HOOKIPA Pharma (HOOK) Short Interest Ratio & Short Volume $0.91 -0.02 (-1.94%) As of 01:33 PM Eastern Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock HOOKIPA Pharma Short Interest DataHOOKIPA Pharma (HOOK) has a short interest of 16,700 shares, representing 0.14% of the float (the number of shares available for trading by the public). This marks a -24.09% decrease in short interest from the previous month. The short interest ratio (days to cover) is 0.1, indicating that it would take 0.1 days of the average trading volume of 110,048 shares to cover all short positions.Current Short Interest16,700 sharesPrevious Short Interest22,000 sharesChange Vs. Previous Month-24.09%Dollar Volume Sold Short$15.20 thousandShort Interest Ratio0.1 Days to CoverLast Record DateAugust 31, 2025Outstanding Shares12,189,000 sharesShort Percent of Float0.14%Today's Trading Volume2,746 sharesAverage Trading Volume110,048 sharesToday's Volume Vs. Average2% Short Selling HOOKIPA Pharma? Sign up to receive the latest short interest report for HOOKIPA Pharma and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartHOOK Short Interest Over TimeHOOK Days to Cover Over TimeHOOK Percentage of Float Shorted Over Time HOOKIPA Pharma Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 8/31/202516,700 shares $15.20 thousand -24.1%0.1%0.1 $0.91 8/15/202522,000 shares $18.29 thousand +228.4%N/A0.1 $0.83 7/31/20256,700 shares $5.98 thousand -81.3%0.1%0 $0.89 7/15/202535,800 shares $41.89 thousand -67.5%0.5%0.3 $1.17 6/30/2025110,300 shares $138.43 thousand -15.5%1.6%0.9 $1.26 6/15/2025130,600 shares $185.45 thousand -25.2%1.9%1.1 $1.42 5/31/2025174,700 shares $273.41 thousand -7.3%2.5%1.6 $1.57 5/15/2025188,500 shares $273.33 thousand +530.4%2.7%1.6 $1.45 4/30/202529,900 shares $28.41 thousand +131.8%0.4%0.4 $0.95 4/15/202512,900 shares $10.23 thousand -75.2%0.2%0.3 $0.79 Get the Latest News and Ratings for HOOK and Related StocksEnter your email address below to receive the latest news and analysts' ratings for HOOKIPA Pharma and its competitors with MarketBeat's FREE daily newsletter. 3/31/202552,000 shares $56.16 thousand -26.4%0.8%0.5 $1.08 3/15/202570,600 shares $82.60 thousand +6.7%1.0%0.6 $1.17 2/28/202566,200 shares $101.29 thousand -21.3%1.0%0.5 $1.53 2/15/202584,100 shares $158.95 thousand -8.1%1.2%0.7 $1.89 1/31/202591,500 shares $179.34 thousand -37.3%1.3%0.7 $1.96 1/15/2025145,900 shares $281.59 thousand +383.1%2.0%1.2 $1.93 12/31/202430,200 shares $60.70 thousand -0.3%0.4%0.3 $2.01 12/15/202430,300 shares $64.54 thousand -32.7%0.4%0.6 $2.13 11/30/202445,000 shares $113.40 thousand +13.9%0.6%1 $2.52 11/15/202439,500 shares $118.50 thousand +9.1%0.6%0.9 $3.00 10/31/202436,200 shares $137.20 thousand +39.2%0.5%1.1 $3.79 10/15/202426,000 shares $94.90 thousand -26.1%0.3%0.9 $3.65 9/30/202435,200 shares $151.36 thousand -31.7%0.5%1.1 $4.30 9/15/202451,500 shares $256.99 thousand +112.8%0.7%1.4 $4.99 8/31/202424,200 shares $126.57 thousand -9.7%0.3%0.6 $5.23 8/15/202426,800 shares $130.78 thousand -71.3%0.4%0.5 $4.88 7/31/202493,400 shares $543.59 thousand -2.0%1.2%1.6 $5.82 7/15/202495,300 shares $564.18 thousand +47.1%1.2%1.1 $5.92 6/30/202464,800 shares $383.49 thousand -85.7%0.8%0.7 $5.92 6/15/2024453,000 shares $336.81 thousand -11.6%0.6%0.5 $0.74 5/31/2024512,400 shares $406.85 thousand -38.0%0.7%0.6 $0.79 5/15/2024826,200 shares $709.71 thousand +28.4%1.1%1 $0.86 4/30/2024643,700 shares $571.16 thousand +103.3%0.9%0.8 $0.89 4/15/2024316,700 shares $240.69 thousand +0.3%0.5%0.5 $0.76 3/31/2024315,900 shares $224.92 thousand -5.3%0.5%0.6 $0.71 3/15/2024333,400 shares $239.71 thousand +11.3%0.6%0.1 $0.72 2/29/2024299,500 