Corbus Pharmaceuticals (CRBP) Short Interest Ratio & Short Volume $7.75 +0.59 (+8.24%) Closing price 07/2/2025 04:00 PM EasternExtended Trading$7.61 -0.14 (-1.81%) As of 04:15 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 ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Corbus Pharmaceuticals Short Interest DataCorbus Pharmaceuticals (CRBP) has a short interest of 1.87 million shares, representing 17.48% of the float (the number of shares available for trading by the public). This marks a 2.19% increase in short interest from the previous month. The short interest ratio (days to cover) is 12.2, indicating that it would take 12.2 days of the average trading volume of 341,926 shares to cover all short positions.Current Short Interest1,870,000 sharesPrevious Short Interest1,830,000 sharesChange Vs. Previous Month+2.19%Dollar Volume Sold Short$16.51 millionShort Interest Ratio12.2 Days to CoverLast Record DateJune 15, 2025Outstanding Shares12,240,000 sharesFloat Size10,700,000 sharesShort Percent of Float17.48%Today's Trading Volume270,693 sharesAverage Trading Volume341,926 sharesToday's Volume Vs. Average79% Short Selling Corbus Pharmaceuticals? Sign up to receive the latest short interest report for Corbus Pharmaceuticals and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCRBP Short Interest Over TimeCRBP Days to Cover Over TimeCRBP Percentage of Float Shorted Over Time Corbus Pharmaceuticals Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 6/15/20251,870,000 shares $16.51 million +2.2%17.5%12.2 $8.83 5/31/20251,830,000 shares $13.38 million -3.2%17.1%10.9 $7.31 5/15/20251,890,000 shares $13.63 million +2.2%17.6%10.5 $7.21 4/30/20251,850,000 shares $13.82 million -13.6%17.5%8.3 $7.47 4/15/20252,140,000 shares $12.82 million -13.4%20.3%9 $5.99 3/31/20252,470,000 shares $13.12 million No Change23.4%10.3 $5.31 3/15/20252,470,000 shares $16.77 million +1.7%23.4%9.5 $6.79 2/28/20252,430,000 shares $18.35 million -0.4%23.1%8.9 $7.55 2/15/20252,440,000 shares $20.76 million +5.2%23.2%9 $8.51 1/31/20252,320,000 shares $22.71 million -3.3%21.5%8.4 $9.79 Get the Latest News and Ratings for CRBP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Corbus Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 1/15/20252,400,000 shares $29.74 million -0.4%22.0%8.2 $12.39 12/31/20242,410,000 shares $28.44 million -9.1%22.1%7.4 $11.80 12/15/20242,650,000 shares $39.96 million +5.6%24.3%5.9 $15.08 11/30/20242,510,000 shares $44.73 million +4.6%23.1%3.8 $17.82 11/15/20242,400,000 shares $39.86 million +0.8%22.0%3.7 $16.61 10/31/20242,380,000 shares $37.98 million -13.5%20.2%3.7 $15.96 10/15/20242,750,000 shares $51.89 million +5.8%23.6%4.3 $18.87 9/30/20242,600,000 shares $53.64 million +106.4%22.3%4.2 $20.63 9/15/20241,260,000 shares $70.32 million No Change10.8%2.4 $55.81 8/31/20241,260,000 shares $77.09 million +3.3%10.8%4.2 $61.18 8/15/20241,220,000 shares $66.99 million +1.7%10.5%4.1 $54.91 7/31/20241,200,000 shares $71.36 million +1.7%10.2%4 $59.47 7/15/20241,180,000 shares $69.93 million +41.0%11.3%4.2 $59.26 6/30/2024836,900 shares $37.87 million +34.1%8.0%3.1 $45.25 6/15/2024623,900 shares $31.26 million +69.0%6.0%2.5 $50.10 5/31/2024369,100 shares $15.80 million -28.1%3.5%1.5 $42.80 5/15/2024513,200 shares $22.65 million -27.8%4.9%1.8 $44.14 4/30/2024710,700 shares $26.32 million +14.1%6.8%2.5 $37.04 4/15/2024623,100 shares $26.62 million +31.0%6.0%0.7 $42.72 3/31/2024475,600 shares $18.66 million +17.8%4.6%0.5 $39.24 3/15/2024403,800 shares $17.64 million +560.9%3.9%0.5 $43.68 