Cardiff Oncology (CRDF) Short Interest Ratio & Short Volume $3.87 -0.43 (-10.00%) Closing price 06/11/2025 04:00 PM EasternExtended Trading$3.94 +0.06 (+1.68%) As of 08:00 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 Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Cardiff Oncology Short Interest DataCardiff Oncology (CRDF) has a short interest of 17.63 million shares, representing 37.39% of the float (the number of shares available for trading by the public). This marks a 0.63% increase in short interest from the previous month. The short interest ratio (days to cover) is 15.3, indicating that it would take 15.3 days of the average trading volume of 1.16 million shares to cover all short positions.Current Short Interest17,630,000 sharesPrevious Short Interest17,520,000 sharesChange Vs. Previous Month+0.63%Dollar Volume Sold Short$58.88 millionShort Interest Ratio15.3 Days to CoverLast Record DateMay 31, 2025Outstanding Shares66,526,000 sharesShort Percent of Float37.39%Today's Trading Volume1,558,687 sharesAverage Trading Volume1,161,595 sharesToday's Volume Vs. Average134% Short Selling Cardiff Oncology? Sign up to receive the latest short interest report for Cardiff Oncology and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCRDF Short Interest Over TimeCRDF Days to Cover Over TimeCRDF Percentage of Float Shorted Over Time Cardiff Oncology Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 5/31/202517,630,000 shares $58.88 million +0.6%37.4%15.3 $3.34 5/15/202517,520,000 shares $48.18 million +0.2%37.2%15 $2.75 4/30/202517,480,000 shares $47.90 million +0.8%N/A14.7 $2.74 4/15/202517,340,000 shares $50.98 million +17.1%36.8%14.3 $2.94 3/31/202514,810,000 shares $46.50 million +11.0%31.4%12.7 $3.14 3/15/202513,340,000 shares $53.36 million +17.2%28.3%11.5 $4.00 2/28/202511,380,000 shares $48.25 million +5.0%24.1%5.4 $4.24 2/15/202510,840,000 shares $46.50 million +3.7%23.0%5.4 $4.29 1/31/202510,450,000 shares $42.11 million +10.2%N/A5 $4.03 1/15/20259,480,000 shares $32.61 million -0.3%N/A4.6 $3.44 Get the Latest News and Ratings for CRDF and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Cardiff Oncology and its competitors with MarketBeat's FREE daily newsletter. 12/31/20249,510,000 shares $41.27 million -4.4%N/A4.8 $4.34 12/15/20249,950,000 shares $39.00 million +21.6%N/A5.2 $3.92 11/30/20248,180,000 shares $21.35 million +6.0%N/A5.5 $2.61 11/15/20247,720,000 shares $19.92 million -4.3%N/A10.9 $2.58 10/31/20248,070,000 shares $25.18 million +10.3%N/A12.2 $3.12 10/15/20247,320,000 shares $19.54 million +7.2%N/A14.8 $2.67 9/30/20246,830,000 shares $18.24 million -1.0%N/A14.5 $2.67 9/15/20246,900,000 shares $18.70 million No ChangeN/A12.4 $2.71 8/31/20246,900,000 shares $15.94 million +2.7%N/A12.7 $2.31 8/15/20246,720,000 shares $16.06 million +16.3%N/A11.7 $2.39 7/31/20245,780,000 shares $13.53 million +12.9%N/A9.7 $2.34 7/15/20245,120,000 shares $12.85 million +21.3%N/A7.7 $2.51 6/30/20244,220,000 shares $9.37 million +4.5%N/A5.8 $2.22 6/15/20244,040,000 shares $10.91 million -9.4%N/A5.4 $2.70 5/31/20244,460,000 shares $14.18 million -3.5%N/A4.7 $3.18 5/15/20244,620,000 shares $16.49 million +4.5%N/A2.4 $3.57 4/30/20244,420,000 shares $19.27 million +10.8%N/A2.3 $4.36 4/15/20243,990,000 shares $21.07 million +17.0%N/A2.2 $5.28 3/31/20243,410,000 shares $18.21 million +21.4%N/A2 $5.34 3/15/20242,810,000 shares $14.13 million +144.4%N/A1.8 $5.03 2/29/20241,150,000 shares $2.03 million -3.4%N/A0.9 $1.77 2/15/20241,190,000 shares $2.08 million -7.8%N/A7.6 $1.75 1/31/20241,290,000 shares $2.01 million +13.2%N/A7.5 $1.56 1/15/20241,140,000 shares $1.93 million -13.6%N/A6.5 $1.69 12/31/20231,320,000 shares $1.95 million -2.2%N/A6.4 $1.48 12/15/20231,350,000 shares $1.89 million -6.9%N/A2 $1.40 11/30/20231,450,000 shares $1.78 million -9.4%N/A2.1 $1.23 11/15/20231,600,000 shares $1.94 million -1.8%N/A2.3 $1.21 10/31/20231,630,000 shares $1.74 million +6.5%N/A2.2 $1.07 10/15/20231,530,000 shares $1.70 million -24.6%N/A1.4 $1.11Get Ready for Elon Musk’s BIGGEST Comeback Yet (Ad)Tesla's About to Prove Everyone Wrong... 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Click here to see why Tesla's about to prove everyone wrong... again. 