Onconetix (ONCO) Short Interest Ratio & Short Volume $4.23 -0.14 (-3.20%) Closing price 07/11/2025 04:00 PM EasternExtended Trading$4.48 +0.25 (+5.91%) As of 07/11/2025 07:59 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 EventsHeadlinesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Onconetix Short Interest DataOnconetix (ONCO) has a short interest of 91,400 shares, representing 19.82% of the float (the number of shares available for trading by the public). This marks a 100.88% increase in short interest from the previous month. The short interest ratio (days to cover) is 0.3, indicating that it would take 0.3 days of the average trading volume of 117,112 shares to cover all short positions.Current Short Interest91,400 sharesPrevious Short Interest45,500 sharesChange Vs. Previous Month+100.88%Dollar Volume Sold Short$435.98 thousandShort Interest Ratio0.3 Days to CoverLast Record DateJune 30, 2025Outstanding Shares530,000 sharesFloat Size461,200 sharesShort Percent of Float19.82%Today's Trading Volume75,411 sharesAverage Trading Volume117,112 sharesToday's Volume Vs. Average64% Short Selling Onconetix? Sign up to receive the latest short interest report for Onconetix and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartONCO Short Interest Over TimeONCO Days to Cover Over TimeONCO Percentage of Float Shorted Over Time Onconetix Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 6/30/202591,400 shares $435.98 thousand +100.9%19.8%0.3 $4.77 6/15/202545,500 shares $215.22 thousand -97.5%13.5%0.1 $4.73 5/31/20251,840,000 shares $135.98 thousand -70.8%6.4%0.1 $0.07 5/15/20256,300,000 shares $469.98 thousand +286.5%22.0%0.3 $0.07 4/30/20251,630,000 shares $119.15 thousand +403.7%5.7%0.2 $0.07 4/15/2025323,600 shares $20.97 thousand -48.1%3.5%0 $0.06 3/31/2025623,400 shares $48.63 thousand -15.6%6.6%0.1 $0.08 3/15/2025738,300 shares $94.58 thousand +252.8%7.9%0.1 $0.13 2/28/2025209,300 shares $51.78 thousand +7.9%2.2%0 $0.25 2/15/2025193,900 shares $104.73 thousand -85.4%3.6%0 $0.54 Get the Latest News and Ratings for ONCO and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Onconetix and its competitors with MarketBeat's FREE daily newsletter. 1/31/20251,330,000 shares $723.79 thousand +767.0%42.4%0.2 $0.54 1/15/2025153,400 shares $84.42 thousand -42.5%4.9%0 $0.55 12/31/2024266,600 shares $167.96 thousand +365.3%7.6%0.1 $0.63 12/15/202457,300 shares $23.03 thousand -68.0%1.6%0.1 $0.40 11/30/2024179,100 shares $123.58 thousand +437.8%5.1%0.2 $0.69 11/15/202433,300 shares $42.29 thousand +53.5%1.0%0 $1.27 10/31/202421,700 shares $62.71 thousand +6.9%0.6%0 $2.89 10/15/202420,300 shares $115.30 thousand -94.6%0.3%0 $5.68 9/30/2024375,300 shares $1.95 million +6,261.0%5.6%0.4 $5.20 9/15/20245,900 shares $723.34 -99.2%0.9%0 $0.12 8/31/2024695,100 shares $94.39 thousand -37.4%2.5%0.1 $0.14 8/15/20241,110,000 shares $155.40 thousand +143.6%4.1%0.1 $0.14 7/31/2024455,700 shares $70.63 thousand -50.5%1.7%0 $0.16 7/15/2024921,200 shares $135.42 thousand -56.6%4.5%0.1 $0.15 6/30/20242,120,000 shares $354.46 thousand +560.4%10.4%0.4 $0.17 6/15/2024321,000 shares $45.55 thousand -78.5%1.6%0.1 $0.14 5/31/20241,490,000 shares $307.39 thousand +1,288.6%8.4%0.4 $0.21 5/15/2024107,300 shares $11.97 thousand +91.6%0.6%0.1 $0.11 4/30/202456,000 shares $6.56 thousand -88.2%0.3%0.1 $0.12 4/15/2024476,100 shares $67.18 thousand -9.7%2.9%0.1 $0.14 3/31/2024527,200 shares $81.19 thousand -17.1%3.2%0.1 $0.15 3/15/2024635,600 shares $101.06 thousand -9.0%3.8%0.2 $0.16 2/29/2024698,200 shares $119.39 thousand -48.3%4.2%0.2 $0.17 2/15/20241,350,000 shares $227.34 thousand +52.5%8.2%0.4 $0.17 1/31/2024885,200 shares $169.16 thousand No Change7.1%0.2 $0.19 ONCO Short Interest - Frequently Asked Questions What is Onconetix's current short interest? Short interest is the volume of Onconetix shares that have been sold short but have not yet been covered or closed out. As of June 30th, traders have sold 91,400 shares of ONCO short. 19.82% of Onconetix's shares are currently sold short. Learn More on Onconetix's current short interest. What is a good short interest percentage for Onconetix? 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. 19.82% of Onconetix's floating shares are currently sold short. Is Onconetix's short interest increasing or decreasing? Onconetix saw a increase in short interest during the month of June. As of June 30th, there was short interest totaling 91,400 shares, an increase of 100.9% from the previous total of 45,500 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 Onconetix's float size? Onconetix currently has issued a total of 530,000 shares. Some of Onconetix'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. Onconetix currently has a public float of 461,200 shares. How does Onconetix's short interest compare to its competitors? 19.82% of Onconetix's shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Onconetix: Talphera, Inc. (1.22%), Calidi Biotherapeutics, Inc. (3.78%), LakeShore Biopharma Co., Ltd. (0.43%), AEON Biopharma, Inc. (5.67%), Artelo Biosciences, Inc. (2.98%), Kiora Pharmaceuticals, Inc. (2.87%), Cellectar Biosciences, Inc. (6.35%), Chromocell Therapeutics Co. (8.70%), GeoVax Labs Inc. (19.13%), Traws Pharma, Inc. (4.99%), 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 Onconetix stock? Short selling ONCO is an investing strategy that aims to generate trading profit from Onconetix as its price is falling. ONCO shares are trading down $0.14 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 Onconetix? A short squeeze for Onconetix 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 ONCO, which in turn drives the price of the stock up even further. How often is Onconetix'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 ONCO, twice per month. The most recent reporting period available is June, 30 2025. More Short Interest Resources from MarketBeat Related Companies TLPH Short Interest Data CLDI Short Interest Data LSB Short Interest Data AEON Short Interest Data ARTL Short Interest Data KPRX Short Interest Data CLRB Short Interest Data CHRO Short Interest Data GOVX Short Interest Data TRAW 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:ONCO) was last updated on 7/14/2025 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 | SponsoredINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredA new rule goes live in July — and the banks are quietly cashing inA major change is quietly going into effect this July — and Wall Street is already positioning for it. 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