CNS Pharmaceuticals (CNSP) Short Interest Ratio & Short Volume $5.42 +0.37 (+7.33%) Closing price 05/22/2026 04:00 PM EasternExtended Trading$5.35 -0.07 (-1.24%) As of 05/22/2026 07:55 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 Massive. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock CNS Pharmaceuticals Short Interest OverviewAs of April 30, 2026, CNS Pharmaceuticals (CNSP) had a short interest of 38,968 shares sold short, representing 4.80% of the public float. This marks a -33.18% decrease in short interest since the prior report. The short interest ratio (days to cover) is 2.1, meaning it would take 2.1 days of the average trading volume of 4.34 million shares to cover all short positions.Current Short Interest38,968 sharesPrevious Short Interest58,320 sharesChange Vs. Previous Month-33.18%Dollar Volume Sold Short$88.46 thousandShort Interest Ratio2.1 Days to CoverLast Record DateApril 30, 2026Outstanding Shares1,460,000 sharesShort Percent of Float4.80%Today's Trading Volume23,740 sharesAverage Trading Volume4,340,145 sharesToday's Volume Vs. Average1% Short Selling CNS Pharmaceuticals? Sign up to receive the latest short interest report for CNS Pharmaceuticals and its competitors with MarketBeat's FREE newsletter. Email Address Get Report View SMS TermsSMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. 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Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartCNSP Short Interest Over TimeCNSP Days to Cover Over TimeCNSP Percentage of Float Shorted Over Time CNS Pharmaceuticals Tesla Short Interest History & Recent Changes ExportReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/202638,968 shares $88.46 thousand -33.2%4.8%2.1 $2.27 4/15/202658,320 shares $160.38 thousand +8.0%7.2%1.89 $2.75 3/31/202654,014 shares $129.09 thousand +44.5%6.7%1.25 $2.39 3/13/202637,380 shares $91.21 thousand -13.9%6.0%0.74 $2.44 2/27/202643,399 shares $134.97 thousand +5.0%7.0%3.07 $3.11 2/13/202641,351 shares $143.07 thousand +35.8%6.7%1.62 $3.46 1/30/202630,452 shares $169.92 thousand +7.5%4.9%0.97 $5.58 1/15/202628,320 shares $208.72 thousand +1.1%4.6%0.25 $7.37 12/31/202528,011 shares $147.06 thousand +9.4%4.5%1.08 $5.25 12/15/202525,600 shares $181.50 thousand +47.2%4.1%1.91 $7.09 Get the Latest News and Ratings for CNSP and Related StocksEnter your email address below to receive the latest news and analysts' ratings for CNS Pharmaceuticals and its competitors with MarketBeat's FREE daily newsletter. 11/28/202517,390 shares $123.28 thousand -53.1%2.8%2.6 $7.09 11/14/202537,078 shares $255.84 thousand +109.5%6.0%1.77 $6.90 10/31/202517,700 shares $136.29 thousand -61.3%3.1%1.23 $7.70 10/15/202545,700 shares $435.06 thousand +9.3%8.0%0.9 $9.52 9/30/202541,800 shares $376.20 thousand -22.3%7.3%0.8 $9.00 9/15/202553,800 shares $494.96 thousand -15.4%9.4%1.1 $9.20 8/31/202563,600 shares $395.59 thousand +65.2%11.1%1.6 $6.22 8/15/202538,500 shares $195.97 thousand -4.9%6.7%0.9 $5.09 7/31/202540,500 shares $323.19 thousand +29.8%7.7%0.3 $7.98 7/15/202531,200 shares $324.31 thousand -92.2%N/A0.2 $10.39 6/30/2025399,200 shares $329.34 thousand -13.4%7.4%0.2 $0.83 6/15/2025461,100 shares $372.25 thousand +153.4%8.5%0.3 $0.81 5/31/2025182,000 shares $190.19 thousand -75.1%3.4%0.1 $1.05 5/15/2025731,700 shares $921.94 thousand +16.2%13.5%0.4 $1.26 4/30/2025629,900 shares $683.44 thousand +94.5%21.6%1.3 $1.09 4/15/2025323,800 shares $309.88 thousand -4.4%11.1%0.6 $0.96 3/31/2025338,700 shares $460.63 thousand +88.1%11.6%0.5 $1.36 3/15/2025180,100 shares $561.91 thousand -32.9%6.2%0.3 $3.12 2/28/2025268,500 shares $652.46 thousand +241.6%9.9%0.5 $2.43 2/15/202578,600 shares $550.20 thousand -97.8%5.2%0.1 $7.00 1/31/20253,630,000 shares $345.21 thousand -19.9%N/A0.2 $0.10 1/15/20254,530,000 shares $498.30 thousand +861.6%N/A0.2 $0.11 12/31/2024471,100 shares $56.72 thousand -64.8%N/A0 $0.12 12/15/20241,340,000 shares $137.89 thousand -35.3%N/A0.1 $0.10 11/30/20242,070,000 shares $231.84 thousand +202.9%N/A0.1 $0.11 11/15/2024683,300 shares $71.81 thousand -40.1%N/A0 $0.11 10/31/20241,140,000 shares $127.22 thousand +2.7%N/A0.1 $0.11 10/15/20241,110,000 shares $137.86 thousand +63.5%N/A0.1 $0.12 9/30/2024679,000 shares $88.61 thousand +86.2%N/A0.1 $0.13 9/15/2024364,600 shares $54.03 thousand +80.1%N/A0.1 $0.15June 12: $100 Turns Into $100,000? (Ad)The SpaceX IPO is scheduled for June 12, and former tech executive Jeff Brown - who identified Bitcoin, Tesla, and Nvidia before major runs - says the window to get in early is closing fast. Brown is showing investors how to claim a stake in Elon Musk's company before it hits the public markets. Once the IPO happens, this pre-public opportunity disappears.Click here to see how to get ahead of the SpaceX IPO 8/31/2024202,500 shares $31.83 thousand +87.7%N/A0 $0.16 8/15/2024107,900 shares $15.21 thousand -90.3%N/A0 $0.14 7/31/20241,110,000 shares $351.65 thousand +314.3%40.1%0.3 $0.32 7/15/2024267,900 shares $316.12 thousand +229.9%9.7%0.2 $1.18 6/30/202481,200 shares $128.30 thousand +29.7%5.8%0.1 $1.58 6/15/202462,600 shares $174.65 thousand +1,465.0%27.3%0.2 $2.79 5/31/20244,000 shares $43.24 thousand -93.6%1.8%0.2 $10.81 5/15/202462,500 shares $12.01 thousand +100.3%0.6%0.2 $0.19 4/30/202431,200 shares $6.55 thousand +35.1%0.3%0.1 $0.21 4/15/202423,100 shares $5.53 thousand -53.8%0.2%0.1 $0.24 3/31/202450,000 shares $18.10 thousand -51.8%0.5%0.1 $0.36 3/15/2024103,800 shares $36.98 thousand +91.5%1.3%0.3 $0.36 2/29/202454,200 shares $15.07 thousand -47.2%0.7%0.1 $0.28 2/15/2024102,600 shares $29.04 thousand -87.2%1.3%0.3 $0.28 1/31/2024802,400 shares $199.00 thousand +317.1%10.2%2.6 $0.25 1/15/2024192,400 shares $179.89 thousand -10.8%3.1%1.6 $0.94 12/31/2023215,700 shares $273.94 thousand +298.0%3.5%2.1 $1.27 12/15/202354,200 shares $93.77 thousand +30.6%0.9%0.5 $1.73 11/30/202341,500 shares $86.32 thousand +75.1%0.8%0.6 $2.08 11/15/202323,700 shares $45.50 thousand -50.3%0.5%0.3 $1.92 10/31/202347,700 shares $98.74 thousand -36.6%1.2%0.3 $2.07 10/15/202375,200 shares $101.52 thousand +22.7%1.8%0.5 $1.35 9/30/202361,300 shares $69.88 thousand -8.5%1.5%0.5 $1.14 9/15/202367,000 shares $100.50 thousand -45.2%1.6%0.4 $1.50 8/31/2023122,300 shares $209.13 thousand +69.6%3.0%0.6 $1.71 8/15/202372,100 shares $123.29 thousand -3.1%1.8%0.2 $1.71 7/31/202374,400 shares $168.14 thousand +11.4%1.8%0.2 $2.26 7/15/202366,800 shares $142.95 thousand -70.0%1.6%0 $2.14 6/30/2023222,600 shares $496.40 thousand +7.2%5.5%0.1 $2.23 6/15/2023207,600 shares $448.42 thousand -9.4%5.1%0.1 $2.16 5/31/2023229,100 shares $421.54 thousand +91.6%5.7%0.1 $1.84 5/15/2023119,600 shares $166.24 thousand -44.6%3.0%0 $1.39 4/30/2023215,800 shares $325.86 thousand +306.4%10.0%0.1 $1.51 4/15/202353,100 shares $124.79 