Assembly Biosciences (ASMB) Short Interest Ratio & Short Volume $10.62 -0.28 (-2.57%) Closing price 04:00 PM EasternExtended Trading$10.62 +0.01 (+0.05%) As of 04:41 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 Assembly Biosciences Short Interest DataAssembly Biosciences (ASMB) has a short interest of 20,700 shares, representing 0.52% of the float (the number of shares available for trading by the public). This marks a 1.97% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.7, indicating that it would take 0.7 days of the average trading volume of 24,885 shares to cover all short positions.Current Short Interest20,700 sharesPrevious Short Interest20,300 sharesChange Vs. Previous Month+1.97%Dollar Volume Sold Short$224,802.00Short Interest Ratio0.7 Days to CoverLast Record DateMarch 15, 2025Outstanding Shares7,503,000 sharesFloat Size3,950,000 sharesShort Percent of Float0.52%Today's Trading Volume12,009 sharesAverage Trading Volume24,885 sharesToday's Volume Vs. Average48% Short Selling Assembly Biosciences? Sign up to receive the latest short interest report for Assembly Biosciences and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartASMB Short Interest Over TimeASMB Days to Cover Over TimeASMB Percentage of Float Shorted Over Time Remove Ads Assembly Biosciences Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/15/202520,700 shares $224,802.00 +2.0%0.5%0.7 $10.86 2/28/202520,300 shares $261,464.00 +18.0%0.6%0.7 $12.88 2/15/202517,200 shares $223,944.00 +25.6%0.5%0.5 $13.02 1/31/202513,700 shares $191,937.00 -4.9%0.4%0.4 $14.01 1/15/202514,400 shares $208,800.00 +9.1%0.4%0.4 $14.50 12/31/202413,200 shares $208,296.00 -0.8%0.4%0.4 $15.78 12/15/202413,300 shares $204,554.00 -16.4%0.3%0.4 $15.38 11/30/202415,900 shares $270,936.00 +37.1%0.4%0.5 $17.04 11/15/202411,600 shares $187,224.00 +45.0%0.3%0.4 $16.14 10/31/20248,000 shares $134,480.00 -51.2%0.2%0.3 $16.81 Get the Latest News and Ratings for ASMB and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Assembly Biosciences and its competitors with MarketBeat's FREE daily newsletter. 10/15/202416,400 shares $303,728.00 -7.9%0.4%0.6 $18.52 9/30/202417,800 shares $269,492.00 -22.9%0.4%0.8 $15.14 9/15/202423,100 shares $417,417.00 +42.6%0.5%1.1 $18.07 8/31/202416,200 shares $263,412.00 +57.3%0.4%1 $16.26 8/15/202410,300 shares $144,715.00 -16.3%0.2%0.7 $14.05 7/31/202412,300 shares $179,641.50 -14.6%0.3%0.8 $14.61 7/15/202414,400 shares $221,328.00 -23.8%0.3%0.9 $15.37 6/30/202418,900 shares $259,308.00 +17.4%0.5%1.1 $13.72 6/15/202416,100 shares $247,779.00 -12.0%0.4%0.9 $15.39 5/31/202418,300 shares $277,245.00 -14.1%0.5%1 $15.15 5/15/202421,300 shares $311,193.00 -14.1%0.6%1.1 $14.61 4/30/202424,800 shares $309,256.00 -19.0%0.7%1 $12.47 4/15/202430,600 shares $456,858.00 -28.2%0.8%1.1 $14.93 3/31/202442,600 shares $566,580.00 -29.2%1.2%1.4 $13.30 3/15/202460,200 shares $732,634.00 +207.1%1.6%2 $12.17 2/29/202419,600 shares $250,684.00 -63.0%0.5%0.6 $12.79 2/15/202453,000 shares $620,100.00 -85.0%1.4%1.6 $11.70 1/31/2024353,300 shares $3.99 million -22.1%N/A0.7 $11.28 1/15/2024453,600 shares $367,416.00 +125.7%N/A0.7 $0.81 12/31/2023201,000 shares $164,840.10 -20.7%N/A0.1 $0.82 12/15/2023253,600 shares $190,935.44 -52.0%N/A0.1 $0.75 11/30/2023528,000 shares $369,652.80 -18.7%2.3%0.3 $0.70 11/15/2023649,700 shares $479,478.60 -17.3%2.8%0.3 $0.74 10/31/2023785,300 shares $688,629.57 +469.1%4.1%0.5 $0.88 10/15/2023138,000 shares $98,118.00 +2.7%N/A0.1 $0.71 9/30/2023134,400 