CompaniesByCap
INTZ
Intrusion Inc. (INTZ)
NASDAQ · Technology

Intrusion Inc. Stock Price History 2010–2025

Intrusion Inc.
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Historical daily closing price for Intrusion Inc. since 2006, adjusted for splits and dividends. The latest closing stock price for Intrusion Inc. as of June 11, 2026 is 0.72.

  • The all-time high Intrusion Inc. stock closing price was 565.00 on April 13, 2021.
  • The Intrusion Inc. 52-week high stock price is 2.57, which is 259.2% above the current share price.
  • The Intrusion Inc. 52-week low stock price is 0.69, which is 3.6% below the current share price.
  • The average Intrusion Inc. stock price for the last 52 weeks is 1.42.
Annual Close Price
YEAR-END CLOSE · USD
ANNUAL % CHANGE · %
YearAverageYear OpenYear HighYear LowYear CloseAnnual % Change
20260.961.211.500.690.72-37.78%
20251.683.784.200.781.15-62.66%
20242.005.005.680.363.08-38.40%
202324.2063.8078.004.405.00-92.09%
202271.0476.20110.6036.2063.20-8.14%
2021239.45342.20565.0065.6068.80-80.48%
2020169.42110.00381.8054.00352.40+220.36%
201990.7376.00110.0074.80110.00+44.36%
201836.3724.0076.2018.4076.20+204.80%
20178.828.6025.004.6025.00+190.70%
20169.2221.8021.803.208.60-60.55%

Intrusion Inc. Stock Price History — FAQ

Intrusion Inc. (INTZ) stock price history over the last 16 years — annual and quarterly figures with year-over-year growth and charts.

Where can I see INTZ's stock price history history?

The chart and table above show Intrusion Inc.'s stock price history by year and by quarter, including the growth rate.