Range Low Price High Price Comment
30 days $0.700 $1.07 Friday, 31st Jul 2026 INTZ stock ended at $0.770. This is 2.53% less than the trading day before Thursday, 30th Jul 2026. During the day the stock fluctuated 5.81% from a day low at $0.745 to a day high of $0.788.
90 days $0.660 $1.08
52 weeks $0.660 $2.27

Historical Intrusion Inc prices

Date Open High Low Close Volume
Jul 31, 2026 $0.780 $0.788 $0.745 $0.770 252 178
Jul 30, 2026 $0.735 $0.793 $0.735 $0.790 287 319
Jul 29, 2026 $0.778 $0.778 $0.732 $0.760 0
Jul 28, 2026 $0.770 $0.780 $0.720 $0.777 270 202
Jul 27, 2026 $0.741 $0.768 $0.740 $0.750 364 544
Jul 24, 2026 $0.767 $0.770 $0.740 $0.750 225 556
Jul 23, 2026 $0.82 $0.82 $0.741 $0.750 164 776
Jul 22, 2026 $0.85 $0.88 $0.80 $0.81 316 269
Jul 21, 2026 $0.87 $0.90 $0.85 $0.86 146 209
Jul 20, 2026 $0.87 $0.92 $0.85 $0.92 150 144
Jul 17, 2026 $0.91 $0.92 $0.91 $0.92 282 342
Jul 16, 2026 $0.91 $0.92 $0.88 $0.91 128 309
Jul 15, 2026 $0.93 $0.98 $0.87 $0.91 379 895
Jul 14, 2026 $0.98 $1.03 $0.91 $0.93 0
Jul 13, 2026 $0.87 $1.07 $0.86 $1.02 1 285 854
Jul 10, 2026 $0.87 $0.94 $0.85 $0.94 580 329
Jul 09, 2026 $0.90 $0.91 $0.84 $0.87 613 097
Jul 08, 2026 $0.87 $0.93 $0.85 $0.90 715 800
Jul 07, 2026 $0.798 $0.93 $0.795 $0.87 1 035 798
Jul 06, 2026 $0.765 $0.85 $0.760 $0.81 559 620
Jul 02, 2026 $0.760 $0.85 $0.732 $0.795 1 416 167
Jul 01, 2026 $0.90 $0.90 $0.700 $0.82 3 968 966
Jun 30, 2026 $0.92 $1.08 $0.85 $0.93 104 257 513
Jun 29, 2026 $0.700 $0.700 $0.675 $0.681 37 180
Jun 26, 2026 $0.680 $0.711 $0.660 $0.660 74 516

FAQ

What are historical stock prices?
Historical stock prices refer to a stock’s recorded prices at various past points. These prices include several key figures that help investors and analysts evaluate a stock’s performance over time:
Open: Open price for the trading day.
High: Highest price for the trading day.
Low: Lowest price for the trading day.
Close: Close price for the trading day.

Additionally, historical prices often include:
Volume is the number of shares traded during the day. It indicates how actively a stock was traded and can provide insights into market sentiment and liquidity.

How can I use INTZ stock historical prices to predict future price movements?
Trend Analysis: Examine the INTZ stock’s historical trends to identify patterns that might continue.
Moving Averages: Use moving averages to detect potential reversal points.
Momentum Indicators: Apply indicators like RSI or MACD to assess the momentum and strength of price movements.
Volume Analysis: Analyze trading volume alongside price changes to gauge trend strength.
Statistical Methods: Use statistical tools such as regression analysis to model and forecast future prices based on past data.
These techniques can provide insights but should be used with risk management practices to mitigate potential losses.

What impact do stock splits have on historical price data?
When a company performs a stock split, it adjusts the historical price data to reflect the new, lower trading price as if it had always been that way.

This ensures consistency for anyone analyzing the stock’s past prices. The adjustment helps prevent misleading signals on charts, such as false sell signals or bearish trends that aren’t there. For instance, in a 2-for-1 stock split, the price per share is cut in half, which would otherwise appear as a dramatic drop on the chart. If someone didn’t know about the split, they might wrongly think something negative happened to the company. Most technical indicators would also react to this apparent drop by signaling to sell.

A stock split, while making the shares seem more affordable and potentially more attractive to investors, doesn’t alter the company’s fundamental value.

Why do the INTZ stock historical prices show a range for periods like 30 days, 90 days, and 52 weeks?
The range provides the lowest and highest prices at which the stock has traded during the specified period. This helps investors understand the stock’s volatility and price variability within that timeframe.

How can I use historical price volatility to assess risk?
High price volatility historically indicates higher risk and potentially higher returns. Investors can gauge the stock’s risk level by examining the range between high and low prices over various periods.
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ABOUT INTRUSION INC
Intrusion
Intrusion Inc., together with its subsidiaries, develops, markets, and supports entity identification, data mining, cybercrime, and advanced persistent threat detection products in the United States. It offers INTRUSION Shield, a cybersecurity solution based on security-as-a-service solution to identify and stop Zero-Day and ransomware attacks. The company also provides INTRUSION TraceCop, a big data tool that contains an inventory of network sel...
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