Rallybio (RLYB) Short Interest Ratio & Short Volume $0.75 -0.02 (-2.09%) Closing price 02/21/2025 04:00 PM EasternExtended Trading$0.78 +0.03 (+3.71%) As of 02/21/2025 06:00 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 InterestTrends Rallybio Short Interest DataRallybio (RLYB) has a short interest of 350,200 shares, representing 1.72% of the float (the number of shares available for trading by the public). This marks a -1.05% decrease in short interest from the previous month. The short interest ratio (days to cover) is 4.2, indicating that it would take 4.2 days of the average trading volume of 67,435 shares to cover all short positions.Current Short Interest350,200 sharesPrevious Short Interest353,900 sharesChange Vs. Previous Month-1.05%Dollar Volume Sold Short$301,136.98Short Interest Ratio4.2 Days to CoverLast Record DateJanuary 31, 2025Outstanding Shares41,490,000 sharesFloat Size20,390,000 sharesShort Percent of Float1.72%Today's Trading Volume52,902 sharesAverage Trading Volume67,435 sharesToday's Volume Vs. Average78% Short Selling Rallybio? Sign up to receive the latest short interest report for Rallybio and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartRLYB Short Interest Over TimeRLYB Days to Cover Over TimeRLYB Percentage of Float Shorted Over Time Rallybio Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 1/31/2025350,200 shares $301,136.98 -1.1%1.7%4.2 $0.86 1/15/2025353,900 shares $318,510.00 0.0%1.7%4.2 $0.90 12/31/2024354,000 shares $339,840.00 +4.8%1.8%3.9 $0.96 12/15/2024337,700 shares $364,716.00 -4.6%1.7%3.9 $1.08 11/30/2024354,100 shares $414,297.00 -3.5%1.8%4.9 $1.17 11/15/2024367,000 shares $363,880.50 -20.8%1.8%5.6 $0.99 10/31/2024463,400 shares $477,302.00 -13.6%2.3%6.5 $1.03 10/15/2024536,600 shares $584,894.00 -7.9%2.7%7.1 $1.09 9/30/2024582,300 shares $681,291.00 +0.6%2.9%8.2 $1.17 9/15/2024579,100 shares $654,383.00 +4.4%2.9%3.8 $1.13 Get the Latest News and Ratings for RLYB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Rallybio and its competitors with MarketBeat's FREE daily newsletter. 8/31/2024554,700 shares $637,905.00 -11.0%2.8%3.2 $1.15 8/15/2024623,300 shares $691,863.00 +6.5%3.1%3.2 $1.11 7/31/2024585,500 shares $813,845.00 -3.5%2.5%2.7 $1.39 7/15/2024606,900 shares $813,246.00 -57.6%2.6%2.5 $1.34 6/30/20241,430,000 shares $1.92 million -16.9%6.2%0.9 $1.34 6/15/20241,720,000 shares $2.66 million -2.3%7.4%1.1 $1.55 5/31/20241,760,000 shares $2.94 million +1.2%7.6%1.1 $1.67 5/15/20241,740,000 shares $3.32 million -11.2%8.1%1.1 $1.91 4/30/20241,960,000 shares $3.76 million -33.8%9.7%1.2 $1.92 4/15/20242,960,000 shares $5.42 million +126.0%17.2%1.9 $1.83 3/31/20241,310,000 shares $2.42 million +2.3%7.6%6.2 $1.85 3/15/20241,280,000 shares $2.07 million +6.7%7.4%5.7 $1.62 2/29/20241,200,000 shares $2.79 million +11.1%7.0%5.2 $2.33 2/15/20241,080,000 shares $2.01 million +43.4%6.3%4.8 $1.86 1/31/2024753,400 shares $1.02 million +1.2%4.4%3.5 $1.35 1/15/2024744,600 shares $1.42 million +9.9%4.3%5.1 $1.91 12/31/2023677,600 shares $1.62 million -62.6%3.9%5.5 $2.39 12/15/20231,810,000 shares $5.50 million -14.6%10.7%16.8 $3.04 11/30/20232,120,000 shares $4.05 million -0.5%12.6%24.7 $1.91 11/15/20232,130,000 shares $4.97 million +0.5%12.6%34.2 $2.34 10/31/20232,120,000 shares $8.90 million +119.3%12.6%49 $4.20 10/15/2023966,800 shares $3.56 million -4.3%5.7%24.6 $3.68 9/30/20231,010,000 shares $3.40 million +1.0%6.0%24.3 $3.37 9/15/20231,000,000 shares $4.93 million No Change5.9%12.9 $4.93 8/31/20231,000,000 shares $5.32 million -4.8%5.9%11.5 $5.32 8/15/20231,050,000 