shares $230.02 thousand -10.0%0.5%0.1 $0.77 2/15/2024332,600 shares $219.52 thousand -25.4%0.6%0.1 $0.66 1/31/2024446,100 shares $277.07 thousand -28.1%0.8%0.2 $0.62 1/15/2024620,200 shares $474.39 thousand -21.0%1.0%0.3 $0.76 12/31/2023785,400 shares $636.17 thousand +142.9%1.3%0.3 $0.81 12/15/2023323,300 shares $211.11 thousand -29.6%0.4%0.1 $0.65 11/30/2023459,000 shares $261.17 thousand +99.5%0.6%1 $0.57 11/15/2023230,100 shares $109.30 thousand -26.7%0.3%0.5 $0.48 10/31/2023313,900 shares $135.60 thousand -10.5%0.4%0.9 $0.43 10/15/2023350,800 shares $191.54 thousand -12.1%0.5%0.9 $0.55 9/30/2023399,000 shares $245.78 thousand +68.9%0.5%1 $0.62 9/15/2023236,200 shares $165.34 thousand +5.2%0.3%0.5 $0.70 8/31/2023224,600 shares $147.11 thousand -20.5%0.3%0.3 $0.66 8/15/2023282,400 shares $206.15 thousand -2.0%0.4%0.3 $0.73 7/31/2023288,200 shares $227.68 thousand -64.2%0.4%0.2 $0.79 7/15/2023805,900 shares $710.96 thousand -11.5%1.2%0.5 $0.88 6/30/2023910,600 shares $801.33 thousand +26.3%1.4%0.6 $0.88 6/15/2023721,000 shares $771.47 thousand +951.0%1.1%0.5 $1.07 5/31/202368,600 shares $89.87 thousand -78.2%0.1%0.1 $1.31 5/15/2023314,900 shares $585.71 thousand No Change0.7%0.4 $1.86 10/31/2022879,900 shares $1.14 million -4.3%N/A0.9 $1.29 10/15/2022919,600 shares $1.09 million -9.8%N/A1 $1.19 9/30/20221,020,000 shares $1.37 million +2.0%N/A4.9 $1.34 9/15/20221,000,000 shares $1.41 million -3.9%N/A3.7 $1.41 8/31/20221,040,000 shares $1.55 million -17.5%N/A3.2 $1.49 8/15/20221,260,000 shares $2.17 million -46.2%N/A3.1 $1.73 7/31/20222,340,000 shares $3.21 million -2.5%N/A5.3 $1.37 7/15/20222,400,000 shares $3.96 million -29.6%N/A5.4 $1.65 6/30/20223,410,000 shares $5.56 million -14.1%N/A5.6 $1.63 6/15/20223,970,000 shares $6.67 million -3.6%N/A4.6 $1.68 5/31/20224,120,000 shares $7.09 million -0.7%N/A4.2 $1.72 5/15/20224,150,000 shares $5.69 million +2.7%N/A1.2 $1.37 4/30/20224,040,000 shares $6.06 million +5.2%N/A0.6 $1.50 4/15/20223,840,000 shares $6.87 million -2.5%N/A0.6 $1.79 3/31/20223,940,000 shares $8.98 million +1.8%N/A0.6 $2.28 3/15/20223,870,000 shares $5.84 million -16.8%N/A0.6 $1.51 2/28/20224,650,000 shares $11.16 million +63.7%27.7%0.8 $2.40 2/15/20222,840,000 shares $3.81 million +15.5%15.4%0.5 $1.34 1/31/20222,460,000 shares $3.69 million +9.3%14.3%7.9 $1.50 1/15/20222,250,000 shares $4.61 million +5.1%N/A0 $2.05 12/31/20212,140,000 shares $4.99 million +0.9%12.3%9.7 $2.33 12/15/20212,120,000 shares $5.81 million No Change12.2%10 $2.74 11/30/20212,120,000 shares $6.85 million +0.5%12.3%9.7 $3.23 11/15/20212,110,000 shares $8.31 million -5.0%12.2%9.7 $3.94 10/29/20212,220,000 shares $10.81 million +0.9%12.9%10.7 $4.87 10/15/20212,200,000 shares $11.79 million -0.5%12.7%9.5 $5.36 9/30/20212,210,000 shares $13.02 million -9.1%12.8%8.6 $5.89 9/15/20212,430,000 shares $15.26 million -8.3%14.1%8.2 $6.28 8/31/20212,650,000 shares $18.26 million -2.2%15.4%7.8 $6.89 8/13/20212,710,000 shares $18.70 million -0.4%15.7%6.3 $6.90 7/30/20212,720,000 shares $21.03 million +6.7%15.8%5.9 $7.73 7/15/20212,550,000 shares $20.71 million +1.2%14.8%5.8 $8.12 6/30/20212,520,000 shares $23.08 million +0.8%14.7%6 $9.16 6/15/20212,500,000 shares $24 million +9.7%14.5%6.5 $9.60 5/28/20212,280,000 shares $38.05 million +49.0%13.3%6.5 $16.69 5/14/20211,530,000 shares $25.77 million +10.9%8.9%6.6 $16.84 4/30/20211,380,000 shares $17.33 million +0.7%8.1%6.9 $12.56 4/15/20211,370,000 shares $17.30 million +0.7%N/A0 $12.63 3/31/20211,360,000 shares $18.14 million +5.4%8.2%7.4 $13.34 3/15/20211,290,000 shares $15.78 million No Change8.0%7.5 $12.23 2/26/20211,290,000 shares $15.03 million -0.8%8.0%8.5 $11.65 