Portage Biotech (PRTG) Short Interest Ratio & Short Volume $5.73 -0.18 (-3.05%) Closing price 07/25/2025 03:59 PM EasternExtended Trading$5.82 +0.09 (+1.64%) As of 07/25/2025 06:56 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 AnalysisChartCompetitorsEarningsFDA EventsHeadlinesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Portage Biotech Short Interest DataPortage Biotech (PRTG) has a short interest of 93,700 shares, representing 16.76% of the float (the number of shares available for trading by the public). This marks a 964.77% increase 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 19,610 shares to cover all short positions.Current Short Interest93,700 sharesPrevious Short Interest8,800 sharesChange Vs. Previous Month+964.77%Dollar Volume Sold Short$517.22 thousandShort Interest Ratio0.1 Days to CoverLast Record DateJune 30, 2025Outstanding Shares1,050,000 sharesFloat Size559,100 sharesShort Percent of Float16.76%Today's Trading Volume4,717 sharesAverage Trading Volume19,610 sharesToday's Volume Vs. Average24% Short Selling Portage Biotech? Sign up to receive the latest short interest report for Portage Biotech and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartPRTG Short Interest Over TimePRTG Days to Cover Over TimePRTG Percentage of Float Shorted Over Time Portage Biotech Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 6/30/202593,700 shares $517.22 thousand +964.8%16.8%0.1 $5.52 6/15/20258,800 shares $52.71 thousand -45.7%3.2%0 $5.99 5/31/202516,200 shares $127.49 thousand -67.3%5.9%0 $7.87 5/15/202549,600 shares $374.48 thousand -56.6%30.3%0 $7.55 4/30/2025114,400 shares $1.36 million -13.3%70.0%0.1 $11.85 4/15/2025131,900 shares $1.05 million -57.2%80.7%0.1 $7.99 3/31/2025308,400 shares $2.85 million +2,134.8%50.7%0.5 $9.25 3/15/202513,800 shares $58.10 thousand -20.7%8.4%0.2 $4.21 2/28/202517,400 shares $78.47 thousand +33.9%10.6%0 $4.51 2/15/202513,000 shares $59.93 thousand -43.0%8.0%0 $4.61 Get the Latest News and Ratings for PRTG and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Portage Biotech and its competitors with MarketBeat's FREE daily newsletter. 1/31/202522,800 shares $100.55 thousand +15.2%5.2%0 $4.41 1/15/202519,800 shares $78.61 thousand -25.0%4.5%0 $3.97 12/31/202426,400 shares $136.49 thousand +175.0%6.0%0 $5.17 12/15/20249,600 shares $28.80 thousand +2.1%2.2%0 $3.00 11/30/20249,400 shares $39.34 thousand -6.9%2.2%0 $4.19 11/15/202410,100 shares $41.31 thousand -30.3%2.4%0 $4.09 10/31/202414,500 shares $82.36 thousand -22.9%3.4%0 $5.68 10/15/202418,800 shares $117.69 thousand +6.8%4.4%0 $6.26 9/30/202417,600 shares $117.04 thousand +87.2%4.2%0 $6.65 9/15/20249,400 shares $33.46 thousand -80.2%2.2%0 $3.56 8/31/202447,400 shares $163.53 thousand +558.3%11.2%0.1 $3.45 8/15/20247,200 shares $25.20 thousand -88.1%0.1%0 $3.50 7/31/202460,600 shares $10.67 thousand -75.0%0.7%0.1 $0.18 7/15/2024242,000 shares $43.56 thousand +1,628.6%2.8%0.3 $0.18 6/30/202414,000 shares $2.97 thousand -74.5%0.2%0 $0.21 6/15/202454,900 shares $13.73 thousand -9.3%0.6%0.2 $0.25 5/31/202460,500 shares $28.97 thousand +2.2%0.7%0.2 $0.48 5/15/202459,200 shares $15.13 thousand +2,473.9%0.7%0.3 $0.26 4/30/20242,300 shares $559.13 -72.6%0.0%0 $0.24 4/15/20248,400 shares $2.86 thousand +29.2%0.1%0.1 $0.34 3/31/20246,500 shares $3.66 thousand -57.8%0.1%0.1 $0.56 3/15/202415,400 shares $8.47 thousand -84.6%0.2%0.2 $0.55 2/29/2024100,200 shares $59.12 thousand +902.0%1.2%1.8 $0.59 2/15/202410,000 shares $6.01 thousand -9.1%0.1%0.2 $0.60 1/31/202411,000 shares $9.57 thousand +44.7%0.1%0.3 $0.87 1/15/20247,600 shares $8.21 thousand +16.9%0.1%0.2 $1.08 12/31/20236,500 shares $11.83 thousand -63.1%0.1%0.2 $1.82 12/15/202317,600 shares $22.35 thousand -25.4%0.2%0.5 $1.27 11/30/202323,600 shares $31.03 thousand -56.4%0.3%0.8 $1.32 11/15/202354,100 shares $78.45 thousand +4.4%0.7%2 $1.45Elon’s BIGGEST warning yet? (Ad)Tesla's About to Prove Everyone Wrong... Again Back in 2018, when Jeff Brown told everyone to buy Tesla… The "experts" said Elon was finished and Tesla was headed for bankruptcy. Now they're saying the same thing, but Jeff has uncovered Tesla's next breakthrough. Click here to see why Tesla's about to prove everyone wrong... again. 