F5 (FFIV) Short Interest Ratio & Short Volume $288.20 +1.31 (+0.45%) As of 10:04 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock F5 Short Interest DataF5 (FFIV) has a short interest of 1.69 million shares, representing 2.96% of the float (the number of shares available for trading by the public). This marks a 0.00% change in short interest from the previous month. The short interest ratio (days to cover) is 2.9, indicating that it would take 2.9 days of the average trading volume of 571,053 shares to cover all short positions.Current Short Interest1,690,000 sharesPrevious Short Interest1,690,000 sharesChange Vs. Previous MonthNo ChangeDollar Volume Sold Short$447.41 millionShort Interest Ratio2.9 Days to CoverLast Record DateApril 30, 2025Outstanding Shares57,432,000 sharesFloat Size57,000,000 sharesShort Percent of Float2.96%Today's Trading Volume16,642 sharesAverage Trading Volume571,053 sharesToday's Volume Vs. Average3% Short Selling F5? Sign up to receive the latest short interest report for F5 and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartFFIV Short Interest Over TimeFFIV Days to Cover Over TimeFFIV Percentage of Float Shorted Over Time F5 Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/20251,690,000 shares $447.41 million No Change3.0%2.9 $264.74 4/15/20251,690,000 shares $445.37 million +30.0%3.0%2.7 $263.53 3/31/20251,300,000 shares $346.15 million -12.8%2.3%2.1 $266.27 3/15/20251,490,000 shares $391.07 million -2.6%2.6%2.6 $262.46 2/28/20251,530,000 shares $447.42 million +1.3%2.7%2.6 $292.43 2/15/20251,510,000 shares $468.37 million -17.9%2.6%2.7 $310.18 1/31/20251,840,000 shares $546.96 million +12.9%3.2%3.3 $297.26 1/15/20251,630,000 shares $427.55 million +4.5%2.8%2.9 $262.30 12/31/20241,560,000 shares $392.29 million +5.4%2.7%2.8 $251.47 12/15/20241,480,000 shares $387.48 million -31.2%2.6%2.5 $261.81 Get the Latest News and Ratings for FFIV and Related StocksEnter your email address below to receive the latest news and analysts' ratings for F5 and its competitors with MarketBeat's FREE daily newsletter. 11/30/20242,150,000 shares $538.25 million +2.9%3.7%3.5 $250.35 11/15/20242,090,000 shares $498.17 million -9.9%3.6%3.3 $238.36 10/31/20242,320,000 shares $542.60 million +9.4%4.0%3.8 $233.88 10/15/20242,120,000 shares $460.04 million -4.5%3.7%3.6 $217.00 9/30/20242,220,000 shares $488.84 million -3.1%3.8%3.9 $220.20 9/15/20242,290,000 shares $481.61 million +14.5%4.0%4.1 $210.31 8/31/20242,000,000 shares $406.30 million -8.3%3.5%3.8 $203.15 8/15/20242,180,000 shares $426.34 million -12.5%3.8%4.1 $195.57 7/31/20242,490,000 shares $507.06 million +0.8%4.3%4.5 $203.64 7/15/20242,470,000 shares $441.61 million -7.8%4.2%4.6 $178.79 6/30/20242,680,000 shares $461.58 million +11.7%4.6%5.1 $172.23 6/15/20242,400,000 shares $402.19 million -19.5%4.1%4.6 $167.58 5/31/20242,980,000 shares $503.53 million +23.1%5.1%6.2 $168.97 5/15/20242,420,000 shares $423.62 million +25.4%4.2%5.2 $175.05 4/30/20241,930,000 shares $319.05 million +2.7%3.3%4.2 $165.31 4/15/20241,880,000 shares $345.51 million +9.9%3.2%4.2 $183.78 3/31/20241,710,000 shares $324.20 million -6.0%2.9%3.8 $189.59 3/15/20241,820,000 shares $341.98 million -1.1%3.1%4.2 $187.90 2/29/20241,840,000 shares $344.48 million +11.5%3.2%3.9 $187.22 2/15/20241,650,000 shares $302.84 million -1.8%2.8%3.2 $183.54 1/31/20241,680,000 shares $308.62 million -10.2%2.9%3.2 $183.70 1/15/20241,870,000 shares $329.40 million -9.2%3.2%3.6 $176.15 12/31/20232,060,000 shares $368.70 million -9.3%3.5%3.9 $178.98 12/15/20232,270,000 shares $403.20 million +44.6%3.8%4.3 $177.62 11/30/20231,570,000 shares $268.77 million +19.9%2.7%3.1 $171.19 11/15/20231,310,000 shares $215.82 million -5.1%2.2%2.9 $164.75 10/31/20231,380,000 shares $209.19 million +0.7%2.3%3.4 $151.59 10/15/20231,370,000 shares $206.20 million No Change2.3%3 $150.51 9/30/20231,370,000 shares $220.76 million -6.2%2.3%3 $161.14 9/15/20231,460,000 shares $231.37 million +9.8%2.5%3 $158.47Elon just did WHAT!? (Ad)As you may recall, Biden and the Fed were working on a central bank digital currency, or CBDC. Had they gotten away with it, the Fed and U.S. banks could have seized control of our financial lives forever. But Trump stopped them cold on January 23rd, 2025, when he outlawed CBDCs… Paving the way for Elon Musk's secret master plan.Click here to see how to claim your stake before they launch to avoid missing out. 8/31/20231,330,000 shares $217.67 million -11.9%2.3%2.5 $163.66 8/15/20231,510,000 shares $234.88 million +0.7%2.6%2.7 $155.55 7/31/20231,500,000 shares $237.36 million -14.8%2.6%2.5 $158.24 7/15/20231,760,000 shares $258.47 million No ChangeN/A3 $146.86 6/30/20231,760,000 shares $257.42 million -13.3%N/A2.8 $146.26 6/15/20232,030,000 shares $307.57 million +3.1%N/A3.4 $151.51 5/31/20231,970,000 shares $290.73 million +4.2%N/A3.4 $147.58 5/15/20231,890,000 shares $264.49 million No ChangeN/A3.5 $139.94 4/30/20231,890,000 shares $253.94 million +2.7%N/A3.4 $134.36 4/15/20231,840,000 shares $267.63 million +2.8%N/A3.2 $145.45 3/31/20231,790,000 shares $260.79 million +3.5%N/A3.5 $145.69 3/15/20231,730,000 shares $239.67 million -2.8%N/A3.4 $138.54 2/28/20231,780,000 shares $254.50 million -2.2%N/A3.5 $142.98 2/15/20231,820,000 shares $268.54 million -3.2%N/A3.5 $147.55 1/31/20231,880,000 shares $277.60 million +13.3%N/A3.6 $147.66 1/15/20231,660,000 shares $243.31 million -1.8%N/A3 $146.57 12/30/20221,690,000 shares $242.53 million -11.5%N/A3.2 $143.51 12/15/20221,910,000 shares $279.45 million No ChangeN/A3.5 $146.31 11/30/20221,910,000 shares $295.31 million -9.5%N/A3.5 $154.61 11/15/20222,110,000 shares $320.15 million -6.2%N/A3.9 $151.73 10/31/20222,250,000 shares $321.55 million -6.6%N/A4.4 $142.91 10/15/20222,410,000 shares $338.46 million +9.6%4.1%4.7 $140.44 9/30/20222,200,000 shares $318.41 million -9.8%3.7%4.1 $144.73 9/15/20222,440,000 shares $367.54 million -8.6%4.1%4.7 $150.63 8/31/20222,670,000 shares $419.35 million +9.4%4.5%5.3 $157.06 8/15/20222,440,000 shares $422.75 million +3.8%4.1%4.9 $173.26 7/31/20222,350,000 shares $393.30 million +7.8%4.0%4.2 $167.36 7/15/20222,180,000 shares $323.36 million +10.7%N/A3.7 $148.33 6/30/20221,970,000 shares $301.49 million +9.4%N/A3.7 $153.04 6/15/20221,800,000 shares $275.89 million -4.3%N/A3.4 $153.27 5/31/20221,880,000 shares $306.52 million -6.0%N/A3.5 $163.04 5/15/20222,000,000 shares $337.14 million +4.7%N/A3.4 $168.57 4/30/20221,910,000 shares $319.75 million -8.6%N/A3.3 $167.41 4/15/20222,090,000 shares $417.02 million No ChangeN/A3.2 $199.53 3/31/20222,090,000 shares $436.71 million +1.5%N/A3.2 $208.95 3/15/20222,060,000 shares $400.11 million +6.7%N/A3.2 $194.23 2/28/20221,930,000 shares $387.64 million -9.0%N/A3 $200.85 2/15/20222,120,000 shares $427.50 million -9.4%N/A3.3 $201.65 1/31/20222,340,000 shares $485.83 million +19.4%N/A3.8 $207.62 1/15/20221,960,000 shares $462.81 million -1.0%N/A0 $236.13 12/31/20211,980,000 shares $484.53 million -12.0%N/A4.5 $244.71 12/15/20212,250,000 shares $530.75 million -7.4%N/A5.2 $235.89 11/30/20212,430,000 shares $553.02 million -1.6%N/A5.9 $227.58 11/15/20212,470,000 shares $570.50 million -20.8%N/A5.9 $230.97 10/29/20213,120,000 shares $658.79 million +1.3%N/A7.9 $211.15 10/15/20213,080,000 shares $629.34 million -3.5%N/A7.5 $204.33 9/30/20213,190,000 shares $634.11 million -1.9%N/A7.6 $198.78 9/15/20213,250,000 shares $677.01 million +5.5%N/A7.5 $208.31 8/31/20213,080,000 shares $627.00 million +4.8%N/A6.8 $203.57 8/13/20212,940,000 shares $600.85 million -3.3%N/A6.3 $204.37Elon just did WHAT!? 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But Trump stopped them cold on January 23rd, 2025, when he outlawed CBDCs… Paving the way for Elon Musk's secret master plan.Click here to see how to claim your stake before they launch to avoid missing out. 7/30/20213,040,000 shares $627.79 million -4.1%N/A6.2 $206.51 7/15/20213,170,000 shares $586.45 million +7.5%5.3%6 $185.00 6/30/20212,950,000 shares $550.65 million +8.5%5.0%5.4 $186.66 6/15/20212,720,000 shares $515.14 million -5.6%4.6%4.6 $189.39 5/28/20212,880,000 shares $534.04 million +11.2%4.9%4.8 $185.43 5/14/20212,590,000 shares $464.44 million -5.8%4.4%4 $179.32 4/30/20212,750,000 shares $524.04 million -5.8%4.6%4 $190.56 4/15/20212,920,000 shares $611.21 million -6.7%N/A4.1 $209.32 3/31/20213,130,000 shares $649.88 million -4.9%N/A4.2 $207.63 3/15/20213,290,000 shares $645.43 million No ChangeN/A4.6 $196.18 2/26/20213,290,000 shares $625.23 million -6.5%N/A4.5 $190.04 2/12/20213,520,000 shares $726.07 million +25.3%N/A4.8 $206.27 1/29/20212,810,000 shares $565.79 million -11.4%N/A3.7 $201.35 1/15/20213,170,000 shares $613.17 million -3.7%N/A3.8 $193.43 12/31/20203,290,000 shares $577.92 million +5.8%N/A4.2 $175.66 12/15/20203,110,000 shares $532.43 million -3.4%N/A4 $171.20 11/30/20203,220,000 shares $529.85 million -15.0%N/A4.1 $164.55 11/15/20203,790,000 shares $604.35 million -13.1%N/A4.8 $159.46 10/30/20204,360,000 shares $582.37 million +16.6%N/A5.7 $133.57 10/15/20203,740,000 shares $482.87 million -3.1%N/A5 $129.11 9/30/20203,860,000 shares $473.89 million +5.2%N/A5.1 $122.77 9/15/20203,670,000 shares $445.87 million +3.4%N/A4.5 $121.49 8/31/20203,550,000 shares $469.77 million -1.4%N/A4.3 $132.33 8/14/20203,600,000 shares $489.78 million +7.1%N/A4.3 $136.05 7/31/20203,360,000 shares $456.62 million +6.7%N/A3.9 $135.90 7/15/20203,150,000 shares $453.32 million +13.7%N/A3.6 $143.91 6/30/20202,770,000 shares $380.63 million +8.6%N/A3.1 $137.41 6/15/20202,550,000 shares $357 million +20.9%N/A2.9 $140.00 5/29/20202,110,000 shares $305.78 million +19.2%N/A2.2 $144.92 FFIV Short Interest - Frequently Asked Questions What is F5's current short interest? Short interest is the volume of F5 shares that have been sold short but have not yet been covered or closed out. As of April 30th, investors have sold 1,690,000 shares of FFIV short. 2.96% of F5's shares are currently sold short. Learn More on F5's current short interest. What is a good short interest ratio for F5? 