Replimune Group (REPL) Short Interest Ratio & Short Volume $9.64 -0.14 (-1.43%) Closing price 04:00 PM EasternExtended Trading$9.65 +0.01 (+0.16%) As of 04:27 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 TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Replimune Group Short Interest DataReplimune Group (REPL) has a short interest of 8.83 million shares, representing 12.57% of the float (the number of shares available for trading by the public). This marks a -7.73% decrease in short interest from the previous month. The short interest ratio (days to cover) is 11.8, indicating that it would take 11.8 days of the average trading volume of 871,525 shares to cover all short positions.Current Short Interest8,830,000 sharesPrevious Short Interest9,570,000 sharesChange Vs. Previous Month-7.73%Dollar Volume Sold Short$68.08 millionShort Interest Ratio11.8 Days to CoverLast Record DateApril 15, 2025Outstanding Shares77,015,000 sharesShort Percent of Float12.57%Today's Trading Volume651,530 sharesAverage Trading Volume871,525 sharesToday's Volume Vs. Average75% Short Selling Replimune Group? Sign up to receive the latest short interest report for Replimune Group and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartREPL Short Interest Over TimeREPL Days to Cover Over TimeREPL Percentage of Float Shorted Over Time Replimune Group Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/15/20258,830,000 shares $68.08 million -7.7%12.6%11.8 $7.71 3/31/20259,570,000 shares $93.31 million +0.2%13.6%12.5 $9.75 3/15/20259,550,000 shares $111.26 million +4.5%13.6%12.7 $11.65 2/28/20259,140,000 shares $115.90 million +0.7%13.0%12.5 $12.68 2/15/20259,080,000 shares $128.03 million +7.2%12.9%10.3 $14.10 1/31/20258,470,000 shares $118.41 million +16.7%N/A9.6 $13.98 1/15/20257,260,000 shares $75.65 million +9.8%N/A8.5 $10.42 12/31/20246,610,000 shares $80.05 million +11.5%N/A8.5 $12.11 12/15/20245,930,000 shares $74.42 million +6.3%N/A7.3 $12.55 11/30/20245,580,000 shares $78.57 million -16.5%N/A6.7 $14.08 Get the Latest News and Ratings for REPL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Replimune Group and its competitors with MarketBeat's FREE daily newsletter. 11/15/20246,680,000 shares $72.14 million -5.3%N/A8.2 $10.80 10/31/20247,050,000 shares $82.91 million -1.5%N/A11.1 $11.76 10/15/20247,160,000 shares $75.47 million +18.0%N/A10.5 $10.54 9/30/20246,070,000 shares $66.53 million +24.9%N/A8.5 $10.96 9/15/20244,860,000 shares $54.09 million -7.1%N/A6.9 $11.13 8/31/20245,230,000 shares $53.19 million -13.7%N/A5.4 $10.17 8/15/20246,060,000 shares $62.42 million +2.7%N/A5.5 $10.30 7/31/20245,900,000 shares $59 million -1.2%N/A5.1 $10.00 7/15/20245,970,000 shares $64.54 million +4.0%N/A5.1 $10.81 6/30/20245,740,000 shares $51.66 million -38.9%12.7%4.9 $9.00 6/15/20249,390,000 shares $78.55 million -0.2%20.7%7.8 $8.37 5/31/20249,410,000 shares $49.59 million +8.3%20.8%8.8 $5.27 5/15/20248,690,000 shares $59.18 million +2.6%19.2%9.3 $6.81 4/30/20248,470,000 shares $53.78 million +1.6%19.1%7.7 $6.35 4/15/20248,340,000 shares $59.38 million +7.8%18.8%6.4 $7.12 3/31/20247,740,000 shares $63.24 million +11.9%17.4%5.4 $8.17 3/15/20246,920,000 shares $59.03 million +6.8%15.5%4.7 $8.53 2/29/20246,480,000 shares $55.60 million +5.4%14.7%3.7 $8.58 2/15/20246,150,000 shares $47.11 million -17.5%13.9%3.2 $7.66 1/31/20247,450,000 shares $57.81 million -9.4%17.2%4 $7.76 1/15/20248,220,000 shares $69.62 million -5.4%19.0%5 $8.47 12/31/20238,690,000 shares $73.26 million +45.8%20.0%5.8 $8.43 12/15/20235,960,000 shares $48.04 million -4.8%13.8%4.1 $8.06 11/30/20236,260,000 shares $69.99 million -15.1%14.4%5.5 $11.18 11/15/20237,370,000 shares $82.25 million -15.5%17.0%9.7 $11.16 10/31/20238,720,000 shares $127.05 million -0.2%20.1%14.4 $14.57 10/15/20238,740,000 shares $133.11 million -0.8%20.1%15.1 $15.23 9/30/20238,810,000 shares $150.74 million +4.3%20.3%15.9 $17.11 9/15/20238,450,000 shares $151.17 million +3.4%19.4%16.4 $17.89 8/31/20238,170,000 shares $166.83 million +5.3%18.8%14.6 $20.42Here’s How to Claim Your Stake in Elon’s Private Company, xAI (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the May 1st funding window clos 8/15/20237,760,000 shares $151.16 million +7.9%18.0%13.5 $19.48 7/31/20237,190,000 shares $151.49 million +6.4%16.8%12.1 $21.07 7/15/20236,760,000 shares $139.66 million -0.6%16.1%12.3 $20.66 6/30/20236,800,000 shares $157.90 million -9.0%16.2%11.9 $23.22 6/15/20237,470,000 shares $179.43 million +2.1%17.8%12.6 $24.02 5/31/20237,320,000 shares $139.01 million +3.1%17.6%12.3 $18.99 5/15/20237,100,000 shares $133.05 million +2.8%17.0%11.5 $18.74 4/30/20236,910,000 shares $115.60 million +8.3%17.2%11.4 $16.73 4/15/20236,380,000 shares $102.91 million +4.9%15.8%10.3 $16.13 3/31/20236,080,000 shares $107.37 million +60.0%16.0%10.1 $17.66 3/15/20233,800,000 shares $73.61 million +35.7%9.8%6.7 $19.37 2/28/20232,800,000 shares $61.32 million +97.2%7.2%4.8 $21.90 2/15/20231,420,000 shares $35.00 million +2.2%3.7%2.6 $24.65 1/31/20231,390,000 shares $38.71 million -16.3%4.2%2.9 $27.85 1/15/20231,660,000 shares $46.58 million +2.5%5.0%3.4 $28.06 12/30/20221,620,000 shares $44.06 million +1.9%4.9%3.7 $27.20 12/15/20221,590,000 shares $42.91 million -10.7%4.9%3.8 $26.99 11/30/20221,780,000 shares $36.44 million -1.7%5.6%4.6 $20.47 11/15/20221,810,000 shares $35.64 million -10.0%5.7%6.2 $19.69 10/31/20222,010,000 shares $36.90 million No Change6.4%7.1 $18.36 10/15/20222,010,000 shares $37.51 million +7.5%6.4%8.1 $18.66 9/30/20221,870,000 shares $32.29 million +14.7%6.0%8 $17.27 9/15/20221,630,000 shares $28.35 million +3.8%5.2%6.8 $17.39 8/31/20221,570,000 shares $29.92 million +0.6%5.0%6.9 $19.06 8/15/20221,560,000 shares $32.21 million -6.6%5.6%6.4 $20.65 7/31/20221,670,000 shares $32.20 million -3.5%6.0%6.1 $19.28 7/15/20221,730,000 shares $35.52 million -2.8%6.2%5.8 $20.53 6/30/20221,780,000 shares $31.11 million -3.3%6.4%5 $17.48 6/15/20221,840,000 shares $27.27 million -5.2%6.6%4.8 $14.82 5/31/20221,940,000 shares $28.19 million -13.4%7.2%5 $14.53 5/15/20222,240,000 shares $33.22 million +22.4%8.6%5.8 $14.83 4/30/20221,830,000 shares $30.69 million No Change6.2%4.9 $16.77 4/15/20221,830,000 shares $32.50 million -14.1%6.2%4.9 $17.76 3/31/20222,130,000 shares $36.17 million +16.4%7.2%6.3 $16.98 3/15/20221,830,000 shares $28.44 million +4.6%6.2%6.2 $15.54 2/28/20221,750,000 shares $28.07 million +19.1%5.9%6 $16.04 2/15/20221,470,000 shares $26.64 million +8.1%5.0%5 $18.12 1/31/20221,360,000 shares $26.97 million +8.8%4.6%4.8 $19.83 1/15/20221,250,000 shares $29.84 million -16.7%4.3%5 $23.87 12/31/20211,500,000 shares $40.65 million -18.9%5.1%6.4 $27.10 