Barinthus Biotherapeutics (BRNS) Short Interest Ratio & Short Volume $1.35 -0.04 (-2.59%) As of 10:40 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Barinthus Biotherapeutics Short Interest DataBarinthus Biotherapeutics (BRNS) has a short interest of 123,100 shares, representing 0.33% of the float (the number of shares available for trading by the public). This marks a 53.49% increase 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 433,723 shares to cover all short positions.Current Short Interest123,100 sharesPrevious Short Interest80,200 sharesChange Vs. Previous Month+53.49%Dollar Volume Sold Short$153.88 thousandShort Interest Ratio0.1 Days to CoverLast Record DateSeptember 30, 2025Outstanding Shares40,720,000 sharesFloat Size37,210,000 sharesShort Percent of Float0.33%Today's Trading Volume4,492 sharesAverage Trading Volume433,723 sharesToday's Volume Vs. Average1% Short Selling Barinthus Biotherapeutics? Sign up to receive the latest short interest report for Barinthus Biotherapeutics and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartBRNS Short Interest Over TimeBRNS Days to Cover Over TimeBRNS Percentage of Float Shorted Over Time Barinthus Biotherapeutics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 9/30/2025123,100 shares $153.88 thousand +53.5%0.3%0.1 $1.25 9/15/202580,200 shares $84.21 thousand +498.5%0.2%0.1 $1.05 8/31/202513,400 shares $15.06 thousand +8.9%0.0%0 $1.12 8/15/202512,300 shares $15.44 thousand -70.4%0.0%0 $1.26 7/31/202541,600 shares $61.57 thousand +36.8%0.1%0 $1.48 7/15/202530,400 shares $31.01 thousand +1.7%0.1%0 $1.02 6/30/202529,900 shares $27.81 thousand -9.7%0.1%0.9 $0.93 6/15/202533,100 shares $29.90 thousand -15.8%0.1%1 $0.90 5/31/202539,300 shares $41.66 thousand +10.1%0.1%1.2 $1.06 5/15/202535,700 shares $31.06 thousand -31.9%0.1%1.1 $0.87 Get the Latest News and Ratings for BRNS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Barinthus Biotherapeutics and its competitors with MarketBeat's FREE daily newsletter. 4/30/202552,400 shares $58.69 thousand +211.9%0.1%1.9 $1.12 4/15/202516,800 shares $11.44 thousand +60.0%0.1%0.6 $0.68 3/31/202510,500 shares $10.21 thousand -29.1%0.0%0.3 $0.97 3/15/202514,800 shares $15.69 thousand +31.0%0.0%0.4 $1.06 2/28/202511,300 shares $11.41 thousand -19.9%0.0%0.3 $1.01 2/15/202514,100 shares $15.37 thousand +3.7%0.0%0.3 $1.09 1/31/202513,600 shares $14.48 thousand -46.5%0.0%0.2 $1.07 1/15/202525,400 shares $25.91 thousand +104.8%0.1%0.5 $1.02 12/31/202412,400 shares $14.98 thousand +134.0%0.0%0.2 $1.21 12/15/20245,300 shares $4.84 thousand -61.9%0.0%0.1 $0.91 11/30/202413,900 shares $13.71 thousand +18.8%0.0%0.3 $0.99 11/15/202411,700 shares $11.35 thousand +39.3%0.0%0.3 $0.97 10/31/20248,400 shares $12.52 thousand +110.0%0.0%0.3 $1.49 10/15/20244,000 shares $4.80 thousand -13.0%0.0%0.1 $1.20 9/30/20244,600 shares $5.66 thousand -23.3%0.0%0.2 $1.23 9/15/20246,000 shares $7.62 thousand +3.5%0.0%0.3 $1.27 8/31/20245,800 shares $7.63 thousand -40.2%0.0%0.2 $1.32 8/15/20249,700 shares $12.61 thousand -34.5%0.0%0.4 $1.30 7/31/202414,800 shares $22.05 thousand -50.3%0.0%0.6 $1.49 7/15/202429,800 shares $46.04 thousand +223.9%0.1%1.2 $1.55 6/30/20249,200 shares $12.88 thousand +27.8%0.0%0.4 $1.40 6/15/20247,200 shares $13.18 thousand +24.1%0.0%0.3 $1.83 5/31/20245,800 shares $11.08 thousand -36.3%0.0%0.2 $1.91 5/15/20249,100 shares $20.20 thousand -52.1%0.0%0.4 $2.22 4/30/202419,000 shares $38.95 thousand +34.8%0.1%0.8 $2.05 4/15/202414,100 shares $37.25 thousand +39.6%0.0%0.6 $2.64 3/31/202410,100 shares $24.04 thousand -15.1%0.0%0.5 $2.38 3/15/202411,900 shares $29.39 thousand -3.3%0.0%0.8 $2.47 2/29/202412,300 shares $34.81 thousand -12.8%0.0%0.8 $2.83 2/15/202414,100 shares $34.97 thousand -55.8%0.0%1.2 $2.48 1/31/202431,900 shares $87.73 thousand No Change0.1%1.3 $2.75 BRNS Short Interest - Frequently Asked Questions What is Barinthus Biotherapeutics' current short interest? Short interest is the volume of Barinthus Biotherapeutics shares that have been sold short but have not yet been closed out or covered. As of September 30th, investors have sold 123,100 shares of BRNS short. 