Pressure BioSciences (PBIO) Short Interest Ratio & Short Volume $0.0001 0.00 (-50.00%) As of 08/29/2025 09:46 AM Eastern Add Compare Share Share Short Interest Stock AnalysisChartEarningsSEC FilingsShort InterestBuy This Stock Pressure BioSciences Short Interest DataPressure BioSciences (PBIO) has a short interest of 100 shares, representing 0.00% of the float (the number of shares available for trading by the public). This marks a 0.00% change 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 20,764 shares to cover all short positions.Current Short Interest100 sharesPrevious Short Interest100 sharesChange Vs. Previous MonthNo ChangeDollar Volume Sold Short$0.01Short Interest Ratio0.1 Days to CoverLast Record DateJuly 31, 2025Outstanding Shares42,970,000 sharesShort Percent of Float0.00%Today's Trading Volume350 sharesAverage Trading Volume20,764 sharesToday's Volume Vs. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartPBIO Short Interest Over TimePBIO Days to Cover Over TimePBIO Percentage of Float Shorted Over Time Pressure BioSciences Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 7/31/2025100 shares $0.01 No Change0.0%0.1 $0.00 7/15/2025100 shares $0.04 No ChangeN/A0.1 $0.00 6/30/2025100 shares $0.19 No Change0.0%0 $0.00 6/15/2025100 shares $0.25 No Change0.0%0 $0.00 5/31/2025100 shares $0.42 No Change0.0%1 $0.00 5/15/2025100 shares $0.42 No Change0.0%0.1 $0.00 4/15/2025100 shares $0.51 No Change0.0%1 $0.01 3/31/2025100 shares $1.35 No Change0.0%0.1 $0.01 3/15/2025100 shares $1.27 No Change0.0%0 $0.01 2/28/2025100 shares $1.15 No Change0.0%0 $0.01 Get the Latest News and Ratings for PBIO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Pressure BioSciences and its competitors with MarketBeat's FREE daily newsletter. 2/15/2025100 shares $1.09 No Change0.0%0 $0.01 1/31/2025100 shares $0.40 No ChangeN/A0 $0.00 1/15/2025100 shares $0.40 No ChangeN/A0 $0.00 12/31/2024100 shares $0.35 No ChangeN/A0 $0.00 12/15/2024100 shares $0.12 No ChangeN/A0 $0.00 11/30/2024100 shares $0.30 No ChangeN/A0 $0.00 11/15/2024100 shares $0.55 No ChangeN/A0 $0.01 10/31/2024100 shares $0.25 No ChangeN/A0 $0.00 10/15/2024100 shares $1.50 No ChangeN/A0 $0.02 9/30/2024100 shares $2.26 No ChangeN/A0.1 $0.02 9/15/2024100 shares $2.75 No ChangeN/A0.1 $0.03 8/31/2024100 shares $2.50 No ChangeN/A0.5 $0.03 8/15/2024100 shares $2.25 No ChangeN/A0.1 $0.02 7/31/2024100 shares $1.50 No ChangeN/A0 $0.02 7/15/2024100 shares $13.50 -99.4%N/A0 $0.14 6/30/202415,400 shares $1.96 thousand +90.1%N/A0.1 $0.13 6/15/20248,100 shares $1.21 thousand -69.4%N/A0.1 $0.15 5/31/202426,500 shares $6.23 thousand +516.3%N/A0.4 $0.24 5/15/20244,300 shares $945.57 -50.6%N/A0.1 $0.22 4/30/20248,700 shares $2.07 thousand +97.7%N/A0.2 $0.24 4/15/20244,400 shares $1.19 thousand -78.6%N/A0 $0.27 3/31/202420,600 shares $3.61 thousand -13.1%N/A0.1 $0.18 3/15/202423,700 shares $4.22 thousand +121.5%N/A0.1 $0.18 2/29/202410,700 shares $2.19 thousand +1,683.3%N/A0 $0.20 2/15/2024600 shares $147.00 -86.7%N/A0 $0.25 1/15/20243,900 shares $1.66 thousand +25.8%N/A0 $0.43 12/31/20233,100 shares $1.02 thousand +72.2%N/A0 $0.33 12/15/20231,800 shares $669.42 +38.5%N/A0 $0.37 11/30/20231,300 shares $585.00 +1,200.0%N/A0 $0.45 11/15/2023100 shares $58.99 -99.9%N/A0 $0.59Musk’s Project Colossus could mint millionaires (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the September 1st funding windo 10/31/202369,900 shares $47.53 thousand +311.2%N/A0.4 $0.68 10/15/202317,000 shares $3.32 thousand +750.0%N/A0.1 $0.20 9/30/20232,000 shares $390.00 +1,900.0%N/A0 $0.20 9/15/2023100 shares $20.00 -98.4%N/A0 $0.20 8/31/20236,200 shares $1.92 thousand +6,100.0%N/A0 $0.31 8/15/2023100 shares $39.99 -98.9%N/A0 $0.40 7/31/20239,100 shares $3.55 thousand +51.7%N/A0 $0.39 7/15/20236,000 shares $3.90 thousand +172.7%N/A0.3 $0.65 6/30/20232,200 shares $1.50 thousand -62.7%N/A0 $0.68 6/15/20235,900 shares $5.07 thousand +321.4%N/A0.1 $0.86 5/31/20231,400 shares $1.05 thousand -39.1%N/A0 $0.75 5/15/20232,300 shares $2.07 thousand +283.3%N/A0.1 $0.90 4/30/2023600 shares $540.54 +500.0%N/A0 $0.90 4/15/2023100 shares $112.00 -98.0%N/A0 $1.12 3/31/20235,100 shares $6.38 thousand +200.0%N/A0.1 $1.25 3/15/20231,700 shares $2.62 thousand -71.2%N/A0 $1.54 2/28/20235,900 shares $10.62 thousand -20.3%N/A0.4 $1.80 2/15/20237,400 shares $14.06 thousand -15.9%N/A0.2 $1.90 1/31/20238,800 shares $17.16 thousand +66.0%N/A0.1 $1.95 1/15/20235,300 shares $6.63 thousand -18.5%N/A0.2 $1.25 12/30/20226,500 shares $8.45 thousand -9.7%N/A0.2 $1.30 12/15/20227,200 shares $8.42 thousand +10.8%N/A0.3 $1.17 11/30/20226,500 shares $7.35 thousand +20.4%N/A0.3 $1.13 11/15/20225,400 shares $6.43 thousand -35.7%N/A0.2 $1.19 10/31/20228,400 shares $10.08 thousand +31.3%N/A0.3 $1.20 10/15/20226,400 shares $8.13 thousand +18.5%N/A0.4 $1.27 9/30/20225,400 shares $7.07 thousand +3.9%N/A0.2 $1.31 9/15/20225,200 shares $8.01 thousand -55.6%N/A0.3 $1.54 8/31/202211,700 shares $18.95 thousand +18.2%N/A0.6 $1.62 8/15/20229,900 shares $17.82 thousand +19.3%N/A0.3 $1.80 7/31/20228,300 shares $14.94 thousand -38.5%N/A0.3 $1.80 7/15/202213,500 shares $23.63 thousand +31.1%N/A0.4 $1.75 6/30/202210,300 shares $17.92 thousand -7.2%N/A0.3 $1.74 6/15/202211,100 shares $18.32 thousand -44.5%N/A0.4 $1.65 5/31/202220,000 shares $33.20 thousand +83.5%N/A0.6 $1.66 5/15/202210,900 shares $18.75 thousand -9.9%N/A0.3 $1.72 4/30/202212,100 shares $21.78 thousand +4.3%N/A0.4 $1.80 4/15/202211,600 shares $21.46 thousand +5.5%N/A0.2 $1.85 3/31/202211,000 shares $22.22 thousand +14.6%N/A0.2 $2.02 3/15/20229,600 shares $17.76 thousand +5.5%N/A0.6 $1.85 2/28/20229,100 shares $19.20 thousand -9.0%N/A0.2 $2.11 2/15/202210,000 shares $19.95 thousand +9.9%N/A0.3 $2.00 1/31/20229,100 shares $19.38 thousand -13.3%N/A0.3 $2.13 1/15/202210,500 shares $23.10 thousand +20.7%N/A1 $2.20 12/31/20218,700 shares $20.10 thousand +3.6%N/A0.2 $2.31 12/15/20218,400 shares $19.32 thousand -2.3%N/A0.4 $2.30 11/30/20218,600 shares $20.81 thousand -2.3%N/A0.3 $2.42 11/15/20218,800 shares $22.88 thousand -9.3%N/A0.2 $2.60 10/29/20219,700 shares $22.99 thousand -29.2%N/A0.3 $2.37 10/15/202113,700 shares $33.02 thousand +39.8%N/A0.5 $2.41Musk’s Project Colossus could mint millionaires (Ad)I predict this single breakthrough could make Elon the world’s first trillionaire — and mint more new millionaires than any tech advance in history. And for a limited time, you have the chance to claim a stake in this project, even though it’s housed inside Elon’s private company, xAI.All the details are waiting for you now — but you need to act before the September 1st funding windo 9/30/20219,800 shares $24.50 thousand +30.7%N/A0.4 $2.50 9/15/20217,500 shares $18.38 thousand +27.1%N/A0.2 $2.45 8/31/20215,900 shares $16.23 thousand -6.4%N/A0.1 $2.75 8/13/20216,300 shares $16.32 thousand -4.6%N/A0 $2.59 7/30/20216,600 shares $19.47 thousand -25.8%N/A0 $2.95 7/15/20218,900 shares $30.44 thousand +12.7%N/A0 $3.42 6/30/20217,900 shares $17.14 thousand +51.9%N/A0.3 $2.17 6/15/20215,200 shares $9.62 thousand -17.5%N/A0.5 $1.85 5/28/20216,300 shares $12.54 thousand +57.5%N/A0.6 $1.99 5/14/20214,000 shares $7.20 thousand -2.4%N/A0.4 $1.80 4/30/20214,100 shares $8.16 