INTRUSION INC - INTZ
Detailed investor-level table based on 13F positions.
Early Q1 2026 data: only 4 institutional holders reported so far. The full shareholder list will grow as more funds file with the SEC.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Potomac Capital Management, Inc. | History | New | 473,050 | 544 | 0.44% | — | 1 | +473,050 | New | Q4 2025 | Feb 11, 2026 |
| VANGUARD GROUP INC | History | No change | 256,142 | 294 | 0.0% | 0.0% | 2 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 187,408 | 215 | 0.0% | 0.0% | 3 | +15,344 | 8.92% | Q4 2025 | Feb 09, 2026 |
| TRITONPOINT WEALTH, LLC | History | Added to | 158,890 | 182 | 0.02% | 0.0% | 4 | +123,740 | 352.03% | Q4 2025 | Jan 20, 2026 |
| STATE STREET CORP | History | Added to | 102,765 | 118 | 0.0% | 0.0% | 5 | +10,700 | 11.62% | Q4 2025 | Feb 13, 2026 |
| GSA CAPITAL PARTNERS LLP | History | Added to | 95,514 | 110 | 0.01% | 0.01% | 6 | +38,560 | 67.7% | Q4 2025 | Feb 06, 2026 |
| CITADEL ADVISORS LLC | History | New | 51,401 | 59 | 0.0% | — | 7 | +51,401 | New | Q4 2025 | Feb 17, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | Reduced | 47,899 | 55 | 0.0% | 0.0% | 8 | -1,685 | -3.4% | Q4 2025 | Feb 17, 2026 |
| JANE STREET GROUP, LLC | History | New | 44,572 | 51 | 0.0% | — | 9 | +44,572 | New | Q4 2025 | Feb 12, 2026 |
| NORTHERN TRUST CORP | History | Added to | 34,302 | 39 | 0.0% | 0.0% | 10 | +658 | 1.96% | Q4 2025 | Feb 17, 2026 |
| XTX Topco Ltd | History | New | 30,390 | 34 | 0.0% | — | 11 | +30,390 | New | Q4 2025 | Feb 17, 2026 |
| Virtu Financial LLC | History | New | 27,292 | 31 | 0.0% | — | 12 | +27,292 | New | Q4 2025 | Feb 23, 2026 |
| PROMETHIUM ADVISORS,LLC | History | Added to | 27,642 | 31 | 0.02% | 0.02% | 13 | +750 | 2.79% | Q4 2025 | Feb 12, 2026 |
| Cetera Investment Advisers | History | Added to | 18,087 | 20 | 0.0% | 0.0% | 14 | +5 | 0.03% | Q4 2025 | Feb 17, 2026 |
| Cambridge Investment Research Advisors, Inc. | History | Reduced | 15,560 | 18 | 0.0% | 0.0% | 15 | -62 | -0.4% | Q4 2025 | Feb 05, 2026 |
| BlackRock, Inc. | History | No change | 11,676 | 13 | 0.0% | 0.0% | 16 | 0 | 0.0% | Q4 2025 | Feb 12, 2026 |
| UBS Group AG | History | Added to | 10,388 | 11 | 0.0% | 0.0% | 17 | +557 | 5.67% | Q4 2025 | Jan 29, 2026 |
| IHT Wealth Management, LLC | History | No change | 10,065 | 11 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| Private Wealth Asset Management, LLC | History | Reduced | 4,482 | 5 | 0.0% | 0.0% | 19 | -518 | -10.36% | Q4 2025 | Feb 10, 2026 |
| CITIGROUP INC | History | Added to | 3,644 | 4 | 0.0% | — | 20 | +3,311 | 994.29% | Q4 2025 | Feb 13, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 1,786 | 2 | 0.0% | 0.0% | 22 | -35 | -1.92% | Q4 2025 | Feb 03, 2026 |
| OSAIC HOLDINGS, INC. | History | No change | 2,152 | 2 | 0.0% | 0.0% | 21 | 0 | 0.0% | Q4 2025 | Feb 17, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -21,184 | -100.0% | Q3 2025 | Nov 14, 2025 |
| MORGAN STANLEY | History | Reduced | 15 | 0 | — | 0.0% | — | -5,225 | -99.71% | Q4 2025 | Feb 13, 2026 |
| Farther Finance Advisors, LLC | History | Closed out | 0 | 0 | — | — | — | -256 | -100.0% | Q3 2025 | Oct 14, 2025 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 618 | 0 | — | — | — | +7 | 1.15% | Q4 2025 | Feb 17, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | No change | 9 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| VISION FINANCIAL MARKETS LLC | History | No change | 13 | 0 | — | — | — | 0 | 0.0% | Q4 2025 | Jan 22, 2026 |