Intrusion - 33 Year Stock Price History | INTZ

The latest closing stock price for Intrusion as of June 16, 2025 is 2.12.

  • An investor who bought $1,000 worth of Intrusion stock at the IPO in 1992 would have $-994 today, roughly -1 times their original investment - a -14.41% compound annual growth rate over 33 years.
  • The all-time high Intrusion stock closing price was 3380.00 on September 20, 1995.
  • The Intrusion 52-week high stock price is 7.34, which is 246.2% above the current share price.
  • The Intrusion 52-week low stock price is 0.35, which is 83.5% below the current share price.
  • The average Intrusion stock price for the last 52 weeks is 1.24.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.

Intrusion - 33 Year Stock Price History | INTZ

  • An investor who bought $1,000 worth of Intrusion stock at the IPO in 1992 would have $-994 today, roughly -1 times their original investment - a -14.41% compound annual growth rate over 33 years.
  • The all-time high Intrusion stock closing price was 3380.00 on September 20, 1995.
  • The Intrusion 52-week high stock price is 7.34, which is 246.2% above the current share price.
  • The Intrusion 52-week low stock price is 0.35, which is 83.5% below the current share price.
  • The average Intrusion stock price for the last 52 weeks is 1.24.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.