Aridis Pharmaceuticals (ARDS) Short Interest Ratio & Short Volume Add Compare Share Share Short Interest Stock AnalysisChartCompetitorsSEC FilingsShort InterestTrendsBuy This Stock Aridis Pharmaceuticals Short Interest DataAridis Pharmaceuticals (ARDS) has a short interest of 21,700 shares, representing 0.04% of the float (the number of shares available for trading by the public). This marks a 1,176.47% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.8, indicating that it would take 0.8 days of the average trading volume of 9,093 shares to cover all short positions.Current Short Interest21,700 sharesPrevious Short Interest1,700 sharesChange Vs. Previous Month+1,176.47%Dollar Volume Sold Short$2.17Short Interest Ratio0.8 Days to CoverLast Record DateJune 30, 2025Outstanding Shares53,321,000 sharesShort Percent of Float0.04%Today's Trading Volume0 sharesAverage Trading Volume9,093 sharesToday's Volume Vs. Average0% Short Selling Aridis Pharmaceuticals? Sign up to receive the latest short interest report for Aridis 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 ChartARDS Short Interest Over TimeARDS Days to Cover Over TimeARDS Percentage of Float Shorted Over Time Aridis 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 6/30/202521,700 shares $2.17 +1,176.5%0.0%0.8 $0.00 6/15/20251,700 shares $0.17 No Change0.0%0.2 $0.00 5/31/20251,700 shares $0.17 No Change0.0%0.2 $0.00 5/15/20251,700 shares $0.17 No ChangeN/A0.3 $0.00 4/30/20251,700 shares $0.00 No ChangeN/A0.4 $0.00 4/15/20251,700 shares $0.17 No ChangeN/A0.4 $0.00 3/14/20251,700 shares $0.17 No ChangeN/A1.7 $0.00 2/28/20251,700 shares $0.17 No ChangeN/A0.1 $0.00 2/14/20251,700 shares $0.17 No ChangeN/A1.5 $0.00 1/31/20251,700 shares $17.00 No ChangeN/A0.1 $0.01 Get the Latest News and Ratings for ARDS and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Aridis Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 1/15/20251,700 shares $0.17 No ChangeN/A0.1 $0.00 7/15/20232,430,000 shares $774.93 thousand +21.5%N/A0.5 $0.32 6/30/20232,000,000 shares $439.80 thousand +8.1%N/A0.6 $0.22 6/15/20231,850,000 shares $499.32 thousand +320.7%N/A0.5 $0.27 5/31/2023439,700 shares $174.74 thousand -41.9%N/A0.1 $0.40 5/15/2023756,200 shares $161.22 thousand +87.0%N/A0.9 $0.21 4/30/2023404,400 shares $72.71 thousand -29.5%N/A0.4 $0.18 4/15/2023573,300 shares $126.13 thousand +0.3%N/A0.4 $0.22 3/31/2023571,400 shares $179.48 thousand -81.3%N/A0.4 $0.31 3/15/20233,060,000 shares $1.27 million +323.8%N/A2 $0.41 2/28/2023722,100 shares $407.26 thousand +2.6%N/A0.8 $0.56 2/15/2023703,900 shares $436.42 thousand +7.6%N/A0.8 $0.62 1/31/2023654,300 shares $438.38 thousand +1,125.3%N/A0.8 $0.67 1/15/202353,400 shares $68.09 thousand -44.3%N/A0.2 $1.28 12/30/202295,900 shares $113.16 thousand -51.1%N/A0.9 $1.18 12/15/2022196,200 shares $198.16 thousand +120.0%N/A1.2 $1.01 11/30/202289,200 shares $81.17 thousand -8.0%N/A0.6 $0.91 11/15/202297,000 shares $81.48 thousand -7.6%N/A0.7 $0.84 10/31/2022105,000 shares $109.20 thousand -49.8%N/A0.7 $1.04 10/15/2022209,000 shares $204.90 thousand -55.9%N/A1 $0.98 9/30/2022473,500 shares $440.36 thousand +276.7%N/A2.3 $0.93 9/15/2022125,700 shares $227.52 thousand +42.2%N/A1.1 $1.81 8/31/202288,400 shares $129.06 thousand -53.4%N/A0.7 $1.46 