12/15/20211,850,000 shares $51.12 million -1.1%6.3%7.9 $27.63 11/30/20211,870,000 shares $53.28 million -2.1%6.4%8.6 $28.49 11/15/20211,910,000 shares $63.11 million -9.9%6.5%8.8 $33.04 10/29/20212,120,000 shares $62.56 million +3.4%7.2%10.2 $29.51 10/15/20212,050,000 shares $61.81 million -1.4%7.0%9.3 $30.15 9/30/20212,080,000 shares $61.65 million +1.0%7.1%8.6 $29.64 9/15/20212,060,000 shares $64.40 million -4.2%7.0%7.4 $31.26 8/31/20212,150,000 shares $68.28 million +14.4%7.3%7.3 $31.76 8/13/20211,880,000 shares $56.78 million -1.6%6.4%6 $30.20 7/30/20211,910,000 shares $62.51 million -6.8%6.6%6.1 $32.73Here’s How to Claim Your Stake in Elon’s Private Company, xAI (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the May 1st funding window clos 7/15/20212,050,000 shares $65.95 million +1.5%7.1%6.1 $32.17 6/30/20212,020,000 shares $77.61 million -13.7%7.0%5.8 $38.42 6/15/20212,340,000 shares $80.85 million +0.9%8.2%6.4 $34.55 5/28/20212,320,000 shares $90.41 million -15.0%8.1%6.4 $38.97 5/14/20212,730,000 shares $94.70 million +1.5%9.5%7.5 $34.69 4/30/20212,690,000 shares $97.84 million +1.1%9.4%7.1 $36.37 4/15/20212,660,000 shares $81.13 million -10.1%9.2%7 $30.50 3/31/20212,960,000 shares $93.45 million +14.7%10.3%7.7 $31.57 3/15/20212,580,000 shares $87.69 million +4.0%8.9%5.8 $33.99 2/26/20212,480,000 shares $86.18 million -5.3%8.6%5.6 $34.75 2/12/20212,620,000 shares $98.59 million +4.8%9.1%5.9 $37.63 1/29/20212,500,000 shares $100.38 million -16.9%9.4%5.3 $40.15 1/15/20213,010,000 shares $137.17 million +11.9%11.5%6.1 $45.57 12/31/20202,690,000 shares $113.89 million +106.9%10.3%3.4 $42.34 12/15/20201,300,000 shares $56.65 million +18.2%5.1%1.7 $43.58 11/30/20201,100,000 shares $57.01 million -12.0%4.4%1.6 $51.83 11/15/20201,250,000 shares $57.39 million +22.6%4.9%1.9 $45.91 10/30/20201,020,000 shares $44.04 million +29.8%4.0%1.7 $43.18 10/15/2020785,700 shares $28.48 million -15.8%4.0%1.4 $36.25 9/30/2020933,500 shares $21.49 million +35.8%4.8%4.8 $23.02 9/15/2020687,300 shares $16.44 million +21.5%3.5%3.2 $23.92 8/31/2020565,600 shares $15.27 million -9.2%3.0%3 $27.00 8/14/2020622,600 shares $14.54 million +6.5%3.3%2.9 $23.35 7/31/2020584,500 shares $11.67 million +24.6%3.6%2.7 $19.97 7/15/2020469,000 shares $10.67 million -15.8%2.9%2.2 $22.76 6/30/2020556,900 shares $13.84 million -37.0%3.5%2.8 $24.85 6/15/2020883,200 shares $18.19 million +110.4%6.3%5.7 $20.60 5/29/2020419,800 shares $7.88 million -2.3%3.0%3.3 $18.78 5/15/2020429,600 shares $8.29 million -45.7%3.1%4.5 $19.30 REPL Short Interest - Frequently Asked Questions What is Replimune Group's current short interest? Short interest is the volume of Replimune Group shares that have been sold short but have not yet been covered or closed out. As of April 15th, traders have sold 8,830,000 shares of REPL short. 12.57% of Replimune Group's shares are currently sold short. Learn More on Replimune Group's current short interest. What is a good short interest ratio for Replimune Group? 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. REPL shares currently have a short interest ratio of 12.0. Learn More on Replimune Group's short interest ratio. Which institutional investors are shorting Replimune Group? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Replimune Group: Citadel Advisors LLC, and 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 Replimune Group? 