Tango Therapeutics (TNGX) Short Interest Ratio & Short Volume $6.83 +0.13 (+1.94%) Closing price 09/4/2025 04:00 PM EasternExtended Trading$6.88 +0.04 (+0.66%) As of 04:00 AM 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 AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Tango Therapeutics Short Interest DataTango Therapeutics (TNGX) has a short interest of 25.16 million shares, representing 40.11% of the float (the number of shares available for trading by the public). This marks a 11.92% increase in short interest from the previous month. The short interest ratio (days to cover) is 9.6, indicating that it would take 9.6 days of the average trading volume of 1.22 million shares to cover all short positions.Current Short Interest25,160,000 sharesPrevious Short Interest22,480,000 sharesChange Vs. Previous Month+11.92%Dollar Volume Sold Short$170.33 millionShort Interest Ratio9.6 Days to CoverLast Record DateAugust 15, 2025Outstanding Shares111,260,000 sharesFloat Size62,730,000 sharesShort Percent of Float40.11%Today's Trading Volume1,109,775 sharesAverage Trading Volume1,216,240 sharesToday's Volume Vs. Average91% Short Selling Tango Therapeutics? Sign up to receive the latest short interest report for Tango Therapeutics and its competitors with MarketBeat's FREE newsletter. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartTNGX Short Interest Over TimeTNGX Days to Cover Over TimeTNGX Percentage of Float Shorted Over Time Tango Therapeutics Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 8/15/202525,160,000 shares $170.33 million +11.9%40.1%9.6 $6.77 7/31/202522,480,000 shares $135.78 million +4.4%37.2%7.1 $6.04 7/15/202521,530,000 shares $127.24 million +1.6%36.5%7.6 $5.91 6/30/202521,190,000 shares $108.49 million +35.2%36.0%7.8 $5.12 6/15/202515,670,000 shares $73.49 million -1.8%26.6%6.5 $4.69 5/31/202515,950,000 shares $34.77 million +16.0%27.1%7.6 $2.18 5/15/202513,750,000 shares $20.90 million +9.6%23.3%9.5 $1.52 4/30/202512,550,000 shares $17.70 million +11.7%21.2%17.5 $1.41 4/15/202511,240,000 shares $15.46 million +12.0%19.0%15.8 $1.38 3/31/202510,040,000 shares $13.75 million +10.2%17.0%12.6 $1.37 Get the Latest News and Ratings for TNGX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Tango Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 3/15/20259,110,000 shares $17.76 million +29.4%15.4%10.4 $1.95 2/28/20257,040,000 shares $14.57 million +18.5%11.9%7.3 $2.07 2/15/20255,940,000 shares $14.67 million +9.2%12.3%5.9 $2.47 1/31/20255,440,000 shares $16.21 million -22.5%11.0%3.2 $2.98 1/15/20257,020,000 shares $19.31 million -6.3%14.1%3.8 $2.75 12/31/20247,490,000 shares $23.14 million -7.1%15.0%3.9 $3.09 12/15/20248,060,000 shares $24.66 million +11.6%16.3%4.2 $3.06 11/30/20247,220,000 shares $28.45 million +1.6%14.6%3.9 $3.94 11/15/20247,110,000 shares $27.37 million -21.7%14.4%3.9 $3.85 10/31/20249,080,000 shares $49.35 million +2.0%14.6%6 $5.44 10/15/20248,900,000 shares $61.50 million -17.7%15.4%9.7 $6.91 9/30/202410,810,000 shares $83.24 million +3.4%18.7%11.9 $7.70 9/15/202410,450,000 shares $109.73 million +2.4%18.1%11.5 $10.50 8/31/202410,210,000 shares $120.78 million +0.9%17.8%11.9 $11.83 8/15/202410,120,000 shares $95.13 million +11.0%17.7%13 $9.40 7/31/20249,120,000 shares $89.83 million +7.4%16.0%12.1 $9.85 7/15/20248,490,000 shares $85.07 million +1.9%15.3%11.7 $10.02 6/30/20248,330,000 shares $71.47 million -15.0%15.1%13 $8.58 6/15/20249,800,000 shares $87.51 million -6.5%17.8%15.6 $8.93 5/31/202410,480,000 shares $72.52 million -1.3%19.0%16.7 $6.92 5/15/202410,620,000 shares $82.84 million -2.5%12.1%17.9 $7.80 4/30/202410,890,000 