thousand +410.6%3.1%0 $2.35 3/31/202310,400 shares $10.40 thousand -57.6%0.6%0 $1.00 3/15/202324,500 shares $30.38 thousand +49.4%2.3%0.6 $1.24 2/28/202316,400 shares $30.34 thousand +62.4%1.6%0.4 $1.85 2/15/202310,100 shares $17.37 thousand +206.1%1.0%0.3 $1.72 1/31/20233,300 shares $7.29 thousand +153.9%0.3%0.1 $2.21 1/15/20231,300 shares $3.12 thousand -63.9%0.1%0.1 $2.40 12/30/20223,600 shares $8.64 thousand -65.4%0.3%0.2 $2.40 12/15/202210,400 shares $26.52 thousand -2.8%0.8%0.6 $2.55 11/30/202210,700 shares $32.42 thousand -88.5%1.1%0.7 $3.03 11/15/202293,200 shares $17.72 thousand +24.4%N/A0.5 $0.19 10/31/202274,900 shares $11.98 thousand +21.2%N/A0.4 $0.16 10/15/202261,800 shares $12.66 thousand -65.7%N/A0.3 $0.20 9/30/2022180,000 shares $32.22 thousand -14.6%N/A0.7 $0.18 9/15/2022210,800 shares $51.86 thousand +15.0%N/A0.4 $0.25 8/31/2022183,300 shares $44.80 thousand -1.6%N/A0.3 $0.24 8/15/2022186,200 shares $48.21 thousand +17.7%N/A0.3 $0.26June 12: $100 Turns Into $100,000? (Ad)The SpaceX IPO is scheduled for June 12, and former tech executive Jeff Brown - who identified Bitcoin, Tesla, and Nvidia before major runs - says the window to get in early is closing fast. Brown is showing investors how to claim a stake in Elon Musk's company before it hits the public markets. Once the IPO happens, this pre-public opportunity disappears.Click here to see how to get ahead of the SpaceX IPO 7/31/2022158,200 shares $34.76 thousand +870.6%N/A0.3 $0.22 7/15/202216,300 shares $4.40 thousand -95.0%N/A0 $0.27 6/30/2022325,800 shares $91.22 thousand +15.4%N/A0.4 $0.28 6/15/2022282,400 shares $77.01 thousand -46.6%N/A0.3 $0.27 5/31/2022528,500 shares $160.24 thousand +80.6%N/A0.6 $0.30 5/15/2022292,600 shares $84.85 thousand -19.7%N/A0.2 $0.29 4/30/2022364,500 shares $123.20 thousand -9.5%N/A0.2 $0.34 4/15/2022402,800 shares $157.09 thousand +1,154.8%N/A0.3 $0.39 3/31/202232,100 shares $10.95 thousand -89.0%N/A0 $0.34 3/15/2022291,000 shares $93.12 thousand -46.3%1.6%0.2 $0.32 2/28/2022541,900 shares $211.34 thousand +41.6%3.1%0.4 $0.39 2/15/2022382,700 shares $133.95 thousand -69.9%2.2%0.5 $0.35 1/31/20221,270,000 shares $763.27 thousand +8.6%7.2%1.7 $0.60 1/15/20221,170,000 shares $895.05 thousand +353.7%6.6%1.6 $0.77 12/31/2021257,900 shares $181.15 thousand +8.8%1.5%0.4 $0.70 12/15/2021237,000 shares $218.18 thousand -21.5%1.4%1.1 $0.92 11/30/2021301,800 shares $338.02 thousand +16.1%1.7%1.4 $1.12 11/15/2021260,000 shares $293.80 thousand -19.7%1.5%1.3 $1.13 10/29/2021323,900 shares $446.98 thousand -10.8%1.9%2.2 $1.38 10/15/2021363,200 shares $533.90 thousand -2.6%2.1%2.7 $1.47 9/30/2021373,000 shares $555.77 thousand -16.9%2.2%2.1 $1.49 9/15/2021448,700 shares $695.49 thousand +6.9%2.6%0.9 $1.55 8/31/2021419,600 shares $713.32 thousand 0.0%2.6%0.8 $1.70 8/13/2021419,700 shares $700.90 thousand -3.9%2.6%0.8 $1.67 7/30/2021436,900 shares $751.47 thousand -28.0%2.9%0.9 $1.72 7/15/2021607,000 shares $1.09 million +57.5%4.0%1.2 $1.80 6/30/2021385,400 shares $755.38 thousand +30.4%2.6%0.8 $1.96 6/15/2021295,600 shares $588.24 thousand +1.2%2.0%1.9 $1.99 5/28/2021292,100 shares $540.39 thousand -12.7%1.9%1.3 $1.85 CNSP Short Interest - Frequently Asked Questions What is CNS Pharmaceuticals' current short interest? Short interest is the volume of CNS Pharmaceuticals shares that have been sold short but have not yet been covered or closed out. As of April 30th, investors have sold 38,968 shares of CNSP short. 