ASP Isotopes (ASPI) Short Interest Ratio & Short Volume $9.35 +0.32 (+3.54%) Closing price 04:00 PM EasternExtended Trading$9.36 +0.01 (+0.11%) As of 07:58 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 ForecastsChartCompetitorsEarningsFDA EventsFinancialsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock ASP Isotopes Short Interest DataASP Isotopes (ASPI) has a short interest of 13.17 million shares, representing 18.41% of the float (the number of shares available for trading by the public). This marks a -19.40% decrease in short interest from the previous month. The short interest ratio (days to cover) is 3.0, indicating that it would take 3.0 days of the average trading volume of 4.47 million shares to cover all short positions.Current Short Interest13,170,000 sharesPrevious Short Interest16,340,000 sharesChange Vs. Previous Month-19.40%Dollar Volume Sold Short$119.45 millionShort Interest Ratio3.0 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares91,910,000 sharesFloat Size71,530,000 sharesShort Percent of Float18.41%Today's Trading Volume4,284,303 sharesAverage Trading Volume4,468,308 sharesToday's Volume Vs. Average96% Short Selling ASP Isotopes? Sign up to receive the latest short interest report for ASP Isotopes and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartASPI Short Interest Over TimeASPI Days to Cover Over TimeASPI Percentage of Float Shorted Over Time ASP Isotopes Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/202513,170,000 shares $119.45 million -19.4%18.4%3 $9.07 7/15/202516,340,000 shares $128.92 million +6.9%24.9%4.2 $7.89 6/30/202515,290,000 shares $112.53 million +3.9%24.5%4.6 $7.36 6/15/202514,720,000 shares $118.79 million +3.9%23.6%4.7 $8.07 5/31/202514,170,000 shares $107.41 million -13.9%22.7%5.1 $7.58 5/15/202516,460,000 shares $104.69 million +3.3%29.5%6.9 $6.36 4/30/202515,940,000 shares $84.16 million -2.2%28.5%8.9 $5.28 4/15/202516,300,000 shares $93.24 million -2.5%30.4%8.4 $5.72 3/31/202516,720,000 shares $78.42 million +2.8%30.5%8.7 $4.69 3/15/202516,260,000 shares $68.78 million +2.1%30.0%8.6 $4.23 Get the Latest News and Ratings for ASPI and Related StocksEnter your email address below to receive the latest news and analysts' ratings for ASP Isotopes and its competitors with MarketBeat's FREE daily newsletter. 2/28/202515,920,000 shares $75.78 million -0.3%29.4%6.8 $4.76 2/15/202515,960,000 shares $84.43 million +4.3%29.4%4.8 $5.29 1/31/202515,300,000 shares $87.98 million +104.3%28.2%4 $5.75 1/15/20257,490,000 shares $39.02 million +10.6%14.4%1.4 $5.21 12/31/20246,770,000 shares $30.67 million +13.8%14.6%1.3 $4.53 12/15/20245,950,000 shares $29.75 million -7.8%12.8%1.2 $5.00 11/30/20246,450,000 shares $35.80 million +15.8%14.1%1.4 $5.55 11/15/20245,570,000 shares $40.49 million -48.4%12.3%1.4 $7.27 10/31/202410,800,000 shares $75.49 million +8.8%25.6%3.7 $6.99 10/15/20249,930,000 shares $28.80 million +3.8%24.2%8.6 $2.90 9/30/20249,570,000 shares $26.60 million +16.9%23.2%9.6 $2.78 9/15/20248,190,000 shares $22.11 million +1.0%19.9%7.4 $2.70 8/31/20248,110,000 shares $19.22 million +10.9%19.1%7.7 $2.37 8/15/20247,310,000 shares $16.16 million +8.6%17.6%6.6 $2.21 7/31/20246,730,000 shares $17.83 million +23.0%19.1%6 $2.65 7/15/20245,470,000 shares $20.95 million +92.6%15.6%5.2 $3.83 6/30/20242,840,000 shares $8.69 million +86.8%10.3%3 $3.06 6/15/20241,520,000 shares $5.93 million +36.9%5.4%1.9 $3.90 5/31/20241,110,000 shares $5.67 million +20.6%4.0%1.4 $5.11 5/15/2024920,300 shares $3.97 million +1.3%3.7%1.3 $4.31 4/30/2024908,900 shares $2.88 million +25.9%4.0%1.4 $3.17 4/15/2024722,000 shares $2.35 million +52.1%3.2%1.1 $3.26 3/31/2024474,600 shares $1.96 million +71.2%2.1%0.8 $4.13 3/15/2024277,300 shares $1.12 million +15.0%1.2%0.6 $4.03 2/29/2024241,100 shares $918.59 thousand +216.0%1.1%0.6 $3.81 2/15/202476,300 shares $218.98 thousand -54.7%0.3%0.2 $2.87 1/31/2024168,600 shares $413.07 thousand +54.3%0.7%0.5 $2.45 1/15/2024109,300 shares $217.51 thousand +20.4%0.5%0.4 $1.99 12/31/202390,800 shares $162.53 thousand +12.5%0.4%0.4 $1.79 12/15/202380,700 shares $144.45 thousand +4.1%0.6%0.3 $1.79When the levee breaks (Ad)The U.S. Treasury just confirmed it plans to borrow $1.01 trillion this quarter—nearly double what was projected. 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More importantly, he reveals three moves you can make now to protect and potentially grow your wealth before the levee breaks.Click here to watch the urgent broadcast and get ahead of what’s coming. 