10/31/202351,800 shares $102.82 thousand -8.3%0.6%2.3 $1.99 10/15/202356,500 shares $119.78 thousand +4.2%0.7%2.5 $2.12 9/30/202354,200 shares $113.28 thousand +32.2%0.7%2.9 $2.09 9/15/202341,000 shares $118.49 thousand +494.2%0.5%2.9 $2.89 8/31/20236,900 shares $17.66 thousand -27.4%0.1%0.5 $2.56 8/15/20239,500 shares $22.80 thousand +30.1%0.1%0.7 $2.40 7/31/20237,300 shares $23.51 thousand +1.4%0.1%0.5 $3.22 7/15/20237,200 shares $24.41 thousand +22.0%0.1%0.5 $3.39 6/30/20235,900 shares $20.59 thousand -24.4%0.1%0.4 $3.49 6/15/20237,800 shares $28.86 thousand -1.3%0.1%0.4 $3.70 5/31/20237,900 shares $27.49 thousand -75.8%0.1%0.3 $3.48 5/15/202332,600 shares $104.65 thousand -10.4%0.4%1.3 $3.21 4/30/202336,400 shares $121.58 thousand -34.8%0.5%1.3 $3.34 4/15/202355,800 shares $175.77 thousand +5.5%0.7%1.7 $3.15 3/31/202352,900 shares $163.46 thousand +32.6%0.7%1.5 $3.09 3/15/202339,900 shares $119.70 thousand -6.8%0.5%1.1 $3.00 2/28/202342,800 shares $163.50 thousand -9.1%0.5%1.1 $3.82 2/15/202347,100 shares $198.76 thousand -3.1%0.4%1.3 $4.22 1/31/202348,600 shares $250.29 thousand +7.5%0.4%1.4 $5.15 1/15/202345,200 shares $246.15 thousand -11.2%0.3%1.7 $5.45 12/30/202250,900 shares $269.26 thousand +7.4%0.4%2.1 $5.29 12/15/202247,400 shares $237 thousand -0.8%0.4%2.3 $5.00 11/30/202247,800 shares $281.06 thousand +2.6%0.4%2.6 $5.88 11/15/202246,600 shares $280.07 thousand +2.4%0.4%3.2 $6.01 10/31/202245,500 shares $298.94 thousand -23.1%0.3%3.2 $6.57 10/15/202259,200 shares $400.19 thousand +11.1%0.9%3.9 $6.76 9/30/202253,300 shares $363.51 thousand +1.0%0.8%3.3 $6.82 9/15/202252,800 shares $414.48 thousand -23.6%0.8%2 $7.85 8/31/202269,100 shares $532.76 thousand +0.4%1.4%2.3 $7.71 8/15/202268,800 shares $580.67 thousand -12.1%1.4%1.9 $8.44 7/31/202278,300 shares $792.40 thousand +9.2%1.5%1.8 $10.12 7/15/202271,700 shares $646.02 thousand -6.0%1.4%1.6 $9.01 6/30/202276,300 shares $532.57 thousand -56.2%1.5%1.7 $6.98 6/15/2022174,100 shares $1.55 million -11.4%3.4%3.9 $8.93 5/31/2022196,500 shares $1.97 million -20.7%3.9%5.4 $10.00 5/15/2022247,900 shares $1.54 million +6.3%4.9%6.8 $6.20 4/30/2022233,200 shares $1.29 million +13.6%4.6%8.2 $5.54 4/15/2022205,300 shares $1.31 million +3.5%4.0%7.7 $6.39 3/31/2022198,400 shares $1.30 million +5.4%3.9%8.1 $6.57 3/15/2022188,200 shares $1.41 million +3.9%3.7%8.1 $7.51 2/28/2022181,100 shares $1.44 million +11.5%3.6%7.8 $7.95 2/15/2022162,400 shares $1.44 million +9.5%3.2%6.7 $8.84 1/31/2022148,300 shares $1.29 million +1.4%2.9%6 $8.68 1/15/2022146,200 shares $1.54 million +2.2%2.9%5.6 $10.54 12/31/2021143,100 shares $1.54 million +12.8%2.9%5.7 $10.73 12/15/2021126,900 shares $1.54 million +3.9%2.6%5.2 $12.13 11/30/2021122,200 shares $1.80 million -9.3%2.5%4.5 $14.73 11/15/2021134,700 shares $2.94 million -9.5%2.8%5.6 $21.86 10/29/2021148,800 shares $3.04 million +3.1%3.0%6.1 $20.40 10/15/2021144,400 shares $3.00 million -8.5%3.0%5.4 $20.79Elon’s BIGGEST warning yet? (Ad)Tesla's About to Prove Everyone Wrong... Again Back in 2018, when Jeff Brown told everyone to buy Tesla… The "experts" said Elon was finished and Tesla was headed for bankruptcy. Now they're saying the same thing, but Jeff has uncovered Tesla's next breakthrough. Click here to see why Tesla's about to prove everyone wrong... again. 9/30/2021157,800 shares $3.21 million +0.9%3.2%4.8 $20.32 9/15/2021156,400 shares $2.97 million -10.1%3.2%2.2 $18.97 8/31/2021174,000 shares $3.53 million -0.7%3.6%2.4 $20.31 8/13/2021175,200 shares $3.03 million No Change3.6%2.4 $17.32 PRTG Short Interest - Frequently Asked Questions What is Portage Biotech's current short interest? Short interest is the volume of Portage Biotech shares that have been sold short but have not yet been covered or closed out. As of June 30th, traders have sold 93,700 shares of PRTG short. 