Inovio Pharmaceuticals (INO) Short Interest Ratio & Short Volume $1.44 -0.02 (-1.37%) Closing price 08/7/2025 04:00 PM EasternExtended Trading$1.44 +0.01 (+0.35%) As of 08/7/2025 07:44 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 EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Inovio Pharmaceuticals Short Interest DataInovio Pharmaceuticals (INO) has a short interest of 5.99 million shares, representing 11.85% of the float (the number of shares available for trading by the public). This marks a 8.91% 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 1.56 million shares to cover all short positions.Current Short Interest5,990,000 sharesPrevious Short Interest5,500,000 sharesChange Vs. Previous Month+8.91%Dollar Volume Sold Short$7.85 millionShort Interest Ratio4.0 Days to CoverLast Record DateJuly 15, 2025Outstanding Shares36,674,000 sharesFloat Size50,560,000 sharesShort Percent of Float11.85%Today's Trading Volume696,522 sharesAverage Trading Volume1,559,185 sharesToday's Volume Vs. Average45% Short Selling Inovio Pharmaceuticals? Sign up to receive the latest short interest report for Inovio Pharmaceuticals and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartINO Short Interest Over TimeINO Days to Cover Over TimeINO Percentage of Float Shorted Over Time Inovio Pharmaceuticals Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/15/20255,990,000 shares $7.85 million +8.9%11.9%4 $1.31 6/30/20255,500,000 shares $11.22 million -14.9%10.9%4.3 $2.04 6/15/20256,460,000 shares $12.92 million -1.7%17.8%10.1 $2.00 5/31/20256,570,000 shares $13.34 million -6.3%18.1%10 $2.03 5/15/20257,010,000 shares $13.67 million +8.5%19.3%11.2 $1.95 4/30/20256,460,000 shares $12.53 million -3.3%17.7%9.7 $1.94 4/15/20256,680,000 shares $11.76 million +4.4%18.3%9.4 $1.76 3/31/20256,400,000 shares $10.43 million +19.6%17.6%7.5 $1.63 3/15/20255,350,000 shares $10.86 million -3.1%14.7%6 $2.03 2/28/20255,520,000 shares $10.93 million +2.6%15.4%5.2 $1.98 Get the Latest News and Ratings for INO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Inovio Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 2/15/20255,380,000 shares $11.57 million +7.4%15.0%5.2 $2.15 1/31/20255,010,000 shares $10.47 million +2.5%14.0%5.1 $2.09 1/15/20254,890,000 shares $9.10 million +12.7%13.7%5.3 $1.86 12/31/20244,340,000 shares $7.94 million -3.1%12.2%5.1 $1.83 12/15/20244,480,000 shares $10.39 million +18.5%12.6%6.8 $2.32 11/30/20243,780,000 shares $16.33 million +0.8%14.7%10.5 $4.32 11/15/20243,750,000 shares $15.99 million +7.1%14.5%11.2 $4.27 10/31/20243,500,000 shares $18.48 million +0.6%13.6%12 $5.28 10/15/20243,480,000 shares $19.42 million +4.2%13.5%11.5 $5.58 9/30/20243,340,000 shares $19.31 million +9.5%13.0%10.1 $5.78 9/15/20243,050,000 shares $20.77 million +1.7%11.9%8.3 $6.81 8/31/20243,000,000 shares $21.66 million +2.7%11.7%8.3 $7.22 8/15/20242,920,000 shares $22.78 million +9.0%11.3%7.9 $7.80 7/31/20242,680,000 shares $28.57 million -4.3%10.4%7.1 $10.66 7/15/20242,800,000 shares $30.97 million +37.3%10.9%7.6 $11.06 6/30/20242,040,000 shares $16.48 million +9.1%7.9%5.6 $8.08 6/15/20241,870,000 shares $17.00 million No Change7.3%5.5 $9.09 5/31/20241,870,000 shares $18.94 million -12.6%7.3%4.9 $10.13 5/15/20242,140,000 shares $27.97 million +5.4%8.3%4.9 $13.07 4/30/20242,030,000 shares $23.24 million -10.2%7.9%4.4 $11.45 