2/29/202461,100 shares $1.89 million -34.2%0.6%0.1 $30.90 2/15/202492,900 shares $2.09 million -80.0%0.9%0.1 $22.48 1/31/2024464,700 shares $12.31 million +1,553.7%4.5%0.6 $26.49 1/15/202428,100 shares $166.63 thousand -29.4%0.6%1.2 $5.93 12/31/202339,800 shares $240.39 thousand -16.4%0.9%2.2 $6.04 12/15/202347,600 shares $261.80 thousand +4.6%1.1%3.1 $5.50 11/30/202345,500 shares $304.40 thousand -19.8%1.0%3.4 $6.69 11/15/202356,700 shares $255.72 thousand +3.3%1.3%4.7 $4.51 10/31/202354,900 shares $299.21 thousand -11.0%1.2%5.1 $5.45I was wrong about Trump (Ad)I made a mistake. A mistake I feel very foolish about. After speaking with Donald Trump and some of his advisors, I believed him. I believed the promise that he would finally confront the single most dangerous threat to American life. That he would fix the ticking time bomb I’ve been warning about for 15 years. But I was wrong.Let me show you exactly what we’re doing to prepare. 10/15/202361,700 shares $372.05 thousand -3.1%1.4%6.4 $6.03 9/30/202363,700 shares $429.34 thousand -2.6%1.4%5.7 $6.74 9/15/202365,400 shares $459.11 thousand -13.3%1.5%5.4 $7.02 8/31/202375,400 shares $550.42 thousand -6.1%1.7%5.2 $7.30 8/15/202380,300 shares $514.72 thousand -10.6%1.8%4.5 $6.41 7/31/202389,800 shares $646.56 thousand -8.6%2.0%3.8 $7.20 7/15/202398,200 shares $753.19 thousand -13.3%2.2%2.7 $7.67 6/30/2023113,300 shares $888.27 thousand +0.2%2.6%2 $7.84 6/15/2023113,100 shares $876.53 thousand +4.9%2.6%1.3 $7.75 5/31/2023107,800 shares $1.02 million -23.6%2.6%0.2 $9.47 5/15/2023141,100 shares $1.48 million -31.2%3.4%0.3 $10.50 4/30/2023205,100 shares $1.80 million -31.0%4.9%0.5 $8.78 4/15/2023297,200 shares $2.85 million -17.7%7.2%0.7 $9.59 3/31/2023360,900 shares $2.62 million +147.0%8.7%0.8 $7.27 3/15/2023146,100 shares $425.15 thousand -1.8%3.5%0.4 $2.91 2/28/2023148,700 shares $444.61 thousand +25.1%3.6%2 $2.99 2/15/2023118,900 shares $366.21 thousand -96.0%2.9%0.8 $3.08 1/31/20232,960,000 shares $459.10 thousand -5.4%2.4%0.7 $0.16 1/15/20233,130,000 shares $453.22 thousand -15.0%2.5%0.7 $0.14 12/30/20223,680,000 shares $406.64 thousand -20.7%3.0%0.7 $0.11 12/15/20224,640,000 shares $575.36 thousand +17.8%3.7%0.9 $0.12 11/30/20223,940,000 shares $766.33 thousand -15.1%3.2%0.8 $0.19 11/15/20224,640,000 shares $625.47 thousand -2.5%3.7%1.9 $0.13 10/31/20224,760,000 shares $618.80 thousand +22.1%3.8%1.9 $0.13 10/15/20223,900,000 shares $468 thousand +4.8%3.1%1.6 $0.12 9/30/20223,720,000 shares $613.80 thousand +10.7%3.0%3.6 $0.17 9/15/20223,360,000 shares $697.54 thousand -11.6%2.7%3.6 $0.21 8/31/20223,800,000 shares $766.08 thousand -1.6%3.1%4.5 $0.20 8/15/20223,860,000 shares $992.41 thousand +18.4%3.1%4.4 $0.26 7/31/20223,260,000 shares $825.43 thousand -0.9%2.6%2.6 $0.25 7/15/20223,290,000 shares $987 thousand -1.2%2.6%2.7 $0.30 6/30/20223,330,000 shares $839.83 thousand -5.1%2.7%2.6 $0.25 6/15/20223,510,000 shares $923.13 thousand -0.3%2.8%2.5 $0.26 5/31/20223,520,000 shares $1.07 million -13.9%2.8%2.3 $0.30 5/15/20224,090,000 shares $875.26 thousand +6.5%3.3%2.6 $0.21 4/30/20223,840,000 shares $1.30 million -9.2%3.1%3.5 $0.34 4/15/20224,230,000 shares $1.59 million -5.4%3.4%3.4 $0.38 3/31/20224,470,000 shares $2.38 million -0.5%N/A3.5 $0.53 3/15/20224,490,000 shares $1.71 million +0.7%3.6%3.6 $0.38 2/28/20224,460,000 shares $1.54 million -7.5%3.6%3.8 $0.35 2/15/20224,820,000 shares $1.91 million -1.4%3.9%4.2 $0.40 1/31/20224,890,000 shares $2.15 million -5.8%3.9%4.3 $0.44 1/15/20225,190,000 shares $2.78 million -9.4%N/A4.9 $0.54 12/31/20215,730,000 