IDEAYA Biosciences (IDYA) Short Interest Ratio & Short Volume $19.15 -0.48 (-2.45%) Closing price 04:00 PM EasternExtended Trading$19.15 0.00 (0.00%) As of 05:20 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 InterestSustainabilityTrendsBuy This Stock IDEAYA Biosciences Short Interest DataIDEAYA Biosciences (IDYA) has a short interest of 10.88 million shares, representing 13.45% of the float (the number of shares available for trading by the public). This marks a 1.97% increase in short interest from the previous month. The short interest ratio (days to cover) is 8.6, indicating that it would take 8.6 days of the average trading volume of 1.01 million shares to cover all short positions.Current Short Interest10,880,000 sharesPrevious Short Interest10,670,000 sharesChange Vs. Previous Month+1.97%Dollar Volume Sold Short$219.01 millionShort Interest Ratio8.6 Days to CoverLast Record DateApril 30, 2025Outstanding Shares87,582,000 sharesFloat Size80,880,000 sharesShort Percent of Float13.45%Today's Trading Volume1,597,774 sharesAverage Trading Volume1,006,275 sharesToday's Volume Vs. Average159% Short Selling IDEAYA Biosciences? Sign up to receive the latest short interest report for IDEAYA Biosciences and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartIDYA Short Interest Over TimeIDYA Days to Cover Over TimeIDYA Percentage of Float Shorted Over Time IDEAYA Biosciences Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/202510,880,000 shares $219.01 million +2.0%13.5%8.6 $20.13 4/15/202510,670,000 shares $181.18 million +7.2%13.2%9 $16.98 3/31/20259,950,000 shares $162.98 million +0.7%12.3%9.5 $16.38 3/15/20259,880,000 shares $183.57 million +7.5%12.2%10.8 $18.58 2/28/20259,190,000 shares $189.04 million +3.3%11.4%10.3 $20.57 2/15/20258,900,000 shares $186.90 million -7.1%11.0%9.4 $21.00 1/31/20259,580,000 shares $233.27 million -0.9%12.4%10.4 $24.35 1/15/20259,670,000 shares $224.92 million -3.3%12.5%10.6 $23.26 12/31/202410,000,000 shares $257 million +10.1%12.9%11.2 $25.70 12/15/20249,080,000 shares $228.73 million +1.7%11.7%9.8 $25.19 Get the Latest News and Ratings for IDYA and Related StocksEnter your email address below to receive the latest news and analysts' ratings for IDEAYA Biosciences and its competitors with MarketBeat's FREE daily newsletter. 11/30/20248,930,000 shares $244.32 million -11.2%11.6%10 $27.36 11/15/202410,060,000 shares $268.00 million +8.1%13.0%12.1 $26.64 10/31/20249,310,000 shares $262.08 million -3.1%11.9%13.2 $28.15 10/15/20249,610,000 shares $296.18 million -20.5%12.6%13.8 $30.82 9/30/202412,080,000 shares $382.69 million +3.3%15.8%15 $31.68 9/15/202411,700,000 shares $438.28 million +2.5%15.3%13.3 $37.46 8/31/202411,420,000 shares $451.09 million -1.0%14.9%13.3 $39.50 8/15/202411,540,000 shares $439.79 million -0.9%15.1%11.9 $38.11 7/31/202411,640,000 shares $501.10 million -2.2%15.4%11.5 $43.05 7/15/202411,900,000 shares $492.07 million +1.6%15.9%11.8 $41.35 6/30/202411,710,000 shares $411.14 million +6.1%17.3%12.6 $35.11 6/15/202411,040,000 shares $420.73 million +2.9%16.3%14.6 $38.11 5/31/202410,730,000 shares $392.18 million -3.3%15.9%14.2 $36.55 5/15/202411,090,000 shares $470.66 million +3.8%16.4%15.5 $42.44 4/30/202410,680,000 shares $434.14 million +8.7%16.2%15.2 $40.65 4/15/20249,830,000 shares $408.04 million +4.5%14.9%13.7 $41.51 3/31/20249,410,000 shares $412.91 million +6.7%14.3%10.4 $43.88 3/15/20248,820,000 shares $390.73 million +3.0%13.6%9.6 $44.30 2/29/20248,560,000 shares $382.63 million +2.6%13.2%8.7 $44.70 2/15/20248,340,000 shares $387.31 million +4.1%12.8%8.4 $46.44 1/31/20248,010,000 shares $348.68 million +1.4%12.4%7.9 $43.53 1/15/20247,900,000 shares $313.95 million -5.5%13.0%7.2 $39.74 12/31/20238,360,000 shares $297.45 million -0.4%15.1%9.1 $35.58 12/15/20238,390,000 shares $294.24 million -2.9%15.1%9.3 $35.07 11/30/20238,640,000 shares $271.73 million +2.4%16.1%11.1 $31.45 11/15/20238,440,000 shares $250.33 million +9.0%15.7%11.5 $29.66 10/31/20237,740,000 shares $210.30 million +15.5%14.6%10.7 $27.17 10/15/20236,700,000 shares $167.43 million -10.3%13.7%11.7 $24.99 9/30/20237,470,000 shares $201.54 million +5.2%15.2%15.4 $26.98 9/15/20237,100,000 shares $207.11 million +4.3%14.5%15 $29.17The Trump Dump is starting; Get out of stocks now? (Ad)The first 365 days of the Trump presidency… Will be the best time to get rich in American history.If I’m right about this (like I was before) a modest $900 investment could grow to a life-changing a 8/31/20236,810,000 shares $199.94 million +4.5%13.3%13.5 $29.36 8/15/20236,520,000 shares $167.04 million +8.5%12.7%12.5 $25.62 7/31/20236,010,000 shares $134.38 million -1.6%11.9%11.2 $22.36 7/15/20236,110,000 shares $138.51 million +1.5%12.1%8.1 $22.67 6/30/20236,020,000 shares $141.47 million +25.7%12.0%8 $23.50 6/15/20234,790,000 shares $119.46 million +3.7%9.5%6.3 $24.94 5/31/20234,620,000 shares $105.52 million +0.9%9.2%6.6 $22.84 5/15/20234,580,000 shares $99.16 million No Change9.1%7 $21.65 10/31/20224,830,000 shares $81.58 million +0.8%N/A8.8 $16.89 10/15/20224,790,000 shares $74.58 million +12.7%N/A9.3 $15.57 9/30/20224,250,000 shares $63.41 million +17.1%N/A8.8 $14.92 9/15/20223,630,000 shares $42.69 million +4.0%N/A8.5 $11.76 8/31/20223,490,000 shares $34.31 million -1.4%11.5%9.5 $9.83 8/15/20223,540,000 shares $36.11 million -2.5%11.8%10.7 $10.20 7/31/20223,630,000 shares $54.16 million -2.2%12.1%13.2 $14.92 7/15/20223,710,000 shares $57.51 million -2.9%12.4%12.9 $15.50 6/30/20223,820,000 shares $52.72 million -4.7%12.8%12.5 $13.80 6/15/20224,010,000 shares $49.08 million -5.2%13.4%12.9 $12.24 5/31/20224,230,000 shares $47.16 million +0.2%14.1%13.1 $11.15 5/15/20224,220,000 shares $44.18 million +11.6%14.1%11.2 $10.47 4/30/20223,780,000 shares $36.25 million +5.3%12.8%10.1 $9.59 4/15/20223,590,000 shares $38.84 million +0.8%12.2%9.8 $10.82 3/31/20223,560,000 shares $39.84 million -5.8%N/A9.4 $11.19 3/15/20223,780,000 shares $44.94 million +0.3%N/A10.1 $11.89 2/28/20223,770,000 shares $49.76 million -1.6%12.8%10.3 $13.20 2/15/20223,830,000 shares $57.41 million +7.9%13.0%11.8 $14.99 1/31/20223,550,000 shares $58.82 million +10.9%12.1%11 $16.57 1/15/20223,200,000 shares $57.02 million +10.0%N/A9.9 $17.82 12/31/20212,910,000 shares $68.79 million +17.8%9.3%9.4 $23.64 12/15/20212,470,000 shares $54.56 million -1.6%7.9%7.6 $22.09 11/30/20212,510,000 shares $55.22 million No Change8.0%7.4 $22.00 11/15/20212,510,000 shares $58.66 million +2.5%8.0%7.7 $23.37 10/29/20212,450,000 shares $52.53 million +6.1%7.8%8.1 $21.44 10/15/20212,310,000 shares $53.43 million -11.2%7.4%7.4 $23.13 9/30/20212,600,000 shares $66.27 million +31.3%8.3%8.1 $25.49 9/15/20211,980,000 shares $51.68 million -6.2%6.3%5.7 $26.10 