Aspen Aerogels (ASPN) Short Interest Ratio & Short Volume $12.72 +0.17 (+1.31%) As of 01/17/2025 03:59 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrends Aspen Aerogels Short Interest DataAspen Aerogels (ASPN) has a short interest of 9.82 million shares. This marks a 9.35% increase in short interest from the previous month. The short interest ratio (days to cover) is 4.0, indicating that it would take 4.0 days of the average trading volume of 1.39 million shares to cover all short positions.Current Short Interest9,820,000 sharesPrevious Short Interest8,980,000 sharesChange Vs. Previous Month+9.35%Dollar Volume Sold Short$116.66 millionShort Interest Ratio4.0 Days to CoverLast Record DateDecember 31, 2024Outstanding Shares82,047,000 sharesPercentage of Shares Shorted11.97%Today's Trading Volume1,371,812 sharesAverage Trading Volume1,388,320 sharesToday's Volume Vs. Average99% Short Selling Aspen Aerogels? Sign up to receive the latest short interest report for Aspen Aerogels and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartASPN Short Interest Over TimeASPN Days to Cover Over TimeASPN Percentage of Float Shorted Over Time Aspen Aerogels Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 12/31/20249,820,000 shares $116.66 million +9.4%N/A4 $11.88 12/15/20248,980,000 shares $118.00 million -1.5%N/A3.6 $13.14 11/30/20249,120,000 shares $134.98 million -1.5%N/A3.6 $14.80 11/15/20249,260,000 shares $132.09 million +8.8%N/A3.6 $14.27 10/31/20248,510,000 shares $151.73 million -0.1%N/A3.5 $17.83 10/15/20248,520,000 shares $191.10 million +31.5%N/A3.9 $22.43 9/30/20246,480,000 shares $179.56 million +8.2%N/A3.6 $27.71 9/15/20245,990,000 shares $148.79 million +8.5%N/A3.7 $24.84 8/31/20245,520,000 shares $158.37 million +21.1%N/A3.5 $28.69 8/15/20244,560,000 shares $111.31 million +2.0%N/A3 $24.41 Get the Latest News and Ratings for ASPN and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Aspen Aerogels and its competitors with MarketBeat's FREE daily newsletter. 7/31/20244,470,000 shares $91.32 million -3.5%N/A3.3 $20.43 7/15/20244,630,000 shares $125.57 million +7.4%N/A3.4 $27.12 6/30/20244,310,000 shares $102.79 million +12.8%N/A3.4 $23.85 6/15/20243,820,000 shares $114.98 million +3.2%N/A3.1 $30.10 5/31/20243,700,000 shares $110.70 million -17.8%N/A3.2 $29.92 5/15/20244,500,000 shares $117.65 million -8.9%N/A4.1 $26.15 4/30/20244,940,000 shares $77.31 million +2.5%N/A4 $15.65 4/15/20244,820,000 shares $73.55 million +5.0%N/A4.9 $15.26 3/31/20244,590,000 shares $80.78 million -4.0%N/A4.4 $17.60 3/15/20244,780,000 shares $73.04 million +4.6%N/A4.5 $15.28 2/29/20244,570,000 shares $78.51 million -1.7%N/A4.2 $17.18 2/15/20244,650,000 shares $81.05 million +2.4%N/A4.5 $17.43 1/31/20244,540,000 shares $50.94 million -2.8%N/A5.3 $11.22 1/15/20244,670,000 shares $62.81 million -11.4%N/A5.1 $13.45 12/31/20235,270,000 shares $83.16 million +0.6%N/A5.9 $15.78 12/15/20235,240,000 shares $72.31 million -9.5%N/A5.3 $13.80 11/30/20235,790,000 shares $60.68 million -1.0%N/A6.1 $10.48 11/15/20235,850,000 shares $60.55 million -10.4%N/A6.5 $10.35 10/31/20236,530,000 shares $50.41 million +13.4%N/A7.1 $7.72 10/15/20235,760,000 shares $47.92 million -1.7%N/A6.4 $8.32 9/30/20235,860,000 shares $50.40 million +7.5%N/A7.2 $8.60 9/15/20235,450,000 shares $35.15 million -2.3%N/A7.8 $6.45 8/31/20235,580,000 shares $33.95 million +8.6%N/A7.6 $6.09 8/15/20235,140,000 shares $32.25 million +7.5%N/A6.8 $6.28 7/31/20234,780,000 shares $39.87 million -12.8%N/A6.3 $8.34 7/15/20235,480,000 shares $45.54 million +3.6%N/A6.6 $8.31 6/30/20235,290,000 shares $41.74 million -0.2%N/A5.8 $7.89 6/15/20235,300,000 shares $43.83 million +11.6%N/A5.5 $8.27 5/31/20234,750,000 shares $31.18 million +10.0%N/A4.4 $6.57 5/15/20234,320,000 shares $34.00 million +5.4%N/A3.9 $7.87A deadly mistake in my prediction… (Ad)I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again. Here’s the full story for you. 4/30/20234,100,000 shares $25.67 million +12.3%N/A3.5 $6.26 4/15/20233,650,000 shares $21.61 million +6.4%N/A3.2 $5.92 3/31/20233,430,000 