Jasper Therapeutics (JSPR) Short Interest Ratio & Short Volume $4.14 -0.16 (-3.72%) Closing price 04:00 PM EasternExtended Trading$4.17 +0.03 (+0.70%) As of 07:57 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 InterestTrendsBuy This Stock Jasper Therapeutics Short Interest DataJasper Therapeutics (JSPR) has a short interest of 1.67 million shares, representing 14.06% of the float (the number of shares available for trading by the public). This marks a -19.71% decrease in short interest from the previous month. The short interest ratio (days to cover) is 3.2, indicating that it would take 3.2 days of the average trading volume of 277,785 shares to cover all short positions.Current Short Interest1,670,000 sharesPrevious Short Interest2,080,000 sharesChange Vs. Previous Month-19.71%Dollar Volume Sold Short$9.17 millionShort Interest Ratio3.2 Days to CoverLast Record DateMarch 15, 2025Outstanding Shares15,022,000 sharesFloat Size11,880,000 sharesShort Percent of Float14.06%Today's Trading Volume153,859 sharesAverage Trading Volume277,785 sharesToday's Volume Vs. Average55% Short Selling Jasper Therapeutics? Sign up to receive the latest short interest report for Jasper Therapeutics and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartJSPR Short Interest Over TimeJSPR Days to Cover Over TimeJSPR Percentage of Float Shorted Over Time Remove Ads Jasper Therapeutics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 3/15/20251,670,000 shares $9.17 million -19.7%14.1%3.2 $5.49 2/28/20252,080,000 shares $12.33 million -16.8%17.5%4 $5.93 2/15/20252,500,000 shares $15.20 million -8.1%21.1%5 $6.08 1/31/20252,720,000 shares $16.48 million -15.5%24.2%5.7 $6.06 1/15/20253,220,000 shares $18.74 million +38.8%28.7%7.2 $5.82 12/31/20242,320,000 shares $49.60 million +12.1%20.6%5.6 $21.38 12/15/20242,070,000 shares $42.64 million +0.5%18.4%7.7 $20.60 11/30/20242,060,000 shares $46.99 million +6.2%18.3%7.6 $22.81 11/15/20241,940,000 shares $39.63 million +10.2%17.2%7 $20.43 10/31/20241,760,000 shares $37.28 million -2.8%15.2%6.6 $21.18 Get the Latest News and Ratings for JSPR and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Jasper Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 10/15/20241,810,000 shares $33.09 million +21.5%15.6%7.3 $18.28 9/30/20241,490,000 shares $28.03 million -22.8%12.9%7.3 $18.81 9/15/20241,930,000 shares $43.91 million -3.5%16.7%9.2 $22.75 8/31/20242,000,000 shares $43.60 million +8.7%17.3%10.6 $21.80 8/15/20241,840,000 shares $33.30 million +12.2%16.0%10.4 $18.10 7/31/20241,640,000 shares $30.32 million +40.2%15.0%10.1 $18.49 7/15/20241,170,000 shares $23.31 million +40.6%10.7%8.3 $19.92 6/30/2024832,100 shares $18.89 million +4.3%7.6%7.1 $22.70 6/15/2024798,200 shares $19.97 million +16.6%7.3%9.3 $25.02 5/31/2024684,800 shares $17.78 million +5.1%6.3%7.5 $25.96 5/15/2024651,500 shares $14.07 million +6.0%6.0%6.5 $21.60 4/30/2024614,400 shares $14.67 million +24.8%5.2%5.4 $23.87 4/15/2024492,400 shares $12.95 million +9.0%4.2%4.4 $26.30 3/31/2024451,900 shares $13.27 million +38.1%3.8%3.5 $29.36 3/15/2024327,300 shares $8.21 million +13.3%2.8%2.6 $25.08 2/29/2024288,900 shares $6.14 million +2.5%2.7%2.1 $21.25 2/15/2024282,000 shares $5.06 million +2.1%2.7%2.2 $17.95 1/31/2024276,200 shares $3.25 million +43.5%3.4%2.5 $11.78 1/15/2024192,500 shares $1.62 million +4.5%2.4%2.2 $8.39 12/31/2023184,300 shares $1.45 million -90.4%2.3%3 $7.89 12/15/20231,910,000 shares $924,058.00 +0.5%2.4%3.1 $0.48 11/30/20231,900,000 shares $1.17 million +2.7%2.4%4.8 $0.61 11/15/20231,850,000 shares $1.06 million +1.1%2.3%5.3 $0.57 10/31/20231,830,000 shares $1.21 million -2.7%2.3%5.5 $0.66 10/15/20231,880,000 shares $1.64 million +6.8%2.4%5.7 $0.87 9/30/20231,760,000 shares $1.23 million +45.5%2.2%5.2 $0.70 9/15/20231,210,000 shares $992,200.00 +11.0%1.5%3.7 $0.82 8/31/20231,090,000 shares $1.34 million +9.0%1.4%4.1 $1.23 8/15/2023999,600 shares $1.44 million -1.0%1.3%3.6 $1.44 7/31/20231,010,000 shares $1.53 million +19.5%1.3%3.3 $1.51Elon Musk Confirms: Tesla’s Optimus is Replacing Workers… and Heading to Mars (Ad)Musk confirmed that SpaceX's Starship will carry Optimus to Mars in 2026 as part of an autonomous mission to help build human colonies on the Red Planet. 