Sidus Space (SIDU) Short Interest Ratio & Short Volume $1.65 +0.11 (+7.14%) Closing price 04:00 PM EasternExtended Trading$1.65 0.00 (-0.06%) As of 07:50 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 AnalysisChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Sidus Space Short Interest DataSidus Space (SIDU) has a short interest of 1.14 million shares, representing 6.31% of the float (the number of shares available for trading by the public). This marks a 34.21% increase in short interest from the previous month. The short interest ratio (days to cover) is 1.6, indicating that it would take 1.6 days of the average trading volume of 2.52 million shares to cover all short positions.Current Short Interest1,140,000 sharesPrevious Short Interest849,400 sharesChange Vs. Previous Month+34.21%Dollar Volume Sold Short$1.58 millionShort Interest Ratio1.6 Days to CoverLast Record DateMay 31, 2025Outstanding Shares18,304,000 sharesFloat Size18,070,000 sharesShort Percent of Float6.31%Today's Trading Volume749,152 sharesAverage Trading Volume2,519,007 sharesToday's Volume Vs. Average30% Short Selling Sidus Space? Sign up to receive the latest short interest report for Sidus Space and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartSIDU Short Interest Over TimeSIDU Days to Cover Over TimeSIDU Percentage of Float Shorted Over Time Sidus Space Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 5/31/20251,140,000 shares $1.58 million +34.2%6.3%1.6 $1.39 5/15/2025849,400 shares $1.54 million -7.1%4.7%1.1 $1.81 4/30/2025914,000 shares $1.44 million -13.0%5.1%1.1 $1.58 4/15/20251,050,000 shares $1.44 million -15.3%5.8%1.1 $1.37 3/31/20251,240,000 shares $1.84 million +130.4%6.9%0.8 $1.48 3/15/2025538,300 shares $1.06 million -41.9%6.4%0.2 $1.97 2/28/2025926,300 shares $1.75 million -20.2%10.9%0.1 $1.89 2/15/20251,160,000 shares $3.10 million +106.2%13.7%0.1 $2.67 1/31/2025562,600 shares $1.40 million +15.7%6.8%0.1 $2.48 1/15/2025486,200 shares $1.11 million -78.2%5.8%0.1 $2.28 Get the Latest News and Ratings for SIDU and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Sidus Space and its competitors with MarketBeat's FREE daily newsletter. 12/31/20242,230,000 shares $10.93 million +316.9%26.8%0.3 $4.90 12/15/2024534,900 shares $764.91 thousand +76.2%6.4%0.1 $1.43 11/30/2024303,500 shares $455.25 thousand -36.1%3.6%0.5 $1.50 11/15/2024474,800 shares $569.76 thousand -6.0%12.0%1 $1.20 10/31/2024505,000 shares $1.14 million +74.5%13.5%1.1 $2.26 10/15/2024289,400 shares $639.57 thousand +50.1%7.7%0.7 $2.21 9/30/2024192,800 shares $539.84 thousand +108.0%5.1%0.5 $2.80 9/15/202492,700 shares $245.66 thousand -70.8%2.5%0.3 $2.65 8/31/2024317,400 shares $1.06 million -12.5%8.5%0.9 $3.33 8/15/2024362,700 shares $1.20 million +16.0%9.7%1.1 $3.30 7/31/2024312,800 shares $800.77 thousand -3.4%8.2%2.8 $2.56 7/15/2024323,900 shares $906.92 thousand -5.4%8.5%2.9 $2.80 6/30/2024342,300 shares $800.98 thousand +70.6%8.9%3.1 $2.34 6/15/2024200,600 shares $517.55 thousand -15.6%5.9%1.7 $2.58 5/31/2024237,800 shares $682.49 thousand -9.2%7.0%1.7 $2.87 5/15/2024261,800 shares $882.27 thousand -2.1%7.7%0.3 $3.37 4/30/2024267,500 shares $898.80 thousand -15.2%7.8%0.3 $3.36 4/15/2024315,500 shares $1.04 million -5.6%9.3%0.4 $3.31 3/31/2024334,300 shares $1.13 million +39.3%8.9%0.3 $3.39 3/15/2024240,000 shares $876 thousand +448.0%17.5%0.1 $3.65 2/29/202443,800 shares $393.32 thousand -42.4%3.2%0 $8.98 2/15/202476,000 shares $350.36 thousand -43.1%5.6%0.1 $4.61 1/31/2024133,500 shares $640.80 thousand -43.1%12.1%0.1 $4.80 1/15/2024234,400 shares $2.35 million +17.8%15.6%0.3 $10.04 12/31/2023199,000 shares $1.75 million +313.7%13.3%0.3 $8.81 12/15/202348,100 shares $242.91 thousand -97.7%0.1%0.8 $5.05 11/30/20232,060,000 shares $116.39 thousand -32.2%3.0%0.6 $0.06 11/15/20233,040,000 shares $203.98 thousand +336.0%4.4%1 $0.07 10/31/2023697,200 shares $63.51 thousand -55.6%1.1%0.1 $0.09 10/15/20231,570,000 shares $157 thousand +1.3%2.6%0.4 $0.10Banks aren’t ready for this altcoin—are you? 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Your window of opportunity is closing soon… Act now and get ready for what could be the most lucrative investment of your life.Click Here to Get #1 Crypto Now 9/30/20231,550,000 shares $221.65 thousand -38.3%2.5%0.4 $0.14 9/15/20232,510,000 shares $439.25 thousand -46.5%4.1%0.6 $0.18 8/31/20234,690,000 shares $681.46 thousand +247.4%7.8%1.1 $0.15 8/15/20231,350,000 shares $186.30 thousand -13.5%2.3%0.3 $0.14 7/31/20231,560,000 shares $264.42 thousand +6.1%2.6%0.7 $0.17 7/15/20231,470,000 shares $276.07 thousand -24.2%6.1%0.6 $0.19 6/30/20231,940,000 shares $351.14 thousand -12.2%8.0%0.9 $0.18 6/15/20232,210,000 shares $459.68 thousand +392.2%9.1%1.1 $0.21 5/31/2023449,000 shares $87.42 thousand -23.3%1.9%0.2 $0.19 5/15/2023585,300 shares $138.07 thousand -18.8%2.5%0.2 $0.24 4/30/2023721,100 