shares $83.85 million +2.5%19.8%17.7 $7.70 4/15/202410,630,000 shares $77.81 million +4.3%19.4%17.6 $7.32 3/31/202410,190,000 shares $80.91 million +14.8%19.4%14.6 $7.94 3/15/20248,880,000 shares $80.19 million +0.1%16.9%13.4 $9.03 2/29/20248,870,000 shares $98.72 million -7.4%17.7%14.4 $11.13 2/15/20249,580,000 shares $113.24 million -8.9%19.1%15.1 $11.82 1/31/202410,510,000 shares $123.49 million +0.6%20.6%16.2 $11.75 1/15/202410,450,000 shares $114.32 million +2.7%20.5%14.9 $10.94 12/31/202310,180,000 shares $100.78 million +8.2%19.9%9.9 $9.90 12/15/20239,410,000 shares $100.12 million -3.6%18.4%8.3 $10.64 11/30/20239,760,000 shares $74.18 million +4.5%19.2%7.9 $7.60 11/15/20239,340,000 shares $67.57 million +10.7%18.4%7.7 $7.24 10/31/20238,440,000 shares $70.90 million +23.0%16.1%3.3 $8.40 10/15/20236,860,000 shares $52.75 million +29.4%13.0%2.8 $7.69 9/30/20235,300,000 shares $59.68 million +49.7%11.4%2.6 $11.26 9/15/20233,540,000 shares $30.13 million +37.2%7.6%2 $8.51 8/31/20232,580,000 shares $16.74 million -7.9%5.6%1.6 $6.49 8/15/20232,800,000 shares $19.32 million +71.8%6.9%1.7 $6.90 7/31/20231,630,000 shares $5.51 million +8.7%3.8%1.2 $3.38 7/15/20231,500,000 shares $5.15 million -1.3%3.5%7.8 $3.43 6/30/20231,520,000 shares $5.05 million +1.3%3.5%7.3 $3.32 6/15/20231,500,000 shares $5.42 million -18.5%3.5%6.6 $3.61 5/31/20231,840,000 shares $4.97 million +1.1%3.6%8.2 $2.70 5/15/20231,820,000 shares $6.86 million -18.0%3.6%11 $3.77 4/30/20232,220,000 shares $7.55 million -11.9%4.4%11 $3.40 4/15/20232,520,000 shares $10.74 million -2.0%5.0%12 $4.26 3/31/20232,570,000 shares $10.15 million +9.4%5.1%12.8 $3.95 3/15/20232,350,000 shares $10.06 million +2.2%4.7%12.3 $4.28 2/28/20232,300,000 shares $12.03 million +8.0%4.6%11 $5.23 2/15/20232,130,000 shares $12.10 million +43.9%4.2%9.6 $5.68 1/31/20231,480,000 shares $9.77 million +3.5%2.9%7.2 $6.60 1/15/20231,430,000 shares $11.53 million -2.1%2.9%7.1 $8.06 12/30/20221,460,000 shares $10.59 million +33.9%2.9%6.8 $7.25 12/15/20221,090,000 shares $8.63 million -14.8%2.2%5.1 $7.92 11/30/20221,280,000 shares $9.61 million -0.8%2.8%5.8 $7.51 11/15/20221,290,000 shares $10.45 million +3.2%2.9%6.1 $8.10 10/31/20221,250,000 shares $10.05 million +13.6%2.8%6.2 $8.04 10/15/20221,100,000 shares $5.69 million +3.8%2.4%5.1 $5.17 9/30/20221,060,000 shares $3.84 million -24.3%2.4%4.8 $3.62 9/15/20221,400,000 shares $5.01 million +7.7%3.1%4 $3.58 8/31/20221,300,000 shares $5.33 million -4.4%2.9%3.7 $4.10 8/15/20221,360,000 shares $7.33 million -16.1%3.0%3.4 $5.39 7/31/20221,620,000 shares $6.63 million -3.0%3.6%4 $4.09 7/15/20221,670,000 shares $7.53 million -8.7%3.7%4.2 $4.51 6/30/20221,830,000 shares $8.29 million +81.2%4.1%4.9 $4.53 6/15/20221,010,000 shares $4.13 million +3.8%2.2%2.6 $4.09 5/31/2022973,300 shares $6.51 million -14.6%2.2%3.2 $6.69 5/15/20221,140,000 shares $5.78 million -63.2%2.5%4.3 $5.07 4/30/20223,100,000 shares $22.82 million +3.0%6.9%12.6 $7.36 4/15/20223,010,000 shares $23.00 million -2.9%6.7%13 $7.64 3/31/20223,100,000 shares $23.50 million +40.3%6.9%13.9 $7.58 3/15/20222,210,000 shares $19.51 million +5.2%4.9%11.3 $8.83 2/28/20222,100,000 shares $19.24 million No Change4.7%15.3 $9.16 2/15/20222,100,000 shares $19.64 million No Change5.3%15 $9.35 1/31/20222,100,000 shares $17.91 million +1.9%5.3%12.9 $8.53 1/15/20222,060,000 shares $17.80 million -10.4%5.2%12.4 $8.64 12/31/20212,300,000 shares $25.16 million -2.1%5.8%15.3 $10.94 12/15/20212,350,000 shares $25.76 million -6.4%5.9%14.9 $10.96 11/30/20212,510,000 shares $26.03 million +16.2%6.3%11 $10.37 11/15/20212,160,000 shares $29.16 million +64.9%5.4%9.5 $13.50 