UNITY Biotechnology (UBX) Short Interest Ratio & Short Volume $0.30 -0.05 (-13.14%) Closing price 07/2/2025 04:00 PM EasternExtended Trading$0.31 +0.02 (+5.37%) As of 05:07 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 InterestSustainabilityTrendsBuy This Stock UNITY Biotechnology Short Interest DataUNITY Biotechnology (UBX) has a short interest of 572,500 shares, representing 3.65% of the float (the number of shares available for trading by the public). This marks a -34.44% decrease in short interest from the previous month. The short interest ratio (days to cover) is 1.9, indicating that it would take 1.9 days of the average trading volume of 245,809 shares to cover all short positions.Current Short Interest572,500 sharesPrevious Short Interest873,200 sharesChange Vs. Previous Month-34.44%Dollar Volume Sold Short$456.86 thousandShort Interest Ratio1.9 Days to CoverLast Record DateJune 15, 2025Outstanding Shares17,210,000 sharesFloat Size15,680,000 sharesShort Percent of Float3.65%Today's Trading Volume3,226,782 sharesAverage Trading Volume245,809 sharesToday's Volume Vs. Average1,313% Short Selling UNITY Biotechnology? Sign up to receive the latest short interest report for UNITY Biotechnology and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartUBX Short Interest Over TimeUBX Days to Cover Over TimeUBX Percentage of Float Shorted Over Time UNITY Biotechnology Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 6/15/2025572,500 shares $456.86 thousand -34.4%3.7%1.9 $0.80 5/31/2025873,200 shares $593.78 thousand +16.6%5.6%3 $0.68 5/15/2025749,100 shares $570.07 thousand -11.7%4.8%4.4 $0.76 4/30/2025848,700 shares $959.03 thousand +12.9%5.5%5.2 $1.13 4/15/2025751,600 shares $729.05 thousand +6.6%4.8%3.6 $0.97 3/31/2025704,800 shares $732.99 thousand +10.1%4.6%2.6 $1.04 3/15/2025639,900 shares $1.13 million +15.3%4.2%2.4 $1.77 2/28/2025554,900 shares $948.88 thousand +7.5%3.6%2.3 $1.71 2/15/2025516,300 shares $1.13 million +12.1%3.4%2.2 $2.19 1/31/2025460,400 shares $1.02 million +107.1%3.0%2 $2.22 Get the Latest News and Ratings for UBX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for UNITY Biotechnology and its competitors with MarketBeat's FREE daily newsletter. 1/15/2025222,300 shares $375.69 thousand -8.9%1.5%1.1 $1.69 12/31/2024244,000 shares $238.24 thousand -0.9%1.6%1.9 $0.98 12/15/2024246,100 shares $275.63 thousand -4.8%1.6%3.6 $1.12 11/30/2024258,400 shares $320.42 thousand -10.2%1.7%4.6 $1.24 11/15/2024287,600 shares $348.00 thousand -5.1%1.9%5.7 $1.21 10/31/2024303,000 shares $412.08 thousand -0.9%2.0%6.2 $1.36 10/15/2024305,700 shares $427.98 thousand -1.6%2.0%7.5 $1.40 9/30/2024310,700 shares $456.73 thousand +3.0%2.0%7.9 $1.47 9/15/2024301,800 shares $434.59 thousand -8.9%2.0%7.4 $1.44 8/31/2024331,200 shares $539.86 thousand +3.7%2.2%6.5 $1.63 8/15/2024319,500 shares $450.50 thousand +5.5%2.1%5.7 $1.41 7/31/2024303,000 shares $463.59 thousand -2.3%2.0%5.4 $1.53 7/15/2024310,100 shares $483.76 thousand -3.8%2.0%5.4 $1.56 6/30/2024322,200 shares $434.97 thousand 0.0%2.1%5.4 $1.35 6/15/2024322,300 shares $460.89 thousand -3.0%2.1%5.1 $1.43 5/31/2024332,400 shares $515.22 thousand +7.1%2.2%5.5 $1.55 5/15/2024310,300 shares $474.76 thousand -6.1%2.0%3.7 $1.53 4/30/2024330,400 shares $508.82 thousand +8.4%2.2%3.8 $1.54 4/15/2024304,800 shares $457.20 thousand -0.8%2.0%3.4 $1.50 3/31/2024307,200 shares $503.81 thousand +5.4%2.0%3.4 $1.64 3/15/2024291,600 shares $437.40 thousand +0.3%1.9%2.7 $1.50 2/29/2024290,600 shares $531.80 thousand -9.2%1.9%2.6 $1.83 2/15/2024320,000 shares $636.80 thousand +4.5%2.1%3.4 $1.99 1/31/2024306,100 shares $529.55 thousand -0.3%2.0%3.1 $1.73 1/15/2024307,100 shares $571.21 thousand -21.4%2.0%3.2 $1.86 12/31/2023390,700 shares $754.05 thousand -15.6%N/A0 $1.93 12/15/2023463,100 shares $791.90 thousand -7.7%3.1%5.5 $1.71 11/30/2023501,900 shares $963.65 thousand -12.3%3.8%6.9 $1.92 11/15/2023572,500 shares $1.05 million -11.9%4.3%9.1 $1.83 10/31/2023649,600 shares $1.29 million +3.0%4.9%12.8 $1.99Banks aren’t ready for this altcoin—are you? 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This is about being in the right place at the right time – and I believe that time is now.Discover our #1 crypto for the red-hot crypto market right now! 10/15/2023630,900 shares $1.10 million -6.0%4.8%10.3 $1.75 9/30/2023670,900 shares $1.61 million -2.8%5.1%9.7 $2.40 9/15/2023690,400 shares $1.76 million -6.0%5.2%6.6 $2.55 8/31/2023734,600 shares $1.95 million -2.6%5.6%5.9 $2.65 8/15/2023754,500 shares $1.97 million -4.9%5.7%4.6 $2.61 7/31/2023793,500 shares $2.20 million +5.6%6.2%4.3 $2.77 7/15/2023751,800 shares $2.29 million -11.6%5.8%3.4 $3.05 6/30/2023850,300 shares $2.17 million +4.7%6.6%3.1 $2.55 6/15/2023811,900 shares $2.58 million -4.7%6.3%1.9 $3.18 5/31/2023851,900 shares $2.56 million -10.5%6.6%2 $3.01 5/15/2023952,200 shares $2.73 million -17.2%7.4%2.3 $2.87 4/30/20231,150,000 shares $2.46 million -4.2%9.2%2.6 $2.14 4/15/20231,200,000 shares $2.35 million -2.4%9.7%2.7 $1.96 3/31/20231,230,000 shares $2.00 million +21.8%9.9%3 $1.63 3/15/20231,010,000 shares $4.19 million +6.4%8.2%4.1 $4.15 2/28/2023949,000 shares $4.27 million +4.9%7.9%4.1 $4.50 2/15/2023904,900 shares $3.92 million +18.8%7.5%3.8 $4.33 1/31/2023761,600 shares $3.52 million +19.6%5.6%2.9 $4.62 1/15/2023636,700 shares $2.73 million +16.5%4.6%0.9 $4.29 12/30/2022546,500 shares $1.50 million -0.1%4.0%0.8 $2.74 12/15/2022547,000 shares $1.53 million -26.2%4.0%0.8 $2.79 11/30/2022740,900 shares $2.04 million -9.7%5.4%1.1 $2.75 11/15/2022820,100 shares $2.15 million +333.2%6.5%1.2 $2.62 10/31/2022189,300 shares $541.40 thousand +68.3%1.5%0.2 $2.86 10/15/2022112,500 shares $441 thousand -91.4%0.9%0.3 $3.92 9/30/20221,310,000 shares $517.58 thousand -10.9%N/A0.3 $0.40 9/15/20221,470,000 shares $707.07 thousand -17.0%N/A0.4 $0.48 8/31/20221,770,000 shares $822.70 thousand +283.0%N/A0.5 $0.46 8/15/2022462,100 shares $596.11 thousand +31.8%N/A0.1 $1.29 7/31/2022350,600 shares $232.59 thousand +57.0%0.7%0.9 $0.66 7/15/2022223,300 shares $145.15 thousand -38.2%0.4%0.6 $0.65 6/30/2022361,100 shares $203.48 thousand -8.3%0.7%1 $0.56 6/15/2022393,800 shares $234.70 thousand +0.8%0.8%1 $0.60 5/31/2022390,700 shares $308.65 thousand -12.8%0.8%0.8 $0.79 5/15/2022448,000 shares $362.88 thousand -35.5%0.9%0.8 $0.81 4/30/2022694,600 shares $632.09 thousand -19.4%1.4%1.1 $0.91 4/15/2022861,800 shares $887.65 thousand -3.5%1.8%1.2 $1.03 3/31/2022892,700 shares $999.82 thousand +4.4%2.0%1.1 $1.12 3/15/2022855,100 shares $701.18 thousand -20.1%1.9%0.8 $0.82 2/28/20221,070,000 shares $930.90 thousand -8.6%2.8%1 $0.87 2/15/20221,170,000 shares $1.23 million +26.4%3.1%1.1 $1.05 1/31/2022925,400 shares $1.12 million +3.5%2.4%0.7 $1.21 1/15/2022894,100 shares $1.32 million +23.9%2.3%0.7 $1.48 12/31/2021721,600 shares $1.05 million -22.0%1.9%0.7 $1.46 12/15/2021925,100 shares $1.63 million -21.6%2.5%1 $1.76 11/30/20211,180,000 shares $2.60 million -4.1%3.2%1.4 $2.20 11/15/20211,230,000 shares $3.51 million +2.5%3.4%1.6 $2.85 10/29/20211,200,000 shares $2.87 million +1.7%3.4%2.8 $2.39 10/15/20211,180,000 shares $2.77 million -33.3%3.4%3 $2.35 9/30/20211,770,000 shares $5.31 million -31.4%5.1%4.6 $3.00Banks aren’t ready for this altcoin—are you? 