Intrusion (INTZ) Stock Chart & Stock Price History $1.61 -0.06 (-3.59%) Closing price 04:00 PM EasternExtended Trading$1.62 +0.01 (+0.62%) As of 07:50 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 Polygon.io. Learn more. Add Compare Share Share Chart Stock AnalysisAnalyst ForecastsChartCompetitorsEarningsHeadlinesInsider TradesOwnershipSEC FilingsShort InterestTrendsBuy This Stock Intrusion Stock Price Performance The Intrusion (INTZ) stock chart highlights key performance trends across multiple timeframes. Over the last 12 months, the stock's price has increased 3.21%, with a year-to-date return of -47.73%. In the past month, the stock has increased 62.58%, reflecting recent market activity. As of the latest close, Intrusion traded at $1.67 with a market cap of $33.23 million and volume of 203,812 shares. Five years ago, the stock traded at a split-adjusted price of $84.80, representing a 98.10% decrease over that period. At the time, it had a market cap of $57.18 million and a volume of 1,963 shares. Receive INTZ Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Intrusion and its competitors with MarketBeat's FREE daily newsletter. Email Address 5 Day Performance-7.47%1 Month Performance+62.58%3 Month Performance+30.89%Year-To-Date Performance-47.73%1 Year Performance+3.21%5 Year Performance-98.10% INTZ Stock Chart for Wednesday, May, 21, 2025 INTZ Chart by TradingView Intrusion Stock Price History Daily Weekly Monthly Yearly Time Frame Custom Range 1 Month 3 Months 6 Months Year-to-Date 1 Year 3 Year 5 Year Time Frame * Start Date * End Date Export to Excel DateOpening PriceClosing PriceHighLowVolumeMarket Capitalization05/21/2025$1.67$1.61-3.59%$1.69$1.57257,679 shs$32.03 million05/20/2025$1.65$1.67+1.52%$1.70$1.61203,812 shs$33.23 million05/19/2025$1.74$1.65-5.46%$1.72$1.60235,476 shs$32.73 million05/16/2025$1.59$1.74+9.43%$1.76$1.59431,344 shs$34.62 million05/15/2025$1.70$1.59-6.47%$1.70$1.57246,904 shs$31.63 million05/14/2025$1.62$1.70+4.94%$1.73$1.61375,809 shs$33.82 million05/13/2025$1.57$1.62+3.18%$1.74$1.55383,877 shs$32.23 million05/12/2025$1.43$1.57+9.79%$1.63$1.43490,948 shs$31.24 million05/09/2025$1.51$1.43-5.30%$1.51$1.38167,428 shs$28.45 million05/08/2025$1.28$1.51+17.97%$1.52$1.30392,126 shs$30.04 million 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. 05/07/2025$1.40$1.28-8.24%$1.39$1.27155,056 shs$25.47 million05/06/2025$1.44$1.40-3.13%$1.43$1.36127,093 shs$27.75 million05/05/2025$1.53$1.44-5.88%$1.52$1.43229,345 shs$28.65 million05/02/2025$1.25$1.53+22.40%$1.54$1.26671,589 shs$29.86 million05/01/2025$1.26$1.25-0.79%$1.32$1.22283,755 shs$24.39 million04/30/2025$1.25$1.26+0.80%$1.28$1.13370,528 shs$24.59 million04/29/2025$1.36$1.25-8.09%$1.42$1.23362,594 shs$24.39 million04/28/2025$1.26$1.36+7.94%$1.37$1.21403,952 shs$26.54 million04/25/2025$1.26$1.26$1.30$1.20192,185 shs$24.59 million04/24/2025$1.09$1.26+15.60%$1.26$1.11452,989 shs$24.59 million04/23/2025$1.05$1.09+3.81%$1.12$1.07144,448 shs$21.27 million04/22/2025$0.99$1.05+6.03%$1.11$1.00431,069 shs$20.49 million04/21/2025$1.04$0.99-4.78%$1.04$0.95211,024 shs$19.32 million Related Companies Markforged Stock Price Chart Silicom Stock Price Chart Lantronix Stock Price Chart Quantum Stock Price Chart Identiv Stock Price Chart AstroNova Stock Price Chart One Stop Systems Stock Price Chart Zepp Health Stock Price Chart Foxx Development Stock Price Chart Interlink Electronics Stock Price Chart Receive INTZ Stock News and Ratings via EmailSign-up to receive the latest news and ratings for Intrusion and its competitors with MarketBeat's FREE daily newsletter. 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