Intrusion (INTZ) Short Interest Ratio & Short Volume $2.08 -0.06 (-2.80%) Closing price 07/24/2025 04:00 PM EasternExtended Trading$2.10 +0.02 (+1.20%) As of 07:07 AM 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 Polygon.io. Learn more. Add Compare Share Share Short Interest Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Intrusion Short Interest DataIntrusion (INTZ) has a short interest of 1.47 million shares, representing 8.35% of the float (the number of shares available for trading by the public). This marks a -4.55% decrease in short interest from the previous month. The short interest ratio (days to cover) is 2.8, indicating that it would take 2.8 days of the average trading volume of 348,103 shares to cover all short positions.Current Short Interest1,470,000 sharesPrevious Short Interest1,540,000 sharesChange Vs. Previous Month-4.55%Dollar Volume Sold Short$3.37 millionShort Interest Ratio2.8 Days to CoverLast Record DateJune 30, 2025Outstanding Shares19,900,000 sharesFloat Size17,610,000 sharesShort Percent of Float8.35%Today's Trading Volume172,020 sharesAverage Trading Volume348,103 sharesToday's Volume Vs. Average49% Short Selling Intrusion? Sign up to receive the latest short interest report for Intrusion and its competitors with MarketBeat's FREE newsletter. Email Address Skip Charts & View Short Interest HistoryShort Interest ChartDays to Cover ChartShort Percent of Float ChartINTZ Short Interest Over TimeINTZ Days to Cover Over TimeINTZ Percentage of Float Shorted Over Time Intrusion Short Interest History Export to ExcelReport DateTotal Shares Sold ShortDollar Volume Sold ShortChange from Previous ReportPercentage of Float ShortedDays to CoverPrice on Report Date 6/30/20251,470,000 shares $3.37 million -4.6%8.4%2.8 $2.29 6/15/20251,540,000 shares $3.02 million +68.0%8.8%2.9 $1.96 5/31/2025916,900 shares $1.19 million -42.7%5.2%1.7 $1.30 5/15/20251,600,000 shares $2.54 million +25.0%9.1%3.5 $1.59 4/30/20251,280,000 shares $1.61 million +9.4%7.3%2.4 $1.26 4/15/20251,170,000 shares $1.28 million -21.5%6.7%1.7 $1.09 3/31/20251,490,000 shares $1.67 million +82.5%8.6%0.7 $1.12 3/15/2025816,300 shares $922.42 thousand +7.2%4.7%0.1 $1.13 2/28/2025761,400 shares $647.19 thousand +60.4%4.5%0.1 $0.85 2/15/2025474,700 shares $788.00 thousand +27.9%2.8%0.1 $1.66 Get the Latest News and Ratings for INTZ and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Intrusion and its competitors with MarketBeat's FREE daily newsletter. 1/31/2025371,100 shares $642.00 thousand -61.4%2.5%0 $1.73 1/15/2025961,400 shares $2.57 million -70.3%7.2%0.1 $2.67 12/31/20243,240,000 shares $9.98 million +1,202.3%24.9%0.5 $3.08 12/15/2024248,800 shares $116.29 thousand +26.6%3.1%1.2 $0.47 11/30/2024196,600 shares $110.10 thousand +33.0%2.7%1.1 $0.56 11/15/2024147,800 shares $99.11 thousand -1.6%2.1%1.1 $0.67 10/31/2024150,200 shares $116.45 thousand +0.5%2.5%1.2 $0.78 10/15/2024149,400 shares $104.57 thousand -26.8%2.5%1.3 $0.70 9/30/2024204,000 shares $175.44 thousand +188.1%3.4%1.9 $0.86 9/15/202470,800 shares $74.34 thousand +19.4%1.2%0.9 $1.05 8/31/202459,300 shares $72.94 thousand -28.9%1.0%0.8 $1.23 8/15/202483,400 shares $108.84 thousand -0.5%1.4%1 $1.31 7/31/202483,800 shares $95.53 thousand -9.5%1.5%0.7 $1.14 7/15/202492,600 shares $115.75 thousand +33.2%1.7%0.6 $1.25 6/30/202469,500 shares $76.45 thousand -6.5%1.7%0.3 $1.10 6/15/202474,300 shares $98.82 thousand -6.0%2.0%0.3 $1.33 5/31/202479,000 shares $119.29 thousand -7.2%4.0%0.3 $1.51 5/15/202485,100 shares $161.69 thousand -31.7%4.3%0.4 $1.90 4/30/2024124,500 shares $216.63 thousand +131.4%10.5%0.7 $1.74 4/15/202453,800 shares $133.96 thousand +83.0%4.0%0.4 $2.49 3/31/202429,400 shares $88.20 thousand +33.6%2.1%0.8 $3.00 3/15/202422,000 shares $74.49 thousand -93.8%N/A1 $3.39 2/29/2024356,100 shares $66.38 thousand -17.6%N/A0.9 $0.19 2/15/2024432,300 shares $107.99 thousand +4.7%N/A1.1 $0.25 1/31/2024413,000 shares $95.40 thousand -28.8%N/A0.6 $0.23 1/15/2024579,900 shares $140.92 thousand -52.1%N/A0.8 $0.24 12/31/20231,210,000 shares $306.13 thousand -13.0%N/A0.9 $0.25 12/15/20231,390,000 shares $308.58 thousand -9.7%N/A1 $0.22 11/30/20231,540,000 shares $519.75 thousand -47.6%N/A1.1 $0.34 11/15/20232,940,000 shares $1.21 million -10.6%N/A2.2 $0.41Trump’s Exec Order #14154 could be a “Millionaire-Maker” (Ad)Former Presidential Advisor, Jim Rickards, says Trump could “rewire our economy and hand millions of Americans a chance at true financial independence in the months ahead.” We recently sat down with Rickards to capture all the key details on tape. For the moment, you can watch this interview free of charge – just click here. 10/31/20233,290,000 shares $990.95 thousand -8.4%21.3%2.8 $0.30 10/15/20233,590,000 shares $1.08 million +35.0%23.3%3.8 $0.30 9/30/20232,660,000 shares $928.34 thousand +55.6%N/A3.3 $0.35 9/15/20231,710,000 shares $689.13 thousand +31.5%10.0%8 $0.40 8/31/20231,300,000 shares $1.05 million +55.7%7.8%7.4 $0.81 8/15/2023834,800 shares $726.28 thousand +12.7%5.0%5.4 $0.87 7/31/2023741,000 shares $778.05 thousand +23.2%4.8%5.5 $1.05 7/15/2023601,700 shares $661.87 thousand +24.3%4.3%5.3 $1.10 6/30/2023484,200 shares $590.72 thousand -3.6%3.4%5.3 $1.22 6/15/2023502,100 shares $718.00 thousand +30.4%3.6%6.3 $1.43 5/31/2023385,000 shares $600.60 thousand +22.9%2.7%5.7 $1.56 5/15/2023313,300 shares $435.49 thousand +18.3%2.2%6.3 $1.39 4/30/2023264,900 shares $267.55 thousand +11.6%1.8%7.4 $1.01 4/15/2023237,400 shares $289.63 thousand -13.9%1.6%6.5 $1.22 3/31/2023275,700 shares $322.57 thousand -8.1%1.9%7.5 $1.17 3/15/2023300,100 shares $360.12 thousand +6.7%2.1%9.3 $1.20 2/28/2023281,300 shares $680.75 thousand +0.1%1.9%10.1 $2.42 2/15/2023281,000 shares $775.56 thousand -4.8%1.9%12.3 $2.76 1/31/2023295,300 shares $1.05 million -8.4%2.0%12.3 $3.54 1/15/2023322,300 shares $937.89 thousand -4.5%2.2%13.2 $2.91 12/30/2022337,500 shares $1.07 million -6.7%2.3%11.9 $3.16 12/15/2022361,900 shares $1.25 million +7.3%2.5%12.9 $3.45 11/30/2022337,400 shares $1.04 million +2.6%2.4%9.8 $3.07 11/15/2022329,000 shares $1.16 million -0.8%2.3%9.8 $3.53 10/31/2022331,700 shares $1.65 million +11.8%2.5%8.6 $4.98 10/15/2022296,700 shares $1.52 million -10.2%2.3%7.4 $5.11 9/30/2022330,200 shares $1.59 million +32.0%2.5%8.1 $4.82 9/15/2022250,100 shares $1.10 million -14.9%1.8%6 $4.38 8/31/2022293,700 shares $1.20 million -14.0%2.1%6.8 $4.07 8/15/2022341,500 shares $1.39 million -12.6%2.4%6.9 $4.06 7/31/2022390,900 shares $1.55 million -6.4%2.8%7.1 $3.97 7/15/2022417,600 shares $1.59 million +1.5%3.0%7.9 $3.80 6/30/2022411,300 shares $1.61 million +1.4%3.0%7.5 $3.91 6/15/2022405,700 shares $1.51 million +11.2%2.9%7.1 $3.73 5/31/2022364,800 shares $933.89 thousand +6.4%2.6%2.6 $2.56 5/15/2022342,800 shares $815.86 thousand -8.4%2.5%1.6 $2.38 4/30/2022374,400 shares $801.22 thousand -2.9%2.7%1.8 $2.14 