11/30/202377,500 shares $148.80 thousand -13.3%0.8%0.3 $1.92 11/15/202389,400 shares $151.98 thousand +53.1%1.0%0.5 $1.70 10/31/202358,400 shares $64.82 thousand +3.6%0.6%0.4 $1.11 10/15/202356,400 shares $59.22 thousand -5.4%0.8%0.3 $1.05 9/30/202359,600 shares $56.62 thousand -77.8%0.5%0.3 $0.95 9/15/2023268,500 shares $279.24 thousand -10.0%2.2%1.2 $1.04 8/31/2023298,400 shares $358.08 thousand +39.2%2.4%1.3 $1.20 8/15/2023214,400 shares $285.15 thousand +31.9%1.7%0.9 $1.33 7/31/2023162,600 shares $180.49 thousand +167.4%1.3%0.3 $1.11 7/15/202360,800 shares $37.64 thousand -34.3%0.5%0.1 $0.62 6/30/202392,600 shares $52.58 thousand -16.1%0.7%0.2 $0.57 6/15/2023110,400 shares $43.42 thousand -39.3%0.9%0.3 $0.39 5/31/2023181,900 shares $58.50 thousand +90,850.0%1.4%0.5 $0.32 5/15/2023200 shares $87.62 No ChangeN/A0 $0.44 ASPI Short Interest - Frequently Asked Questions What is ASP Isotopes' current short interest? Short interest is the volume of ASP Isotopes shares that have been sold short but have not yet been covered or closed out. As of July 31st, traders have sold 13,170,000 shares of ASPI short. 18.41% of ASP Isotopes' shares are currently sold short. Learn More on ASP Isotopes' current short interest. What is a good short interest ratio for ASP Isotopes? 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. ASPI shares currently have a short interest ratio of 3.0. Learn More on ASP Isotopes's short interest ratio. Which institutional investors are shorting ASP Isotopes? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of ASP Isotopes: Sculptor Capital LP, Group One Trading LLC, Jane Street Group LLC, Caption Management LLC, Simplex Trading LLC, and Belvedere Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for ASP Isotopes? 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. 18.41% of ASP Isotopes' floating shares are currently sold short. Is ASP Isotopes' short interest increasing or decreasing? ASP Isotopes saw a decline in short interest during the month of July. As of July 31st, there was short interest totaling 13,170,000 shares, a decline of 19.4% from the previous total of 16,340,000 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 ASP Isotopes' float size? ASP Isotopes currently has issued a total of 91,910,000 shares. Some of ASP Isotopes' 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. ASP Isotopes currently has a public float of 71,530,000 shares. How does ASP Isotopes' short interest compare to its competitors? 18.41% of ASP Isotopes' shares are currently sold short. Here is how the short interest of companies in the industry of "chemicals" compare to ASP Isotopes: Avient Corporation (1.63%), Perimeter Solutions, SA (3.24%), Methanex Corporation (2.03%), PureCycle Technologies, Inc. (19.82%), Ingevity Corporation (3.12%), The Chemours Company (10.01%), CVR Partners, LP (1.75%), Braskem S.A. (0.94%), Ecovyst Inc. (4.16%), Westlake Chemical Partners LP (0.44%), 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 ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), Strategy Inc ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 billion). View all of the most shorted stocks. What does it mean to sell short ASP Isotopes stock? Short selling ASPI is an investing strategy that aims to generate trading profit from ASP Isotopes as its price is falling. ASPI shares are trading up $0.32 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 ASP Isotopes? A short squeeze for ASP Isotopes 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 ASPI, which in turn drives the price of the stock up even further. How often is ASP Isotopes' 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 ASPI, twice per month. The most recent reporting period available is July, 31 2025. More Short Interest Resources from MarketBeat Related Companies AVNT Short Squeeze PRM Short Squeeze MEOH Short Squeeze PCT Short Squeeze NGVT Short Squeeze CC Short Squeeze UAN Short Squeeze BAK Short Squeeze ECVT Short Squeeze WLKP 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:ASPI) was last updated on 8/22/2025 by MarketBeat.com Staff From Our PartnersGENIUS Act: Cancel Your Money?A new law called the GENIUS Act could quietly trigger the most radical shift in American finance in decades. B...Priority Gold | SponsoredEveryone’s watching Nvidia right now. 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