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. FFIV shares currently have a short interest ratio of 3.0. Learn More on F5's short interest ratio. Which institutional investors are shorting F5? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of F5: Jane Street Group LLC, Twin Tree Management LP, Walleye Trading LLC, Walleye Capital LLC, and Arrowpoint Investment Partners Singapore Pte. Ltd.. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. What is a good short interest percentage for F5? 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. 2.96% of F5's floating shares are currently sold short. What is F5's float size? F5 currently has issued a total of 57,432,000 shares. Some of F5's 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. F5 currently has a public float of 57,000,000 shares. How does F5's short interest compare to its competitors? 2.96% of F5's shares are currently sold short. Here is how the short interest of companies compare to F5: Juniper Networks, Inc. (2.80%), Ciena Co. (3.01%), EchoStar Co. (4.37%), InterDigital, Inc. (7.38%), Calix, Inc. (3.81%), Extreme Networks, Inc. (4.11%), Infinera Co. (0.07%), Viasat, Inc. (19.44%), Digi International Inc. (4.94%), Harmonic Inc. (2.57%), Which stocks are the most shorted right now? As of the most recent reporting period, the following stocks had the largest short interest positions: Spotify Technology S.A. ($4.67 billion), Charter Communications, Inc. ($4.58 billion), Capital One Financial Co. ($4.47 billion), The Kroger Co. ($2.56 billion), Reddit, Inc. ($2.23 billion), Rivian Automotive, Inc. ($2.16 billion), Live Nation Entertainment, Inc. ($1.90 billion), SoFi Technologies, Inc. ($1.85 billion), Zscaler, Inc. ($1.75 billion), and Omnicom Group Inc. ($1.75 billion). View all of the most shorted stocks. What does it mean to sell short F5 stock? Short selling FFIV is an investing strategy that aims to generate trading profit from F5 as its price is falling. FFIV shares are trading up $1.20 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 F5? A short squeeze for F5 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 FFIV, which in turn drives the price of the stock up even further. How often is F5's 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 FFIV, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies JNPR Short Interest CIEN Short Interest SATS Short Interest IDCC Short Interest CALX Short Interest EXTR Short Interest INFN Short Interest VSAT Short Interest DGII Short Interest HLIT Short Interest Short Interest Tools Stocks to Short Largest Short Interest Positions Short Interest Increases Short Interest Decreases Short Interest Reporting Dates This page (NASDAQ:FFIV) was last updated on 5/21/2025 by MarketBeat.com Staff From Our PartnersMarket Panic: Trump Just Dropped a Bomb on Your Stockstock Market Panic: Trump Just Dropped a Bomb on Your Stocks The market is in freefall—and Trump's new tarif...American Alternative | SponsoredGold Hits New Highs as Global Markets SpiralWhen Trump took office in 2017, gold was just $1,100 an ounce. By the time he left, it had soared to $1,839. ...Premier Gold Co | SponsoredWhite House to reset Social Security?Elon Musk's parting DOGE gift looks set to shock America... 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