4/15/2022385,700 shares $815.76 thousand -10.0%2.8%1.8 $2.12 3/31/2022428,300 shares $1.06 million -31.9%N/A2 $2.48 3/15/2022628,900 shares $1.26 million +2.8%4.4%2.8 $2.00 2/28/2022611,800 shares $2.19 million +17.7%4.4%3.5 $3.58 2/15/2022519,700 shares $2.02 million -12.1%3.8%4.1 $3.88 1/31/2022591,300 shares $1.96 million +22.5%5.0%4.5 $3.32 1/15/2022482,700 shares $1.74 million +5.1%N/A3.5 $3.60 12/31/2021459,300 shares $1.58 million -8.4%3.9%3.3 $3.44 12/15/2021501,600 shares $2.03 million +11.7%4.2%3.2 $4.05 11/30/2021448,900 shares $1.60 million -21.8%4.0%2.5 $3.56 11/15/2021574,300 shares $2.48 million +7.4%5.1%2.6 $4.31 10/29/2021534,800 shares $2.11 million -18.5%5.0%2.4 $3.94 10/15/2021656,100 shares $2.41 million +0.0%6.1%0.4 $3.68Trump’s Exec Order #14154 could be a “Millionaire-Maker” (Ad)Former Presidential Advisor, Jim Rickards, says Trump could “rewire our economy and hand millions of Americans a chance at true financial independence in the months ahead.” We recently sat down with Rickards to capture all the key details on tape. For the moment, you can watch this interview free of charge – just click here. 9/30/2021655,900 shares $2.66 million -40.9%6.1%0.4 $4.06 9/15/20211,110,000 shares $4.61 million +2.8%10.4%0.6 $4.15 8/31/20211,080,000 shares $4.86 million +3.9%10.1%0.6 $4.50 8/13/20211,040,000 shares $4.85 million -44.4%9.7%0.6 $4.66 7/30/20211,870,000 shares $8.49 million +49.6%17.5%1.1 $4.54 7/15/20211,250,000 shares $11.61 million -5.3%11.9%3.1 $9.29 6/30/20211,320,000 shares $20.34 million -9.0%12.6%3 $15.41 6/15/20211,450,000 shares $22.94 million -25.3%13.8%3.2 $15.82 5/28/20211,940,000 shares $28.83 million -4.4%18.5%4.2 $14.86 5/14/20212,030,000 shares $18.05 million +9.7%19.4%4.4 $8.89 4/30/20211,850,000 shares $32.73 million +16.4%17.6%4.4 $17.69 4/15/20211,590,000 shares $37.76 million +22.3%N/A0 $23.75 3/31/20211,300,000 shares $25.56 million +9.2%12.8%5.5 $19.66 3/15/20211,190,000 shares $27.80 million +49.3%11.8%6.1 $23.36 2/26/2021797,100 shares $14.96 million +27.9%8.4%4.6 $18.77 2/12/2021623,300 shares $14.69 million +23.1%6.5%4.4 $23.57 1/29/2021506,400 shares $10.99 million +66.1%4.8%3.8 $21.70 1/15/2021304,800 shares $7.61 million No Change2.9%2.5 $24.97 9/30/202037,800 shares $548.86 thousand +43.2%N/A0.6 $14.52 9/15/202026,400 shares $438.24 thousand +114.6%N/A0.5 $16.60 8/31/202012,300 shares $141.33 thousand +284.4%N/A0.2 $11.49 8/14/20203,200 shares $33.50 thousand -50.0%N/A0.1 $10.47 7/31/20206,400 shares $65.28 thousand +6,300.0%N/A0.1 $10.20 INTZ Short Interest - Frequently Asked Questions What is Intrusion's current short interest? Short interest is the volume of Intrusion shares that have been sold short but have not yet been covered or closed out. As of June 30th, traders have sold 1,470,000 shares of INTZ short. 8.35% of Intrusion's shares are currently sold short. Learn More on Intrusion's current short interest. What is a good short interest ratio for Intrusion? 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. INTZ shares currently have a short interest ratio of 3.0. Learn More on Intrusion's short interest ratio. What is a good short interest percentage for Intrusion? 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. 