Moleculin Biotech (MBRX) Short Interest Ratio & Short Volume $1.04 -0.01 (-0.95%) Closing price 04:00 PM EasternExtended Trading$1.04 0.00 (-0.10%) As of 07:50 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 Moleculin Biotech Short Interest DataMoleculin Biotech (MBRX) has a short interest of 463,600 shares, representing 3.34% of the float (the number of shares available for trading by the public). This marks a -57.07% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.1, indicating that it would take 0.1 days of the average trading volume of 1.42 million shares to cover all short positions.Current Short Interest463,600 sharesPrevious Short Interest1,080,000 sharesChange Vs. Previous Month-57.07%Dollar Volume Sold Short$523,868.00Short Interest Ratio0.1 Days to CoverLast Record DateMarch 15, 2025Outstanding Shares10,856,000 sharesFloat Size13,880,000 sharesShort Percent of Float3.34%Today's Trading Volume368,992 sharesAverage Trading Volume1,417,318 sharesToday's Volume Vs. Average26% Short Selling Moleculin Biotech? Sign up to receive the latest short interest report for Moleculin Biotech and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartMBRX Short Interest Over TimeMBRX Days to Cover Over TimeMBRX Percentage of Float Shorted Over Time Remove Ads Moleculin Biotech Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/15/2025463,600 shares $523,868.00 -57.1%3.3%0.1 $1.13 2/28/20251,080,000 shares $1.39 million -50.9%8.4%0.2 $1.29 2/15/20252,200,000 shares $4.80 million +1,169.5%54.6%0.4 $2.18 1/31/2025173,300 shares $261,683.00 +2.0%5.3%1.3 $1.51 1/15/2025169,900 shares $307,519.00 +106.9%5.5%3.2 $1.81 12/31/202482,100 shares $139,570.00 +139.4%2.7%1.6 $1.70 12/15/202434,300 shares $79,576.00 +65.7%1.1%0.7 $2.32 11/30/202420,700 shares $57,339.00 -61.7%0.7%0.5 $2.77 11/15/202454,100 shares $146,611.00 -55.8%1.9%1.3 $2.71 10/31/2024122,400 shares $318,240.00 -28.6%4.5%3.8 $2.60 Get the Latest News and Ratings for MBRX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Moleculin Biotech and its competitors with MarketBeat's FREE daily newsletter. 10/15/2024171,500 shares $399,595.00 +0.4%6.3%4.2 $2.33 9/30/2024170,900 shares $485,356.00 +36.5%6.2%4.3 $2.84 9/15/2024125,200 shares $304,236.00 +17.0%4.6%3.4 $2.43 8/31/2024107,000 shares $272,850.00 +108.6%3.9%3.3 $2.55 8/15/202451,300 shares $114,399.00 +83.9%1.9%1.6 $2.23 7/31/202427,900 shares $87,885.00 +30.4%1.1%1 $3.15 7/15/202421,400 shares $90,308.00 -28.7%1.0%1 $4.22 6/30/202430,000 shares $105,600.00 +31.0%1.4%1.4 $3.52 6/15/202422,900 shares $94,806.00 +8.5%1.0%0.6 $4.14 5/31/202421,100 shares $100,647.00 -38.3%1.0%0.5 $4.77 5/15/202434,200 shares $168,264.00 +10.0%1.5%0.9 $4.92 4/30/202431,100 shares $156,122.00 +16.5%1.5%0.8 $5.02 4/15/202426,700 shares $119,082.00 -40.7%1.2%0.8 $4.46 3/31/202445,000 shares $265,950.00 +2,042.9%2.1%1.4 $5.91 3/15/20242,100 shares $15,576.75 -98.4%0.1%0.1 $7.42 2/29/2024134,400 shares $84,537.60 -2.4%N/A0.8 $0.63 2/15/2024137,700 shares $68,850.00 -37.4%N/A0.9 $0.50 1/31/2024220,000 shares $110,880.00 -8.5%N/A1.2 $0.50 1/15/2024240,300 shares $170,613.00 -23.8%N/A1.3 $0.71 12/31/2023315,300 