shares $3.53 million -10.5%4.6%5.3 $0.62 12/15/20216,400,000 shares $4.38 million +0.3%5.1%6.2 $0.68 11/30/20216,380,000 shares $5.51 million -11.5%5.2%6.2 $0.86 11/15/20217,210,000 shares $8.00 million +0.4%5.8%7 $1.11 10/29/20217,180,000 shares $7.18 million +8.0%5.8%7 $1.00 10/15/20216,650,000 shares $6.78 million +0.8%5.4%6.9 $1.02 9/30/20216,600,000 shares $6.73 million -7.0%5.3%6.5 $1.02I was wrong about Trump (Ad)I made a mistake. A mistake I feel very foolish about. After speaking with Donald Trump and some of his advisors, I believed him. I believed the promise that he would finally confront the single most dangerous threat to American life. That he would fix the ticking time bomb I’ve been warning about for 15 years. But I was wrong.Let me show you exactly what we’re doing to prepare. 9/15/20217,100,000 shares $8.02 million -4.1%5.7%4.4 $1.13 8/31/20217,400,000 shares $9.55 million +2.8%6.0%4.2 $1.29 8/13/20217,200,000 shares $8.93 million +1.7%5.8%3.1 $1.24 7/30/20217,080,000 shares $9.70 million -8.9%5.7%2.8 $1.37 7/15/20217,770,000 shares $11.81 million -7.1%6.3%2.8 $1.52 6/30/20218,360,000 shares $15.30 million -42.3%6.8%2.7 $1.83 6/15/202114,480,000 shares $29.83 million +13.0%11.7%4.5 $2.06 5/28/202112,810,000 shares $27.80 million -6.8%10.4%3.7 $2.17 5/14/202113,740,000 shares $19.10 million No ChangeN/A3 $1.39 4/30/202113,740,000 shares $25.97 million +2.2%N/A1.5 $1.89 4/15/202113,440,000 shares $23.39 million +24.0%N/A1.1 $1.74 3/31/202110,840,000 shares $20.05 million -7.0%N/A0.8 $1.85 3/15/202111,650,000 shares $27.14 million -14.2%N/A0.8 $2.33 2/26/202113,580,000 shares $31.37 million -38.7%N/A0.9 $2.31 2/12/202122,140,000 shares $73.95 million +50.7%N/A1.5 $3.34 1/29/202114,690,000 shares $27.18 million -9.6%N/A1.4 $1.85 1/15/202116,250,000 shares $28.28 million +0.6%N/A2.4 $1.74 12/31/202016,160,000 shares $20.68 million -49.0%N/A3 $1.28 12/15/202031,660,000 shares $44.01 million -10.4%N/A5.9 $1.39 11/30/202035,330,000 shares $43.10 million +0.8%N/A6.4 $1.22 11/15/202035,050,000 shares $44.86 million -6.5%N/A6.3 $1.28 10/30/202037,470,000 shares $36.87 million +6.8%N/A7.3 $0.98 10/15/202035,090,000 shares $38.77 million +1.1%N/A7.1 $1.11 9/30/202034,720,000 shares $62.50 million +89.6%N/A7.5 $1.80 9/15/202018,310,000 shares $36.07 million +17.1%N/A4.8 $1.97 8/31/202015,640,000 shares $145.14 million -2.3%N/A5.5 $9.28 8/14/202016,010,000 shares $111.59 million +3.3%N/A9.3 $6.97 7/31/202015,500,000 shares $97.19 million +11.0%N/A9.6 $6.27 7/15/202013,970,000 shares $101.00 million +4.6%N/A9.9 $7.23 CRBP Short Interest - Frequently Asked Questions What is Corbus Pharmaceuticals' current short interest? Short interest is the volume of Corbus Pharmaceuticals shares that have been sold short but have not yet been covered or closed out. As of June 15th, traders have sold 1,870,000 shares of CRBP short. 17.48% of Corbus Pharmaceuticals' shares are currently sold short. Learn More on Corbus Pharmaceuticals' current short interest. What is a good short interest ratio for Corbus Pharmaceuticals? 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. CRBP shares currently have a short interest ratio of 12.0. Learn More on Corbus Pharmaceuticals's short interest ratio. Which institutional investors are shorting Corbus Pharmaceuticals? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Corbus Pharmaceuticals: 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 Corbus Pharmaceuticals? 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. 