0.579
price up icon6.26%   0.0341
after-market After Hours: .58 0.001 +0.17%
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Intrusion Inc Stock (INTZ) Price History

The historical daily chart and data for Intrusion Inc stock (INTZ), show that the latest closing stock price as of October 23, 2026, is $0.579.
  • Intrusion Inc all-time high stock price is $598.00, occurred on March 15, 2021.
  • The lowest Intrusion Inc stock price recorded was $0.353 on December 23, 2024. Since then, Intrusion Inc's stock price has risen over 64.02% to $0.579 now.
  • The 52-week high stock price for INTZ is $1.995, representing a 244.56% increase from the current share price, occurred on October 28, 2025.
  • The 52-week low stock price for INTZ is $0.5003, indicating a -13.59% decrease from the current share price, occurred on October 21, 2026.
  • The closing price of Intrusion Inc (INTZ) stock in the beginning of 2025 was $3.78. The stock closed the year at $1.15, a loss of over -69.58% for the year.
The table below shows more information about INTZ historical price data:
Date High Low High - Low Volume % Change
Oct 23, 2026 $0.5799 $0.53 $0.0499 88,652.0 +6.26%
Oct 22, 2026 $0.5981 $0.5152 $0.0829 95,204.0 -2.71%
Oct 21, 2026 $0.6287 $0.5003 $0.1284 122,118.0 -8.20%
Oct 20, 2026 $0.63 $0.61 $0.02 17,385.0 +0.02%
Oct 19, 2026 $0.63 $0.61 $0.02 34,866.0 -3.02%
Oct 16, 2026 $0.6498 $0.62 $0.0298 42,087.0 +0.13%
Oct 15, 2026 $0.6499 $0.62 $0.0299 37,746.0 -3.99%
Oct 14, 2026 $0.6757 $0.6291 $0.0466 50,559.0 +0.79%
Oct 13, 2026 $0.6628 $0.64 $0.0228 21,256.0 +1.39%
Oct 12, 2026 $0.684 $0.6303 $0.0537 48,225.0 -3.19%
Oct 09, 2026 $0.7093 $0.625 $0.0843 153,262.0 -3.33%
Oct 08, 2026 $0.7082 $0.6811 $0.0271 47,926.0 -2.31%
Oct 07, 2026 $0.7398 $0.6901 $0.0497 32,986.0 -1.37%
Oct 06, 2026 $0.7131 $0.69 $0.0231 48,293.0 +2.91%
Oct 05, 2026 $0.7411 $0.69 $0.0511 39,230.0 -4.03%
Oct 02, 2026 $0.7327 $0.6988 $0.0339 73,330.0 +1.24%
Oct 01, 2026 $0.7223 $0.71 $0.0123 20,061.0 -1.39%
Sep 30, 2026 $0.7699 $0.7005 $0.0694 74,771.0 -1.97%
Sep 29, 2026 $0.7572 $0.661 $0.0962 114,822.0 +8.99%
Sep 28, 2026 $0.7173 $0.67 $0.0473 81,700.0 -5.15%
Sep 25, 2026 $0.7498 $0.70 $0.0498 34,680.0 -2.66%
Sep 24, 2026 $0.7597 $0.7205 $0.0392 34,988.0 -3.93%

Intrusion Inc Stock (INTZ) Year by Year Price History

In this detailed analysis, we present a comprehensive overview of the price movements of Intrusion Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of INTZ shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Intrusion Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.

Intrusion Inc Stock (INTZ) Price History 2026

Month High Low High - Low Volume % Change
Oct, 2026 $0.7411 $0.5003 $0.2408 973,186.0 -19.61%
Sep, 2026 $0.9359 $0.61 $0.3259 2,477,136.0 -19.98%
Aug, 2026 $0.9299 $0.593 $0.3369 6,063,662.0 +16.88%
Jul, 2026 $1.06 $0.6951 $0.3699 13,811,801.0 -17.09%
Jun, 2026 $1.08 $0.6601 $0.4199 107,944,451.0 +11.89%
May, 2026 $0.855 $0.6947 $0.1603 2,372,367.0 +4.35%
Apr, 2026 $0.9997 $0.76 $0.2397 2,244,464.0 -3.07%
Mar, 2026 $1.31 $0.76 $0.555 3,549,630.0 -24.72%
Feb, 2026 $1.19 $0.751 $0.439 2,945,562.0 +4.81%
Jan, 2026 $1.52 $1.03 $0.49 2,547,172.0 -9.57%

Intrusion Inc Stock (INTZ) Price History 2025

Month High Low High - Low Volume % Change
Dec, 2025 $1.56 $1.13 $0.43 2,147,877.0 -18.31%
Nov, 2025 $1.91 $1.20 $0.71 2,900,853.0 -24.06%
Oct, 2025 $2.27 $1.60 $0.6726 6,232,379.0 +16.88%
Sep, 2025 $2.00 $1.58 $0.42 4,352,008.0 -9.60%
Aug, 2025 $2.08 $1.57 $0.505 4,984,836.0 -5.85%
Jul, 2025 $2.64 $1.80 $0.84 7,928,084.0 -17.90%
Jun, 2025 $2.58 $1.36 $1.22 19,232,682.0 +76.15%
May, 2025 $1.75 $1.22 $0.5325 6,827,346.0 +3.17%
Apr, 2025 $1.42 $0.7498 $0.6702 5,654,753.0 +12.50%
Mar, 2025 $1.55 $0.71 $0.84 13,683,531.0 +31.76%
Feb, 2025 $2.04 $0.8308 $1.21 14,932,975.0 -50.87%
Jan, 2025 $5.20 $1.53 $3.67 140,292,367.0 -43.74%

Intrusion Inc Stock (INTZ) Price History 2024

Month High Low High - Low Volume % Change
Dec, 2024 $7.34 $0.353 $6.99 329,319,789.0 +914.29%
Nov, 2024 $0.8978 $0.5501 $0.3477 2,602,295.0 -27.77%
Oct, 2024 $0.9299 $0.652 $0.2779 2,805,801.0 -9.85%
Sep, 2024 $1.21 $0.6842 $0.5258 3,039,210.0 -30.08%
Aug, 2024 $1.44 $1.07 $0.365 1,669,418.0 +7.89%
Jul, 2024 $1.35 $1.05 $0.2999 2,040,257.0 +3.64%
Jun, 2024 $1.56 $1.04 $0.52 1,321,725.0 -27.15%
May, 2024 $2.83 $1.48 $1.35 5,089,085.0 -13.22%
Apr, 2024 $4.36 $1.52 $2.84 8,631,346.0 -42.00%
Mar, 2024 $4.60 $2.68 $1.92 767,733.0 -19.53%
Feb, 2024 $5.36 $3.20 $2.16 416,601.0 -19.31%
Jan, 2024 $5.40 $4.60 $0.794 308,704.0 -8.70%
$0.551
price down icon 6.35%
$0.5475
price up icon 2.82%
$0.9201
price down icon 1.09%
$0.2891
price up icon 2.88%
$4.23
price up icon 4.44%
$1.41
price down icon 2.08%
Cap:     |  Volume (24h):