8/15/2022189,700 shares $415.44 thousand +53.2%N/A1.5 $2.19 7/31/2022123,800 shares $305.79 thousand +28.0%N/A1 $2.47 7/15/202296,700 shares $106.37 thousand +3.5%N/A1.8 $1.10 6/30/202293,400 shares $102.74 thousand -50.2%N/A1.7 $1.10 6/15/2022187,700 shares $268.41 thousand +0.9%N/A2.9 $1.43 5/31/2022186,000 shares $213.90 thousand +114.5%N/A2.6 $1.15 5/15/202286,700 shares $80.89 thousand -20.8%N/A0.6 $0.93Forget Nvidia, This “Ghost Town” Company Holds the Key to the AI Boom (Ad)Cold War Discovery Could Unlock $100 Trillion in Wealth Jeff recently traveled to an American ghost town to investigate this crazy Cold War story… Because it could hold the key to the entire $100 trillion AI boom. 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Click here to see the details on what could be the biggest tech story of this decade. 4/30/2022109,500 shares $136.88 thousand +52.1%N/A0.3 $1.25 4/15/202272,000 shares $103.68 thousand -36.3%N/A0.1 $1.44 3/31/2022113,000 shares $198.88 thousand +32.0%1.2%0.1 $1.76 3/15/202285,600 shares $130.11 thousand -55.0%0.9%0 $1.52 2/28/2022190,000 shares $380 thousand -77.5%2.0%0.1 $2.00 2/15/2022844,900 shares $2.07 million -67.6%8.9%0.4 $2.45 1/31/20222,610,000 shares $4.72 million +1,272.2%27.6%1.2 $1.81 1/15/2022190,200 shares $292.91 thousand +45.9%2.0%0.1 $1.54 12/31/2021130,400 shares $303.83 thousand +3,004.8%1.4%0.1 $2.33 12/15/20214,200 shares $9.16 thousand -82.1%0.0%0 $2.18 11/30/202123,500 shares $53.11 thousand +360.8%0.3%0.7 $2.26 11/15/20215,100 shares $14.23 thousand -67.1%0.1%0.2 $2.79 10/29/202115,500 shares $54.25 thousand -49.7%0.2%0.4 $3.50 10/15/202130,800 shares $108.42 thousand -53.5%0.4%0.5 $3.52 9/30/202166,200 shares $243.62 thousand +13.0%0.9%0.4 $3.68 9/15/202158,600 shares $234.40 thousand -0.9%0.8%0.4 $4.00 8/31/202159,100 shares $237.58 thousand +7.1%0.8%0.4 $4.02 8/13/202155,200 shares $212.52 thousand +38.7%0.8%0.3 $3.85 7/30/202139,800 shares $198.60 thousand +54.9%0.6%0.3 $4.99 7/15/202125,700 shares $147.00 thousand +10.8%0.3%0.2 $5.72 6/30/202123,200 shares $171.68 thousand +35.7%0.3%1 $7.40 6/15/202117,100 shares $123.46 thousand +11.8%0.2%0.9 $7.22 5/28/202115,300 shares $88.43 thousand -32.3%0.2%0.6 $5.78 5/14/202122,600 shares $141.25 thousand +43.0%0.3%0.8 $6.25 4/30/202115,800 shares $98.50 thousand -8.7%0.2%0.5 $6.23 4/15/202117,300 shares $101.03 thousand -22.8%0.2%0.5 $5.84 3/31/202122,400 shares $128.80 thousand +63.5%0.3%0.7 $5.75 3/15/202113,700 shares $105.76 thousand +61.2%0.2%0.5 $7.72 2/26/20218,500 shares $52.36 thousand -30.9%0.1%0.4 $6.16 2/12/202112,300 shares $97.79 thousand +66.2%0.2%0.6 $7.95 1/29/20217,400 shares $48.77 thousand -9.8%0.1%0.5 $6.59 1/15/20218,200 shares $57.24 thousand +64.0%0.1%0.6 $6.98 12/31/20205,000 shares $30.55 thousand -12.3%0.1%0.4 $6.11 12/15/20205,700 shares $43.78 thousand -31.3%0.1%0.5 $7.68 11/30/20208,300 shares $56.68 thousand -27.8%0.1%0.7 $6.83 11/15/202011,500 shares $81.65 thousand +38.6%0.2%1 $7.10 10/30/20208,300 shares $53.78 thousand -83.2%0.1%0.7 $6.48 10/15/202049,400 shares $366.55 thousand -17.3%0.8%4.3 $7.42 9/30/202059,700 shares $422.68 thousand +911.9%1.2%5.3 $7.08 9/15/20205,900 shares $42.95 thousand -45.4%0.1%0.5 $7.28 8/31/202010,800 shares $75.60 thousand -57.7%0.2%1 $7.00 8/14/202025,500 shares $163.46 thousand -3.0%0.5%2.5 $6.41 7/31/202026,300 shares $184.10 thousand +0.4%0.5%2.6 $7.00 ARDS Short Interest - Frequently Asked Questions What is Aridis Pharmaceuticals' current short interest? Short interest is the volume of Aridis Pharmaceuticals shares that have been sold short but have not yet been covered or closed out. As of June 30th, investors have sold 21,700 shares of ARDS short. 