4.80% of CNS Pharmaceuticals' shares are currently sold short. Learn More on CNS Pharmaceuticals' current short interest. What is a good short interest ratio for CNS 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. CNSP shares currently have a short interest ratio of 2.1. Learn More on CNS Pharmaceuticals's short interest ratio. What is a good short interest percentage for CNS 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. 4.80% of CNS Pharmaceuticals' floating shares are currently sold short. Is CNS Pharmaceuticals' short interest increasing or decreasing? CNS Pharmaceuticals saw a drop in short interest in April. As of April 30th, there was short interest totaling 38,968 shares, a drop of 33.2% from the previous total of 58,320 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. How does CNS Pharmaceuticals' short interest compare to its competitors? 4.80% of CNS Pharmaceuticals' shares are currently sold short. Here is how the short interest of companies in the industry of "pharmaceutical products" compare to CNS Pharmaceuticals: Exicure, Inc. (1.74%), Traws Pharma, Inc. (6.41%), Quince Therapeutics, Inc. (13.16%), Pasithea Therapeutics Corp. (1.09%), Longeveron Inc. (12.63%), Quantum Biopharma Ltd. (8.09%), Lipocine Inc. (2.25%), Anebulo Pharmaceuticals, Inc. (1.77%), Cocrystal Pharma, Inc. (5.92%), NLS Pharmaceutics Ltd. (1.24%), 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 ($86.09 billion), Invesco QQQ ($39.89 billion), iShares Russell 2000 ETF ($26.13 billion), Western Digital Corporation ($12.66 billion), Salesforce Inc. ($12.29 billion), Sandisk Corporation ($11.87 billion), SPDR S&P Biotech ETF ($9.82 billion), Lumentum Holdings Inc. ($8.51 billion), iShares 20+ Year Treasury Bond ETF ($7.76 billion), and Bloom Energy Corporation ($7.40 billion). View all of the most shorted stocks. What does it mean to sell short CNS Pharmaceuticals stock? Short selling CNSP is an investing strategy that aims to generate trading profit from CNS Pharmaceuticals as its price is falling. CNSP 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 CNS Pharmaceuticals? A short squeeze for CNS 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 CNSP, which in turn drives the price of the stock up even further. How often is CNS 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 CNSP, twice per month. The most recent reporting period available is April, 30 2026. What do CNSP's short interest metrics mean? Understanding short interest metrics can help you assess how traders are positioning around a stock like CNSP: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. More Short Interest Resources from MarketBeat Related Companies Exicure Short Interest Data Traws Pharma Short Interest Data Quince Therapeutics Short Interest Data Pasithea Therapeutics Short Interest Data Longeveron Short Interest Data Quantum Biopharma Short Interest Data Lipocine Short Interest Data Anebulo Pharmaceuticals Short Interest Data Cocrystal Pharma Short Interest Data NLS Pharmaceutics 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:CNSP) was last updated on 5/24/2026 by MarketBeat.com Staff. From Our PartnersHey, it's Jon Najarian. The SpaceX IPO is right around the corner. But I discovered Elon may have something BIGGER planned. 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