Achilles Therapeutics (ACHL) Short Interest Ratio & Short Volume $1.48 0.00 (0.00%) As of 03/26/2025 Add Compare Share Share Short Interest Stock AnalysisChartEarningsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Achilles Therapeutics Short Interest DataAchilles Therapeutics (ACHL) has a short interest of 478,300 shares, representing 1.26% of the float (the number of shares available for trading by the public). This marks a -40.06% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.4, indicating that it would take 0.4 days of the average trading volume of 688,722 shares to cover all short positions.Current Short Interest478,300 sharesPrevious Short Interest797,900 sharesChange Vs. Previous Month-40.06%Dollar Volume Sold Short$660.05 thousandShort Interest Ratio0.4 Days to CoverLast Record DateFebruary 28, 2025Outstanding Shares41,100,000 sharesFloat Size37,950,000 sharesShort Percent of Float1.26%Today's Trading Volume0 sharesAverage Trading Volume688,722 sharesToday's Volume Vs. Average0% Short Selling Achilles Therapeutics? Sign up to receive the latest short interest report for Achilles Therapeutics and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartACHL Short Interest Over TimeACHL Days to Cover Over TimeACHL Percentage of Float Shorted Over Time Achilles Therapeutics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 2/28/2025478,300 shares $660.05 thousand -40.1%1.3%0.4 $1.38 2/15/2025797,900 shares $1.10 million +1,280.5%2.1%1 $1.38 1/31/202557,800 shares $65.31 thousand -52.8%0.2%0.1 $1.13 1/15/2025122,400 shares $141.98 thousand +0.1%0.3%0.7 $1.16 12/31/2024122,300 shares $139.42 thousand +35.4%0.3%0.7 $1.14 12/15/202490,300 shares $89.39 thousand -33.9%0.2%0.6 $0.99 11/30/2024136,700 shares $146.95 thousand -36.6%0.4%0.2 $1.08 11/15/2024215,700 shares $226.49 thousand +35.4%0.6%0.3 $1.05 10/31/2024159,300 shares $160.10 thousand -25.1%0.4%0.2 $1.01 10/15/2024212,600 shares $208.22 thousand -40.6%0.6%0.3 $0.98 Get the Latest News and Ratings for ACHL and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Achilles Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 9/30/2024358,100 shares $365.26 thousand +9,082.1%0.9%0.6 $1.02 9/15/20243,900 shares $2.82 thousand No Change0.0%0 $0.72 8/31/20243,900 shares $2.81 thousand -53.6%0.0%0.1 $0.72 8/15/20248,400 shares $6.22 thousand -56.3%0.0%0.2 $0.74 7/31/202419,200 shares $15.37 thousand +92.0%0.1%0.3 $0.80 7/15/202410,000 shares $8.39 thousand -9.9%0.0%0.1 $0.84 6/30/202411,100 shares $9.05 thousand -52.8%0.0%0.1 $0.82 6/15/202423,500 shares $21.20 thousand -15.5%0.1%0.1 $0.90 5/31/202427,800 shares $25.58 thousand +101.5%0.1%0.1 $0.92 5/15/202413,800 shares $12.70 thousand -42.5%0.0%0 $0.92 4/30/202424,000 shares $18 thousand -36.5%0.1%0 $0.75 4/15/202437,800 shares $31.37 thousand -49.5%0.1%0 $0.83 3/31/202474,800 shares $93.50 thousand +8.6%0.2%0.1 $1.25 3/15/202468,900 shares $75.79 thousand -55.2%0.2%0.1 $1.10 2/29/2024153,700 shares $202.88 thousand +340.4%0.4%0.2 $1.32 2/15/202434,900 shares $33.50 thousand +245.5%0.1%0.1 $0.96 1/31/202410,100 shares $9.39 thousand -79.5%0.0%0 $0.93 1/15/202449,200 shares $43.59 thousand +131.0%0.1%0.3 $0.89 12/31/202321,300 shares $18.94 thousand -29.2%0.1%0.2 $0.89 12/15/202330,100 shares $26.19 thousand +16.2%0.1%0.3 $0.87 11/30/202325,900 shares $21.40 thousand -44.7%0.1%0.4 $0.83 11/15/202346,800 shares $37.49 thousand +22.2%0.1%0.9 $0.80 10/31/202338,300 shares $32.94 thousand +3.5%0.1%0.7 $0.86 10/15/202337,000 shares $33.45 thousand -21.9%0.1%0.6 $0.90 9/30/202347,400 shares $43.13 thousand +4.4%0.1%0.6 $0.91 9/15/202345,400 shares $40.36 thousand +20.4%0.1%0.5 $0.89 8/31/202337,700 shares $34.33 thousand -11.1%0.1%0.4 $0.91 8/15/202342,400 shares $41.13 thousand -27.8%0.1%0.4 $0.97 7/31/202358,700 shares $59.87 thousand +36.5%0.2%0.6 $1.02 7/15/202343,000 shares $42.57 thousand +50.9%0.1%0.3 $0.99The #1 AI Energy Stock (Ad)Nearly $600 billion is projected to be spent on AI data centers this year. 