shares $270,653.52 -7.5%N/A1.6 $0.86 12/15/2023340,800 shares $197,664.00 +35.3%N/A2.1 $0.58 11/30/2023251,900 shares $150,812.53 -15.2%N/A1.7 $0.60 11/15/2023296,900 shares $169,233.00 +59.7%N/A1.9 $0.57 10/31/2023185,900 shares $90,012.78 +131.8%N/A1.5 $0.48 10/15/202380,200 shares $36,090.00 -55.3%N/A0.7 $0.45 9/30/2023179,300 shares $76,650.75 +260.0%N/A1.2 $0.43 9/15/202349,800 shares $19,770.60 +30.7%N/A0.3 $0.40 8/31/202338,100 shares $21,336.00 -75.4%N/A0.2 $0.56 8/15/2023155,100 shares $94,455.90 +15.6%N/A1 $0.61 7/31/2023134,200 shares $84,975.44 +42.6%N/A0.7 $0.63Elon Warns: Exec Order 14024 Targets Dollar (Ad)Executive Order 14024 is paving the way for irreversible damage to the dollar's value—threatening your wealth, your savings, and your retirement. When the dollar collapses, your savings could disappear overnight. With Trump threatening Russia with more sanctions, Russia is rushing to finalize their BRICS payment system aimed to destroy the U.S dollar.Go Here to Learn What's Happening and How to Prepare >> 7/15/202394,100 shares $59,283.00 -20.8%N/A0.5 $0.63 6/30/2023118,800 shares $68,761.44 +611.4%N/A0.4 $0.58 6/15/202316,700 shares $9,853.00 +108.8%N/A0.1 $0.59 5/31/20238,000 shares $5,068.00 -59.4%N/A0 $0.63 5/15/202319,700 shares $12,139.14 +20.9%N/A0.1 $0.62 4/30/202316,300 shares $12,180.99 -30.3%0.1%0.1 $0.75 4/15/202323,400 shares $21,294.00 -14.6%0.1%0.1 $0.91 3/31/202327,400 shares $26,304.00 -26.3%0.1%0.4 $0.96 3/15/202337,200 shares $35,340.00 -13.9%0.1%0.5 $0.95 2/28/202343,200 shares $52,272.00 -30.1%0.2%0.5 $1.21 2/15/202361,800 shares $80,340.00 +56.9%0.2%0.7 $1.30 1/31/202339,400 shares $49,640.06 -49.0%0.1%0.4 $1.26 1/15/202377,200 shares $100,360.00 -34.9%0.3%0.8 $1.30 12/30/2022118,600 shares $125,716.00 +48.3%0.4%1.2 $1.06 12/15/202280,000 shares $110,400.00 -9.7%0.3%0.8 $1.38 11/30/202288,600 shares $127,584.00 +30.3%0.3%0.9 $1.44 11/15/202268,000 shares $64,593.20 +32.0%0.2%0.6 $0.95 10/31/202251,500 shares $51,500.00 -9.8%0.2%0.5 $1.00 10/15/202257,100 shares $57,100.00 -5.3%0.2%0.6 $1.00 9/30/202260,300 shares $63,918.00 -36.4%0.2%0.6 $1.06 9/15/202294,800 shares $134,616.00 -40.0%0.3%1 $1.42 8/31/2022158,100 shares $233,988.00 +59.2%0.6%2 $1.48 8/15/202299,300 shares $178,740.00 +85.6%0.4%2 $1.80 7/31/202253,500 shares $90,415.00 -54.7%0.2%1 $1.69 7/15/2022118,200 shares $195,467.34 +25.5%0.4%2 $1.65 6/30/202294,200 shares $136,590.00 -37.9%0.3%1.4 $1.45 6/15/2022151,600 shares $210,724.00 -39.0%0.5%1.9 $1.39 5/31/2022248,500 shares $372,750.00 +31.0%0.9%2.9 $1.50 5/15/2022189,700 shares $235,228.00 -37.0%0.7%1.9 $1.24 4/30/2022301,000 shares $478,590.00 -28.0%1.1%2.8 $1.59 4/15/2022418,300 shares $836,600.00 +0.6%1.5%3.5 $2.00 3/31/2022415,900 shares $740,302.00 -4.7%1.5%3.4 $1.78 3/15/2022436,400 shares $554,228.00 -9.6%1.6%2.4 $1.27 2/28/2022482,500 shares $670,675.00 +9.2%1.8%2.4 $1.39 2/15/2022441,900 shares $645,174.00 -9.9%1.7%1.8 $1.46 1/31/2022490,200 shares $740,202.00 -7.8%1.8%1.9 $1.51 1/15/2022531,600 shares $909,036.00 +2.0%2.0%1.9 $1.71 12/31/2021521,100 shares $969,246.00 -11.0%1.9%1.8 $1.86 12/15/2021585,400 shares $1.22 million +2.2%2.2%2.3 $2.08 11/30/2021572,600 shares $1.19 million -8.7%2.1%2.4 $2.07 11/15/2021626,800 shares $1.49 million -3.3%2.3%3.2 $2.38 10/29/2021648,000 shares $1.71 million -6.1%2.4%3.5 $2.64 10/15/2021690,400 shares $1.87 million +3.6%2.6%4 $2.71 9/30/2021666,700 shares $2.00 million -6.3%2.5%3.8 $3.00 9/15/2021711,400 shares $2.07 million -5.6%2.7%3.7 $2.91 8/31/2021753,900 shares $2.32 million +5.4%2.8%3.5 $3.08 8/13/2021715,200 shares $2.12 million -7.3%2.7%2.9 $2.97 7/30/2021771,800 shares $2.41 million -18.8%2.9%2.9 $3.12 7/15/2021949,900 shares $3.25 million -1.0%3.6%3.3 $3.42 6/30/2021959,300 shares $3.52 million +17.8%3.6%1.7 $3.67Elon Warns: Exec Order 14024 Targets Dollar (Ad)Executive Order 14024 is paving the way for irreversible damage to the dollar's value—threatening your wealth, your savings, and your retirement. When the dollar collapses, your savings could disappear overnight. With Trump threatening Russia with more sanctions, Russia is rushing to finalize their BRICS payment system aimed to destroy the U.S dollar.Go Here to Learn What's Happening and How to Prepare >> 6/15/2021814,600 shares $3.08 million -13.8%3.1%0.7 $3.78 5/28/2021944,700 shares $3.50 million -14.9%3.5%0.8 $3.70 5/14/20211,110,000 shares $3.63 million -4.3%4.2%0.9 $3.27 4/30/20211,160,000 shares $4.21 million +26.7%4.4%0.7 $3.63 4/15/2021915,500 shares $3.38 million +78.0%3.4%0.3 $3.69 3/31/2021514,200 shares $2.19 million +70.9%1.9%0.2 $4.25 3/15/2021300,800 shares $1.34 million -50.1%1.1%0.1 $4.44 2/26/2021602,500 shares $2.62 million +44.7%2.6%0.3 $4.35 2/12/2021416,500 shares $2.23 million -84.9%1.8%0.2 $5.36 1/29/20212,760,000 shares $16.06 million +8.2%12.6%1.4 $5.82 1/15/20212,550,000 shares $15.45 million +4.9%N/A1 $6.06 12/31/20202,430,000 shares $12.17 million +4.7%N/A1.2 $5.01 12/15/20202,320,000 shares $10.75 million -0.4%N/A1.6 $4.63 11/30/20202,330,000 shares $10.82 million -7.2%N/A1.7 $4.64 11/15/20202,510,000 shares $11.58 million -3.5%N/A5 $4.61 10/30/20202,600,000 shares $11.23 million -11.3%N/A4.9 $4.32 10/15/20202,930,000 shares $14.29 million -5.5%N/A4.1 $4.88 9/30/20203,100,000 shares $15.12 million +2.0%N/A1 $4.88 9/15/20203,040,000 shares $14.85 million -10.3%N/A1 $4.88 8/31/20203,390,000 shares $17.83 million -7.6%N/A1.1 $5.26 8/14/20203,670,000 shares $21.58 million -5.4%N/A1.1 $5.88 7/31/20203,880,000 shares $26.77 million +19.0%N/A1.2 $6.90 7/15/20203,260,000 shares $20.93 million -11.7%N/A1 $6.42 6/30/20203,690,000 shares $21.43 million -13.2%N/A0.7 $5.81 6/15/20204,250,000 shares $28.56 million -3.2%N/A0.8 $6.72 5/29/20204,390,000 shares $28.71 million +8.7%N/A0.7 $6.54 5/15/20204,040,000 shares $25.94 million -28.2%N/A0.7 $6.42 4/30/20205,630,000 shares $36.82 million +10.8%N/A1 $6.54 4/15/20205,080,000 shares $38.40 million +213.6%N/A0.9 $7.56 3/31/20201,620,000 shares $1.85 million +202.9%N/A0.4 $1.14 MBRX Short Interest - Frequently Asked Questions What is Moleculin Biotech's current short interest? Short interest is the volume of Moleculin Biotech shares that have been sold short but have not yet been covered or closed out. As of March 15th, traders have sold 463,600 shares of MBRX short. 