0.04% of Aridis Pharmaceuticals' shares are currently sold short. Learn More on Aridis Pharmaceuticals' current short interest. What is a good short interest ratio for Aridis 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. ARDS shares currently have a short interest ratio of 1.0. Learn More on Aridis Pharmaceuticals's short interest ratio. What is a good short interest percentage for Aridis 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. 0.04% of Aridis Pharmaceuticals' floating shares are currently sold short. Is Aridis Pharmaceuticals' short interest increasing or decreasing? Aridis Pharmaceuticals saw a increase in short interest during the month of June. As of June 30th, there was short interest totaling 21,700 shares, an increase of 1,176.5% from the previous total of 1,700 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 Aridis Pharmaceuticals' short interest compare to its competitors? 0.04% of Aridis Pharmaceuticals' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Aridis Pharmaceuticals: Navidea Biopharmaceuticals, Inc. (0.00%), Scopus BioPharma Inc. (0.03%), Ampio Pharmaceuticals, Inc. (0.01%), Evelo Biosciences, Inc. (0.04%), Comera Life Sciences Holdings, Inc. (0.02%), Genocea Biosciences, Inc. (0.33%), Statera Biopharma, Inc. (0.15%), eFFECTOR Therapeutics, Inc. (0.13%), OncoSec Medical Incorporated (0.00%), PaxMedica, Inc. (0.01%), 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 Aridis Pharmaceuticals stock? Short selling ARDS is an investing strategy that aims to generate trading profit from Aridis Pharmaceuticals as its price is falling. 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 Aridis Pharmaceuticals? A short squeeze for Aridis 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 ARDS, which in turn drives the price of the stock up even further. How often is Aridis 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 ARDS, twice per month. The most recent reporting period available is June, 30 2025. More Short Interest Resources from MarketBeat Related Companies Navidea Biopharmaceuticals Short Interest Scopus BioPharma Short Interest Ampio Pharmaceuticals Short Interest Evelo Biosciences Short Interest Comera Life Sciences Short Interest Genocea Biosciences Short Interest Statera Biopharma Short Interest eFFECTOR Therapeutics Short Interest OncoSec Medical Short Interest PaxMedica 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:ARDS) was last updated on 7/20/2025 by MarketBeat.com Staff From Our PartnersBuffett to put 90% of his money in this one stock?CPA and CFA says you have WAY too many stocks - just buy these 3 After years working at the biggest accoun...Altimetry | SponsoredThis Could Be the Most Profitable Season of Your LifeInstitutional money is pouring in. Bitcoin ETFs are live. Altcoin adoption is accelerating. 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