shares $178.04 thousand -63.4%9.4%0.2 $0.25 4/15/20231,970,000 shares $925.90 thousand +105.5%25.7%0.4 $0.47 3/31/2023958,800 shares $528.39 thousand -7.8%13.3%0.2 $0.55 3/15/20231,040,000 shares $679.85 thousand +11.1%14.4%0.2 $0.65 2/28/2023936,100 shares $708.16 thousand +2.2%13.1%0.2 $0.76 2/15/2023916,400 shares $582.83 thousand -12.7%11.5%0.2 $0.64 1/31/20231,050,000 shares $430.50 thousand +56.5%13.2%0.5 $0.41 1/15/2023671,100 shares $899.27 thousand +224.8%N/A1.6 $1.34 12/30/2022206,600 shares $225.19 thousand +31.8%N/A0.6 $1.09 12/15/2022156,800 shares $219.52 thousand +30.5%N/A1.2 $1.40 11/30/2022120,200 shares $209.15 thousand -18.8%N/A0.7 $1.74 11/15/2022148,000 shares $276.76 thousand +18.1%N/A0.2 $1.87 10/31/2022125,300 shares $218.02 thousand -29.5%N/A0.2 $1.74 10/15/2022177,800 shares $357.38 thousand -11.1%N/A0.2 $2.01 9/30/2022199,900 shares $421.79 thousand -17.1%N/A0.1 $2.11 9/15/2022241,100 shares $573.82 thousand -10.6%N/A0.1 $2.38 8/31/2022269,800 shares $736.55 thousand -1.2%N/A0 $2.73 8/15/2022273,100 shares $898.50 thousand -8.2%N/A0 $3.29 7/31/2022297,500 shares $1.05 million +91.7%N/A0 $3.53 7/15/2022155,200 shares $437.66 thousand No ChangeN/A0 $2.82 SIDU Short Interest - Frequently Asked Questions What is Sidus Space's current short interest? Short interest is the volume of Sidus Space shares that have been sold short but have not yet been covered or closed out. As of May 31st, traders have sold 1,140,000 shares of SIDU short. 6.31% of Sidus Space's shares are currently sold short. Learn More on Sidus Space's current short interest. What is a good short interest ratio for Sidus Space? 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. SIDU shares currently have a short interest ratio of 2.0. Learn More on Sidus Space's short interest ratio. What is a good short interest percentage for Sidus Space? 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. 6.31% of Sidus Space's floating shares are currently sold short. Is Sidus Space's short interest increasing or decreasing? Sidus Space saw a increase in short interest during the month of May. As of May 31st, there was short interest totaling 1,140,000 shares, an increase of 34.2% from the previous total of 849,400 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 Sidus Space's float size? Sidus Space currently has issued a total of 18,304,000 shares. Some of Sidus Space'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. Sidus Space currently has a public float of 18,070,000 shares. How does Sidus Space's short interest compare to its competitors? 6.31% of Sidus Space's shares are currently sold short. Here is how the short interest of companies in the industry of "communication" compare to Sidus Space: BuzzFeed, Inc. (4.08%), Saga Communications, Inc. (0.25%), Urban One, Inc. (0.15%), uCloudlink Group Inc. (0.15%), MediaCo Holding Inc. (0.03%), KORE Group Holdings, Inc. (0.84%), Anghami Inc. (0.04%), Urban One, Inc. (0.28%), Phoenix New Media Limited (0.44%), NextPlat Corp (2.38%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($64.96 billion), Invesco QQQ ($27.88 billion), iShares Russell 2000 ETF ($19.94 billion), iShares 20+ Year Treasury Bond ETF ($9.69 billion), Strategy Incorporated ($8.58 billion), SPDR S&P Biotech ETF ($5.72 billion), Invesco S&P 500 Equal Weight ETF ($5.45 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.70 billion), Charter Communications, Inc. ($4.54 billion), and Industrial Select Sector SPDR Fund ($4.49 billion). View all of the most shorted stocks. What does it mean to sell short Sidus Space stock? Short selling SIDU is an investing strategy that aims to generate trading profit from Sidus Space as its price is falling. SIDU shares are trading up $0.12 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 Sidus Space? A short squeeze for Sidus Space 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 SIDU, which in turn drives the price of the stock up even further. How often is Sidus Space'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 SIDU, twice per month. The most recent reporting period available is May, 31 2025. More Short Interest Resources from MarketBeat Related Companies BuzzFeed Short Squeeze Saga Communications Short Squeeze Urban One Short Squeeze uCloudlink Group Short Squeeze MediaCo Short Squeeze KORE Group Short Squeeze Anghami Short Squeeze Urban One Short Squeeze Phoenix New Media Short Squeeze NextPlat 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:SIDU) was last updated on 6/11/2025 by MarketBeat.com Staff From Our PartnersElon’s NEXT Big IPO?Cancel your internet TODAY!? Take your latest internet bill and light it on fire… then count the seconds it...Banyan Hill Publishing | SponsoredTrump wipes out trillions overnight…Is there anybody more powerful than Donald Trump right now? 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