shares $118,944.00 -6.5%N/A1.2 $0.89 9/15/2023143,800 shares $130,814.86 +14.6%N/A1.5 $0.91 8/31/2023125,500 shares $124,232.45 -20.8%N/A1.4 $0.99 8/15/2023158,400 shares $156,736.80 -14.8%N/A1.6 $0.99 7/31/2023185,900 shares $206,349.00 +13.0%N/A1.8 $1.11Partner with Elon Musk on Project Colossus… Before May 1st (Ad)Even though xAI is a private company, tech legend and angel investor Jeff Brown found a way for everyday folks like you… To partner with Elon on what he believes will be the biggest AI project of the century… Starting with as little as $500.Click here to see how you could take a stake in Elon’s private company… 7/15/2023164,500 shares $177,660.00 +0.7%N/A1.5 $1.08 6/30/2023163,300 shares $187,795.00 -44.8%N/A1.1 $1.15 6/15/2023295,700 shares $319,356.00 +2.7%N/A1.7 $1.08 5/31/2023287,900 shares $275,750.62 +78.5%N/A1.4 $0.96 5/15/2023161,300 shares $167,752.00 -5.5%N/A0.8 $1.04 4/30/2023170,600 shares $177,424.00 -43.6%N/A0.8 $1.04 4/15/2023302,700 shares $299,673.00 +84.5%N/A1.2 $0.99 3/31/2023164,100 shares $137,909.64 +26.7%N/A0.7 $0.84 3/15/2023129,500 shares $170,940.00 -14.0%N/A0.5 $1.32 2/28/2023150,600 shares $204,816.00 -0.4%N/A0.5 $1.36 2/15/2023151,200 shares $231,336.00 -1.3%N/A0.5 $1.53 1/31/2023153,200 shares $266,568.00 -52.8%N/A0.5 $1.74 1/15/2023324,500 shares $499,730.00 +49.0%N/A1.1 $1.54 12/30/2022217,800 shares $283,140.00 +15.5%N/A0.7 $1.30 12/15/2022188,500 shares $218,660.00 -82.2%N/A0.7 $1.16 11/30/20221,060,000 shares $1.39 million -16.5%N/A4.6 $1.31 11/15/20221,270,000 shares $1.77 million -9.9%N/A5.6 $1.39 10/31/20221,410,000 shares $2.31 million -5.4%N/A6.2 $1.64 10/15/20221,490,000 shares $2.47 million +6.4%N/A6.3 $1.66 9/30/20221,400,000 shares $2.30 million +2.9%N/A4.7 $1.64 9/15/20221,360,000 shares $2.84 million -3.6%N/A4.2 $2.09 8/31/20221,410,000 shares $2.64 million +10.2%N/A3.3 $1.87 8/15/20221,280,000 shares $2.75 million +1.6%N/A2.8 $2.15 7/31/20221,260,000 shares $2.61 million -2.3%N/A2.6 $2.07 7/15/20221,290,000 shares $2.63 million +42.8%5.8%2.6 $2.04 6/30/2022903,300 shares $1.90 million -17.9%4.0%1.9 $2.10 6/15/20221,100,000 shares $2.08 million -3.5%4.9%2.2 $1.89 5/31/20221,140,000 shares $2.18 million -14.3%N/A2.5 $1.91 5/15/20221,330,000 shares $2.05 million -7.6%N/A3 $1.54 4/30/20221,440,000 shares $2.53 million No ChangeN/A3.1 $1.76 4/15/20221,440,000 shares $2.98 million -0.7%N/A3 $2.07 3/31/20221,450,000 shares $2.99 million +16.9%N/A2.7 $2.06 3/15/20221,240,000 shares $1.84 million +4.2%N/A2.1 $1.48 2/28/20221,190,000 shares $1.84 million +2.6%N/A2 $1.55 2/15/20221,160,000 shares $1.88 million -13.4%N/A1.6 $1.62 1/31/20221,340,000 shares $2.49 million +8.9%N/A1.5 $1.86 1/15/20221,230,000 shares $2.40 million +7.9%N/A1.4 $1.95 12/31/20211,140,000 shares $2.66 million -13.0%N/A1.4 $2.33 12/15/20211,310,000 shares $2.84 million -15.5%N/A1.6 $2.17 11/30/20211,550,000 shares $3.57 million +21.1%N/A2 $2.30 11/15/20211,280,000 shares $3.60 million -8.6%N/A1.5 $2.81 10/29/20211,400,000 shares $4.41 million +23.9%N/A2.1 $3.15 10/15/20211,130,000 shares $3.68 million -22.1%N/A1.5 $3.26 9/30/20211,450,000 shares $5.05 million -8.2%N/A1.8 $3.48 9/15/20211,580,000 shares $5.06 million -1.9%N/A1.5 $3.20 8/31/20211,610,000 shares $6.12 million -42.1%N/A1.3 $3.80 8/13/20212,780,000 shares $9.95 million -3.5%N/A2.3 $3.58 7/30/20212,880,000 shares $9.99 million -31.4%7.9%2.4 $3.47 7/15/20214,200,000 shares $14.41 million -12.1%11.5%3.5 $3.43 6/30/20214,780,000 shares $18.55 million -6.5%13.0%4.1 $3.88Partner with Elon Musk on Project Colossus… Before May 1st (Ad)Even though xAI is a private company, tech legend and angel investor Jeff Brown found a way for everyday folks like you… To partner with Elon on what he believes will be the biggest AI project of the century… Starting with as little as $500.Click here to see how you could take a stake in Elon’s private company… 6/15/20215,110,000 shares $21.05 million +8.7%13.9%5.4 $4.12 5/28/20214,700,000 shares $18.66 million +5.2%12.8%5.5 $3.97 5/14/20214,470,000 shares $17.39 million -8.0%N/A4.3 $3.89 4/30/20214,860,000 shares $20.85 million +20.6%N/A3.9 $4.29 4/15/20214,030,000 shares $17.85 million -4.7%N/A3.1 $4.43 3/31/20214,230,000 shares $19.04 million +15.3%N/A3.3 $4.50 3/15/20213,670,000 shares $18.86 million -5.2%N/A2.8 $5.14 2/26/20213,870,000 shares $21.40 million +55.4%N/A3 $5.53 2/12/20212,490,000 shares $15.86 million +4.6%N/A2.2 $6.37 1/29/20212,380,000 shares $13.26 million -8.5%N/A1.5 $5.57 1/15/20212,600,000 shares $16.17 million -4.8%N/A1.9 $6.22 12/31/20202,730,000 shares $16.60 million -8.7%N/A2.2 $6.08 12/15/20202,990,000 shares $18.60 million No ChangeN/A2.5 $6.22 11/30/20202,990,000 shares $17.94 million +4.2%N/A2.7 $6.00 11/15/20202,870,000 shares $16.13 million -30.2%N/A3 $5.62 10/30/20204,110,000 shares $61.61 million +5.4%N/A5.7 $14.99 10/15/20203,900,000 shares $60.22 million +1.3%N/A16.5 $15.44 9/30/20203,850,000 shares $63.29 million +4.3%N/A16.6 $16.44 9/15/20203,690,000 shares $65.57 million -1.1%N/A15.7 $17.77 8/31/20203,730,000 shares $81.58 million +0.3%N/A17.3 $21.87 8/14/20203,720,000 shares $77.97 million -1.1%N/A17.1 $20.96 7/31/20203,760,000 shares $83.47 million -2.3%N/A16.8 $22.20 7/15/20203,850,000 shares $90.86 million +5.8%N/A18.1 $23.60 6/30/20203,640,000 shares $84.88 million +16.7%N/A17.5 $23.32 6/15/20203,120,000 shares $66.39 million +0.3%N/A14.2 $21.28 5/29/20203,110,000 shares $60.96 million No ChangeN/A13.1 $19.60 5/15/20203,110,000 shares $57.72 million +1.0%N/A12.8 $18.56 4/30/20203,080,000 shares $53.93 million +11.2%N/A12.1 $17.51 4/15/20202,770,000 shares $46.92 million +12.6%N/A10.3 $16.94 3/31/20202,460,000 shares $44.77 million +9.7%N/A8.4 $18.20 ASMB Short Interest - Frequently Asked Questions What is Assembly Biosciences' current short interest? Short interest is the volume of Assembly Biosciences shares that have been sold short but have not yet been closed out or covered. As of March 15th, traders have sold 20,700 shares of ASMB short. 0.52% of Assembly Biosciences' shares are currently sold short. Learn More on Assembly Biosciences' current short interest. What is a good short interest ratio for Assembly Biosciences? 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. ASMB shares currently have a short interest ratio of 1.0. Learn More on Assembly Biosciences's short interest ratio. Which institutional investors are shorting Assembly Biosciences? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Assembly Biosciences: 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 Assembly Biosciences? 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. 