shares $25.55 million +12.5%N/A3.2 $7.45 3/15/20233,050,000 shares $23.79 million +1.3%N/A3 $7.80 2/28/20233,010,000 shares $32.66 million +3.4%N/A3.5 $10.85 2/15/20232,910,000 shares $33.47 million +7.4%N/A2.9 $11.50 1/31/20232,710,000 shares $28.46 million -1.1%N/A3 $10.50 1/15/20232,740,000 shares $32.55 million -16.0%N/A3.4 $11.88 12/30/20223,260,000 shares $38.44 million +9.0%N/A4.2 $11.79 12/15/20222,990,000 shares $34.50 million -3.2%N/A4 $11.54 11/30/20223,090,000 shares $37.27 million +7.3%N/A4.4 $12.06 11/15/20222,880,000 shares $39.43 million +15.7%N/A7 $13.69 10/31/20222,490,000 shares $31.57 million -3.1%N/A6 $12.68 10/15/20222,570,000 shares $23.80 million -2.3%N/A5.8 $9.26 9/30/20222,630,000 shares $24.25 million -4.0%N/A5.4 $9.22 9/15/20222,740,000 shares $36.66 million -3.9%N/A2.2 $13.38 8/31/20222,850,000 shares $37.08 million +1.8%N/A2.3 $13.01 8/15/20222,800,000 shares $39.23 million +2.2%N/A2.2 $14.01 7/31/20222,740,000 shares $35.84 million +4.6%N/A2.1 $13.08 7/15/20222,620,000 shares $25.20 million +31.7%N/A2.1 $9.62 6/30/20221,990,000 shares $19.66 million -7.4%N/A1.7 $9.88 6/15/20222,150,000 shares $32.53 million +15.6%N/A5.3 $15.13 5/31/20221,860,000 shares $32.59 million +8.8%N/A4.7 $17.52 5/15/20221,710,000 shares $29.36 million +7.6%N/A4.2 $17.17 4/30/20221,590,000 shares $34.34 million +0.6%5.6%4.2 $21.60 4/15/20221,580,000 shares $41.74 million +0.6%5.6%4 $26.42 3/31/20221,570,000 shares $54.13 million +17.2%6.0%4 $34.48 3/15/20221,340,000 shares $37.72 million -2.2%4.8%3.6 $28.15 2/28/20221,370,000 shares $40.55 million -19.9%4.9%4 $29.60 2/15/20221,710,000 shares $49.25 million +43.7%N/A5 $28.80 1/31/20221,190,000 shares $35.34 million +44.9%4.3%3.9 $29.70 1/15/2022821,400 shares $31.41 million +20.0%3.0%3 $38.24 12/31/2021684,600 shares $34.09 million +48.3%2.5%2.8 $49.79 12/15/2021461,800 shares $24.97 million +11.8%1.7%2 $54.08 11/30/2021413,100 shares $23.61 million -14.5%1.5%1.9 $57.16 11/15/2021483,000 shares $29.21 million -7.0%1.7%2.3 $60.48 10/29/2021519,500 shares $28.29 million +5.9%1.9%2.5 $54.46 10/15/2021490,800 shares $24.29 million -0.4%1.8%2.4 $49.50 9/30/2021492,800 shares $22.67 million -9.0%N/A2.1 $46.01 9/15/2021541,500 shares $24.59 million +6.0%N/A2 $45.41 8/31/2021510,900 shares $22.35 million -28.7%N/A1.9 $43.75 8/13/2021716,600 shares $25.21 million -6.3%N/A2.7 $35.18 7/30/2021764,500 shares $28.78 million +7.1%2.9%3 $37.65 7/15/2021713,800 shares $24.44 million -26.2%2.7%2.7 $34.24 6/30/2021967,200 shares $28.94 million -6.1%3.7%3.7 $29.92 6/15/20211,030,000 shares $23.92 million +1.0%3.8%4.9 $23.22 5/28/20211,020,000 shares $20.69 million +6.5%3.8%4.6 $20.28 5/14/2021957,700 shares $16.92 million +8.2%N/A4.1 $17.67 4/30/2021885,300 shares $17.85 million +24.5%N/A3.1 $20.16 4/15/2021711,100 shares $13.50 million +9.5%N/A2.7 $18.99A deadly mistake in my prediction… (Ad)I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again. Here’s the full story for you. 3/31/2021649,700 shares $12.66 million +10.0%N/A2.5 $19.49 3/15/2021590,500 shares $13.17 million +5.8%N/A2.2 $22.30 2/26/2021558,400 shares $12.54 million +11.3%N/A2.2 $22.45 2/12/2021501,800 shares $12.37 million +4.9%N/A1.9 $24.65 1/29/2021478,200 shares $10.00 million -11.4%N/A2.3 $20.91 1/15/2021539,400 shares $10.77 million +8.2%N/A2.7 $19.97 12/31/2020498,600 shares $8.28 million +56.8%N/A2.7 $16.60 12/15/2020318,000 shares $5.03 million +18.8%N/A1.3 $15.83 11/30/2020267,600 shares $3.99 million +8.1%N/A1.1 $14.92 11/15/2020247,500 shares $2.76 million -32.1%N/A1.2 $11.16 10/30/2020364,400 shares $4.11 million -22.6%N/A1.8 $11.27 10/15/2020470,900 shares $5.19 million -7.7%N/A2.4 $11.02 9/30/2020510,300 shares $5.59 million +27.1%N/A2.6 $10.95 9/15/2020401,500 shares $3.96 million -7.6%N/A2.4 $9.86 8/31/2020434,500 shares $3.69 million -1.7%N/A2.8 $8.50 8/14/2020442,200 shares $3.46 million -7.3%N/A2.7 $7.82 7/31/2020476,900 shares $3.03 million -9.4%N/A3.1 $6.35 7/15/2020526,600 shares $3.13 million +4.8%2.2%3.6 $5.95 6/30/2020502,500 shares $3.31 million +751.7%2.1%3.6 $6.58 6/15/202059,000 