shares $6.29 million -1.9%6.2%10.5 $5.99 7/31/20231,070,000 shares $6.40 million -5.3%6.4%11 $5.98 7/15/20231,130,000 shares $6.16 million +4.6%6.8%11.9 $5.45 6/30/20231,080,000 shares $6.11 million +41.8%6.8%11.4 $5.66 6/15/2023761,900 shares $5.62 million -18.6%4.8%8.3 $7.37Ex-CIA Advisor: Trump 2.0 Could “Send Gold to $10,000” (Ad)Experts forecast gold's price racing to $4,000… and an ex-CIA advisor predicts we'll see gold hit $10,000. Should you sit on the sideline while this is happening?That's why we put together a 100% FREE 2025 Gold Guide to show you exactly how to protect and grow y 5/31/2023936,300 shares $6.70 million -0.1%5.8%15.7 $7.16 5/15/2023936,800 shares $5.10 million -0.1%5.8%16.8 $5.44 4/30/2023938,100 shares $5.06 million +1.5%5.8%16.5 $5.39 4/15/2023924,000 shares $3.98 million +1.0%5.7%14.4 $4.31 3/31/2023914,800 shares $5.22 million +3.3%5.9%14 $5.71 3/15/2023885,800 shares $4.43 million +11.4%5.7%13.5 $5.00 2/28/2023795,400 shares $6.26 million +0.5%5.2%9.3 $7.87 2/15/2023791,200 shares $5.44 million +8.3%5.3%9.1 $6.87 1/31/2023730,300 shares $5.07 million +2.5%4.8%6.3 $6.94 1/15/2023712,800 shares $4.40 million -7.1%4.5%6 $6.17 12/30/2022767,600 shares $5.04 million -0.3%4.9%6.6 $6.57 12/15/2022769,800 shares $5.40 million +1.0%4.4%6.5 $7.02 11/30/2022762,400 shares $4.39 million +0.6%5.3%7.6 $5.76 11/15/2022757,600 shares $4.42 million -1.1%5.2%8 $5.84 10/31/2022766,200 shares $7.32 million -0.4%6.1%13.5 $9.56 10/15/2022769,200 shares $6.69 million +1.3%6.1%14.3 $8.70 9/30/2022759,400 shares $10.99 million +19.0%6.1%15.3 $14.47 9/15/2022638,300 shares $8.62 million -5.1%5.1%11.3 $13.51 8/31/2022672,700 shares $7.43 million -1.4%5.4%12.4 $11.05 8/15/2022681,900 shares $8.83 million -1.1%5.4%8.2 $12.95 7/31/2022689,500 shares $6.43 million -4.4%5.3%8.1 $9.33 7/15/2022720,900 shares $6.61 million +2.3%5.5%8.3 $9.17 6/30/2022704,500 shares $5.32 million +1.0%5.4%7.4 $7.55 6/15/2022697,600 shares $4.88 million -3.2%5.4%6.6 $7.00 5/31/2022720,900 shares $9.80 million +3.5%5.6%5.3 $13.60 5/15/2022696,700 shares $7.64 million -0.4%5.5%5.5 $10.97 4/30/2022699,400 shares $6.97 million -0.9%5.3%5.4 $9.96 4/15/2022705,500 shares $6.37 million +11.8%5.3%5.4 $9.03 3/31/2022631,000 shares $4.40 million +41.3%4.8%5.1 $6.98 3/15/2022446,700 shares $3.86 million +1.8%3.4%3.8 $8.64 2/28/2022438,900 shares $4.82 million -1.7%3.3%5.9 $10.99 2/15/2022446,600 shares $5.76 million -17.8%3.4%7 $12.90 1/31/2022543,200 shares $6.61 million +2.6%3.9%9.5 $12.16 1/15/2022529,600 shares $4.70 million +10.7%3.9%11.1 $8.87 12/31/2021478,400 shares $4.56 million +12.0%3.5%9.4 $9.54 12/15/2021427,300 shares $4.37 million +8.5%3.1%8 $10.22 11/30/2021393,700 shares $5.07 million -3.6%2.8%5.4 $12.87 11/15/2021408,300 shares $5.68 million -10.4%2.9%4.9 $13.92 10/29/2021455,600 shares $8.13 million +24.6%3.3%4.9 $17.85 10/15/2021365,800 shares $5.68 million +34.7%2.6%2.5 $15.52 9/30/2021271,600 shares $4.77 million +90.5%2.0%1.6 $17.58 9/15/2021142,600 shares $1.82 million +145.9%1.0%0.8 $12.77 8/31/202158,000 shares $762,700.00 -33.9%0.4%0.3 $13.15 8/13/202187,800 shares $1.50 million No Change0.7%0.4 $17.10 RLYB Short Interest - Frequently Asked Questions What is Rallybio's current short interest? Short interest is the volume of Rallybio shares that have been sold short but have not yet been closed out or covered. As of January 31st, traders have sold 350,200 shares of RLYB short. 1.72% of Rallybio's shares are currently sold short. Learn More on Rallybio's current short interest. What is a good short interest ratio for Rallybio? 