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Short interest is the volume of Achilles Therapeutics shares that have been sold short but have not yet been closed out or covered. As of February 28th, traders have sold 478,300 shares of ACHL short. 1.26% of Achilles Therapeutics' shares are currently sold short. Learn More on Achilles Therapeutics' current short interest. What is a good short interest percentage for Achilles Therapeutics? 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. 1.26% of Achilles Therapeutics' floating shares are currently sold short. Is Achilles Therapeutics' short interest increasing or decreasing? Achilles Therapeutics saw a decline in short interest in February. As of February 28th, there was short interest totaling 478,300 shares, a decline of 40.1% from the previous total of 797,900 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 Achilles Therapeutics' float size? Achilles Therapeutics currently has issued a total of 41,100,000 shares. Some of Achilles Therapeutics' 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. Achilles Therapeutics currently has a public float of 37,950,000 shares. How does Achilles Therapeutics' short interest compare to its competitors? 1.26% of Achilles Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Achilles Therapeutics: Tonix Pharmaceuticals Holding Corp. (15.37%), Candel Therapeutics, Inc. (17.18%), Prima BioMed Ltd (2.96%), Aurora Cannabis Inc. (8.98%), Acelyrin, Inc. (4.87%), Canopy Growth Corporation (9.85%), Semper Paratus Acquisition Corporation (4.19%), biote Corp. (2.86%), Inhibrx Biosciences, Inc. (7.93%), Design Therapeutics, Inc. (11.82%), 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 ($23.74 billion), iShares 20+ Year Treasury Bond ETF ($10.75 billion), MicroStrategy Incorporated ($6.56 billion), Apollo Global Management Inc. ($5.40 billion), Charter Communications, Inc. ($4.57 billion), AppLovin Corporation ($4.45 billion), Capital One Financial Corporation ($4.33 billion), Super Micro Computer, Inc. ($4.23 billion), Schlumberger Limited ($3.22 billion), and Royal Caribbean Cruises Ltd. ($3.06 billion). View all of the most shorted stocks. What does it mean to sell short Achilles Therapeutics stock? Short selling ACHL is an investing strategy that aims to generate trading profit from Achilles Therapeutics as its price is falling. 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 Achilles Therapeutics? A short squeeze for Achilles Therapeutics 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 ACHL, which in turn drives the price of the stock up even further. How often is Achilles Therapeutics' 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 ACHL, twice per month. The most recent reporting period available is February, 28 2025. More Short Interest Resources from MarketBeat Related Companies TNXP Short Squeeze CADL Short Squeeze IMMP Short Squeeze ACB Short Squeeze SLRN Short Squeeze CGC Short Squeeze TVGN Short Squeeze BTMD Short Squeeze INBX Short Squeeze DSGN 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:ACHL) was last updated on 7/3/2025 by MarketBeat.com Staff From Our PartnersThis Signal Only Flashes Once Every 4 Years – And It Just TriggeredThis same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...Crypto Swap Profits | SponsoredTrump’s New Order Could Boost Social Security Benefits by 400%If you collect—or plan to collect—Social Security, you need to see this. 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