Inovio Pharmaceuticals (INO) Short Interest Ratio & Short Volume $1.38 -0.01 (-0.36%) As of 11:16 AM Eastern This is a fair market value 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 6.46 million shares, representing 17.75% of the float (the number of shares available for trading by the public). This marks a -1.67% decrease in short interest from the previous month. The short interest ratio (days to cover) is 10.1, indicating that it would take 10.1 days of the average trading volume of 806,493 shares to cover all short positions.Current Short Interest6,460,000 sharesPrevious Short Interest6,570,000 sharesChange Vs. Previous Month-1.67%Dollar Volume Sold Short$12.92 millionShort Interest Ratio10.1 Days to CoverLast Record DateJune 15, 2025Outstanding Shares36,674,000 sharesFloat Size36,390,000 sharesShort Percent of Float17.75%Today's Trading Volume909,159 sharesAverage Trading Volume806,493 sharesToday's Volume Vs. Average113% 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 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 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 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. 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 $0.39 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 $0.36Your Bank Account Is No Longer Safe (Ad)What If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what the Department of Justice just admitted in court—claiming cash isn't legally your property. What does that mean? It means Washington thinks they can seize, freeze, or drain your accounts—whenever they want.Get your free guide now by clicking here >> 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 $7.14 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 $7.16Your Bank Account Is No Longer Safe (Ad)What If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what the Department of Justice just admitted in court—claiming cash isn't legally your property. What does that mean? It means Washington thinks they can seize, freeze, or drain your accounts—whenever they want.Get your free guide now by clicking here >> 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 7/31/202038,400,000 shares $746.50 million +29.7%N/A1.1 $19.44 7/15/202029,600,000 shares $725.50 million -4.3%N/A0.7 $24.51 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 closed out or covered. As of June 15th, investors have sold 6,460,000 shares of INO short. 17.75% 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 10.0. 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. 17.75% of Inovio Pharmaceuticals' floating shares are currently sold short. Is Inovio Pharmaceuticals' short interest increasing or decreasing? Inovio Pharmaceuticals saw a drop in short interest during the month of June. As of June 15th, there was short interest totaling 6,460,000 shares, a drop of 1.7% from the previous total of 6,570,000 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 36,674,000 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 36,390,000 shares. How does Inovio Pharmaceuticals' short interest compare to its competitors? 17.75% of Inovio Pharmaceuticals' shares are currently sold short. Here is how the short interest of companies compare to Inovio Pharmaceuticals: Moderna, Inc. (18.56%), Nano-X Imaging Ltd. (12.78%), Alpha Tau Medical Ltd. (0.21%), ZimVie Inc. (1.95%), Perspective Therapeutics, Inc. (10.38%), Nyxoah SA (0.69%), Sanara MedTech Inc. (7.05%), Brainsway Ltd. Sponsored ADR (0.82%), The Beauty Health Company (12.73%), Tactile Systems Technology, Inc. (10.68%), 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 ($69.26 billion), Invesco QQQ ($25.22 billion), iShares Russell 2000 ETF ($20.33 billion), iShares 20+ Year Treasury Bond ETF ($9.99 billion), MicroStrategy Incorporated ($9.12 billion), Canadian Natural Resources Limited ($6.73 billion), SPDR S&P Biotech ETF ($6.52 billion), Invesco S&P 500 Equal Weight ETF ($5.60 billion), Financial Select Sector SPDR Fund ($4.64 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.59 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 $0.06 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 increases 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 June, 15 2025. More Short Interest Resources from MarketBeat Related Companies MRNA Short Interest Data NNOX Short Interest Data DRTS Short Interest Data ZIMV Short Interest Data CATX Short Interest Data NYXH Short Interest Data SMTI Short Interest Data BWAY Short Interest Data SKIN Short Interest Data TCMD 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 7/11/2025 by MarketBeat.com Staff From Our PartnersThis Signal Only Flashes Once Every 4 Years – And It Just TriggeredThis same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...Crypto Swap Profits | SponsoredMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredPresidential Bombshell: $150T Resource to Be Released as soon as this Summer?Something extraordinary is happening in Washington. 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