4/15/20242,260,000 shares $24.84 million +7.6%8.9%4.6 $10.99 3/31/20242,100,000 shares $29.15 million +1.9%9.1%3.9 $13.88 3/15/20242,060,000 shares $22.10 million +10.8%9.0%3.9 $10.73 2/29/20241,860,000 shares $16.48 million +6.9%8.1%3.9 $8.86 2/15/20241,740,000 shares $12.95 million +21.7%7.8%4.4 $7.44 1/31/20241,430,000 shares $7.71 million -23.9%6.4%4.2 $5.39 1/15/202422,510,000 shares $207.99 million -5.8%N/A6.3 $9.24 12/31/202323,890,000 shares $12.18 million -1.6%N/A5.5 $0.51 12/15/202324,270,000 shares $9.44 million -5.7%N/A7 $0.39 11/30/202325,730,000 shares $10.14 million -0.9%N/A7.5 $0.39The End of Elon Musk…? (Ad)The End of Elon Musk? Don't make him laugh. Jeff Brown has been hearing this same tired story for years, and he's been proven right time and time again. And now, while the media focuses on Tesla's "demise," he's uncovered an AI breakthrough that's about to make Elon's doubters eat their words yet again. According to his research, if you listen to the media and miss out on Elon's newest breakthrough, it's going to cost you the fortune of a lifetime.Click here to see why the "End of Elon" crowd is about to be wrong again. 11/15/202325,950,000 shares $9.87 million +4.1%N/A7.6 $0.38 10/31/202324,940,000 shares $9.09 million -3.0%N/A7.3 $0.36 10/15/202325,710,000 shares $13.18 million +72.6%N/A7.4 $0.51 9/30/202314,900,000 shares $5.80 million -4.7%N/A4.7 $0.39 9/15/202315,630,000 shares $6.25 million -6.4%N/A3.6 $0.40 8/31/202316,700,000 shares $7.51 million -24.3%N/A2.5 $0.45 8/15/202322,060,000 shares $9.93 million +2.2%N/A2.8 $0.45 7/31/202321,580,000 shares $11.48 million +3.2%N/A2.5 $0.53 7/15/202320,920,000 shares $10.98 million -13.2%N/A2.3 $0.53 6/30/202324,110,000 shares $10.77 million -45.0%N/A2.5 $0.45 6/15/202343,830,000 shares $22.18 million +2.5%N/A4.7 $0.51 5/31/202342,780,000 shares $25.61 million +9.0%N/A6.4 $0.60 5/15/202339,250,000 shares $30.13 million -0.7%N/A6.8 $0.77 4/30/202339,510,000 shares $30.52 million -0.4%N/A7.7 $0.77 4/15/202339,650,000 shares $33.81 million +13.9%N/A7.5 $0.85 3/31/202334,820,000 shares $28.55 million -11.9%N/A7 $0.82 3/15/202339,520,000 shares $45.45 million -1.8%N/A8.8 $1.15 2/28/202340,260,000 shares $50.73 million -0.4%N/A8.5 $1.26 2/15/202340,410,000 shares $62.64 million -7.6%N/A8.3 $1.55 1/31/202343,740,000 shares $72.61 million -2.3%N/A7.9 $1.66 1/15/202344,790,000 shares $85.10 million +0.1%N/A7.9 $1.90 12/30/202244,760,000 shares $69.83 million -0.5%N/A7.9 $1.56 12/15/202244,990,000 shares $79.18 million +4.0%N/A7.9 $1.76 11/30/202243,270,000 shares $88.27 million -6.2%N/A7.4 $2.04 11/15/202246,150,000 shares $115.38 million +5.7%N/A7.9 $2.50 10/31/202243,670,000 shares $94.33 million -4.2%N/A7.6 $2.16 10/15/202245,570,000 shares $71.09 million +1.5%N/A8.1 $1.56 9/30/202244,920,000 shares $77.49 million -1.8%N/A7.9 $1.73 9/15/202245,730,000 shares $96.03 million +0.3%N/A7.7 $2.10 8/31/202245,590,000 shares $104.40 million +1.2%N/A7.3 $2.29 8/15/202245,060,000 shares $125.72 million +3.1%N/A7 $2.79 7/31/202243,700,000 shares $86.53 million +0.5%N/A6.3 $1.98 7/15/202243,480,000 shares $85.66 million +7.7%N/A6.5 $1.97 6/30/202240,380,000 shares $69.86 million +12.5%N/A6.4 $1.73 6/15/202235,910,000 shares $54.58 million +4.4%N/A5.9 $1.52 5/31/202234,410,000 shares $64.35 million -20.6%N/A5.9 $1.87 5/15/202243,310,000 shares $86.19 million -4.1%N/A7.7 $1.99 4/30/202245,150,000 shares $123.26 million -0.5%N/A9.9 $2.73 4/15/202245,380,000 shares $145.22 million +1.7%N/A9.7 $3.20 3/31/202244,610,000 shares $160.15 million -3.5%N/A9.3 $3.59 3/15/202246,230,000 shares $145.16 million -7.1%N/A9.3 $3.14 2/28/202249,740,000 shares $161.16 million +5.8%24.1%10.7 $3.24 2/15/202247,000,000 shares $162.62 million -0.1%22.7%10 $3.46 1/31/202247,030,000 shares $194.70 million +5.1%22.7%9.9 $4.14 1/15/202244,740,000 shares $212.52 million -3.4%21.6%9.9 $4.75 12/31/202146,290,000 shares $230.99 million +5.7%22.4%10.9 $4.99 12/15/202143,790,000 shares $266.24 million -4.3%21.2%11 $6.08 11/30/202145,750,000 shares $331.23 million -0.4%22.1%12.2 $7.24 11/15/202145,930,000 shares $337.13 million -0.5%22.2%12.2 $7.34 10/29/202146,160,000 shares $329.58 million +0.4%22.3%11.2 $7.14The End of Elon Musk…? (Ad)The End of Elon Musk? Don't make him laugh. Jeff Brown has been hearing this same tired story for years, and he's been proven right time and time again. And now, while the media focuses on Tesla's "demise," he's uncovered an AI breakthrough that's about to make Elon's doubters eat their words yet again. According to his research, if you listen to the media and miss out on Elon's newest breakthrough, it's going to cost you the fortune of a lifetime.Click here to see why the "End of Elon" crowd is about to be wrong again. 10/15/202146,000,000 shares $322.92 million +1.8%22.2%11.2 $7.02 9/30/202145,210,000 shares $323.70 million +1.7%21.9%10.4 $7.16 9/15/202144,450,000 shares $336.49 million +2.1%21.5%9.8 $7.57 8/31/202143,540,000 shares $376.19 million +2.3%21.1%9.3 $8.64 8/13/202142,570,000 shares $392.92 million -1.9%20.6%8.6 $9.23 7/30/202143,390,000 shares $364.48 million -4.6%21.2%8.3 $8.40 7/15/202145,500,000 shares $364 million +2.0%22.2%7 $8.00 6/30/202144,590,000 shares $413.35 million -4.6%21.8%5.7 $9.27 6/15/202146,740,000 shares $403.37 million -8.2%22.8%5.8 $8.63 5/28/202150,940,000 shares $384.60 million -9.1%24.9%5.9 $7.55 5/14/202156,010,000 shares $348.94 million +2.9%N/A5.7 $6.23 4/30/202154,460,000 shares $375.23 million +5.9%N/A4.8 $6.89 4/15/202151,430,000 shares $454.64 million -5.9%N/A3.3 $8.84 3/31/202154,640,000 shares $481.38 million -4.4%N/A3.9 $8.81 3/15/202157,170,000 shares $600.29 million +13.8%N/A3.8 $10.50 2/26/202150,230,000 shares $577.14 million +16.6%N/A3.2 $11.49 2/12/202143,090,000 shares $560.17 million -0.5%N/A2.8 $13.00 1/29/202143,310,000 shares $474.24 million -22.8%N/A2.8 $10.95 1/15/202156,070,000 shares $525.38 million -0.1%N/A4.7 $9.37 12/31/202056,140,000 shares $505.26 million +6.8%N/A5.5 $9.00 12/15/202052,560,000 shares $547.15 million -5.1%N/A4.6 $10.41 11/30/202055,370,000 shares $678.84 million -6.3%N/A3.4 $12.26 11/15/202059,080,000 shares $662.88 million +4.1%N/A3.7 $11.22 10/30/202056,760,000 shares $595.41 million +3.1%N/A3.5 $10.49 10/15/202055,040,000 shares $667.64 million -3.9%N/A3 $12.13 9/30/202057,250,000 shares $664.10 million +0.1%N/A2.6 $11.60 9/15/202057,220,000 shares $779.91 million +10.4%N/A1.8 $13.63 8/31/202051,820,000 shares $621.32 million +9.6%N/A1.7 $11.99 8/14/202047,280,000 shares $698.80 million +23.1%N/A1.5 $14.78 INO Short Interest - Frequently Asked Questions What is Inovio Pharmaceuticals' current short interest? Short interest is the volume of Inovio Pharmaceuticals shares that have been sold short but have not yet been covered or closed out. As of July 15th, investors have sold 5,990,000 shares of INO short. 