16.76% of Portage Biotech's shares are currently sold short. Learn More on Portage Biotech's current short interest. What is a good short interest percentage for Portage Biotech? 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. 16.76% of Portage Biotech's floating shares are currently sold short. Is Portage Biotech's short interest increasing or decreasing? Portage Biotech saw a increase in short interest in the month of June. As of June 30th, there was short interest totaling 93,700 shares, an increase of 964.8% from the previous total of 8,800 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 Portage Biotech's float size? Portage Biotech currently has issued a total of 1,050,000 shares. Some of Portage Biotech's 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. Portage Biotech currently has a public float of 559,100 shares. How does Portage Biotech's short interest compare to its competitors? 16.76% of Portage Biotech's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Portage Biotech: Cingulate Inc. (4.75%), Dare Bioscience, Inc. (0.54%), Tempest Therapeutics, Inc. (9.67%), Pulmatrix, Inc. (0.46%), Elevation Oncology, Inc. (3.92%), CytoMed Therapeutics Limited (1.42%), Aytu BioPharma Inc. (9.12%), Lisata Therapeutics, Inc. (0.46%), Natural Alternatives International, Inc. (0.45%), Relmada Therapeutics, Inc. (2.26%), 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 ($72.10 billion), Invesco QQQ ($26.89 billion), iShares Russell 2000 ETF ($19.61 billion), MicroStrategy Incorporated ($9.52 billion), iShares 20+ Year Treasury Bond ETF ($8.70 billion), WD-40 Company ($7.66 billion), Technology Select Sector SPDR Fund ($6.10 billion), Invesco S&P 500 Equal Weight ETF ($5.80 billion), Invesco S&P 500 Top 50 ETF ($5.53 billion), and Vanguard Large-Cap ETF ($5.35 billion). View all of the most shorted stocks. What does it mean to sell short Portage Biotech stock? Short selling PRTG is an investing strategy that aims to generate trading profit from Portage Biotech as its price is falling. PRTG shares are trading down $0.18 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 Portage Biotech? A short squeeze for Portage Biotech 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 PRTG, which in turn drives the price of the stock up even further. How often is Portage Biotech'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 PRTG, twice per month. The most recent reporting period available is June, 30 2025. More Short Interest Resources from MarketBeat Related Companies CING Short Squeeze DARE Short Squeeze TPST Short Squeeze PULM Short Squeeze ELEV Short Squeeze GDTC Short Squeeze AYTU Short Squeeze LSTA Short Squeeze NAII Short Squeeze RLMD Short Squeeze Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:PRTG) was last updated on 7/27/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | 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 | SponsoredI was wrong about TrumpI made a mistake. A mistake I feel very foolish about. After speaking with Donald Trump and some of his ...Porter & Company | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. OpenAI’s Sam Altman invested $375M. Bil...Stansberry Research | SponsoredPresidential Bombshell: $150T Resource to Be Released as soon as this Summer?Something extraordinary is happening in Washington. For the first time in over a century, a sitting Preside...Paradigm Press | SponsoredTreasury Secretary Bessent Is Betting Big on GoldWhen the U.S. Treasury Secretary’s largest personal investment is gold — that’s a signal. Now a veteran gol...Golden Portfolio | SponsoredHow to Collect Up To $5,917/mo From Trump’s Made In USA BoomHow to Collect Up To $5,917/mo From Trump's Made In USA Boom Thanks to President Trump's America-First poli...Investors Alley | SponsoredCritical AI announcement set to ignite AI 2.0 I just put together an urgent new presentation that you need to see right away. In short: I believe we are...Timothy Sykes | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Portage Biotech Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Portage Biotech With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.