Fortinet (FTNT) Short Interest Ratio & Short Volume $104.79 +0.04 (+0.04%) As of 05/20/2025 04:00 PM Eastern Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Fortinet Short Interest DataFortinet (FTNT) has a short interest of 20.52 million shares. This marks a 6.54% increase in short interest from the previous month. The short interest ratio (days to cover) is 3.8, indicating that it would take 3.8 days of the average trading volume of 4.97 million shares to cover all short positions.Current Short Interest20,520,000 sharesPrevious Short Interest19,260,000 sharesChange Vs. Previous Month+6.54%Dollar Volume Sold Short$2.13 billionShort Interest Ratio3.8 Days to CoverLast Record DateApril 30, 2025Outstanding Shares765,416,000 sharesPercentage of Shares Shorted2.68%Today's Trading Volume3,955,890 sharesAverage Trading Volume4,970,781 sharesToday's Volume Vs. Average80% Short Selling Fortinet? Sign up to receive the latest short interest report for Fortinet and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartFTNT Short Interest Over TimeFTNT Days to Cover Over TimeFTNT Percentage of Float Shorted Over Time Fortinet Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 4/30/202520,520,000 shares $2.13 billion +6.5%N/A3.8 $103.76 4/15/202519,260,000 shares $1.91 billion -11.7%3.1%3.8 $99.20 3/31/202521,810,000 shares $2.10 billion +14.0%3.5%4.3 $96.26 3/15/202519,140,000 shares $1.84 billion +6.6%3.0%4.2 $96.25 2/28/202517,960,000 shares $1.94 billion +32.2%2.9%4 $108.01 2/15/202513,590,000 shares $1.52 billion -10.4%2.2%3.1 $111.64 1/31/202515,170,000 shares $1.53 billion +1.2%N/A3.1 $100.88 1/15/202514,990,000 shares $1.39 billion -6.6%N/A3.3 $93.06 12/31/202416,040,000 shares $1.52 billion +5.0%N/A3.6 $94.48 12/15/202415,280,000 shares $1.50 billion +19.8%N/A3.4 $97.95 Get the Latest News and Ratings for FTNT and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Fortinet and its competitors with MarketBeat's FREE daily newsletter. 11/30/202412,750,000 shares $1.21 billion +1.0%N/A2.7 $95.05 11/15/202412,620,000 shares $1.19 billion +0.4%N/A2.7 $94.20 10/31/202412,570,000 shares $988.76 million -2.9%N/A2.9 $78.66 10/15/202412,950,000 shares $1.07 billion -0.3%N/A2.7 $82.64 9/30/202412,990,000 shares $1.01 billion -10.5%N/A2.5 $77.55 9/15/202414,520,000 shares $1.09 billion +5.8%N/A2.7 $75.01 8/31/202413,720,000 shares $1.05 billion +5.7%N/A2.5 $76.71 8/15/202412,980,000 shares $952.73 million -24.1%N/A2.3 $73.40 7/31/202417,110,000 shares $993.06 million +0.7%N/A3 $58.04 7/15/202417,000,000 shares $1.02 billion +5.9%N/A3 $59.90 6/30/202416,060,000 shares $967.94 million +12.6%N/A3 $60.27 6/15/202414,260,000 shares $866.72 million -14.2%N/A2.6 $60.78 5/31/202416,610,000 shares $985.31 million +30.2%N/A3.2 $59.32 5/15/202412,760,000 shares $774.91 million -20.9%N/A2.5 $60.73 4/30/202416,140,000 shares $1.02 billion +15.5%N/A2.8 $63.18 4/15/202413,970,000 shares $904.28 million +5.9%N/A2.4 $64.73 3/31/202413,190,000 shares $901.01 million -0.8%N/A2.1 $68.31 3/15/202413,300,000 shares $887.38 million +3.4%N/A2.2 $66.72 2/29/202412,860,000 shares $888.75 million +16.7%N/A1.9 $69.11 2/15/202411,020,000 shares $774.27 million -3.3%N/A1.6 $70.26 1/31/202411,400,000 shares $735.19 million -1.6%N/A1.6 $64.49 1/15/202411,580,000 shares $723.06 million -9.3%N/A1.6 $62.44 12/31/202312,770,000 shares $747.43 million -18.2%N/A1.8 $58.53 12/15/202315,610,000 shares $902.73 million +26.8%N/A2.2 $57.83 11/30/202312,310,000 shares $647.01 million +6.7%N/A1.8 $52.56 11/15/202311,540,000 shares $589.23 million +1.6%N/A1.8 $51.06 10/31/202311,360,000 shares $649.45 million -14.1%N/A1.7 $57.17 10/15/202313,230,000 shares $764.16 million +13.7%N/A2.1 $57.76 9/30/202311,640,000 shares $683.04 million +34.1%N/A1.9 $58.68 9/15/20238,680,000 shares $529.65 million -12.0%N/A1.5 $61.02URGENT: Someone's Moving Gold Out of London... 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Go here to learn about my Top Four picks for the coming bull mania. 