Corbus Pharmaceuticals (CRBP) Short Interest Ratio & Short Volume $9.82 +0.08 (+0.77%) As of 02:21 PM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFDA EventsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Corbus Pharmaceuticals Short Interest DataCorbus Pharmaceuticals (CRBP) has a short interest of 1.21 million shares, representing 11.30% of the float (the number of shares available for trading by the public). This marks a -2.42% decrease in short interest from the previous month. The short interest ratio (days to cover) is 8.1, indicating that it would take 8.1 days of the average trading volume of 181,323 shares to cover all short positions.Current Short Interest1,210,000 sharesPrevious Short Interest1,240,000 sharesChange Vs. Previous Month-2.42%Dollar Volume Sold Short$11.19 millionShort Interest Ratio8.1 Days to CoverLast Record DateAugust 15, 2025Outstanding Shares12,260,000 sharesFloat Size10,710,000 sharesShort Percent of Float11.30%Today's Trading Volume33,012 sharesAverage Trading Volume181,323 sharesToday's Volume Vs. Average18% 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 Get Report View SMS TermsBy entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. 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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 8/15/20251,210,000 shares $11.19 million -2.4%11.3%8.1 $9.25 7/31/20251,240,000 shares $11.49 million -9.5%11.6%8.2 $9.27 7/15/20251,370,000 shares $11.04 million -11.0%12.8%8.7 $8.06 6/30/20251,540,000 shares $10.63 million -17.7%14.4%9.1 $6.90 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 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. 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 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 $6.04Forget Tesla — This Tiny AI Stock Is Musk’s Real Play (Ad)While Wall Street focused on Tesla’s earnings, Elon Musk was quietly building a supercomputer so powerful it could transform warfare, robotics, and the global economy. But you don’t need to buy Tesla or wait for xAI to IPO to benefit. One overlooked public company is supplying the critical tech behind Musk’s AI push — and it trades for a fraction of Nvidia’s price. Hedge funds are already loading up, but most investors haven’t noticed yet.See the full details on this “backdoor” Musk bet here 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 $5.45 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 $0.86Forget Tesla — This Tiny AI Stock Is Musk’s Real Play (Ad)While Wall Street focused on Tesla’s earnings, Elon Musk was quietly building a supercomputer so powerful it could transform warfare, robotics, and the global economy. But you don’t need to buy Tesla or wait for xAI to IPO to benefit. One overlooked public company is supplying the critical tech behind Musk’s AI push — and it trades for a fraction of Nvidia’s price. Hedge funds are already loading up, but most investors haven’t noticed yet.See the full details on this “backdoor” Musk bet here 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 $1.02 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 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 closed out or covered. As of August 15th, investors have sold 1,210,000 shares of CRBP short. 11.30% 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 8.0. 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: Group One Trading LLC, and 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. 11.30% of Corbus Pharmaceuticals' floating shares are currently sold short. Is Corbus Pharmaceuticals' short interest increasing or decreasing? Corbus Pharmaceuticals saw a decrease in short interest in the month of August. As of August 15th, there was short interest totaling 1,210,000 shares, a decrease of 2.4% from the previous total of 1,240,000 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 12,260,000 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 10,710,000 shares. How does Corbus Pharmaceuticals' short interest compare to its competitors? 11.30% 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: Prime Medicine, Inc. (19.46%), Prothena Corporation plc (9.62%), Autolus Therapeutics PLC Sponsored ADR (5.60%), Upexi, Inc. (21.25%), Eton Pharmaceuticals, Inc. (15.66%), Solid Biosciences Inc. (16.77%), PureTech Health PLC Sponsored ADR (0.02%), REGENXBIO Inc. (10.83%), Erasca, Inc. (11.69%), iTeos Therapeutics, Inc. (4.66%), 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 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 $0.37 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 increases 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 August, 15 2025. More Short Interest Resources from MarketBeat Related Companies RGNX Short Interest Data ITOS Short Interest Data ESPR Short Interest Data CGEM Short Interest Data ERAS Short Interest Data CYRX Short Interest Data PRTA Short Interest Data PRME Short Interest Data CGC Short Interest Data NBTX 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 9/3/2025 by MarketBeat.com Staff From Our PartnersHow “Trump’s New Dollar” Could Impact Your WealthPresident Trump just signed a game-changing law… That could soon upgrade the U.S. dollar in your checking a...Brownstone Research | SponsoredForget Tesla — This Tiny AI Stock Is Musk’s Real PlayWhile Wall Street focused on Tesla’s earnings, Elon Musk was quietly building a supercomputer so powerful it c...Behind the Markets | SponsoredWhat's the Best Way to Lower RMD Taxes?Turning 73 triggers a key IRS rule: you must begin taking required minimum distributions (RMDs) from certain r...SmartAsset | SponsoredWhat Steve Bannon revealed about Trump’s gold playA Trump advisor just said 3 words that could reset the dollar. 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