Rapid Micro Biosystems (RPID) Short Interest Ratio & Short Volume $3.21 -0.45 (-12.30%) Closing price 02/21/2025 04:00 PM EasternExtended Trading$3.28 +0.06 (+2.02%) As of 02/21/2025 06:30 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 Rapid Micro Biosystems Short Interest DataRapid Micro Biosystems (RPID) has a short interest of 132,400 shares, representing 0.64% of the float (the number of shares available for trading by the public). This marks a 16.55% 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 558,141 shares to cover all short positions.Current Short Interest132,400 sharesPrevious Short Interest113,600 sharesChange Vs. Previous Month+16.55%Dollar Volume Sold Short$236,996.00Short Interest Ratio0.7 Days to CoverLast Record DateJanuary 31, 2025Outstanding Shares43,030,000 sharesFloat Size20,530,000 sharesShort Percent of Float0.64%Today's Trading Volume503,382 sharesAverage Trading Volume558,141 sharesToday's Volume Vs. Average90% Short Selling Rapid Micro Biosystems? Sign up to receive the latest short interest report for Rapid Micro Biosystems and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartRPID Short Interest Over TimeRPID Days to Cover Over TimeRPID Percentage of Float Shorted Over Time Rapid Micro Biosystems Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 1/31/2025132,400 shares $236,996.00 +16.6%0.6%0.7 $1.79 1/15/2025113,600 shares $143,704.00 +160.6%0.6%1 $1.27 12/31/202443,600 shares $39,240.00 -25.1%0.2%0.6 $0.90 12/15/202458,200 shares $58,217.46 +87.1%0.3%0.9 $1.00 11/30/202431,100 shares $32,499.50 -29.5%0.2%0.4 $1.05 11/15/202444,100 shares $45,864.00 -37.4%0.2%0.6 $1.04 10/31/202470,400 shares $76,032.00 +300.0%0.3%1 $1.08 10/15/202417,600 shares $15,486.24 -55.9%0.1%0.3 $0.88 9/30/202439,900 shares $35,511.00 -43.2%0.2%0.7 $0.89 9/15/202470,300 shares $58,700.50 +55.2%0.3%1.2 $0.84 Get the Latest News and Ratings for RPID and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Rapid Micro Biosystems and its competitors with MarketBeat's FREE daily newsletter. 8/31/202445,300 shares $38,500.47 -43.1%0.2%0.9 $0.85 8/15/202479,600 shares $66,115.76 +592.2%0.4%1.7 $0.83 7/31/202411,500 shares $7,601.50 -45.2%0.1%0.3 $0.66 7/15/202421,000 shares $13,692.00 -40.9%0.1%0.7 $0.65 6/30/202435,500 shares $23,430.00 +32.0%0.2%1 $0.66 6/15/202426,900 shares $20,713.00 +38.0%0.1%0.8 $0.77 5/31/202419,500 shares $15,600.00 -49.7%0.1%0.5 $0.80 5/15/202438,800 shares $31,424.12 -27.1%0.2%0.9 $0.81 4/30/202453,200 shares $52,348.80 -12.6%0.2%1.2 $0.98 4/15/202460,900 shares $59,316.60 +5.2%0.3%1.3 $0.97 3/31/202457,900 shares $56,163.00 -27.9%0.3%0.8 $0.97 3/15/202480,300 shares $78,694.00 -11.0%0.4%0.4 $0.98 2/29/202490,200 shares $99,220.00 -13.0%0.5%0.4 $1.10 2/15/2024103,700 shares $98,525.37 -21.4%0.6%0.5 $0.95 1/31/2024131,900 shares $125,990.88 -21.7%0.7%0.6 $0.96 1/15/2024168,500 shares $165,130.00 +342.3%0.9%0.9 $0.98 12/31/202338,100 shares $28,194.00 +152.3%0.2%0.2 $0.74 12/15/202315,100 shares $15,100.00 +65.9%0.1%0.5 $1.00 11/30/20239,100 shares $10,647.00 +33.8%0.1%0.4 $1.17 11/15/20236,800 shares $6,936.00 -16.1%0.0%0.3 $1.02 10/31/20238,100 shares $8,343.00 -35.2%0.0%0.3 $1.03 10/15/202312,500 shares $12,625.00 -35.2%0.1%0.4 $1.01 9/30/202319,300 shares $20,844.00 -26.1%0.1%0.7 $1.08 9/15/202326,100 shares $30,798.00 +6.1%0.1%0.8 $1.18 8/31/202324,600 shares $23,739.00 -4.3%0.1%0.7 $0.97 8/15/202325,700 shares $25,700.00 -12.9%0.1%0.6 $1.00 7/31/202329,500 shares $28,948.35 +16.6%0.2%0.6 $0.98 7/15/202325,300 shares $24,546.06 +9.1%0.2%0.5 $0.97 6/30/202323,200 shares $23,200.00 -40.1%0.2%0.4 $1.00 6/15/202338,700 shares $41,022.00 +12.5%0.2%0.7 $1.06Collect $7k per month from Tesla’s SECRET dividend (Ad)There's a little-known secret about Tesla that even seasoned investors don't know. 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Want to see how it works?Click here to uncover Tesla's hidden income secret. 5/31/202334,400 shares $36,120.00 -4.7%0.2%0.6 $1.05 5/15/202336,100 shares $33,573.00 -1.1%0.2%0.6 $0.93 4/30/202336,500 shares $36,317.50 -15.1%0.2%0.7 $1.00 4/15/202343,000 shares $43,430.00 -26.8%0.2%0.8 $1.01 3/31/202358,700 shares $76,897.00 -18.4%0.3%0.8 $1.31 3/15/202371,900 shares $86,999.00 +240.8%0.4%0.8 $1.21 2/28/202321,100 shares $22,577.00 +8.2%0.1%0.2 $1.07 2/15/202319,500 shares $25,545.00 -14.1%0.1%0.2 $1.31 1/31/202322,700 shares $34,050.00 -15.6%0.2%0.2 $1.50 1/15/202326,900 shares $36,315.00 -71.1%0.2%0.3 $1.35 12/30/202293,100 shares $105,203.00 +3.8%0.6%1.2 $1.13 12/15/202289,700 shares $151,593.00 -51.8%0.6%1.5 $1.69 11/30/2022186,000 shares $381,300.00 -14.7%1.3%3.7 $2.05 11/15/2022218,000 shares $564,620.00 -4.2%1.5%7.6 $2.59 10/31/2022227,500 shares $664,300.00 -12.3%1.5%7.2 $2.92 10/15/2022259,300 shares $824,574.00 -16.5%1.8%7.1 $3.18 9/30/2022310,400 shares $1.00 million +6.6%2.2%6.6 $3.23 9/15/2022291,200 shares $1.08 million +6.7%2.0%1.4 $3.71 8/31/2022273,000 shares $909,090.00 +10.2%1.9%1.1 $3.33 8/15/2022247,700 shares $948,691.00 -29.0%1.7%1 $3.83 7/31/2022348,800 shares $1.59 million -24.1%2.4%1.2 $4.57 7/15/2022459,400 shares $1.96 million +26.3%3.2%1.4 $4.26 6/30/2022363,700 shares $1.56 million -54.1%2.5%1.1 $4.30 6/15/2022792,600 shares $2.48 million -2.5%5.4%4.1 $3.13 5/31/2022812,500 shares $4.07 million -0.1%5.5%3.8 $5.01 5/15/2022813,300 shares $3.25 million -5.7%5.5%3.8 $4.00 4/30/2022862,300 shares $5.03 million +7.5%5.4%4.6 $5.83 4/15/2022802,400 shares $4.85 million -11.2%5.0%4.4 $6.04 3/31/2022903,400 shares $6.13 million +83.4%6.1%4.3 $6.79 3/15/2022492,700 shares $3.73 million -1.4%3.5%2.3 $7.57 2/28/2022499,700 shares $3.49 million -13.0%3.6%2.9 $6.99 2/15/2022574,300 shares $4.49 million +18.7%4.1%3.4 $7.82 1/31/2022483,700 shares $3.45 million +4.0%3.5%2.9 $7.13 1/15/2022465,200 shares $3.39 million -2.0%3.4%3.1 $7.28 12/31/2021474,900 shares $5.05 million +52.2%3.4%4 $10.64 12/15/2021312,000 shares $3.37 million -6.3%2.3%2.6 $10.81 11/30/2021332,900 shares $4.10 million +1.9%2.4%2.5 $12.32 11/15/2021326,800 shares $5.38 million -17.1%2.4%2.4 $16.46 10/29/2021394,100 shares $8.04 million -4.3%2.9%2.7 $20.39 10/15/2021411,700 shares $6.92 million -11.2%3.1%2.5 $16.82 9/30/2021463,600 shares $8.56 million +852.0%3.5%1.8 $18.47 9/15/202148,700 shares $1.02 million +141.1%0.4%0.2 $20.90 8/31/202120,200 shares $381,780.00 +16.8%0.2%0.1 $18.90 8/13/202117,300 shares $328,008.00 No Change0.1%0.1 $18.96 RPID Short Interest - Frequently Asked Questions What is Rapid Micro Biosystems' current short interest? Short interest is the volume of Rapid Micro Biosystems shares that have been sold short but have not yet been closed out or covered. As of January 31st, investors have sold 132,400 shares of RPID short. 