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This is about being in the right place at the right time – and I believe that time is now.Discover our #1 crypto for the red-hot crypto market right now! 9/15/20212,580,000 shares $7.51 million -2.6%7.4%5.6 $2.91 8/31/20212,650,000 shares $8.48 million -0.8%7.6%5.7 $3.20 8/13/20212,670,000 shares $9.29 million -2.6%7.7%5.5 $3.48 7/30/20212,740,000 shares $9.97 million -9.9%7.9%5.4 $3.64 7/15/20213,040,000 shares $11.83 million +11.8%8.8%5.8 $3.89 6/30/20212,720,000 shares $12.62 million -20.0%7.9%5 $4.64 6/15/20213,400,000 shares $15.16 million +14.9%9.6%7.9 $4.46 5/28/20212,960,000 shares $13.26 million +11.3%8.4%7.1 $4.48 5/14/20212,660,000 shares $11.33 million +11.8%7.6%6 $4.26 4/30/20212,380,000 shares $12.14 million -8.5%7.8%4 $5.10 4/15/20212,600,000 shares $14.59 million +28.1%8.6%3.9 $5.61 3/31/20212,030,000 shares $11.65 million -12.5%6.9%2.7 $5.74 3/15/20212,320,000 shares $16.26 million +9.4%7.9%2.7 $7.01 2/26/20212,120,000 shares $14.37 million -12.4%7.4%2.3 $6.78 2/12/20212,420,000 shares $20.04 million -12.6%8.5%2.5 $8.28 1/29/20212,770,000 shares $16.45 million -9.2%9.5%3.2 $5.94 1/15/20213,050,000 shares $21.75 million -5.0%10.6%3.8 $7.13 12/31/20203,210,000 shares $17.17 million -0.6%10.6%4.2 $5.35 12/15/20203,230,000 shares $19.19 million +1.9%10.7%4.6 $5.94 11/30/20203,170,000 shares $20.16 million +1.3%11.3%4.1 $6.36 10/30/20202,730,000 shares $11.55 million -10.2%10.1%1.8 $4.23 10/15/20203,040,000 shares $11.89 million -8.2%11.4%1.8 $3.91 9/30/20203,310,000 shares $11.45 million -6.0%12.4%2 $3.46 9/15/20203,520,000 shares $12.43 million -1.4%13.2%2.2 $3.53 8/31/20203,570,000 shares $11.21 million -40.6%12.8%2.4 $3.14 8/14/20206,010,000 shares $74.70 million +11.7%22.8%4.4 $12.43 7/31/20205,380,000 shares $50.73 million +6.1%20.4%9.9 $9.43 7/15/20205,070,000 shares $39.04 million +1.2%20.4%14.3 $7.70 UBX Short Interest - Frequently Asked Questions What is UNITY Biotechnology's current short interest? Short interest is the volume of UNITY Biotechnology shares that have been sold short but have not yet been covered or closed out. As of June 15th, investors have sold 572,500 shares of UBX short. 3.65% of UNITY Biotechnology's shares are currently sold short. Learn More on UNITY Biotechnology's current short interest. What is a good short interest ratio for UNITY Biotechnology? 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. UBX shares currently have a short interest ratio of 2.0. Learn More on UNITY Biotechnology's short interest ratio. Which institutional investors are shorting UNITY Biotechnology? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of UNITY Biotechnology: 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 UNITY Biotechnology? 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. 