Mustang Bio (MBIO) Short Interest Ratio & Short Volume $1.36 0.00 (0.00%) Closing price 04/15/2025 04:00 PM EasternExtended Trading$1.34 -0.03 (-1.84%) As of 09:10 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 TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Mustang Bio Short Interest DataMustang Bio (MBIO) has a short interest of 60,400 shares, representing 3.08% of the float (the number of shares available for trading by the public). This marks a 37.27% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.3, indicating that it would take 0.3 days of the average trading volume of 246,698 shares to cover all short positions.Current Short Interest60,400 sharesPrevious Short Interest44,000 sharesChange Vs. Previous Month+37.27%Dollar Volume Sold Short$75,500.00Short Interest Ratio0.3 Days to CoverLast Record DateMarch 31, 2025Outstanding Shares3,306,000 sharesFloat Size1,960,000 sharesShort Percent of Float3.08%Today's Trading Volume20,986 sharesAverage Trading Volume246,698 sharesToday's Volume Vs. Average9% Short Selling Mustang Bio? Sign up to receive the latest short interest report for Mustang Bio and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartMBIO Short Interest Over TimeMBIO Days to Cover Over TimeMBIO Percentage of Float Shorted Over Time Remove Ads Mustang Bio Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/31/202560,400 shares $75,500.00 +37.3%3.1%0.3 $1.25 3/15/202544,000 shares $62,040.00 -52.0%2.8%0.1 $1.41 2/28/202591,700 shares $183,400.00 -22.4%6.4%0.3 $2.00 2/15/2025118,200 shares $330,960.00 -7.0%8.2%0.4 $2.80 1/31/2025127,100 shares $549,072.00 +243.5%11.4%0.5 $4.32 1/15/202537,000 shares $232,360.00 -89.5%3.3%0.2 $6.28 12/31/2024353,500 shares $62,569.50 -4.7%0.9%0 $0.18 12/15/2024371,100 shares $71,733.63 +46.5%0.8%0.2 $0.19 11/30/2024253,400 shares $50,680.00 -40.4%0.6%0.1 $0.20 11/15/2024424,900 shares $97,004.67 -20.5%1.0%0.2 $0.23 Get the Latest News and Ratings for MBIO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Mustang Bio and its competitors with MarketBeat's FREE daily newsletter. 10/31/2024534,200 shares $149,576.00 +6.4%1.6%0.3 $0.28 10/15/2024502,000 shares $109,586.60 +31.4%1.5%0.3 $0.22 9/30/2024382,100 shares $89,908.13 -41.8%1.1%0.3 $0.24 9/15/2024656,400 shares $177,228.00 +1.3%2.0%0.2 $0.27 8/31/2024647,700 shares $182,133.24 -60.0%1.9%0 $0.28 8/15/20241,620,000 shares $607,986.00 +50.0%4.8%0.1 $0.38 7/31/20241,080,000 shares $362,664.00 -15.0%3.4%0 $0.34 7/15/20241,270,000 shares $502,920.00 -57.1%4.0%0 $0.40 6/30/20242,960,000 shares $1.40 million +334.7%9.4%0.1 $0.47 6/15/2024681,000 shares $88,530.00 -70.8%3.0%0 $0.13 5/31/20242,330,000 shares $468,796.00 +842.6%10.9%0.7 $0.20 5/15/2024247,200 shares $68,474.40 +200.7%2.7%0.2 $0.28 4/30/202482,200 shares $20,385.60 -39.8%0.9%0.3 $0.25 4/15/2024136,500 shares $51,187.50 -23.3%1.8%0.7 $0.38 3/31/2024178,000 shares $185,120.00 -54.2%2.4%1.2 $1.04 3/15/2024389,000 shares $369,550.00 +828.4%5.1%2.7 $0.95 2/29/202441,900 shares $56,565.00 -1.9%0.6%0.3 $1.35 2/15/202442,700 shares $55,937.00 -15.6%0.6%0.8 $1.31 1/31/202450,600 shares $72,864.00 +58.6%0.7%0.8 $1.44 1/15/202431,900 