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. 12.57% of Replimune Group's floating shares are currently sold short. Is Replimune Group's short interest increasing or decreasing? Replimune Group saw a decrease in short interest during the month of April. As of April 15th, there was short interest totaling 8,830,000 shares, a decrease of 7.7% from the previous total of 9,570,000 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. How does Replimune Group's short interest compare to its competitors? 12.57% of Replimune Group's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Replimune Group: Protagonist Therapeutics, Inc. (9.88%), HUTCHMED (China) Limited (0.30%), Immunovant, Inc. (30.49%), MoonLake Immunotherapeutics (12.52%), ACADIA Pharmaceuticals Inc. (12.84%), Alvotech (0.73%), Twist Bioscience Co. (16.82%), Amneal Pharmaceuticals, Inc. (3.56%), Denali Therapeutics Inc. (10.34%), Recursion Pharmaceuticals, Inc. (30.90%), 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 ($21.71 billion), iShares 20+ Year Treasury Bond ETF ($9.48 billion), Strategy Incorporated ($8.92 billion), Charter Communications, Inc. ($3.86 billion), Apollo Global Management, Inc. ($3.86 billion), Capital One Financial Co. ($3.72 billion), Super Micro Computer, Inc. ($3.47 billion), AppLovin Co. ($2.64 billion), VanEck Semiconductor ETF ($2.46 billion), and The Kroger Co. ($2.33 billion). View all of the most shorted stocks. What does it mean to sell short Replimune Group stock? Short selling REPL is an investing strategy that aims to generate trading profit from Replimune Group as its price is falling. REPL shares are trading down $0.14 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 Replimune Group? A short squeeze for Replimune Group 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 REPL, which in turn drives the price of the stock up even further. How often is Replimune Group'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 REPL, twice per month. The most recent reporting period available is April, 15 2025. More Short Interest Resources from MarketBeat Related Companies Protagonist Therapeutics Short Interest HUTCHMED Short Interest Immunovant Short Interest MoonLake Immunotherapeutics Short Interest ACADIA Pharmaceuticals Short Interest Alvotech Short Interest Twist Bioscience Short Interest Amneal Pharmaceuticals Short Interest Denali Therapeutics Short Interest Recursion Pharmaceuticals Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:REPL) was last updated on 5/1/2025 by MarketBeat.com Staff From Our PartnersHow to invest in Elon Musk’s Optimus before its launchElon Musk is set to completely take over the AI industry with Optimus… A breakthrough AI-powered robot that El...InvestorPlace | SponsoredTrump announcement boosts “next Bitcoin”President Trump just made his first big crypto move ... 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It’s worse…Investigative Journalist Bombhsell: The Curse on the U.S Dollar Depleted retirement accounts? Meme coin inv...Stansberry Research | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Replimune Group, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Replimune Group 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. 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