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CERo Therapeutics (CERO) Short Interest Ratio & Short Volume

CERo Therapeutics logo
$0.01 0.00 (-13.57%)
As of 06/5/2026 03:58 PM Eastern
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CERo Therapeutics Short Interest Overview

As of October 15, 2025, CERo Therapeutics (CERO) had a short interest of 192,900 shares sold short, representing 16.92% of the public float. This marks a 167.17% increase in short interest since the prior report. The short interest ratio (days to cover) is 0.8, meaning it would take 0.8 days of the average trading volume of 625,279 shares to cover all short positions.

Current Short Interest
192,900 shares
Previous Short Interest
72,200 shares
Change Vs. Previous Month
167.17%
Dollar Volume Sold Short
$501.54 thousand
Short Interest Ratio
0.8 Days to Cover
Last Record Date
October 15, 2025
Outstanding Shares
36,787,000 shares
Float Size
1,140,000 shares
Short Percent of Float
16.92%
Today's Trading Volume
1,395,027 shares
Average Trading Volume
625,279 shares
Today's Volume Vs. Average
223%
Short Selling CERo Therapeutics?
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Short Interest ChartDays to Cover ChartShort Percent of Float Chart

CERO Short Interest Over Time

CERO Days to Cover Over Time

CERO Percentage of Float Shorted Over Time

CERo Therapeutics Tesla Short Interest History & Recent Changes

Export
Report DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date
10/15/2025192,900 shares $501.54 thousand +167.2%16.9%0.8 $2.60
9/30/202572,200 shares $367.50 thousand -32.0%6.3%0.5 $5.09
9/15/2025106,200 shares $576.67 thousand +179.5%9.3%0.6 $5.43
8/31/202538,000 shares $285.76 thousand +8.3%3.3%0 $7.52
8/15/202535,100 shares $280.80 thousand -28.5%3.1%0 $8.00
7/31/202549,100 shares $381.02 thousand +201.2%4.3%0 $7.76
7/15/202516,300 shares $136.59 thousand -46.7%1.5%0 $8.38
6/30/202530,600 shares $294.68 thousand -19.5%6.5%0 $9.63
6/15/202538,000 shares $277.78 thousand -94.1%10.5%0 $7.31
5/31/2025640,700 shares $283.32 thousand -1.5%11.8%0.3 $0.44
5/15/2025650,700 shares $379.81 thousand -36.2%12.0%0.4 $0.58
4/30/20251,020,000 shares $907.70 thousand +229.8%26.8%0.6 $0.89
4/15/2025309,300 shares $180.94 thousand -9.6%8.1%0.2 $0.59
3/31/2025342,200 shares $249.81 thousand -59.4%14.0%0.4 $0.73
3/15/2025843,600 shares $860.47 thousand +188.2%34.6%1.2 $1.02
2/28/2025292,700 shares $488.81 thousand -11.6%12.4%0.5 $1.67
2/15/2025331,000 shares $681.86 thousand -42.2%28.1%0.5 $2.06
1/31/2025572,600 shares $1.23 million +264.5%55.1%0.5 $2.14
1/15/2025157,100 shares $405.32 thousand +4.7%15.1%0.2 $2.58
12/31/2024150,000 shares $900 thousand -98.0%16.5%0.2 $6.00
12/15/20247,300,000 shares $413.91 thousand +25.2%9.4%0.1 $0.06
11/30/20245,830,000 shares $1.13 million -25.8%7.6%0.1 $0.19
11/15/20247,860,000 shares $2.24 million +391.3%30.0%0.1 $0.29
10/31/20241,600,000 shares $137.28 thousand +262.4%3.9%0.1 $0.09
10/15/2024441,500 shares $42.83 thousand -81.0%1.1%0 $0.10
9/30/20242,320,000 shares $216.46 thousand +771.2%10.2%0.2 $0.09
9/15/2024266,300 shares $24.82 thousand -59.1%0.6%0 $0.09
8/31/2024651,500 shares $82.87 thousand -41.3%1.5%0.1 $0.13
8/15/20241,110,000 shares $164.28 thousand -25.5%3.6%0.2 $0.15
7/31/20241,490,000 shares $232.44 thousand +15.5%15.4%0.3 $0.16
7/15/20241,290,000 shares $249.23 thousand No Change13.4%0.5 $0.19

CERO Short Interest - Frequently Asked Questions

Short interest is the volume of CERo Therapeutics shares that have been sold short but have not yet been closed out or covered. As of October 15th, traders have sold 192,900 shares of CERO short. 16.92% of CERo Therapeutics' shares are currently sold short. Learn More on CERo Therapeutics' 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. CERO shares currently have a short interest ratio of 0.8. Learn More on CERo Therapeutics'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. 16.92% of CERo Therapeutics' floating shares are currently sold short.

CERo Therapeutics saw a increase in short interest in the month of October. As of October 15th, there was short interest totaling 192,900 shares, an increase of 167.2% from the previous total of 72,200 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.

CERo Therapeutics currently has issued a total of 36,787,000 shares. Some of CERo Therapeutics' 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. CERo Therapeutics currently has a public float of 1,140,000 shares.

16.92% of CERo Therapeutics' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to CERo Therapeutics: Scinai Immunotherapeutics Ltd. Sponsored ADR (11.41%), Jaguar Animal Health, Inc. (18.54%), Universe Pharmaceuticals INC (4.79%), Functional Brands Inc. (2.92%), PainReform Ltd. (27.91%), China SXT Pharmaceuticals, Inc. (0.70%), Iterum Therapeutics PLC (17.91%), Abpro Holdings Inc. (1.92%), Sunshine Biopharma, Inc. (9.91%), Onconetix, Inc. (4.96%),

As of the most recent reporting period, the following stocks had the largest short interest positions: SPDR S&P 500 ETF Trust ($65.09 billion), Invesco QQQ ($34.25 billion), iShares Russell 2000 ETF ($20.99 billion), iShares 20+ Year Treasury Bond ETF ($11.14 billion), AppLovin Corporation ($10.34 billion), Palo Alto Networks, Inc. ($9.62 billion), SPDR S&P Biotech ETF ($7.84 billion), Strategy Inc ($7.53 billion), iShares iBoxx $ High Yield Corporate Bond ETF ($6.44 billion), and Robinhood Markets, Inc. ($5.90 billion). View all of the most shorted stocks.

Short selling CERO is an investing strategy that aims to generate trading profit from CERo Therapeutics as its price is falling. CERO shares are trading down $0.00 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 CERo Therapeutics 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 CERO, 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 CERO, twice per month. The most recent reporting period available is October, 15 2025.

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

  • 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.


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This page (NASDAQ:CERO) was last updated on 6/6/2026 by MarketBeat.com Staff.
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