9/30/20232,030,000 shares $2.82 million +201.6%N/A1.9 $1.39 9/15/2023673,000 shares $1.16 million +25.4%N/A1.1 $1.73 8/31/2023536,500 shares $987.16 thousand -19.5%N/A0.9 $1.84 8/15/2023666,400 shares $1.33 million +28.7%N/A1.2 $2.00 7/31/2023517,700 shares $916.33 thousand +5.0%N/A1 $1.77 7/15/2023492,900 shares $694.99 thousand -8.2%N/A3.3 $1.41 6/30/2023537,000 shares $789.39 thousand +1.0%N/A3.5 $1.47 6/15/2023531,600 shares $845.24 thousand -1.7%N/A3.4 $1.59 5/31/2023541,000 shares $871.01 thousand -0.2%N/A2.9 $1.61 5/15/2023542,300 shares $949.03 thousand -12.1%N/A2.7 $1.75 4/30/2023616,900 shares $1.07 million -2.4%N/A2.9 $1.74 4/15/2023632,000 shares $941.68 thousand +1.2%N/A3 $1.49 3/31/2023624,300 shares $1.03 million -7.3%N/A2.6 $1.65 3/15/2023673,600 shares $1.16 million -1.6%N/A2.6 $1.72 2/28/2023684,400 shares $1.18 million -14.6%N/A2.9 $1.73 2/15/2023801,300 shares $1.50 million -11.6%N/A3.3 $1.87 1/31/2023905,900 shares $1.62 million -9.4%N/A3.6 $1.79 1/15/20231,000,000 shares $1.53 million -8.3%N/A3.9 $1.53 12/30/20221,090,000 shares $1.53 million -5.2%N/A4.6 $1.40 12/15/20221,150,000 shares $1.61 million -2.5%N/A4.4 $1.40 11/30/20221,180,000 shares $1.88 million -1.7%N/A2.3 $1.59 11/15/20221,200,000 shares $1.61 million -7.7%N/A2.2 $1.34 10/31/20221,300,000 shares $2.12 million -19.8%N/A2.2 $1.63 10/15/20221,620,000 shares $2.49 million -10.0%N/A2.6 $1.54 9/30/20221,800,000 shares $2.77 million -18.2%N/A2.7 $1.54 9/15/20222,200,000 shares $3.67 million +9.5%N/A2.5 $1.67 8/31/20222,010,000 shares $5.41 million -7.4%N/A2.2 $2.69 8/15/20222,170,000 shares $6.55 million +4.3%N/A2.3 $3.02 7/31/20222,080,000 shares $4.60 million -8.4%N/A2.2 $2.21 7/15/20222,270,000 shares $6.13 million -12.0%N/A2.2 $2.70 6/30/20222,580,000 shares $5.68 million -27.1%N/A2.5 $2.20 6/15/20223,540,000 shares $5.95 million +8.6%N/A3.8 $1.68 5/31/20223,260,000 shares $4.40 million -9.9%N/A4.3 $1.35 5/15/20223,620,000 shares $4.85 million +6.2%N/A5.4 $1.34 4/30/20223,410,000 shares $4.57 million +37.5%N/A4.9 $1.34 4/15/20222,480,000 shares $4.81 million -1.6%N/A3.4 $1.94 3/31/20222,520,000 shares $6.25 million +6.3%N/A3.1 $2.48 3/15/20222,370,000 shares $5.38 million +9.7%N/A2.8 $2.27 2/28/20222,160,000 shares $5.81 million -2.7%N/A2.6 $2.69 2/15/20222,220,000 shares $7.04 million -28.4%N/A2.8 $3.17 1/31/20223,100,000 shares $10.48 million -15.8%N/A2.8 $3.38 1/15/20223,680,000 shares $25.24 million +32.4%N/A3.8 $6.86 12/31/20212,780,000 shares $16.71 million +4.1%7.5%3.5 $6.01 12/15/20212,670,000 shares $15.41 million -9.5%7.2%3.3 $5.77 11/30/20212,950,000 shares $16.58 million +17.1%8.0%2.5 $5.62 11/15/20212,520,000 shares $13.66 million -7.4%N/A2 $5.42 10/29/20212,720,000 shares $15.97 million +1.5%7.3%2.8 $5.87 10/15/20212,680,000 shares $17.15 million +0.8%7.2%2.7 $6.40 9/30/20212,660,000 shares $17.72 million +3.5%7.1%2.5 $6.66 9/15/20212,570,000 shares $16.81 million -18.9%6.9%2.2 $6.54Is Elon's empire crumbling? 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Click here to see the Tesla shock that could blindside everyone. 8/31/20213,170,000 shares $23.24 million +11.6%8.5%2.9 $7.33 8/13/20212,840,000 shares $16.30 million +0.7%7.6%4.5 $5.74 7/30/20212,820,000 shares $15.00 million -2.4%8.1%4.3 $5.32 7/15/20212,890,000 shares $17.28 million -10.8%8.3%4.3 $5.98 6/30/20213,240,000 shares $21.55 million +24.6%9.3%4.9 $6.65 6/15/20212,600,000 shares $20.80 million -6.8%7.4%4.5 $8.00 5/28/20212,790,000 shares $23.44 million -10.0%8.0%4.1 $8.40 5/14/20213,100,000 shares $26.32 million +11.9%9.0%3.7 $8.49 4/30/20212,770,000 shares $26.34 million +8.6%8.1%2.8 $9.51 4/15/20212,550,000 shares $22.44 million -3.8%7.6%1.9 $8.80 3/31/20212,650,000 shares $24.12 million -51.0%7.9%1.5 $9.10 3/15/20215,410,000 shares $58.70 million +0.9%16.1%2.8 $10.85 2/26/20215,360,000 shares $52.26 million -9.9%15.9%2.8 $9.75 2/12/20215,950,000 shares $84.73 million -8.2%18.6%3.2 $14.24 1/29/20216,480,000 shares $75.17 million +10.8%20.1%3.7 $11.60 1/15/20215,850,000 shares $114.48 million No Change18.1%3.7 $19.57 CRDF Short Interest - Frequently Asked Questions What is Cardiff Oncology's current short interest? Short interest is the volume of Cardiff Oncology shares that have been sold short but have not yet been covered or closed out. As of May 31st, investors have sold 17,630,000 shares of CRDF short. 