8/31/20239,860,000 shares $593.67 million -5.2%N/A1.6 $60.21 8/15/202310,400,000 shares $615.37 million +8.8%N/A1.6 $59.17 7/31/20239,560,000 shares $743.00 million -5.6%N/A1.6 $77.72 7/15/202310,130,000 shares $799.46 million -5.2%N/A1.9 $78.92 6/30/202310,690,000 shares $808.06 million -23.0%N/A2.1 $75.59 6/15/202313,880,000 shares $1.02 billion +9.1%N/A2.8 $73.59 5/31/202312,720,000 shares $869.16 million +17.3%N/A2.7 $68.33 5/15/202310,840,000 shares $743.19 million -4.9%N/A2.5 $68.56 4/30/202311,400,000 shares $718.77 million -4.8%N/A2.4 $63.05 4/15/202311,970,000 shares $814.80 million -6.4%N/A2.5 $68.07 3/31/202312,790,000 shares $850.02 million -5.3%N/A2.5 $66.46 3/15/202313,510,000 shares $815.87 million -0.7%N/A2.7 $60.39 2/28/202313,610,000 shares $808.98 million +2.6%N/A2.6 $59.44 2/15/202313,270,000 shares $833.49 million -1.8%N/A2.5 $62.81 1/31/202313,510,000 shares $707.11 million -15.0%N/A2.5 $52.34 1/15/202315,900,000 shares $777.03 million +9.4%N/A3 $48.87 12/30/202214,530,000 shares $710.37 million +11.2%N/A2.7 $48.89 12/15/202213,070,000 shares $681.86 million +12.1%N/A2.4 $52.17 11/30/202211,660,000 shares $619.85 million +12.6%N/A2.2 $53.16 11/15/202210,360,000 shares $582.23 million +19.2%N/A1.9 $56.20 10/31/20228,690,000 shares $496.72 million -4.4%N/A1.6 $57.16 10/15/20229,090,000 shares $437.50 million -19.5%N/A1.7 $48.13 9/30/202211,290,000 shares $554.68 million -7.2%N/A2.1 $49.13 9/15/202212,160,000 shares $617.97 million +33.3%N/A2.3 $50.82 8/31/20229,120,000 shares $444.05 million +7.9%N/A1.7 $48.69 8/15/20228,450,000 shares $456.98 million -16.6%N/A1.5 $54.08 7/31/202210,130,000 shares $604.25 million -12.0%N/A1.6 $59.65 7/15/202211,510,000 shares $693.13 million +10.7%N/A1.8 $60.22 6/30/202210,400,000 shares $588.43 million -12.5%N/A1.6 $56.58 6/15/202211,890,000 shares $659.94 million +335.5%N/A1.8 $55.50 5/31/20222,730,000 shares $803.00 million +3.8%2.0%2 $294.14 5/15/20222,630,000 shares $740.48 million +42.9%2.0%1.8 $281.55 4/30/20221,840,000 shares $531.78 million -6.6%1.4%1.4 $289.01 4/15/20221,970,000 shares $653.57 million -7.5%1.5%1.5 $331.76 3/31/20222,130,000 shares $727.91 million -9.8%1.6%1.5 $341.74 3/15/20222,360,000 shares $668.64 million +4.4%1.8%1.6 $283.32 2/28/20222,260,000 shares $778.62 million -4.2%1.7%1.4 $344.52 2/15/20222,360,000 shares $760.91 million -15.4%1.7%1.5 $322.42 1/31/20222,790,000 shares $829.30 million +3.3%2.1%1.9 $297.24 1/15/20222,700,000 shares $843.86 million +4.3%N/A1.9 $312.54 12/31/20212,590,000 shares $930.85 million +22.2%1.9%2 $359.40 12/15/20212,120,000 shares $713.97 million +19.1%1.6%1.8 $336.78 11/30/20211,780,000 shares $591.16 million -3.8%1.3%1.8 $332.11 11/15/20211,850,000 shares $619.99 million -13.6%1.4%2.1 $335.13 10/29/20212,140,000 shares $719.77 million -4.0%1.6%2.3 $336.34 10/15/20212,230,000 shares $703.10 million +5.2%1.6%2.4 $315.29 9/30/20212,120,000 shares $619.12 million -0.5%1.6%2.2 $292.04 9/15/20212,130,000 shares $642.26 million +15.1%1.6%2.2 $301.53 8/31/20211,850,000 shares $583.01 million -14.4%1.4%2 $315.14 8/13/20212,160,000 shares $668.15 million +14.3%1.6%2.4 $309.33Washington Is Broke—and Eyeing Your Savings Next (Ad)Washington is running out of money…And guess where they'll look next? 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The Department of Justice just admitted that cash isn't legally YOUR property.Get your free guide now by clicking here >> 7/30/20211,890,000 shares $514.53 million -2.6%1.4%2 $272.24 7/15/20211,940,000 shares $497.22 million -10.2%1.4%2 $256.30 6/30/20212,160,000 shares $514.49 million -3.1%1.6%2.3 $238.19 6/15/20212,230,000 shares $513.03 million -3.0%1.6%2.3 $230.06 5/28/20212,300,000 shares $502.64 million -11.9%1.7%2.1 $218.54 5/14/20212,610,000 shares $517.80 million -3.7%1.9%2.1 $198.39 4/30/20212,710,000 shares $529.72 million -14.0%2.0%2.1 $195.47 4/15/20213,150,000 shares $627.86 million -20.7%2.3%2.5 $199.32 3/31/20213,970,000 shares $719.88 million -22.8%2.9%3.1 $181.33 3/15/20215,140,000 shares $968.12 million +33.9%3.8%4 $188.35 2/26/20213,840,000 shares $645.12 million +34.7%2.8%3.2 $168.00 2/12/20212,850,000 shares $464.58 million +4.4%2.1%2.6 $163.01 1/29/20212,730,000 shares $405.49 million -6.2%2.0%2.5 $148.53 1/15/20212,910,000 shares $429.31 million -3.6%2.2%2.6 $147.53 