0.64% of Rapid Micro Biosystems' shares are currently sold short. Learn More on Rapid Micro Biosystems' current short interest. What is a good short interest ratio for Rapid Micro Biosystems? 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. RPID shares currently have a short interest ratio of 1.0. Learn More on Rapid Micro Biosystems's short interest ratio. What is a good short interest percentage for Rapid Micro Biosystems? 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. 0.64% of Rapid Micro Biosystems' floating shares are currently sold short. Is Rapid Micro Biosystems' short interest increasing or decreasing? Rapid Micro Biosystems saw a increase in short interest in January. As of January 31st, there was short interest totaling 132,400 shares, an increase of 16.5% from the previous total of 113,600 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 Rapid Micro Biosystems' float size? Rapid Micro Biosystems currently has issued a total of 43,030,000 shares. Some of Rapid Micro Biosystems' 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. Rapid Micro Biosystems currently has a public float of 20,530,000 shares. How does Rapid Micro Biosystems' short interest compare to its competitors? 0.64% of Rapid Micro Biosystems' shares are currently sold short. Here is how the short interest of companies in the industry of "measuring and control equipment" compare to Rapid Micro Biosystems: Standard BioTools Inc. (3.56%), Allient Inc. (1.25%), EyePoint Pharmaceuticals, Inc. (15.71%), Aehr Test Systems (22.05%), Quanterix Co. (6.93%), Quantum-Si incorporated (14.57%), Nautilus Biotechnology, Inc. (0.47%), Kewaunee Scientific Co. (2.77%), Frequency Electronics, Inc. (0.18%), Seer, Inc. (4.95%), 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 Rapid Micro Biosystems stock? Short selling RPID is an investing strategy that aims to generate trading profit from Rapid Micro Biosystems as its price is falling. RPID shares are trading down $0.45 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 Rapid Micro Biosystems? A short squeeze for Rapid Micro Biosystems 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 RPID, which in turn drives the price of the stock up even further. How often is Rapid Micro Biosystems' 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 RPID, twice per month. The most recent reporting period available is January, 31 2025. More Short Interest Resources from MarketBeat Related Companies LAB Short Squeeze ALNT Short Squeeze EYPT Short Squeeze AEHR Short Squeeze QTRX Short Squeeze QSI Short Squeeze NAUT Short Squeeze KEQU Short Squeeze FEIM Short Squeeze SEER 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:RPID) was last updated on 2/22/2025 by MarketBeat.com Staff From Our PartnersElon’s “New Gold”MIT scientists just developed a brand-new metal… A metal that’s shaping up to be, not only the biggest brea...True Market Insiders | SponsoredCollect $7k per month from Tesla’s SECRET dividendTesla doesn't pay a traditional dividend.... 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