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As far as I can tell, the best way to profit from this project is to make 7/15/2023845,500 shares $1.19 million +3.3%1.1%2.5 $1.41 6/30/2023818,600 shares $1.12 million +13.2%1.0%1.6 $1.37 6/15/2023723,100 shares $1.06 million -16.1%0.9%1.4 $1.47 5/31/2023861,500 shares $1.34 million -18.0%1.1%1.3 $1.55 5/15/20231,050,000 shares $1.64 million -16.7%1.3%1.2 $1.56 4/30/20231,260,000 shares $1.68 million -67.5%1.7%1.2 $1.33 4/15/20233,880,000 shares $5.63 million +5.7%4.8%2.9 $1.45 3/31/20233,670,000 shares $6.64 million +20.7%4.4%1.4 $1.81 3/15/20233,040,000 shares $5.78 million -12.1%3.6%0.8 $1.90 2/28/20233,460,000 shares $6.68 million +46.0%4.1%1 $1.93 2/15/20232,370,000 shares $4.14 million +76.9%2.8%0.7 $1.75 1/31/20231,340,000 shares $2.28 million +52.0%1.6%0.4 $1.70 1/15/2023881,800 shares $1.57 million +240.7%6.9%0.3 $1.78 12/30/2022258,800 shares $124,974.52 +21.6%2.0%0.1 $0.48 12/15/2022212,900 shares $137,022.44 +48.1%1.7%3.2 $0.64 11/30/2022143,800 shares $90,306.40 +30.6%1.2%2.2 $0.63 11/15/2022110,100 shares $71,565.00 +37.6%0.9%1.6 $0.65 10/31/202280,000 shares $58,400.00 +78.6%0.7%1.1 $0.73 10/15/202244,800 shares $32,475.52 -54.2%0.4%0.6 $0.72 9/30/202297,800 shares $77,173.98 +1,170.1%0.7%1.4 $0.79 9/15/20227,700 shares $10,010.00 -89.9%0.1%0.1 $1.30 8/31/202276,400 shares $145,160.00 -25.3%0.6%1.8 $1.90 8/15/2022102,300 shares $214,830.00 -7.3%0.8%2.8 $2.10 7/31/2022110,300 shares $208,467.00 -6.6%0.8%3.2 $1.89 7/15/2022118,100 shares $227,933.00 -9.7%0.9%2.7 $1.93 6/30/2022130,800 shares $252,444.00 +96.4%1.0%3.1 $1.93 6/15/202266,600 shares $133,866.00 -26.6%0.5%1.2 $2.01 5/31/202290,700 shares $287,519.00 -5.6%0.7%1.6 $3.17 5/15/202296,100 shares $287,339.00 -31.8%0.7%1.3 $2.99 4/30/2022140,900 shares $429,745.00 +15.4%1.1%1.7 $3.05 4/15/2022122,100 shares $347,985.00 -6.6%1.0%1.5 $2.85 3/31/2022130,700 shares $463,985.00 -30.6%1.1%1.4 $3.55 3/15/2022188,400 shares $580,272.00 -36.3%1.5%2 $3.08 2/28/2022295,900 shares $1.11 million +3.6%2.4%1.9 $3.75 2/15/2022285,500 shares $1.32 million -36.4%2.3%1.6 $4.63 1/31/2022448,900 shares $2.12 million +2.1%3.6%2.1 $4.73 1/15/2022439,700 shares $2.54 million -10.4%3.5%1.4 $5.77 12/31/2021490,800 shares $3.85 million No Change4.0%0.2 $7.85 JSPR Short Interest - Frequently Asked Questions What is Jasper Therapeutics' current short interest? Short interest is the volume of Jasper Therapeutics shares that have been sold short but have not yet been covered or closed out. As of March 15th, investors have sold 1,670,000 shares of JSPR short. 14.06% of Jasper Therapeutics' shares are currently sold short. Learn More on Jasper Therapeutics' current short interest. What is a good short interest ratio for Jasper Therapeutics? 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. JSPR shares currently have a short interest ratio of 3.0. Learn More on Jasper Therapeutics's short interest ratio. Which institutional investors are shorting Jasper Therapeutics? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Jasper Therapeutics: Sphera Funds Management LTD., Millennium Management LLC, Citadel Advisors LLC, 683 Capital Management LLC, and 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 Jasper Therapeutics? 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. 14.06% of Jasper Therapeutics' floating shares are currently sold short. Is Jasper Therapeutics' short interest increasing or decreasing? Jasper Therapeutics saw a drop in short interest in March. As of March 15th, there was short interest totaling 1,670,000 shares, a drop of 19.7% from the previous total of 2,080,000 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 Jasper Therapeutics' float size? Jasper Therapeutics currently has issued a total of 15,022,000 shares. Some of Jasper Therapeutics' 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. Jasper Therapeutics currently has a public float of 11,880,000 shares. How does Jasper Therapeutics' short interest compare to its competitors? 14.06% of Jasper Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Jasper Therapeutics: Atai Life Sciences (7.75%), Terns Pharmaceuticals, Inc. (9.11%), ProKidney Corp. (12.71%), Annexon, Inc. (11.95%), Gossamer Bio, Inc. (2.67%), COMPASS Pathways plc (8.61%), Candel Therapeutics, Inc. (9.98%), Design Therapeutics, Inc. (10.59%), Atea Pharmaceuticals, Inc. (4.15%), Corvus Pharmaceuticals, Inc. (12.21%), 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 Jasper Therapeutics stock? Short selling JSPR is an investing strategy that aims to generate trading profit from Jasper Therapeutics as its price is falling. JSPR shares are trading down $0.16 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 Jasper Therapeutics? A short squeeze for Jasper Therapeutics 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 JSPR, which in turn drives the price of the stock up even further. How often is Jasper Therapeutics' 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 JSPR, twice per month. The most recent reporting period available is March, 15 2025. 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