Black Diamond Therapeutics (BDTX) Short Interest Ratio & Short Volume $2.40 -0.06 (-2.24%) As of 11:17 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestTrendsBuy This Stock Black Diamond Therapeutics Short Interest DataBlack Diamond Therapeutics (BDTX) has a short interest of 8.08 million shares, representing 15.67% of the float (the number of shares available for trading by the public). This marks a -14.41% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.5, indicating that it would take 2.5 days of the average trading volume of 1.53 million shares to cover all short positions.Current Short Interest8,080,000 sharesPrevious Short Interest9,440,000 sharesChange Vs. Previous Month-14.41%Dollar Volume Sold Short$15.59 millionShort Interest Ratio2.5 Days to CoverLast Record DateMay 15, 2025Outstanding Shares56,863,000 sharesShort Percent of Float15.67%Today's Trading Volume469,376 sharesAverage Trading Volume1,530,078 sharesToday's Volume Vs. Average31% 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 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 5/15/20258,080,000 shares $15.59 million -14.4%15.7%2.5 $1.93 4/30/20259,440,000 shares $16.05 million -2.1%N/A3 $1.70 4/15/20259,640,000 shares $13.69 million -5.2%18.7%3.1 $1.42 3/31/202510,170,000 shares $15.76 million +42.0%19.7%3.1 $1.55 3/15/20257,160,000 shares $12.32 million -3.4%13.9%2.4 $1.72 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 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. 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 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 $2.87Your Bank Account Is No Longer Safe (Ad)What If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what the Department of Justice just admitted in court—claiming cash isn't legally your property. What does that mean? It means Washington thinks they can seize, freeze, or drain your accounts—whenever they want.Get your free guide now by clicking here >> 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 $4.85 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 $10.10Your Bank Account Is No Longer Safe (Ad)What If Washington Declared That: YOUR Money ISN'T Actually Yours? Sounds insane, but that's exactly what the Department of Justice just admitted in court—claiming cash isn't legally your property. What does that mean? It means Washington thinks they can seize, freeze, or drain your accounts—whenever they want.Get your free guide now by clicking here >> 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 $12.77 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 covered or closed out. As of May 15th, traders have sold 8,080,000 shares of BDTX short. 15.67% 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 2.0. 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: Simplex Trading LLC. 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. 15.67% 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 in May. As of May 15th, there was short interest totaling 8,080,000 shares, a decline of 14.4% from the previous total of 9,440,000 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? 15.67% 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: Valneva SE (0.01%), Arvinas, Inc. (12.63%), Opthea Limited (0.36%), REGENXBIO Inc. (14.64%), Cullinan Therapeutics, Inc. (16.68%), Tyra Biosciences, Inc. (15.96%), Autolus Therapeutics plc (5.36%), Eton Pharmaceuticals, Inc. (2.66%), Atai Life Sciences (9.52%), Sana Biotechnology, Inc. (32.95%), 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 ($29.20 billion), Strategy Incorporated ($10.88 billion), iShares 20+ Year Treasury Bond ETF ($10.04 billion), Capital One Financial Co. ($5.51 billion), Charter Communications, Inc. ($5.00 billion), Super Micro Computer, Inc. ($4.43 billion), Apollo Global Management, Inc. ($4.02 billion), Hims & Hers Health, Inc. ($3.65 billion), VanEck Semiconductor ETF ($3.27 billion), and Coinbase Global, Inc. ($3.10 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 down $0.06 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 increases 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 May, 15 2025. More Short Interest Resources from MarketBeat Related Companies Valneva Short Squeeze Arvinas Short Squeeze Opthea Short Squeeze REGENXBIO Short Squeeze Cullinan Therapeutics Short Squeeze Tyra Biosciences Short Squeeze Autolus Therapeutics Short Squeeze Eton Pharmaceuticals Short Squeeze Atai Life Sciences Short Squeeze Sana Biotechnology 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 6/11/2025 by MarketBeat.com Staff From Our PartnersTrump wipes out trillions overnight…Is there anybody more powerful than Donald Trump right now? In a single tariff announcement, he wiped out n...Porter & Company | SponsoredElon’s NEXT Big IPO?Cancel your internet TODAY!? Take your latest internet bill and light it on fire… then count the seconds it...Banyan Hill Publishing | SponsoredTrump’s Exec Order #14154 could be a “Millionaire-Maker”Former Presidential Advisor, Jim Rickards, says Trump could “rewire our economy and hand millions of Americans...Paradigm Press | SponsoredAn AI run of epic proportions is only getting startedI just put together an urgent new presentation that you need to see right away. In short: I believe we are...Timothy Sykes | SponsoredSilicon Valley Gold RushA new technology has sparked a modern-day gold rush in Silicon Valley. OpenAI’s Sam Altman invested $375M. Bil...Stansberry Research | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... A single announcement by July 22nd could soon b...Altimetry | SponsoredGold is soaring. Here’s how to get paid from itGold just broke through $3,300… And while the headlines shout about price targets, something even more powe...Investors Alley | SponsoredWhen This Happens, You Don’t Wait. You Act.This same signal has appeared twice before in the past 8 years — both times, it kicked off major moves in cryp...Crypto Swap Profits | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added five stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Black Diamond Therapeutics, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Black Diamond Therapeutics 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. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. Real-time analyst ratings, insider transactions, earnings data, and more. Our daily ratings and market update email newsletter. Sign in to your free account to enjoy all that MarketBeat has to offer. Sign In Create Account Your Email Address: Email Address Required Your Password: Password Required Log In or Sign in with Facebook Sign in with Google Forgot your password? Your Email Address: Please enter your email address. Please enter a valid email address Choose a Password: Please enter your password. Your password must be at least 8 characters long and contain at least 1 number, 1 letter, and 1 special character. Create My Account (Free) or Sign in with Facebook Sign in with Google By creating a free account, you agree to our terms of service. This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Buy BDTX Stock Free BDTX Stock Alerts