37.39% of Cardiff Oncology's shares are currently sold short. Learn More on Cardiff Oncology's current short interest. What is a good short interest ratio for Cardiff Oncology? The short interest ratio, also known as the "days to cover ratio", is calculated by dividing the number of shares of a stock sold short divided by its average trading volume. A short interest ratio ranging between 1 and 4 generally indicates strong positive sentiment about a stock and a lack of short sellers. A short interest ratio of 10 or greater indicates strong pessimism about a stock. CRDF shares currently have a short interest ratio of 15.0. Learn More on Cardiff Oncology's short interest ratio. Which institutional investors are shorting Cardiff Oncology? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Cardiff Oncology: Simplex Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Cardiff Oncology? 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. 37.39% of Cardiff Oncology's floating shares are currently sold short. Is Cardiff Oncology's short interest increasing or decreasing? Cardiff Oncology saw a increase in short interest during the month of May. As of May 31st, there was short interest totaling 17,630,000 shares, an increase of 0.6% from the previous total of 17,520,000 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. How does Cardiff Oncology's short interest compare to its competitors? 37.39% of Cardiff Oncology's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Cardiff Oncology: Pharvaris (4.14%), CorMedix Inc. (14.83%), Akebia Therapeutics, Inc. (9.58%), Oculis Holding AG (0.07%), LENZ Therapeutics, Inc. (14.12%), Praxis Precision Medicines, Inc. (9.88%), Zymeworks Inc. (10.61%), Chimerix, Inc. (4.27%), Avid Bioservices, Inc. (18.17%), Nuvation Bio Inc. (18.67%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($64.96 billion), Invesco QQQ ($27.88 billion), iShares Russell 2000 ETF ($19.94 billion), iShares 20+ Year Treasury Bond ETF ($9.69 billion), Strategy Incorporated ($8.58 billion), SPDR S&P Biotech ETF ($5.72 billion), Invesco S&P 500 Equal Weight ETF ($5.45 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.70 billion), Charter Communications, Inc. ($4.54 billion), and Industrial Select Sector SPDR Fund ($4.49 billion). View all of the most shorted stocks. What does it mean to sell short Cardiff Oncology stock? Short selling CRDF is an investing strategy that aims to generate trading profit from Cardiff Oncology as its price is falling. CRDF shares are trading down $0.43 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 Cardiff Oncology? A short squeeze for Cardiff Oncology 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 CRDF, which in turn drives the price of the stock up even further. How often is Cardiff Oncology's 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 CRDF, twice per month. The most recent reporting period available is May, 31 2025. More Short Interest Resources from MarketBeat Related Companies Pharvaris Short Squeeze CorMedix Short Squeeze Akebia Therapeutics Short Squeeze Oculis Short Squeeze LENZ Therapeutics Short Squeeze Praxis Precision Medicines Short Squeeze Zymeworks Short Squeeze Chimerix Short Squeeze Avid Bioservices Short Squeeze Nuvation Bio 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:CRDF) was last updated on 6/12/2025 by MarketBeat.com Staff From Our PartnersTrump’s Exec Order #14154 could be a “Millionaire-Maker”Former Presidential Advisor, Jim Rickards, says Trump could “rewire our economy and hand millions of Americans...Paradigm Press | SponsoredTrump wipes out trillions overnight…Is there anybody more powerful than Donald Trump right now? 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Jeff Brown has uncovered ...Brownstone Research | SponsoredMarch 16th -- America’s most important day?50-Year Legend: Here's The Day Stocks Likely Crash Legendary quant analyst Marc Chaikin says in 50 years on...Chaikin Analytics | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Cardiff Oncology, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Cardiff Oncology With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. 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