17.48% of Corbus Pharmaceuticals' floating shares are currently sold short. Is Corbus Pharmaceuticals' short interest increasing or decreasing? Corbus Pharmaceuticals saw a increase in short interest in the month of June. As of June 15th, there was short interest totaling 1,870,000 shares, an increase of 2.2% from the previous total of 1,830,000 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 Corbus Pharmaceuticals' float size? Corbus Pharmaceuticals currently has issued a total of 12,240,000 shares. Some of Corbus Pharmaceuticals' 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. Corbus Pharmaceuticals currently has a public float of 10,700,000 shares. How does Corbus Pharmaceuticals' short interest compare to its competitors? 17.48% of Corbus Pharmaceuticals' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to Corbus Pharmaceuticals: Arcturus Therapeutics Holdings Inc. (20.02%), Compass Therapeutics, Inc. (8.40%), Humacyte, Inc. (22.66%), Prothena Corporation plc (11.01%), Heron Therapeutics, Inc. (23.82%), Terns Pharmaceuticals, Inc. (8.94%), Amarin Corporation PLC (2.08%), Prime Medicine, Inc. (35.77%), Aquestive Therapeutics, Inc. (13.18%), SNDL Inc. (1.09%), 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 ($69.26 billion), Invesco QQQ ($25.22 billion), iShares Russell 2000 ETF ($20.33 billion), iShares 20+ Year Treasury Bond ETF ($9.99 billion), MicroStrategy Incorporated ($9.12 billion), Canadian Natural Resources Limited ($6.73 billion), SPDR S&P Biotech ETF ($6.52 billion), Invesco S&P 500 Equal Weight ETF ($5.60 billion), Financial Select Sector SPDR Fund ($4.64 billion), and iShares iBoxx $ Investment Grade Corporate Bond ETF ($4.59 billion). View all of the most shorted stocks. What does it mean to sell short Corbus Pharmaceuticals stock? Short selling CRBP is an investing strategy that aims to generate trading profit from Corbus Pharmaceuticals as its price is falling. CRBP shares are trading up $0.59 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 Corbus Pharmaceuticals? A short squeeze for Corbus Pharmaceuticals 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 CRBP, which in turn drives the price of the stock up even further. How often is Corbus Pharmaceuticals' 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 CRBP, twice per month. The most recent reporting period available is June, 15 2025. More Short Interest Resources from MarketBeat Related Companies ARCT Short Interest Data CMPX Short Interest Data HUMA Short Interest Data PRTA Short Interest Data HRTX Short Interest Data TERN Short Interest Data AMRN Short Interest Data PRME Short Interest Data AQST Short Interest Data SNDL 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:CRBP) was last updated on 7/3/2025 by MarketBeat.com Staff From Our PartnersHere's the last trade you should make before heading out for the weekend tomorrow.Make this one trade at 2:59 PM on Friday afternoon, and you'll thank me on Monday morning.Timothy Sykes | SponsoredThis 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 | SponsoredTrump’s New Order Could Boost Social Security Benefits by 400%If you collect—or plan to collect—Social Security, you need to see this. 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Oxford Economics says, "The Robotics Rev...Weiss Ratings | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Corbus Pharmaceuticals Holdings, Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Corbus Pharmaceuticals 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. 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