2/12/20211,300,000 shares $15.24 million +5.7%8.1%9 $11.72 1/29/20211,230,000 shares $13.09 million +3.4%7.6%10.2 $10.64 1/15/20211,190,000 shares $13.07 million +0.9%7.4%10.9 $10.98 12/31/20201,180,000 shares $13.45 million +0.9%8.2%12.3 $11.40 12/15/20201,170,000 shares $14.11 million +31.1%8.1%13.3 $12.06 11/30/2020892,600 shares $9.88 million +0.5%7.3%10.3 $11.07 11/15/2020887,900 shares $9.77 million +0.4%7.3%15.6 $11.00 10/30/2020884,000 shares $8.76 million +0.7%7.5%15.5 $9.91 10/15/2020877,900 shares $8.60 million +0.5%7.5%15.3 $9.80 9/30/2020874,000 shares $8.28 million +4.4%7.4%14.1 $9.47 HOOK Short Interest - Frequently Asked Questions What is HOOKIPA Pharma's current short interest? Short interest is the volume of HOOKIPA Pharma shares that have been sold short but have not yet been closed out or covered. As of August 31st, investors have sold 16,700 shares of HOOK short. 0.14% of HOOKIPA Pharma's shares are currently sold short. Learn More on HOOKIPA Pharma's current short interest. What is a good short interest percentage for HOOKIPA Pharma? 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. 0.14% of HOOKIPA Pharma's floating shares are currently sold short. Is HOOKIPA Pharma's short interest increasing or decreasing? HOOKIPA Pharma saw a decrease in short interest in August. As of August 31st, there was short interest totaling 16,700 shares, a decrease of 24.1% from the previous total of 22,000 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 HOOKIPA Pharma's short interest compare to its competitors? 0.14% of HOOKIPA Pharma's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to HOOKIPA Pharma: Annovis Bio, Inc. (11.08%), Tempest Therapeutics, Inc. (4.31%), Barinthus Biotherapeutics PLC Sponsored ADR (0.04%), Eagle Pharmaceuticals, Inc. (0.46%), Lantern Pharma Inc. (5.60%), Grace Therapeutics, Inc. (1.30%), Oncobiologics, Inc. (24.08%), Sonnet BioTherapeutics Holdings, Inc. (30.36%), CalciMedica Inc. (1.06%), Verrica Pharmaceuticals Inc. (4.08%), 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 ($73.23 billion), Invesco QQQ ($29.52 billion), iShares Russell 2000 ETF ($20.82 billion), iShares 20+ Year Treasury Bond ETF ($10.76 billion), Palo Alto Networks, Inc. ($9.37 billion), Strategy Inc ($7.58 billion), Invesco S&P 500 Equal Weight ETF ($6.78 billion), SPDR S&P Biotech ETF ($6.72 billion), AppLovin Corporation ($6.37 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($6.29 billion). View all of the most shorted stocks. What does it mean to sell short HOOKIPA Pharma stock? Short selling HOOK is an investing strategy that aims to generate trading profit from HOOKIPA Pharma as its price is falling. HOOK shares are trading down $0.02 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 HOOKIPA Pharma? A short squeeze for HOOKIPA Pharma 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 HOOK, which in turn drives the price of the stock up even further. How often is HOOKIPA Pharma'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 HOOK, twice per month. The most recent reporting period available is August, 31 2025. More Short Interest Resources from MarketBeat Related Companies ANVS Short Interest TPST Short Interest BRNS Short Interest EGRX Short Interest LTRN Short Interest GRCE Short Interest OTLK Short Interest SONN Short Interest CALC Short Interest VRCA Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:HOOK) was last updated on 9/29/2025 by MarketBeat.com Staff From Our PartnersHe Called Nvidia at $1.10. Now, He Says THIS Stock Will…The original Magnificent Seven returned 16,894%—turning $7K into $1.18 million. 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