3.65% of UNITY Biotechnology's floating shares are currently sold short. Is UNITY Biotechnology's short interest increasing or decreasing? UNITY Biotechnology saw a decrease in short interest in the month of June. As of June 15th, there was short interest totaling 572,500 shares, a decrease of 34.4% from the previous total of 873,200 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 UNITY Biotechnology's float size? UNITY Biotechnology currently has issued a total of 17,210,000 shares. Some of UNITY Biotechnology's 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. UNITY Biotechnology currently has a public float of 15,680,000 shares. How does UNITY Biotechnology's short interest compare to its competitors? 3.65% of UNITY Biotechnology's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to UNITY Biotechnology: Aadi Bioscience, Inc. (6.58%), RenovoRx, Inc. (0.39%), Annovis Bio, Inc. (14.32%), Gain Therapeutics, Inc. (0.82%), Context Therapeutics Inc. (2.98%), Telomir Pharmaceuticals, Inc. (12.12%), Precision BioSciences, Inc. (6.73%), vTv Therapeutics Inc. (1.21%), Century Therapeutics, Inc. (5.71%), Cue Biopharma, Inc. (1.24%), 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 ($69.26 billion), Invesco QQQ ($25.22 billion), iShares Russell 2000 ETF ($20.33 billion), iShares 20+ Year Treasury Bond ETF ($9.99 billion), MicroStrategy Incorporated ($9.12 billion), Canadian Natural Resources Limited ($6.73 billion), SPDR S&P Biotech ETF ($6.52 billion), Invesco S&P 500 Equal Weight ETF ($5.60 billion), Financial Select Sector SPDR Fund ($4.64 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.59 billion). View all of the most shorted stocks. What does it mean to sell short UNITY Biotechnology stock? Short selling UBX is an investing strategy that aims to generate trading profit from UNITY Biotechnology as its price is falling. UBX shares are trading down $0.05 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 UNITY Biotechnology? A short squeeze for UNITY Biotechnology 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 UBX, which in turn drives the price of the stock up even further. How often is UNITY Biotechnology'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 UBX, twice per month. The most recent reporting period available is June, 15 2025. More Short Interest Resources from MarketBeat Related Companies Aadi Bioscience Short Squeeze RenovoRx Short Squeeze Annovis Bio Short Squeeze Gain Therapeutics Short Squeeze Context Therapeutics Short Squeeze Telomir Pharmaceuticals Short Squeeze Precision BioSciences Short Squeeze vTv Therapeutics Short Squeeze Century Therapeutics Short Squeeze Cue Biopharma 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:UBX) was last updated on 7/3/2025 by MarketBeat.com Staff From Our PartnersHere's the last trade you should make before heading out for the weekend tomorrow.Make this one trade at 2:59 PM on Friday afternoon, and you'll thank me on Monday morning.Timothy Sykes | SponsoredThis Signal Only Flashes Once Every 4 Years – And It Just TriggeredThis same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...Crypto Swap Profits | SponsoredTrump’s New Order Could Boost Social Security Benefits by 400%If you collect—or plan to collect—Social Security, you need to see this. 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Oxford Economics says, "The Robotics Rev...Weiss Ratings | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding UNITY Biotechnology, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share UNITY Biotechnology 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. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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