Black Diamond Therapeutics (BDTX) Short Interest Ratio & Short Volume $1.69 +0.01 (+0.60%) Closing price 04:00 PM EasternExtended Trading$1.70 +0.01 (+0.30%) As of 07:58 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 AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Black Diamond Therapeutics Short Interest DataBlack Diamond Therapeutics (BDTX) has a short interest of 7.41 million shares, representing 14.37% of the float (the number of shares available for trading by the public). This marks a -4.02% decrease in short interest from the previous month. The short interest ratio (days to cover) is 9.8, indicating that it would take 9.8 days of the average trading volume of 1.39 million shares to cover all short positions.Current Short Interest7,410,000 sharesPrevious Short Interest7,720,000 sharesChange Vs. Previous Month-4.02%Dollar Volume Sold Short$14.89 millionShort Interest Ratio9.8 Days to CoverLast Record DateFebruary 28, 2025Outstanding Shares56,662,000 sharesShort Percent of Float14.37%Today's Trading Volume5,329,866 sharesAverage Trading Volume1,388,811 sharesToday's Volume Vs. Average384% Short Selling Black Diamond Therapeutics? Sign up to receive the latest short interest report for Black Diamond Therapeutics and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartBDTX Short Interest Over TimeBDTX Days to Cover Over TimeBDTX Percentage of Float Shorted Over Time Remove Ads Black Diamond 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 2/28/20257,410,000 shares $14.89 million -4.0%14.4%9.8 $2.01 2/15/20257,720,000 shares $18.30 million +9.5%15.0%10.2 $2.37 1/31/20257,050,000 shares $18.47 million -5.9%N/A9.3 $2.62 1/15/20257,490,000 shares $15.80 million +17.8%N/A9.7 $2.11 12/31/20246,360,000 shares $13.61 million -0.6%N/A11.2 $2.14 12/15/20246,400,000 shares $16.38 million +4.4%N/A9.3 $2.56 11/30/20246,130,000 shares $16.24 million +3.2%N/A5.2 $2.65 11/15/20245,940,000 shares $15.56 million -6.2%N/A5 $2.62 10/31/20246,330,000 shares $17.34 million -13.5%N/A5.2 $2.74 10/15/20247,320,000 shares $24.89 million +5.9%N/A6.2 $3.40 Get the Latest News and Ratings for BDTX and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Black Diamond Therapeutics and its competitors with MarketBeat's FREE daily newsletter. 9/30/20246,910,000 shares $30.06 million +17.9%N/A6.2 $4.35 9/15/20245,860,000 shares $36.27 million -3.5%N/A5.2 $6.19 8/31/20246,070,000 shares $37.03 million +1.0%N/A9.4 $6.10 8/15/20246,010,000 shares $29.93 million +35.4%N/A9.4 $4.98 7/31/20244,440,000 shares $27.04 million -6.1%N/A6.4 $6.09 7/15/20244,730,000 shares $28.47 million +47.4%N/A6.2 $6.02 6/30/20243,210,000 shares $14.96 million +8.5%N/A4.1 $4.66 6/15/20242,960,000 shares $17.67 million +13.0%N/A4.4 $5.97 5/31/20242,620,000 shares $12.52 million +22.4%N/A3.9 $4.78 5/15/20242,140,000 shares $11.64 million +7.0%N/A3.3 $5.44 4/30/20242,000,000 shares $11.14 million +13.6%N/A3 $5.57 4/15/20241,760,000 shares $9.19 million -13.7%N/A2.8 $5.22 3/31/20242,040,000 shares $10.34 million +12.7%N/A3.4 $5.07 3/15/20241,810,000 shares $8.67 million +1.7%N/A3.1 $4.79 2/29/20241,780,000 shares $9.16 million -5.3%N/A3.1 $5.15 2/15/20241,880,000 shares $9.51 million -21.7%N/A3.5 $5.06 1/31/20242,400,000 shares $9.22 million -33.0%N/A4.5 $3.84 1/15/20243,580,000 shares $10.67 million -1.1%N/A7.9 $2.98 12/31/20233,620,000 shares $10.17 million -0.6%N/A7.1 $2.81 12/15/20233,640,000 shares $9.86 million +6.4%N/A7 $2.71 11/30/20233,420,000 shares $8.00 million +1.8%N/A6.2 $2.34 11/15/20233,360,000 shares $7.56 million +0.3%N/A6 $2.25 10/31/20233,350,000 shares $6.30 million +12.8%9.8%6.2 $1.88 10/15/20232,970,000 shares $6.80 million +24.3%8.7%5.6 $2.29 9/30/20232,390,000 shares $6.86 million +68.3%7.0%3.9 $2.87 9/15/20231,420,000 shares $5.04 million +24.6%4.1%0.3 $3.55 8/31/20231,140,000 shares $3.84 million +7.6%3.2%0.3 $3.37 8/15/20231,060,000 shares $3.36 million +1.9%2.9%0.3 $3.17 7/31/20231,040,000 shares $3.88 million -67.3%4.7%0.3 $3.73 7/15/20233,180,000 shares $15.42 million -38.4%14.4%0.8 $4.85Now I look stupid. Real stupid... (Ad)I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again. Here’s the full story for you. 6/30/20235,160,000 shares $26.06 million +166.0%23.4%1.3 $5.05 6/15/20231,940,000 shares $4.07 million No Change8.4%31.3 $2.10 5/31/20231,940,000 shares $3.61 million No Change8.4%22.7 $1.86 5/15/20231,940,000 shares $3.74 million -1.5%8.4%24.1 $1.93 4/30/20231,970,000 shares $2.82 million No Change8.6%24.1 $1.43 4/15/20231,970,000 shares $2.94 million -1.5%8.6%22.6 $1.49 3/31/20232,000,000 shares $3.78 million -1.5%8.7%17.3 $1.89 3/15/20232,030,000 shares $3.41 million +3.1%8.8%13.5 $1.68 2/28/20231,970,000 shares $3.49 million -1.0%8.6%14.6 $1.77 2/15/20231,990,000 shares $5.23 million No Change8.7%14.6 $2.63 1/31/20231,990,000 shares $5.97 million -2.0%8.7%13.3 $3.00 1/15/20232,030,000 shares $5.36 million -2.4%8.9%9.6 $2.64 12/30/20222,080,000 shares $3.74 million +5.6%9.1%10 $1.80 12/15/20221,970,000 shares $2.96 million No Change8.6%10.5 $1.50 11/30/20221,970,000 shares $4.16 million -2.5%8.6%11.1 $2.11 11/15/20222,020,000 shares $4.79 million -2.4%8.8%11.2 $2.37 10/31/20222,070,000 shares $4.78 million -7.2%9.1%11.3 $2.31 10/15/20222,230,000 shares $2.83 million +6.2%9.8%14.9 $1.27 9/30/20222,100,000 shares $3.55 million No Change9.2%15.8 $1.69 9/15/20222,100,000 shares $5.50 million -3.7%9.2%11.1 $2.62 8/31/20222,180,000 shares $6.95 million -0.5%9.5%10.7 $3.19 8/15/20222,190,000 shares $8.78 million -4.0%9.6%9.7 $4.01 7/31/20222,280,000 shares $7.98 million -8.1%10.0%9.6 $3.50 7/15/20222,480,000 shares $7.79 million -5.0%10.9%9.8 $3.14 6/30/20222,610,000 shares $6.42 million -18.2%11.4%9.3 $2.46 6/15/20223,190,000 shares $6.73 million -9.9%14.0%11.5 $2.11 5/31/20223,540,000 shares $5.98 million -1.9%15.5%15.1 $1.69 5/15/20223,610,000 shares $6.39 million +1.4%15.8%15.1 $1.77 4/30/20223,560,000 shares $8.65 million +8.5%15.6%14.6 $2.43 4/15/20223,280,000 shares $11.18 million +3.8%14.4%12.1 $3.41 3/31/20223,160,000 shares $8.75 million -1.6%13.8%5.5 $2.77 3/15/20223,210,000 shares $8.86 million -1.8%14.1%5.5 $2.76 2/28/20223,270,000 shares $10.27 million +3.2%14.3%5.5 $3.14 2/15/20223,170,000 shares $12.01 million -5.9%13.9%5.3 $3.79 1/31/20223,370,000 shares $14.05 million -8.4%14.8%5.7 $4.17 1/15/20223,680,000 shares $15.60 million +19.5%14.8%6.7 $4.24 12/31/20213,080,000 shares $16.42 million +2.7%12.4%5.8 $5.33 12/15/20213,000,000 shares $15.93 million -3.9%12.1%12.9 $5.31 11/30/20213,120,000 shares $18.72 million +1.3%12.6%13.8 $6.00 11/15/20213,080,000 shares $23.56 million -5.5%12.4%13.5 $7.65 10/29/20213,260,000 shares $24.97 million -12.6%13.0%13.7 $7.66 10/15/20213,730,000 shares $30.51 million -4.1%14.9%14.8 $8.18 9/30/20213,890,000 shares $32.91 million -7.8%15.5%14.4 $8.46 9/15/20214,220,000 shares $40.68 million -0.5%16.8%13.5 $9.64 8/31/20214,240,000 shares $42.82 million +2.9%16.8%9.9 $10.10 8/13/20214,120,000 shares $38.23 million +2.0%16.4%7.4 $9.28 7/30/20214,040,000 shares $38.62 million +5.5%16.1%5.1 $9.56 7/15/20213,830,000 shares $38.45 million -1.8%15.2%4.9 $10.04 6/30/20213,900,000 shares $47.54 million -3.0%15.5%4.9 $12.19 6/15/20214,020,000 shares $51.34 million -7.2%16.0%5.3 $12.77Now I look stupid. Real stupid... (Ad)I thought what happened 25 years ago was a once- in-a-lifetime event… but how wrong I was. Because here we are, a quarter of a century later, almost to the exact day, and it’s happening again. Here’s the full story for you. 5/28/20214,330,000 shares $56.81 million -6.9%17.2%6.4 $13.12 5/14/20214,650,000 shares $123.50 million -0.9%18.5%8 $26.56 4/30/20214,690,000 shares $127.99 million No Change18.7%14.1 $27.29 4/15/20214,690,000 shares $116.45 million +1.1%17.3%11.6 $24.83 3/31/20214,640,000 shares $104.72 million +27.1%17.1%10 $22.57 3/15/20213,650,000 shares $96.69 million +1.4%13.5%7.9 $26.49 2/26/20213,600,000 shares $101.95 million +2.3%13.3%8.1 $28.32 2/12/20213,520,000 shares $98.21 million +4.5%13.0%7.9 $27.90 1/29/20213,370,000 shares $81.55 million +3.1%12.5%7.7 $24.20 1/15/20213,270,000 shares $93.59 million No Change12.1%8.9 $28.62 BDTX Short Interest - Frequently Asked Questions What is Black Diamond Therapeutics' current short interest? Short interest is the volume of Black Diamond Therapeutics shares that have been sold short but have not yet been closed out or covered. As of February 28th, investors have sold 7,410,000 shares of BDTX short. 