shares $428,930.00 +2.6%N/A0.6 $7.27 5/29/202057,500 shares $356,500.00 -9.9%N/A0.6 $6.20 5/15/202063,800 shares $375,782.00 -18.0%N/A0.6 $5.89 4/30/202077,800 shares $435,680.00 -21.6%N/A0.6 $5.60 4/15/202099,200 shares $611,072.00 -13.7%N/A0.8 $6.16 3/31/2020114,900 shares $641,142.00 -24.6%N/A0.9 $5.58 3/13/2020152,400 shares $982,980.00 -0.1%N/A1.4 $6.45 2/28/2020152,600 shares $785,890.00 +32.9%0.6%1.4 $5.15 2/14/2020114,800 shares $835,744.00 +53.3%0.5%1.2 $7.28 1/31/202074,900 shares $600,698.00 +17.8%0.3%1.1 $8.02 ASPN Short Interest - Frequently Asked Questions What is Aspen Aerogels' current short interest? Short interest is the volume of Aspen Aerogels shares that have been sold short but have not yet been covered or closed out. As of December 31st, investors have sold 9,820,000 shares of ASPN short. Learn More on Aspen Aerogels' current short interest. What is a good short interest ratio for Aspen Aerogels? 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. ASPN shares currently have a short interest ratio of 4.0. Learn More on Aspen Aerogels's short interest ratio. Which institutional investors are shorting Aspen Aerogels? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Aspen Aerogels: Jane Street Group LLC, Wolverine Trading LLC, Walleye Trading LLC, Walleye Capital LLC, and PEAK6 Investments LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. Is Aspen Aerogels' short interest increasing or decreasing? Aspen Aerogels saw a increase in short interest during the month of December. As of December 31st, there was short interest totaling 9,820,000 shares, an increase of 9.4% from the previous total of 8,980,000 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. How does Aspen Aerogels' short interest compare to its competitors? Here is how the short interest of companies in the industry of "wholesale" compare to Aspen Aerogels: Resideo Technologies, Inc. (2.54%), GMS Inc. (3.37%), Central Garden & Pet (21.91%), Vestis Co. (5.42%), World Kinect Co. (9.17%), Global Partners LP (2.29%), Distribution Solutions Group, Inc. (3.72%), Global Industrial (2.60%), SunOpta Inc. (4.09%), CrossAmerica Partners LP (0.73%), 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. ($5.83 billion), Charter Communications, Inc. ($3.77 billion), Reddit, Inc. ($2.98 billion), The Kroger Co. ($2.97 billion), International Paper ($2.64 billion), SoFi Technologies, Inc. ($1.99 billion), Rivian Automotive, Inc. ($1.93 billion), Onsemi ($1.81 billion), SoundHound AI, Inc. ($1.59 billion), and Moderna, Inc. ($1.57 billion). View all of the most shorted stocks. What does it mean to sell short Aspen Aerogels stock? Short selling ASPN is an investing strategy that aims to generate trading profit from Aspen Aerogels as its price is falling. ASPN shares are trading up $0.17 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 Aspen Aerogels? A short squeeze for Aspen Aerogels 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 ASPN, which in turn drives the price of the stock up even further. How often is Aspen Aerogels' 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 ASPN, twice per month. The most recent reporting period available is December, 31 2024. More Short Interest Resources from MarketBeat Related Companies Resideo Technologies Short Interest GMS Short Interest Central Garden & Pet Short Interest Vestis Short Interest World Kinect Short Interest Global Partners Short Interest Distribution Solutions Group Short Interest Global Industrial Short Interest SunOpta Short Interest CrossAmerica Partners Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NYSE:ASPN) was last updated on 1/20/2025 by MarketBeat.com Staff From Our PartnersBill Gates’ is about to mint millionaires (again) with Stargate.This little-known project that Bill Gates has been quietly working on that’s about to unleash an AI breakthrou...Brownstone Research | Sponsored$2 Trillion Disappears Because of Fed's Secretive New Move$2 trillion has disappeared from the US government's books. 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