shares $46,574.00 -53.0%0.4%0.3 $1.46 12/31/202367,800 shares $91,530.00 -18.2%1.0%0.7 $1.35 12/15/202382,900 shares $114,402.00 -4.5%1.2%0.8 $1.38 11/30/202386,800 shares $124,992.00 +15.9%1.4%1 $1.44 11/15/202374,900 shares $121,338.00 -59.9%1.2%1 $1.62 10/31/2023186,700 shares $306,188.00 +571.6%2.7%2.5 $1.64 10/15/202327,800 shares $46,426.00 -53.0%0.5%1.1 $1.67 9/30/202359,200 shares $122,544.00 +166.7%1.1%2.2 $2.07 9/15/202322,200 shares $55,944.00 -59.9%0.4%0.7 $2.52 8/31/202355,400 shares $175,618.00 +60.1%1.0%1.3 $3.17 8/15/202334,600 shares $131,480.00 -19.9%0.6%0.7 $3.80Could this be the start of AI’s Second Wind? (Ad)We're living in unprecedented times. Most people think it's too late to get into AI right now … That the biggest profits are already off the table.If you have any kind of money in the stock market … Click here to learn more — before it's too late 7/31/202343,200 shares $224,640.00 -45.2%0.8%0.9 $5.20 7/15/202378,800 shares $409,760.00 +47.3%1.5%1.4 $5.20 6/30/202353,500 shares $332,235.00 -19.3%1.0%0.8 $6.21 6/15/202366,300 shares $484,653.00 +10.3%1.2%0.9 $7.31 5/31/202360,100 shares $384,039.00 -38.2%1.1%1 $6.39 5/15/202397,200 shares $422,820.00 -34.7%1.8%1.9 $4.35 4/30/2023148,900 shares $631,336.00 +30.6%2.6%3.1 $4.24 4/15/2023114,000 shares $386,460.00 +850.0%2.0%2.5 $3.39 3/31/202312,000 shares $65,988.00 -91.7%0.2%0.3 $5.50 3/15/2023144,400 shares $57,528.96 -45.3%0.2%0.3 $0.40 2/28/2023264,000 shares $145,200.00 +3.9%0.3%0.5 $0.55 2/15/2023254,200 shares $170,288.58 -13.0%0.3%0.5 $0.67 1/31/2023292,000 shares $197,859.20 -8.5%0.4%0.6 $0.68 1/15/2023319,000 shares $202,469.30 -23.6%0.4%0.6 $0.63 12/30/2022417,700 shares $164,949.73 +4.4%0.5%0.9 $0.39 12/15/2022400,000 shares $151,200.00 +61.4%0.5%1.1 $0.38 11/30/2022247,900 shares $125,189.50 -55.6%0.3%0.7 $0.51 11/15/2022558,300 shares $267,202.38 -5.7%0.7%1.7 $0.48 10/31/2022591,800 shares $320,518.88 +33.1%0.7%1.5 $0.54 10/15/2022444,800 shares $208,833.60 -41.7%0.5%0.8 $0.47 9/30/2022762,400 shares $357,870.56 +4.1%0.9%1.4 $0.47 9/15/2022732,100 shares $427,766.03 +2.4%0.9%1 $0.58 8/31/2022714,800 shares $434,241.00 +25.2%N/A0.8 $0.61 8/15/2022570,900 shares $428,117.91 -44.6%0.7%0.6 $0.75 7/31/20221,030,000 shares $597,400.00 +14.6%1.2%1 $0.58 7/15/2022899,000 shares $557,380.00 -22.5%1.1%0.9 $0.62 6/30/20221,160,000 shares $678,600.00 -69.6%1.4%1.1 $0.59 6/15/20223,810,000 shares $2.30 million -10.4%4.5%3.4 $0.60 5/31/20224,250,000 shares $2.74 million +9.0%5.0%4.8 $0.65 5/15/20223,900,000 shares $2.70 million +3.2%4.6%4.5 $0.69 4/30/20223,780,000 shares $2.81 million +15.6%4.5%4.1 $0.74 4/15/20223,270,000 shares $2.81 million -14.6%4.0%3.3 $0.86 3/31/20223,830,000 shares $3.87 million -12.8%4.7%3.9 $1.01 3/15/20224,390,000 shares $3.35 million +16.1%5.8%4.5 $0.76 2/28/20223,780,000 shares $3.29 million -1.8%5.0%3.6 $0.87 2/15/20223,850,000 shares $3.93 million +3.2%5.1%3.4 $1.02 1/31/20223,730,000 shares $4.40 million +10.7%5.0%3.3 $1.18 1/15/20223,370,000 shares $5.06 million +13.1%9.9%3 $1.50 12/31/20212,980,000 shares $4.95 million +13.7%8.7%2.8 $1.66 12/15/20212,620,000 shares $4.90 million -3.0%7.7%2.4 $1.87 