12/31/20203,020,000 shares $447.02 million -8.2%2.2%2.5 $148.02 12/15/20203,290,000 shares $429.97 million -1.5%2.4%2.7 $130.69 11/30/20203,340,000 shares $413.46 million -2.6%2.5%2.8 $123.79 11/15/20203,430,000 shares $397.61 million +0.9%2.5%2.7 $115.92 10/30/20203,400,000 shares $401.20 million -33.6%2.5%2.7 $118.00 10/15/20205,120,000 shares $666.32 million +1.0%3.8%4.1 $130.14 9/30/20205,070,000 shares $597.30 million +2.6%3.8%3.7 $117.81 9/15/20204,940,000 shares $583.91 million +1.2%3.7%3.4 $118.20 8/31/20204,880,000 shares $644.21 million +3.0%3.6%3.2 $132.01 8/14/20204,740,000 shares $604.82 million +18.5%3.5%3.1 $127.60 7/31/20204,000,000 shares $553.20 million -13.6%3.0%2.4 $138.30 7/15/20204,630,000 shares $622.64 million -6.3%3.4%2.7 $134.48 6/30/20204,940,000 shares $678.11 million -8.2%3.7%2.9 $137.27 6/15/20205,380,000 shares $731.20 million +1.7%4.0%2.7 $135.91 5/29/20205,290,000 shares $736.37 million -0.6%3.9%2.3 $139.20 FTNT Short Interest - Frequently Asked Questions What is Fortinet's current short interest? Short interest is the volume of Fortinet shares that have been sold short but have not yet been covered or closed out. As of April 30th, traders have sold 20,520,000 shares of FTNT short. Learn More on Fortinet's current short interest. What is a good short interest ratio for Fortinet? 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. FTNT shares currently have a short interest ratio of 4.0. Learn More on Fortinet's short interest ratio. Which institutional investors are shorting Fortinet? As of the most recent reporting period, the following institutional investors, funds, and major shareholders have reported short positions of Fortinet: Jane Street Group LLC, Goldman Sachs Group Inc., Pentwater Capital Management LP, Millennium Management LLC, Ardsley Advisory Partners LP, Alyeska Investment Group L.P., Cubist Systematic Strategies LLC, Caption Management LLC, Twin Tree Management LP, BNP Paribas Financial Markets, Eisler Capital Management Ltd., PEAK6 LLC, Jane Street Group LLC, Walleye Trading LLC, Walleye Capital LLC, Capital Fund Management S.A., Garda Capital Partners LP, Simplex Trading LLC, JPMorgan Chase & Co., Citigroup Inc., Baader Bank Aktiengesellschaft, Allianz Asset Management GmbH, Caas Capital Management LP, Fulcrum Asset Management LLP, and IMC Chicago LLC. These positions are disclosed in Form 13F filings with the Securities and Exchange Commission. Is Fortinet's short interest increasing or decreasing? Fortinet saw a increase in short interest in the month of April. As of April 30th, there was short interest totaling 20,520,000 shares, an increase of 6.5% from the previous total of 19,260,000 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. How does Fortinet's short interest compare to its competitors? Here is how the short interest of companies compare to Fortinet: ServiceNow, Inc. (2.10%), Axon Enterprise, Inc. (1.88%), Commvault Systems, Inc. (4.91%), Qualys, Inc. (7.80%), C3.ai, Inc. (16.13%), Progress Software Co. (13.56%), Microsoft Co. (0.69%), Oracle Co. (1.41%), Palo Alto Networks, Inc. (3.81%), Logitech International S.A. (3.46%), 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 Fortinet stock? Short selling FTNT is an investing strategy that aims to generate trading profit from Fortinet as its price is falling. FTNT shares are trading up $0.04 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 Fortinet? A short squeeze for Fortinet 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 FTNT, which in turn drives the price of the stock up even further. How often is Fortinet'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 FTNT, twice per month. The most recent reporting period available is April, 30 2025. More Short Interest Resources from MarketBeat Related Companies NOW Short Interest AXON Short Interest CVLT Short Interest QLYS Short Interest AI Short Interest PRGS Short Interest MSFT Short Interest ORCL Short Interest PANW Short Interest LOGI 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:FTNT) 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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