thousand -14.6%N/A0.1 $1.99 4/15/20214,800 shares $9.60 thousand +336.4%N/A0.2 $2.00 3/31/20211,100 shares $2.26 thousand -21.4%N/A0 $2.05 3/15/20211,400 shares $3.19 thousand -54.8%N/A0.1 $2.28 2/26/20213,100 shares $7.75 thousand +72.2%N/A0.1 $2.50 2/12/20211,800 shares $4.81 thousand -90.2%N/A0 $2.67 1/29/202118,300 shares $42.09 thousand +0.6%N/A0.7 $2.30 1/15/202120,100 shares $42.21 thousand +5.2%N/A0.2 $2.10 12/31/202019,000 shares $40.09 thousand -5.5%N/A0.2 $2.11 12/15/202020,100 shares $48.64 thousand +5.2%N/A0.2 $2.42 11/30/202019,100 shares $29.32 thousand -7.7%N/A0.8 $1.54 11/15/202020,700 shares $35.19 thousand -2.8%N/A1.2 $1.70 10/30/202021,300 shares $37.28 thousand +6.0%N/A0.8 $1.75 10/15/202020,100 shares $32.96 thousand +4.2%N/A0.4 $1.64 9/30/202019,300 shares $29.34 thousand -7.2%N/A1.7 $1.52 9/15/202020,800 shares $39.52 thousand -5.5%N/A2.9 $1.90 8/31/202022,000 shares $40.04 thousand +11.1%N/A0.7 $1.82 PBIO Short Interest - Frequently Asked Questions What is Pressure BioSciences' current short interest? Short interest is the volume of Pressure BioSciences shares that have been sold short but have not yet been covered or closed out. As of July 31st, traders have sold 100 shares of PBIO short. 0.00% of Pressure BioSciences' shares are currently sold short. Learn More on Pressure BioSciences' current short interest. What is a good short interest percentage for Pressure BioSciences? 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. 0.00% of Pressure BioSciences' floating shares are currently sold short. How does Pressure BioSciences' short interest compare to its competitors? 0.00% of Pressure BioSciences' shares are currently sold short. Here is how the short interest of companies in the industry of "measuring and control equipment" compare to Pressure BioSciences: Telesis Bio, Inc. (0.02%), ThermoGenesis Holdings, Inc. (0.02%), HTG Molecular Diagnostics, Inc. (0.07%), Trane Technologies plc (1.46%), Keysight Technologies Inc. (1.86%), Veralto Corporation (1.32%), Teradyne, Inc. (5.01%), Fortive Corporation (2.72%), Revvity Inc. (5.10%), Avantor, Inc. (6.04%), 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 ($70.87 billion), Invesco QQQ ($30.12 billion), iShares Russell 2000 ETF ($19.85 billion), iShares 20+ Year Treasury Bond ETF ($10.34 billion), Strategy Inc ($8.98 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.61 billion), SPDR S&P Biotech ETF ($6.81 billion), Invesco S&P 500 Equal Weight ETF ($6.14 billion), Palo Alto Networks, Inc. ($5.97 billion), and Super Micro Computer, Inc. ($5.28 billion). View all of the most shorted stocks. What does it mean to sell short Pressure BioSciences stock? Short selling PBIO is an investing strategy that aims to generate trading profit from Pressure BioSciences as its price is falling. PBIO shares are trading down $0.00 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 Pressure BioSciences? A short squeeze for Pressure BioSciences 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 PBIO, which in turn drives the price of the stock up even further. How often is Pressure BioSciences' 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 PBIO, twice per month. The most recent reporting period available is July, 31 2025. 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While U.S. firms push ...Porter & Company | 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 Pressure BioSciences Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Pressure BioSciences 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. 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