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Corbus Pharmaceuticals (CRBP) Short Interest Ratio & Short Volume

Corbus Pharmaceuticals logo
$5.76 -0.09 (-1.45%)
As of 02:31 PM Eastern
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Corbus Pharmaceuticals Short Interest Overview

As of September 15, 2026, Corbus Pharmaceuticals (CRBP) had a short interest of 2.76 million shares sold short, representing 15.31% of the public float. This marks a 22.85% increase in short interest since the prior report. The short interest ratio (days to cover) is 1.5, meaning it would take 1.5 days of the average trading volume of 467,816 shares to cover all short positions.

Current Short Interest
2,759,255 shares
Previous Short Interest
2,245,998 shares
Change Vs. Previous Month
22.85%
Dollar Volume Sold Short
$19.09 million
Short Interest Ratio
1.5 Days to Cover
Last Record Date
September 15, 2026
Outstanding Shares
18,671,000 shares
Short Percent of Float
15.31%
Today's Trading Volume
472,556 shares
Average Trading Volume
467,816 shares
Today's Volume Vs. Average
101%
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

CRBP Short Interest Over Time

CRBP Days to Cover Over Time

CRBP Percentage of Float Shorted Over Time

Corbus Pharmaceuticals Tesla Short Interest History & Recent Changes

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Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
9/15/20262,759,255 shares $19.09 million +22.9%15.3%1.54 $6.92
8/31/20262,245,998 shares $24.50 million +4.6%12.5%3.67 $10.91
8/14/20262,147,752 shares $21.67 million -6.6%11.9%6.04 $10.09
7/31/20262,299,491 shares $20.63 million +9.7%12.9%9.38 $8.97
7/15/20262,096,262 shares $18.89 million +7.8%11.7%5.9 $9.01
6/30/20261,945,058 shares $18.24 million +23.1%10.9%3.4 $9.38
6/15/20261,579,519 shares $13.14 million +3.3%8.8%3.39 $8.32
5/29/20261,529,200 shares $12.10 million +27.9%8.6%1.43 $7.91
5/15/20261,195,855 shares $13.19 million -15.1%6.7%3.9 $11.03
4/30/20261,407,889 shares $13.91 million +4.8%8.2%4.61 $9.88
4/15/20261,344,041 shares $13.44 million +11.0%7.5%6.13 $10.00
3/31/20261,211,398 shares $11.38 million -8.7%6.8%6.3 $9.39
3/13/20261,326,487 shares $12.48 million +0.8%7.4%5.19 $9.41
2/27/20261,316,296 shares $11.28 million +0.5%7.4%8.01 $8.57
2/13/20261,310,064 shares $9.90 million -2.2%7.3%9.03 $7.56
1/30/20261,339,090 shares $11.07 million +1.9%7.5%8.38 $8.27
1/15/20261,314,291 shares $10.74 million 0.0%7.4%7.09 $8.17
12/31/20251,314,390 shares $10.70 million +2.0%7.4%5.5 $8.14
12/15/20251,288,419 shares $12.21 million +26.6%7.2%2.04 $9.48
11/28/20251,017,749 shares $11.70 million +5.6%5.7%3.71 $11.50
11/14/2025963,874 shares $10.67 million -8.2%8.2%1.86 $11.07
10/31/20251,049,695 shares $12.75 million +6.4%8.9%1.53 $12.15
10/15/2025986,300 shares $17.26 million -15.7%9.0%4.9 $17.50
9/30/20251,170,000 shares $14.80 million -2.5%10.7%8.7 $12.65
9/15/20251,200,000 shares $11.24 million +3.5%11.2%7.9 $9.37
8/31/20251,160,000 shares $10.87 million -4.1%10.8%8.2 $9.37
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
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
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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 $5.45
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
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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

CRBP Short Interest - Frequently Asked Questions

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 September 15th, traders have sold 2,759,255 shares of CRBP short. 15.31% of Corbus Pharmaceuticals' shares are currently sold short. Learn More on Corbus Pharmaceuticals' current short interest.

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 1.5. Learn More on Corbus Pharmaceuticals's short interest ratio.

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. 15.31% of Corbus Pharmaceuticals' floating shares are currently sold short.

Corbus Pharmaceuticals saw a increase in short interest in September. As of September 15th, there was short interest totaling 2,759,255 shares, an increase of 22.9% from the previous total of 2,245,998 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.

15.31% of Corbus Pharmaceuticals' shares are currently sold short. Here is how the short interest of companies in the industry of "biotechnology" compare to Corbus Pharmaceuticals: Entera Bio Ltd. (0.82%), ProKidney Corp. (11.79%), Arvinas, Inc. (8.34%), REGENXBIO Inc. (14.00%), Kamada Ltd. (0.44%), Tectonic Therapeutic, Inc. (18.85%), Agenus Inc. (16.11%), DiaMedica Therapeutics, Inc. (10.71%), Prothena Corporation plc (18.22%), Eikon Therapeutics, Inc. (10.07%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($75.21 billion), Invesco QQQ ($46.31 billion), iShares Russell 2000 ETF ($27.98 billion), SPDR S&P Biotech ETF ($11.59 billion), Nebius Group N.V. ($9.70 billion), Canadian Natural Resources Limited ($9.42 billion), iShares 20+ Year Treasury Bond ETF ($8.70 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($8.53 billion), iShares iBoxx $ Investment Grade Corporate Bond ETF ($7.79 billion), and Financial Select Sector SPDR Fund ($7.74 billion). View all of the most shorted stocks.

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 down $0.28 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.

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.

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 September, 15 2026.

Understanding short interest metrics can help you assess how traders are positioning around a stock like CRBP:

  • Shares Sold Short: The total number of shares that have been sold by short sellers but have not yet been covered or closed out. A high number may indicate bearish sentiment.
  • Short Float: The percentage of a company’s publicly available shares (or "float") that are sold short. A higher short float suggests a greater portion of the stock is being bet against.
  • Days to Cover (Short Interest Ratio): This estimates how many days it would take short sellers to cover their positions, based on average daily trading volume. Higher values can signal potential for a short squeeze if buying pressure increases.

These metrics are often used by traders to gauge sentiment, volatility risk, and the potential for price movements based on short covering activity.


Related Companies
Short Interest Tools

Short interest data for NASDAQ:CRBP is sourced from the Financial Industry Regulatory Authority (FINRA), with the most recent report published on 9/24/2026. FINRA publishes updated short interest twice a month.
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