10/29/20211,310,000 shares $16.82 million -7.1%3.7%6.4 $12.84 10/15/20211,410,000 shares $19.78 million -6.6%4.0%7.3 $14.03 9/30/20211,510,000 shares $19.52 million +365.6%4.3%7.9 $12.93 9/15/2021324,300 shares $5.13 million +593.0%0.9%1.9 $15.83 8/31/202146,800 shares $542.41 thousand +4.2%0.1%0.6 $11.59 8/13/202144,900 shares $0.00 No Change0.1%1.1 $0.00 TNGX Short Interest - Frequently Asked Questions What is Tango Therapeutics' current short interest? Short interest is the volume of Tango Therapeutics shares that have been sold short but have not yet been closed out or covered. As of August 15th, investors have sold 25,160,000 shares of TNGX short. 40.11% of Tango Therapeutics' shares are currently sold short. Learn More on Tango Therapeutics' current short interest. What is a good short interest ratio for Tango Therapeutics? 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. TNGX shares currently have a short interest ratio of 10.0. Learn More on Tango Therapeutics's short interest ratio. Which institutional investors are shorting Tango Therapeutics? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Tango Therapeutics: Belvedere Trading LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Tango Therapeutics? 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. 40.11% of Tango Therapeutics' floating shares are currently sold short. Is Tango Therapeutics' short interest increasing or decreasing? Tango Therapeutics saw a increase in short interest in the month of August. As of August 15th, there was short interest totaling 25,160,000 shares, an increase of 11.9% from the previous total of 22,480,000 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 Tango Therapeutics' float size? Tango Therapeutics currently has issued a total of 111,260,000 shares. Some of Tango Therapeutics' 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. Tango Therapeutics currently has a public float of 62,730,000 shares. How does Tango Therapeutics' short interest compare to its competitors? 40.11% of Tango Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Tango Therapeutics: AMNEAL PHARMACEUTICALS, INC. (3.30%), Xenon Pharmaceuticals Inc. (8.94%), Arrowhead Pharmaceuticals, Inc. (9.39%), Viking Therapeutics, Inc. (24.47%), Crinetics Pharmaceuticals, Inc. (14.76%), Ultragenyx Pharmaceutical Inc. (8.73%), NewAmsterdam Pharma Company N.V. (10.04%), HUTCHMED (China) Limited Sponsored ADR (0.28%), Bausch Health Cos Inc. (2.54%), Immunovant, Inc. (22.77%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Lucid Group, Inc. ($8.00 billion), Spotify Technology ($5.48 billion), AppLovin Corporation ($5.11 billion), Reddit Inc. ($5.02 billion), Coinbase Global, Inc. ($3.99 billion), Charter Communications, Inc. ($3.89 billion), Live Nation Entertainment, Inc. ($3.18 billion), Seagate Technology Holdings PLC ($2.59 billion), ResMed Inc. ($2.55 billion), and Rocket Lab Corporation ($2.52 billion). View all of the most shorted stocks. What does it mean to sell short Tango Therapeutics stock? Short selling TNGX is an investing strategy that aims to generate trading profit from Tango Therapeutics as its price is falling. TNGX shares are trading up $0.13 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 Tango Therapeutics? A short squeeze for Tango Therapeutics 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 TNGX, which in turn drives the price of the stock up even further. How often is Tango Therapeutics' 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 TNGX, twice per month. The most recent reporting period available is August, 15 2025. 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