8/31/20212,110,000 shares $49.59 million -7.5%6.8%7.2 $23.50 8/13/20212,280,000 shares $53.44 million -1.3%7.3%9.2 $23.44 7/30/20212,310,000 shares $56.60 million +22.2%7.7%9.7 $24.50 7/15/20211,890,000 shares $35.29 million +24.3%6.6%9 $18.67 6/30/20211,520,000 shares $31.90 million +22.6%5.3%7.3 $20.99 6/15/20211,240,000 shares $27.34 million -1.6%5.0%8.3 $22.05 5/28/20211,260,000 shares $25.39 million +5.9%5.1%7.9 $20.15 5/14/20211,190,000 shares $22.34 million +11.2%N/A6.6 $18.77 4/30/20211,070,000 shares $22.00 million +67.7%N/A5.9 $20.56 4/15/2021637,900 shares $11.99 million +5.5%N/A0 $18.79 3/31/2021604,600 shares $13.85 million +1.9%N/A2.8 $22.90 3/15/2021593,500 shares $13.62 million -16.3%N/A2.8 $22.95 2/26/2021709,000 shares $12.89 million +2.3%N/A3.3 $18.18 2/12/2021693,300 shares $13.37 million +0.5%N/A3.3 $19.29Trump’s treachery (Ad)Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to move your money now.Millions of Americans are about to be wiped out, while others could make a fortune… click here to ma 1/29/2021689,700 shares $11.73 million -1.4%3.6%3.1 $17.01 1/15/2021699,700 shares $11.43 million -16.5%3.7%2.8 $16.34 12/31/2020838,000 shares $10.68 million +21.6%4.4%3.9 $12.75 12/15/2020689,100 shares $9.59 million -4.5%3.7%3.8 $13.92 11/30/2020721,200 shares $9.78 million -38.9%4.2%4.1 $13.56 11/15/20201,180,000 shares $15.76 million +62.1%6.9%7 $13.36 10/30/2020728,000 shares $8.99 million -1.0%4.5%4.4 $12.35 10/15/2020735,000 shares $9.99 million +7.0%4.5%4.4 $13.59 9/30/2020687,000 shares $8.63 million +17.9%N/A4 $12.56 9/15/2020582,700 shares $7.45 million +1.4%3.6%2.6 $12.79 8/31/2020574,800 shares $6.96 million -2.8%3.5%1.7 $12.10 8/14/2020591,100 shares $6.95 million -0.5%3.8%1.8 $11.75 7/31/2020594,000 shares $7.49 million -53.2%4.9%2 $12.61 7/15/20201,270,000 shares $18.03 million -23.5%9.9%4.5 $14.20 6/30/20201,660,000 shares $23.59 million +656.6%12.4%6.6 $14.21 6/15/2020219,400 shares $1.73 million -1.7%2.0%1.2 $7.90 5/29/2020223,100 shares $2.10 million +0.5%2.9%3.6 $9.40 IDYA Short Interest - Frequently Asked Questions What is IDEAYA Biosciences' current short interest? Short interest is the volume of IDEAYA Biosciences shares that have been sold short but have not yet been closed out or covered. As of April 30th, investors have sold 10,880,000 shares of IDYA short. 13.45% of IDEAYA Biosciences' shares are currently sold short. Learn More on IDEAYA Biosciences' current short interest. What is a good short interest ratio for IDEAYA Biosciences? 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. IDYA shares currently have a short interest ratio of 9.0. Learn More on IDEAYA Biosciences's short interest ratio. What is a good short interest percentage for IDEAYA Biosciences? 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. 13.45% of IDEAYA Biosciences' floating shares are currently sold short. Is IDEAYA Biosciences' short interest increasing or decreasing? IDEAYA Biosciences saw a increase in short interest in April. As of April 30th, there was short interest totaling 10,880,000 shares, an increase of 2.0% from the previous total of 10,670,000 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 IDEAYA Biosciences' float size? IDEAYA Biosciences currently has issued a total of 87,582,000 shares. Some of IDEAYA Biosciences' 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. IDEAYA Biosciences currently has a public float of 80,880,000 shares. How does IDEAYA Biosciences' short interest compare to its competitors? 