Intrusion Inc. (INTZ)
NASDAQ: INTZ · Real-Time Price · USD
1.870
+0.100 (5.65%)
At close: Oct 31, 2025, 4:00 PM EDT
1.880
+0.010 (0.53%)
After-hours: Oct 31, 2025, 7:54 PM EDT
Intrusion Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 31, 2025 | 1.77 | 1.89 | 1.77 | 1.87 | 1.87 | 5.65% | 157,041 |
| Oct 30, 2025 | 1.81 | 1.82 | 1.75 | 1.77 | 1.77 | -2.75% | 164,037 |
| Oct 29, 2025 | 1.91 | 1.93 | 1.82 | 1.82 | 1.82 | -4.71% | 100,475 |
| Oct 28, 2025 | 1.90 | 2.00 | 1.90 | 1.91 | 1.91 | 0.53% | 211,239 |
| Oct 27, 2025 | 1.94 | 1.94 | 1.81 | 1.90 | 1.90 | 0.53% | 250,520 |
| Oct 24, 2025 | 1.85 | 1.94 | 1.84 | 1.89 | 1.89 | 4.42% | 178,476 |
| Oct 23, 2025 | 1.76 | 1.85 | 1.72 | 1.81 | 1.81 | 1.69% | 183,586 |
| Oct 22, 2025 | 1.92 | 1.92 | 1.75 | 1.78 | 1.78 | -7.77% | 259,745 |
| Oct 21, 2025 | 1.98 | 1.99 | 1.88 | 1.93 | 1.93 | -2.53% | 221,837 |
| Oct 20, 2025 | 1.95 | 1.99 | 1.87 | 1.98 | 1.98 | 7.61% | 304,206 |
| Oct 17, 2025 | 1.95 | 1.96 | 1.80 | 1.84 | 1.84 | -8.00% | 298,513 |
| Oct 16, 2025 | 2.17 | 2.27 | 1.95 | 2.00 | 2.00 | -2.91% | 866,319 |
| Oct 15, 2025 | 1.95 | 2.10 | 1.91 | 2.06 | 2.06 | 10.75% | 675,900 |
| Oct 14, 2025 | 1.80 | 1.90 | 1.73 | 1.86 | 1.86 | 5.08% | 365,222 |
| Oct 13, 2025 | 1.73 | 1.81 | 1.70 | 1.77 | 1.77 | 1.72% | 178,931 |
| Oct 10, 2025 | 1.83 | 1.86 | 1.73 | 1.74 | 1.74 | -1.69% | 314,127 |
| Oct 9, 2025 | 1.75 | 1.81 | 1.73 | 1.77 | 1.77 | 1.72% | 171,526 |
| Oct 8, 2025 | 1.76 | 1.81 | 1.70 | 1.74 | 1.74 | -2.25% | 203,566 |
| Oct 7, 2025 | 1.83 | 1.96 | 1.76 | 1.78 | 1.78 | -2.20% | 440,973 |
| Oct 6, 2025 | 1.84 | 1.85 | 1.80 | 1.82 | 1.82 | -1.62% | 219,870 |
| Oct 3, 2025 | 1.82 | 1.87 | 1.77 | 1.85 | 1.85 | 2.21% | 220,184 |
| Oct 2, 2025 | 1.70 | 1.83 | 1.70 | 1.81 | 1.81 | 9.04% | 165,465 |
| Oct 1, 2025 | 1.62 | 1.67 | 1.60 | 1.66 | 1.66 | 3.75% | 168,742 |
| Sep 30, 2025 | 1.71 | 1.71 | 1.58 | 1.60 | 1.60 | -8.57% | 419,863 |
| Sep 29, 2025 | 1.73 | 1.78 | 1.70 | 1.75 | 1.75 | 1.74% | 140,497 |
| Sep 26, 2025 | 1.76 | 1.78 | 1.71 | 1.72 | 1.72 | - | 111,635 |
| Sep 25, 2025 | 1.79 | 1.79 | 1.64 | 1.72 | 1.72 | -4.97% | 340,095 |
| Sep 24, 2025 | 1.95 | 1.96 | 1.78 | 1.81 | 1.81 | -4.23% | 262,654 |
| Sep 23, 2025 | 1.89 | 2.00 | 1.87 | 1.89 | 1.89 | -3.08% | 337,504 |
| Sep 22, 2025 | 1.95 | 1.97 | 1.89 | 1.95 | 1.95 | - | 287,118 |
| Sep 19, 2025 | 1.78 | 1.95 | 1.76 | 1.95 | 1.95 | 9.55% | 437,822 |
| Sep 18, 2025 | 1.75 | 1.79 | 1.70 | 1.78 | 1.78 | 4.09% | 246,029 |
| Sep 17, 2025 | 1.68 | 1.82 | 1.68 | 1.71 | 1.71 | 1.18% | 235,639 |
| Sep 16, 2025 | 1.74 | 1.75 | 1.65 | 1.69 | 1.69 | -2.31% | 215,179 |
| Sep 15, 2025 | 1.72 | 1.75 | 1.70 | 1.73 | 1.73 | 2.37% | 133,695 |
| Sep 12, 2025 | 1.65 | 1.74 | 1.65 | 1.69 | 1.69 | 1.81% | 102,821 |
| Sep 11, 2025 | 1.65 | 1.70 | 1.64 | 1.66 | 1.66 | -0.60% | 109,696 |
| Sep 10, 2025 | 1.70 | 1.73 | 1.66 | 1.67 | 1.67 | -2.91% | 138,824 |
| Sep 9, 2025 | 1.63 | 1.75 | 1.63 | 1.72 | 1.72 | 3.61% | 186,315 |
| Sep 8, 2025 | 1.63 | 1.70 | 1.61 | 1.66 | 1.66 | -0.60% | 130,960 |
| Sep 5, 2025 | 1.66 | 1.70 | 1.62 | 1.67 | 1.67 | - | 162,908 |
| Sep 4, 2025 | 1.66 | 1.72 | 1.63 | 1.67 | 1.67 | -0.60% | 199,881 |
| Sep 3, 2025 | 1.67 | 1.72 | 1.66 | 1.68 | 1.68 | - | 82,787 |
| Sep 2, 2025 | 1.72 | 1.79 | 1.66 | 1.68 | 1.68 | -5.08% | 161,808 |
| Aug 29, 2025 | 1.78 | 1.80 | 1.73 | 1.77 | 1.77 | -1.12% | 92,459 |
| Aug 28, 2025 | 1.83 | 1.86 | 1.77 | 1.79 | 1.79 | -2.72% | 143,011 |
| Aug 27, 2025 | 1.82 | 1.87 | 1.79 | 1.84 | 1.84 | 2.79% | 114,717 |
| Aug 26, 2025 | 1.79 | 1.83 | 1.77 | 1.79 | 1.79 | -0.56% | 81,960 |
| Aug 25, 2025 | 1.83 | 1.92 | 1.77 | 1.80 | 1.80 | -1.64% | 136,152 |
| Aug 22, 2025 | 1.76 | 1.87 | 1.75 | 1.83 | 1.83 | 1.67% | 162,226 |