8.35% of Intrusion's floating shares are currently sold short. Is Intrusion's short interest increasing or decreasing? Intrusion saw a drop in short interest during the month of June. As of June 30th, there was short interest totaling 1,470,000 shares, a drop of 4.5% from the previous total of 1,540,000 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. What is Intrusion's float size? Intrusion currently has issued a total of 19,900,000 shares. Some of Intrusion'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. Intrusion currently has a public float of 17,610,000 shares. How does Intrusion's short interest compare to its competitors? 8.35% of Intrusion's shares are currently sold short. Here is how the short interest of companies in the industry of "computer hardware" compare to Intrusion: One Stop Systems, Inc. (0.82%), Lantronix, Inc. (1.44%), Silicom Ltd (0.01%), AstroNova, Inc. (0.19%), Identiv, Inc. (0.90%), Quantum Corporation (33.00%), Interlink Electronics, Inc. (1.46%), Hub Cyber Security Ltd. (18.21%), TransAct Technologies Incorporated (0.09%), B.O.S. Better Online Solutions (3.79%), 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 ($72.10 billion), Invesco QQQ ($26.89 billion), iShares Russell 2000 ETF ($19.61 billion), MicroStrategy Incorporated ($9.52 billion), iShares 20+ Year Treasury Bond ETF ($8.70 billion), WD-40 Company ($7.66 billion), Technology Select Sector SPDR Fund ($6.10 billion), Invesco S&P 500 Equal Weight ETF ($5.80 billion), Invesco S&P 500 Top 50 ETF ($5.53 billion), and Vanguard Large-Cap ETF ($5.35 billion). View all of the most shorted stocks. What does it mean to sell short Intrusion stock? Short selling INTZ is an investing strategy that aims to generate trading profit from Intrusion as its price is falling. INTZ shares are trading down $0.06 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 Intrusion? A short squeeze for Intrusion 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 INTZ, which in turn drives the price of the stock up even further. How often is Intrusion'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 INTZ, twice per month. The most recent reporting period available is June, 30 2025. More Short Interest Resources from MarketBeat Related Companies OSS Short Interest Data LTRX Short Interest Data SILC Short Interest Data ALOT Short Interest Data INVE Short Interest Data QMCO Short Interest Data LINK Short Interest Data HUBC Short Interest Data TACT Short Interest Data BOSC 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:INTZ) was last updated on 7/25/2025 by MarketBeat.com Staff From Our PartnersINVESTOR ALERT: Tiny “$3 AI Wonder Stock” on the Verge of Blasting OffRight now, we’re witnessing a monumental shift in the world.Traders Agency | SponsoredMarket 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 | SponsoredGoogle did what!?!?A new technology has sparked a modern-day gold rush in Silicon Valley. 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But nothing comes close to the rall...Weiss Ratings | Sponsored Adding Choose a watchlist: Watchlist Adding You have already added ten stocks to your watchlist. Upgrade to MarketBeat All Access to add more stocks to your watchlist. Adding Intrusion Inc. Please log in to your account or sign up in order to add this asset to your watchlist. Share Intrusion With A Colleague Link copied to clipboard. Get 30 Days of MarketBeat All Access for Free Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools. Start Your 30-Day Trial MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. 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