0.52% of Assembly Biosciences' floating shares are currently sold short. Is Assembly Biosciences' short interest increasing or decreasing? Assembly Biosciences saw a increase in short interest during the month of March. As of March 15th, there was short interest totaling 20,700 shares, an increase of 2.0% from the previous total of 20,300 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 Assembly Biosciences' float size? Assembly Biosciences currently has issued a total of 7,503,000 shares. Some of Assembly Biosciences' 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. Assembly Biosciences currently has a public float of 3,950,000 shares. How does Assembly Biosciences' short interest compare to its competitors? 0.52% of Assembly Biosciences' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical preparations" compare to Assembly Biosciences: Nektar Therapeutics (3.87%), Cumberland Pharmaceuticals Inc. (3.76%), Eli Lilly and Company (0.75%), Johnson & Johnson (1.03%), AbbVie Inc. (1.12%), Merck & Co., Inc. (1.47%), Pfizer Inc. (1.75%), Bristol-Myers Squibb (1.82%), Zoetis Inc. (1.59%), Royalty Pharma plc (4.66%), 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 ($26.28 billion), iShares 20+ Year Treasury Bond ETF ($9.53 billion), MicroStrategy Incorporated ($8.50 billion), Apollo Global Management, Inc. ($4.86 billion), Super Micro Computer, Inc. ($4.85 billion), Charter Communications, Inc. ($4.28 billion), Capital One Financial Co. ($4.08 billion), AppLovin Co. ($3.82 billion), Canadian Natural Resources Limited ($3.78 billion), and Schlumberger Limited ($2.87 billion). View all of the most shorted stocks. What does it mean to sell short Assembly Biosciences stock? Short selling ASMB is an investing strategy that aims to generate trading profit from Assembly Biosciences as its price is falling. ASMB shares are trading down $0.28 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 Assembly Biosciences? A short squeeze for Assembly Biosciences occurs when it has a large amount of short interest and its stock increases in price. This forces short sellers to cover their short interest positions by buying actual shares of ASMB, which in turn drives the price of the stock up even further. How often is Assembly Biosciences' 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 ASMB, twice per month. The most recent reporting period available is March, 15 2025. More Short Interest Resources from MarketBeat Related Companies NKTR Short Squeeze CPIX Short Squeeze LLY Short Squeeze JNJ Short Squeeze ABBV Short Squeeze MRK Short Squeeze PFE Short Squeeze BMY Short Squeeze ZTS Short Squeeze RPRX 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:ASMB) was last updated on 3/28/2025 by MarketBeat.com Staff From Our PartnersElon Warns: Exec Order 14024 Targets DollarExecutive Order 14024 is paving the way for irreversible damage to the dollar's value—threatening your wealth,...Priority Gold | SponsoredA market crash is coming—here’s whenThe stock market cycle I've used to identify the most likely day of the next market crash is the exact same in...Chaikin Analytics | SponsoredTrump’s Final Plan Presidential insider exposes shocking plot to reshape U.S. economy: The 2025 Trump Reset -- Inside Trump’...Porter & Company | SponsoredTrump’s Bitcoin Reserve is No Accident…Bryce Paul believes this is the #1 coin to buy right now The catalyst behind this surge is a massive new b...Crypto 101 Media | SponsoredNvidia’s CEO: “This Will Be a Multitrillion-Dollar Industry."If you missed out on the big boom in Nvidia… Listen up, because according to Nvidia's own CEO… Elon Musk...Brownstone Research | SponsoredMost gold “analysts” aren’t really gold analysts… [watch out]People who don’t understand the gold market are about to lose a lot of money. 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