Barinthus Biotherapeutics (BRNS) Short Interest Ratio & Short Volume $1.19 -0.05 (-4.03%) Closing price 03:59 PM EasternExtended Trading$1.20 +0.01 (+0.42%) As of 06:53 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 ForecastsChartCompetitorsEarningsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Barinthus Biotherapeutics Short Interest DataBarinthus Biotherapeutics (BRNS) has a short interest of 41,600 shares, representing 0.11% of the float (the number of shares available for trading by the public). This marks a 36.84% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.0, indicating that it would take 0.0 days of the average trading volume of 521,799 shares to cover all short positions.Current Short Interest41,600 sharesPrevious Short Interest30,400 sharesChange Vs. Previous Month+36.84%Dollar Volume Sold Short$61.57 thousandShort Interest Ratio0.0 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares40,340,000 sharesFloat Size36,930,000 sharesShort Percent of Float0.11%Today's Trading Volume16,585 sharesAverage Trading Volume521,799 sharesToday's Volume Vs. Average3% 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 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 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 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 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. 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 covered or closed out. As of July 31st, traders have sold 41,600 shares of BRNS short. 0.11% 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. 0.11% 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 during the month of July. As of July 31st, there was short interest totaling 41,600 shares, an increase of 36.8% from the previous total of 30,400 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 40,340,000 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 36,930,000 shares. How does Barinthus Biotherapeutics' short interest compare to its competitors? 0.11% 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: China SXT Pharmaceuticals, Inc. (0.07%), Journey Medical Corporation (13.91%), Semper Paratus Acquisition Corporation (4.86%), Aclaris Therapeutics, Inc. (6.40%), Lifevantage Corporation (23.30%), C4 Therapeutics, Inc. (7.17%), Voyager Therapeutics, Inc. (6.18%), Greenwich LifeSciences, Inc. (17.36%), Contineum Therapeutics, Inc. (1.97%), Lyell Immunopharma, Inc. (3.29%), 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 ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), MicroStrategy Incorporated ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 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 $0.05 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 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 July, 31 2025. More Short Interest Resources from MarketBeat Related Companies China SXT Pharmaceuticals Short Interest Data Journey Medical Short Interest Data Semper Paratus Acquisition Short Interest Data Aclaris Therapeutics Short Interest Data Lifevantage Short Interest Data C4 Therapeutics Short Interest Data Voyager Therapeutics Short Interest Data Greenwich LifeSciences Short Interest Data Contineum Therapeutics Short Interest Data Lyell Immunopharma 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 8/18/2025 by MarketBeat.com Staff From Our PartnersMusk’s Project Colossus could mint millionairesI predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new milliona...Brownstone Research | SponsoredThink you missed gold’s boom? 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