3.34% of Moleculin Biotech's shares are currently sold short. Learn More on Moleculin Biotech's current short interest. What is a good short interest percentage for Moleculin Biotech? 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. 3.34% of Moleculin Biotech's floating shares are currently sold short. Is Moleculin Biotech's short interest increasing or decreasing? Moleculin Biotech saw a decline in short interest in March. As of March 15th, there was short interest totaling 463,600 shares, a decline of 57.1% from the previous total of 1,080,000 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 Moleculin Biotech's float size? Moleculin Biotech currently has issued a total of 10,856,000 shares. Some of Moleculin Biotech'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. Moleculin Biotech currently has a public float of 13,880,000 shares. How does Moleculin Biotech's short interest compare to its competitors? 3.34% of Moleculin Biotech's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Moleculin Biotech: AlloVir, Inc. (2.56%), Iterum Therapeutics plc (4.52%), Repare Therapeutics Inc. (3.28%), Immix Biopharma, Inc. (2.24%), Connect Biopharma Holdings Limited (0.02%), FibroGen, Inc. (5.04%), ImmuCell Co. (0.23%), SCYNEXIS, Inc. (1.89%), Kezar Life Sciences, Inc. (0.97%), KALA BIO, Inc. (5.49%), 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 Moleculin Biotech stock? Short selling MBRX is an investing strategy that aims to generate trading profit from Moleculin Biotech as its price is falling. MBRX shares are trading down $0.01 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 Moleculin Biotech? A short squeeze for Moleculin Biotech 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 MBRX, which in turn drives the price of the stock up even further. How often is Moleculin Biotech'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 MBRX, twice per month. The most recent reporting period available is March, 15 2025. More Short Interest Resources from MarketBeat Related Companies AlloVir Short Squeeze Iterum Therapeutics Short Squeeze Repare Therapeutics Short Squeeze Immix Biopharma Short Squeeze Connect Biopharma Short Squeeze FibroGen Short Squeeze ImmuCell Short Squeeze SCYNEXIS Short Squeeze Kezar Life Sciences Short Squeeze KALA 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:MBRX) was last updated on 3/28/2025 by MarketBeat.com Staff From Our PartnersElon Warns: Exec Order 14024 Targets DollarExecutive Order 14024 is paving the way for irreversible damage to the dollar's value—threatening your wealth,...Priority Gold | SponsoredNew “Trump” currency proposed in DCAccording to one of the most connected men in Washington… A surprising new bill was just introduced in Wash...Paradigm Press | SponsoredTrump Makes Major Crypto AnnouncementTrump Ends the “War on Crypto” I expect it to pump the market, which is why I'm recommending ONE coin to al...Crypto 101 Media | 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 | SponsoredYour Wealth is Under AttackPlease don't wait—this is your moment to take action. 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