sale volume suggests bearish (negative) sentiment among investors. A decrease on short sale volume suggests bullish (positive) sentiment. What is Cardio Diagnostics' float size? Cardio Diagnostics currently has issued a total of 52,145,000 shares. Some of Cardio Diagnostics' outstanding shares are available for trading, while others are subject to various restrictions. The public float, also referred to as floating shares or "the float", are shares that publicly owned, unrestricted and available to trade on the open market. Cardio Diagnostics currently has a public float of 48,210,000 shares. How does Cardio Diagnostics' short interest compare to its competitors? 2.59% of Cardio Diagnostics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Cardio Diagnostics: Vigil Neuroscience, Inc. (1.85%), Zura Bio Limited (12.00%), Invivyd, Inc. (8.77%), SELLAS Life Sciences Group, Inc. (11.29%), Rani Therapeutics Holdings, Inc. (10.35%), Cabaletta Bio, Inc. (14.14%), Vistagen Therapeutics, Inc. (2.28%), HilleVax, Inc. (7.03%), Adagene Inc. (0.05%), Adlai Nortye Ltd. (0.01%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($26.28 billion), iShares 20+ Year Treasury Bond ETF ($9.53 billion), MicroStrategy Incorporated ($8.50 billion), Apollo Global Management, Inc. ($4.86 billion), Super Micro Computer, Inc. ($4.85 billion), Charter Communications, Inc. ($4.28 billion), Capital One Financial Co. ($4.08 billion), AppLovin Co. ($3.82 billion), Canadian Natural Resources Limited ($3.78 billion), and Schlumberger Limited ($2.87 billion). View all of the most shorted stocks. What does it mean to sell short Cardio Diagnostics stock? Short selling CDIO is an investing strategy that aims to generate trading profit from Cardio Diagnostics as its price is falling. CDIO shares are trading down $0.03 today. To short a stock, an investor borrows shares, sells them and buys the shares back on the public market later to return it to the lender. Short sellers are betting that a stock will decline in price. If the stock does drop after selling, the short seller buys it back at a lower price and returns it to the lender. The difference between the sell price and the buy price is the trader's profit. How does a short squeeze work against Cardio Diagnostics? A short squeeze for Cardio Diagnostics occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of CDIO, which in turn drives the price of the stock up even further. How often is Cardio Diagnostics' short interest reported? Short interest is typically published by a stock exchange once per month. However, NASDAQ publishes a report for U.S. stocks, including CDIO, twice per month. The most recent reporting period available is March, 15 2025. More Short Interest Resources from MarketBeat Related Companies Vigil Neuroscience Short Squeeze Zura Bio Short Squeeze Invivyd Short Squeeze SELLAS Life Sciences Group Short Squeeze Rani Therapeutics Short Squeeze Cabaletta Bio Short Squeeze Vistagen Therapeutics Short Squeeze HilleVax Short Squeeze Adagene Short Squeeze Adlai Nortye Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:CDIO) was last updated on 3/30/2025 by MarketBeat.com Staff From Our PartnersTrump Treasure April 19Thanks to President Trump… A $900 investment across5 specific cryptos… Could gain 12,000% so quickly tha...Paradigm Press | SponsoredA market crash is coming—here’s whenThe stock market cycle I've used to identify the most likely day of the next market crash is the exact same in...Chaikin Analytics | SponsoredThe Dirty Secret About Gold Mining Stocks...Here's something most gold analysts won't tell you: 90% of gold mining companies actually destroy sharehold...Golden Portfolio | SponsoredNvidia’s CEO: “This Will Be a Multitrillion-Dollar Industry."If you missed out on the big boom in Nvidia… Listen up, because according to Nvidia's own CEO… Elon Musk...Brownstone Research | SponsoredTrump doesn’t give a damnPorter Stansberry: “I met with Trump’s biggest backers… they’re scooping up these 10 stocks” I recently met...Porter & Company | SponsoredYour Wealth is Under AttackPlease don't wait—this is your moment to take action. 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