0.33% of Barinthus Biotherapeutics' shares are currently sold short. Learn More on Barinthus Biotherapeutics' current short interest. What is a good short interest percentage for Barinthus Biotherapeutics? 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. 0.33% of Barinthus Biotherapeutics' floating shares are currently sold short. Is Barinthus Biotherapeutics' short interest increasing or decreasing? Barinthus Biotherapeutics saw a increase in short interest in September. As of September 30th, there was short interest totaling 123,100 shares, an increase of 53.5% from the previous total of 80,200 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 Barinthus Biotherapeutics' float size? Barinthus Biotherapeutics currently has issued a total of 40,720,000 shares. Some of Barinthus Biotherapeutics' 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. Barinthus Biotherapeutics currently has a public float of 37,210,000 shares. How does Barinthus Biotherapeutics' short interest compare to its competitors? 0.33% of Barinthus Biotherapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Barinthus Biotherapeutics: GENFIT S.A. Unsponsored ADR (0.06%), Aclaris Therapeutics, Inc. (5.12%), Protara Therapeutics, Inc. (6.38%), BioHarvest Sciences Inc. (0.21%), MediWound Ltd. (10.89%), Coherus Oncology, Inc. (26.79%), Corbus Pharmaceuticals Holdings, Inc. (10.65%), Compugen Ltd. (1.02%), Genelux Corporation (6.83%), Cassava Sciences, Inc. (15.38%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: AppLovin Corporation ($15.71 billion), Robinhood Markets, Inc. ($7.56 billion), Reddit Inc. ($4.55 billion), Coinbase Global, Inc. ($4.53 billion), CoreWeave Inc. ($4.43 billion), Charter Communications, Inc. ($4.07 billion), Seagate Technology Holdings PLC ($3.94 billion), IonQ, Inc. ($3.78 billion), TC Energy Corporation ($3.13 billion), and Live Nation Entertainment, Inc. ($3.12 billion). View all of the most shorted stocks. What does it mean to sell short Barinthus Biotherapeutics stock? Short selling BRNS is an investing strategy that aims to generate trading profit from Barinthus Biotherapeutics as its price is falling. BRNS shares are trading down $0.04 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 Barinthus Biotherapeutics? A short squeeze for Barinthus Biotherapeutics occurs when it has a large amount of short interest and its stock appreciates in price. This forces short sellers to cover their short interest positions by buying actual shares of BRNS, which in turn drives the price of the stock up even further. How often is Barinthus Biotherapeutics' 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 BRNS, twice per month. The most recent reporting period available is September, 30 2025. More Short Interest Resources from MarketBeat Related Companies GENFIT Short Interest Data Aclaris Therapeutics Short Interest Data Protara Therapeutics Short Interest Data BioHarvest Sciences Short Interest Data MediWound Short Interest Data Coherus Oncology Short Interest Data Corbus Pharmaceuticals Short Interest Data Compugen Short Interest Data Genelux Short Interest Data Cassava Sciences 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:BRNS) was last updated on 10/22/2025 by MarketBeat.com Staff From Our PartnersNEW LAW: Congress Approves Setup For Digital Dollar?Trump Ally Says Congress Approved the Setup for a Digital Dollar 2.0 But according to Rep. Marjorie Taylor ...Goldco Precious Metals | SponsoredBuffett, Gates and Bezos Quietly Dumping Stocks—Here's WhyImagine a bull market so powerful, every single investor became a millionaire. 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