11/30/20212,700,000 shares $5.45 million -4.6%7.9%2.6 $2.02 11/15/20212,830,000 shares $6.54 million +2.9%8.3%2.9 $2.31 10/29/20212,750,000 shares $6.16 million -8.6%8.1%2.6 $2.24 10/15/20213,010,000 shares $6.89 million +2.4%8.8%2.9 $2.29 9/30/20212,940,000 shares $7.91 million -3.9%8.6%2.7 $2.69 9/15/20213,060,000 shares $8.32 million -39.6%9.0%2.6 $2.72 8/31/20215,070,000 shares $15.41 million +11.4%15.0%3.7 $3.04 8/13/20214,550,000 shares $12.42 million +15.2%13.5%2.9 $2.73 7/30/20213,950,000 shares $11.42 million +10.0%11.7%2.3 $2.89 7/15/20213,590,000 shares $10.55 million -10.5%10.6%2.1 $2.94Could this be the start of AI’s Second Wind? (Ad)We're living in unprecedented times. Most people think it's too late to get into AI right now … That the biggest profits are already off the table.If you have any kind of money in the stock market … Click here to learn more — before it's too late 6/30/20214,010,000 shares $13.31 million +3.9%11.9%2.2 $3.32 6/15/20213,860,000 shares $13.78 million -17.5%11.5%2 $3.57 5/28/20214,680,000 shares $15.68 million +4.9%14.0%2.5 $3.35 5/14/20214,460,000 shares $12.04 million +6.2%13.3%2.2 $2.70 4/30/20214,200,000 shares $13.65 million -4.1%12.0%2 $3.25 4/15/20214,380,000 shares $13.93 million +13.8%12.5%1.7 $3.18 3/31/20213,850,000 shares $12.28 million +30.5%11.7%1.3 $3.19 3/15/20212,950,000 shares $10.12 million +9.7%9.0%0.9 $3.43 2/26/20212,690,000 shares $9.28 million -10.0%8.2%0.7 $3.45 2/12/20212,990,000 shares $13.19 million -11.8%9.1%0.8 $4.41 1/29/20213,390,000 shares $14.31 million -18.3%10.3%1 $4.22 1/15/20214,150,000 shares $19.55 million -19.6%12.6%1.3 $4.71 12/31/20205,160,000 shares $20.23 million -0.4%15.6%1.7 $3.92 12/15/20205,180,000 shares $13.99 million +14.1%15.8%2 $2.70 11/30/20204,540,000 shares $15.71 million +2.7%13.8%2.2 $3.46 11/15/20204,420,000 shares $13.48 million +3.0%13.4%2.8 $3.05 10/30/20204,290,000 shares $12.10 million +44.9%13.6%2.8 $2.82 10/15/20202,960,000 shares $9.44 million +33.3%9.4%2 $3.19 9/30/20202,220,000 shares $6.99 million +47.0%7.0%1.7 $3.15 9/15/20201,510,000 shares $5.72 million +39.8%4.8%1.2 $3.79 8/31/20201,080,000 shares $3.53 million +11.8%3.4%0.9 $3.27 8/14/2020966,300 shares $2.99 million +28.4%3.1%0.8 $3.09 7/31/2020752,500 shares $2.32 million +38.9%2.4%0.7 $3.08 7/15/2020541,600 shares $1.70 million -9.1%1.7%0.6 $3.14 6/30/2020595,900 shares $1.89 million -43.3%2.1%0.8 $3.18 6/15/20201,050,000 shares $3.31 million +297.0%3.7%1.7 $3.15 5/29/2020264,500 shares $944,265.00 +9.3%0.9%0.7 $3.57 5/15/2020241,900 shares $679,739.00 -20.2%0.9%0.7 $2.81 4/30/2020303,300 shares $864,405.00 -19.0%1.1%1.2 $2.85 MBIO Short Interest - Frequently Asked Questions What is Mustang Bio's current short interest? Short interest is the volume of Mustang Bio shares that have been sold short but have not yet been closed out or covered. As of March 31st, traders have sold 60,400 shares of MBIO short. 3.08% of Mustang Bio's shares are currently sold short. Learn More on Mustang Bio's current short interest. Which institutional investors are shorting Mustang Bio? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Mustang Bio: Concourse Financial Group Securities Inc.