13.45% of IDEAYA Biosciences' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to IDEAYA Biosciences: Elanco Animal Health Incorporated (5.00%), Legend Biotech Co. (3.67%), TG Therapeutics, Inc. (14.56%), Verona Pharma plc (9.87%), Lantheus Holdings, Inc. (10.28%), Axsome Therapeutics, Inc. (8.53%), Grifols, S.A. (1.26%), Nuvalent, Inc. (13.62%), ADMA Biologics, Inc. (5.17%), Vaxcyte, Inc. (9.33%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Spotify Technology S.A. ($4.67 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Co. ($4.47 billion), The Kroger Co. ($2.56 billion), Reddit, Inc. ($2.23 billion), Rivian Automotive, Inc. ($2.16 billion), Live Nation Entertainment, Inc. ($1.90 billion), SoFi Technologies, Inc. ($1.85 billion), Zscaler, Inc. ($1.75 billion), and Omnicom Group Inc. ($1.75 billion). View all of the most shorted stocks. What does it mean to sell short IDEAYA Biosciences stock? Short selling IDYA is an investing strategy that aims to generate trading profit from IDEAYA Biosciences as its price is falling. IDYA shares are trading down $0.76 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 IDEAYA Biosciences? A short squeeze for IDEAYA Biosciences 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 IDYA, which in turn drives the price of the stock up even further. How often is IDEAYA Biosciences' 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 IDYA, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies Elanco Animal Health Short Interest Legend Biotech Short Interest TG Therapeutics Short Interest Verona Pharma Short Interest Lantheus Short Interest Axsome Therapeutics Short Interest Grifols Short Interest Nuvalent Short Interest ADMA Biologics Short Interest Vaxcyte 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:IDYA) was last updated on 5/21/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredGold Hits New Highs as Global Markets SpiralWhen Trump took office in 2017, gold was just $1,100 an ounce. By the time he left, it had soared to $1,839. ...Premier Gold Co | 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 | SponsoredThe Trump Dump is starting; Get out of stocks now?The first 365 days of the Trump presidency… Will be the best time to get rich in American history.Paradigm Press | SponsoredTrump’s treachery Trump’s Final Reset Inside the shocking plot to re-engineer America’s financial system…and why you need to ...Porter & Company | SponsoredBuffett’s favorite chart just hit 209% – here’s what that means for goldA Historic Gold Announcement Is About to Rock Wall Street For months, sharp-eyed analysts have watched the ...Golden Portfolio | SponsoredEveryone’s watching Nvidia right now. Here’s why I’m excited.So, unless you’ve been living under a rock, you probably saw the news… Nvidia just signed a $7 BILLION deal...Timothy Sykes | SponsoredIs President Trump Lying To You With This?President Trump’s economic transition isn’t without hardship. But what if there were a smart, tax-free way to ...Colonial Metals | 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 IDEAYA Biosciences, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share IDEAYA Biosciences 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.