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. RLYB shares currently have a short interest ratio of 4.0. Learn More on Rallybio's short interest ratio. What is a good short interest percentage for Rallybio? 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. 1.72% of Rallybio's floating shares are currently sold short. Is Rallybio's short interest increasing or decreasing? Rallybio saw a decrease in short interest in January. As of January 31st, there was short interest totaling 350,200 shares, a decrease of 1.0% from the previous total of 353,900 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 Rallybio's float size? Rallybio currently has issued a total of 41,490,000 shares. Some of Rallybio'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. Rallybio currently has a public float of 20,390,000 shares. How does Rallybio's short interest compare to its competitors? 1.72% of Rallybio's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Rallybio: 2seventy bio, Inc. (10.99%), Black Diamond Therapeutics, Inc. (12.46%), Inventiva S.A. (0.68%), Cabaletta Bio, Inc. (12.79%), Nuvectis Pharma, Inc. (17.87%), Renovaro Inc. (8.90%), Caribou Biosciences, Inc. (11.19%), Corbus Pharmaceuticals Holdings, Inc. (21.54%), Milestone Pharmaceuticals Inc. (0.90%), Ventyx Biosciences, Inc. (12.04%), 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 Co. ($5.21 billion), Charter Communications, Inc. ($4.07 billion), Reddit, Inc. ($3.33 billion), The Kroger Co. ($2.67 billion), Cencora, Inc. ($2.29 billion), Hims & Hers Health, Inc. ($2.17 billion), SoFi Technologies, Inc. ($1.99 billion), Live Nation Entertainment, Inc. ($1.87 billion), Rivian Automotive, Inc. ($1.76 billion), and Moderna, Inc. ($1.60 billion). View all of the most shorted stocks. What does it mean to sell short Rallybio stock? Short selling RLYB is an investing strategy that aims to generate trading profit from Rallybio as its price is falling. RLYB shares are trading down $0.02 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 Rallybio? A short squeeze for Rallybio 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 RLYB, which in turn drives the price of the stock up even further. How often is Rallybio'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 RLYB, twice per month. The most recent reporting period available is January, 31 2025. More Short Interest Resources from MarketBeat Related Companies TSVT Short Interest Data BDTX Short Interest Data IVA Short Interest Data CABA Short Interest Data NVCT Short Interest Data RENB Short Interest Data CRBU Short Interest Data CRBP Short Interest Data MIST Short Interest Data VTYX 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:RLYB) was last updated on 2/22/2025 by MarketBeat.com Staff From Our PartnersWhat is this southern state hiding?The financial press had a field day this week after President Donald Trump and Department of Government Effici...Stansberry Research | SponsoredWhy Buffett and 100 members of Congress are Piling into this One InvestmentThis isn't just another investment. It might be the last retirement stock you'll ever need. 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He revealed his DOGE organization has been taking aim at Social...Altimetry | 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 Rallybio Co. Please log in to your account or sign up in order to add this asset to your watchlist. Share Rallybio 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. Identify trending stocks on social media. 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