11.85% of Inovio Pharmaceuticals' shares are currently sold short. Learn More on Inovio Pharmaceuticals' current short interest. What is a good short interest ratio for Inovio Pharmaceuticals? 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. INO shares currently have a short interest ratio of 4.0. Learn More on Inovio Pharmaceuticals's short interest ratio. What is a good short interest percentage for Inovio Pharmaceuticals? 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. 11.85% of Inovio Pharmaceuticals' floating shares are currently sold short. Is Inovio Pharmaceuticals' short interest increasing or decreasing? Inovio Pharmaceuticals saw a increase in short interest in July. As of July 15th, there was short interest totaling 5,990,000 shares, an increase of 8.9% from the previous total of 5,500,000 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 Inovio Pharmaceuticals' float size? Inovio Pharmaceuticals currently has issued a total of 36,670,000 shares. Some of Inovio Pharmaceuticals' 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. Inovio Pharmaceuticals currently has a public float of 50,560,000 shares. How does Inovio Pharmaceuticals' short interest compare to its competitors? 11.85% of Inovio Pharmaceuticals' shares are currently sold short. Here is how the short interest of companies compare to Inovio Pharmaceuticals: Moderna, Inc. (19.34%), Monogram Orthopaedics Inc. (2.40%), Inogen, Inc (3.67%), Sight Sciences, Inc. (4.11%), TriSalus Life Sciences, Inc. (3.81%), Profound Medical (2.04%), Pro-Dex, Inc. (11.41%), KORU Medical Systems, Inc. (3.10%), Electromed, Inc. (4.10%), LENSAR, Inc. (5.37%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Coinbase Global, Inc. ($5.11 billion), Charter Communications, Inc. ($4.76 billion), Reddit Inc. ($2.84 billion), SoFi Technologies, Inc. ($2.79 billion), Seagate Technology Holdings PLC ($2.79 billion), Live Nation Entertainment, Inc. ($2.67 billion), Rocket Lab Corporation ($2.49 billion), AST SpaceMobile, Inc. ($2.12 billion), Moderna, Inc. ($2.09 billion), and Omnicom Group Inc. ($2.04 billion). View all of the most shorted stocks. What does it mean to sell short Inovio Pharmaceuticals stock? Short selling INO is an investing strategy that aims to generate trading profit from Inovio Pharmaceuticals as its price is falling. INO 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 Inovio Pharmaceuticals? A short squeeze for Inovio Pharmaceuticals 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 INO, which in turn drives the price of the stock up even further. How often is Inovio Pharmaceuticals' 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 INO, twice per month. The most recent reporting period available is July, 15 2025. More Short Interest Resources from MarketBeat Related Companies MRNA Short Interest Data MGRM Short Interest Data INGN Short Interest Data SGHT Short Interest Data TLSI Short Interest Data PROF Short Interest Data PDEX Short Interest Data KRMD Short Interest Data ELMD Short Interest Data LNSR Short Interest Data Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:INO) was last updated on 8/8/2025 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. 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