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Mustang Bio? 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. 3.08% of Mustang Bio's floating shares are currently sold short. Is Mustang Bio's short interest increasing or decreasing? Mustang Bio saw a increase in short interest in March. As of March 31st, there was short interest totaling 60,400 shares, an increase of 37.3% from the previous total of 44,000 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 Mustang Bio's float size? Mustang Bio currently has issued a total of 3,306,000 shares. Some of Mustang Bio'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. Mustang Bio currently has a public float of 1,960,000 shares. How does Mustang Bio's short interest compare to its competitors? 3.08% of Mustang Bio's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Mustang Bio: NLS Pharmaceutics Ltd. (2.15%), BioXcel Therapeutics, Inc. (4.88%), Alaunos Therapeutics, Inc. (3.33%), Dermata Therapeutics, Inc. (19.30%), Adial Pharmaceuticals, Inc. (6.46%), Soligenix, Inc. (1.48%), Onconetix, Inc. (6.64%), Avalon GloboCare Corp. (3.89%), Conduit Pharmaceuticals Inc. (112.13%), Clearmind Medicine Inc. (6.19%), 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 ($21.93 billion), iShares 20+ Year Treasury Bond ETF ($9.31 billion), Strategy Incorporated ($8.42 billion), Charter Communications, Inc. ($4.52 billion), Apollo Global Management, Inc. ($4.26 billion), Super Micro Computer, Inc. ($3.98 billion), Capital One Financial Co. ($3.79 billion), TC Energy Co. ($3.43 billion), AppLovin Co. ($2.91 billion), and Schlumberger Limited ($2.89 billion). View all of the most shorted stocks. What does it mean to sell short Mustang Bio stock? Short selling MBIO is an investing strategy that aims to generate trading profit from Mustang Bio as its price is falling. 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 Mustang Bio? A short squeeze for Mustang Bio 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 MBIO, which in turn drives the price of the stock up even further. How often is Mustang Bio'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 MBIO, twice per month. The most recent reporting period available is March, 31 2025. More Short Interest Resources from MarketBeat Related Companies NLSP Short Interest Data BTAI Short Interest Data TCRT Short Interest Data DRMA Short Interest Data ADIL Short Interest Data SNGX Short Interest Data ONCO Short Interest Data ALBT Short Interest Data CDT Short Interest Data CMND Short Interest Data Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:MBIO) was last updated on 4/16/2025 by MarketBeat.com Staff From Our PartnersCrypto’s crashing…but we’re still profitingMost traders are panicking right now. Bitcoin’s dropping. Altcoins are bleeding. The stock market’s a mess....Crypto Swap Profits | SponsoredREVEALED FREE: Our top 3 stocks to own in 2025 and beyondEvery time Weiss Ratings flashed green like this, the average gain on each and every stock has been 303% (incl...Weiss Ratings | SponsoredTariffs. Volatility. Fear. 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