14.37% of Black Diamond Therapeutics' shares are currently sold short. Learn More on Black Diamond Therapeutics' current short interest. What is a good short interest ratio for Black Diamond 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. BDTX shares currently have a short interest ratio of 10.0. Learn More on Black Diamond Therapeutics's short interest ratio. Which institutional investors are shorting Black Diamond Therapeutics? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Black Diamond Therapeutics: GTS Securities LLC, LMR Partners LLP, Group One Trading LLC, Caption Management LLC, Citadel Advisors LLC, Jane Street Group LLC, Boothbay Fund Management LLC, HAP Trading LLC, Concourse Financial Group Securities Inc., and JPMorgan Chase & Co.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for Black Diamond 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. 14.37% of Black Diamond Therapeutics' floating shares are currently sold short. Is Black Diamond Therapeutics' short interest increasing or decreasing? Black Diamond Therapeutics saw a decline in short interest during the month of February. As of February 28th, there was short interest totaling 7,410,000 shares, a decline of 4.0% from the previous total of 7,720,000 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. How does Black Diamond Therapeutics' short interest compare to its competitors? 14.37% of Black Diamond Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Black Diamond Therapeutics: Arcturus Therapeutics Holdings Inc. (17.19%), Revance Therapeutics, Inc. (4.32%), ABIVAX Société Anonyme (2.23%), Humacyte, Inc. (24.41%), Aura Biosciences, Inc. (2.52%), Rapport Therapeutics (10.37%), Cartesian Therapeutics, Inc. (24.56%), Taysha Gene Therapies, Inc. (12.80%), Astria Therapeutics, Inc. (6.85%), Heron Therapeutics, Inc. (21.86%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Invesco QQQ ($23.74 billion), iShares 20+ Year Treasury Bond ETF ($10.75 billion), MicroStrategy Incorporated ($6.56 billion), Apollo Global Management, Inc. ($5.40 billion), Charter Communications, Inc. ($4.57 billion), AppLovin Co. ($4.45 billion), Capital One Financial Co. ($4.33 billion), Super Micro Computer, Inc. ($4.23 billion), Schlumberger Limited ($3.22 billion), and Royal Caribbean Cruises Ltd. ($3.06 billion). View all of the most shorted stocks. What does it mean to sell short Black Diamond Therapeutics stock? Short selling BDTX is an investing strategy that aims to generate trading profit from Black Diamond Therapeutics as its price is falling. BDTX shares are trading up $0.01 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 Black Diamond Therapeutics? A short squeeze for Black Diamond Therapeutics 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 BDTX, which in turn drives the price of the stock up even further. How often is Black Diamond 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 BDTX, twice per month. The most recent reporting period available is February, 28 2025. More Short Interest Resources from MarketBeat Related Companies Arcturus Therapeutics Short Squeeze Revance Therapeutics Short Squeeze ABIVAX Société Anonyme Short Squeeze Humacyte Short Squeeze Aura Biosciences Short Squeeze Rapport Therapeutics Short Squeeze Cartesian Therapeutics Short Squeeze Taysha Gene Therapies Short Squeeze Astria Therapeutics Short Squeeze Heron Therapeutics 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:BDTX) was last updated on 3/25/2025 by MarketBeat.com Staff From Our PartnersYour Wealth is Under AttackPlease don't wait—this is your moment to take action. 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