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 · %
| Year | Average | Year Open | Year High | Year Low | Year Close | Annual % Change |
|---|---|---|---|---|---|---|
| 2026 | 0.96 | 1.21 | 1.50 | 0.69 | 0.72 | -37.78% |
| 2025 | 1.68 | 3.78 | 4.20 | 0.78 | 1.15 | -62.66% |
| 2024 | 2.00 | 5.00 | 5.68 | 0.36 | 3.08 | -38.40% |
| 2023 | 24.20 | 63.80 | 78.00 | 4.40 | 5.00 | -92.09% |
| 2022 | 71.04 | 76.20 | 110.60 | 36.20 | 63.20 | -8.14% |
| 2021 | 239.45 | 342.20 | 565.00 | 65.60 | 68.80 | -80.48% |
| 2020 | 169.42 | 110.00 | 381.80 | 54.00 | 352.40 | +220.36% |
| 2019 | 90.73 | 76.00 | 110.00 | 74.80 | 110.00 | +44.36% |
| 2018 | 36.37 | 24.00 | 76.20 | 18.40 | 76.20 | +204.80% |
| 2017 | 8.82 | 8.60 | 25.00 | 4.60 | 25.00 | +190.70% |
| 2016 | 9.22 | 21.80 | 21.80 | 3.20 | 8.60 | -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.