INTRUSION INC - INTZ

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q1 2026 · Compare: Q4 2025
13D/13G major owners: Ownership tab.
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 Reduced 465,415 381 0.33% 0.44% 1 -7,635 -1.61% Q1 2026 May 14, 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 342,609 281 0.0% 0.0% 3 +155,201 82.81% Q1 2026 May 15, 2026
VANGUARD CAPITAL MANAGEMENT LLC History New 166,371 136 0.0% 4 +166,371 New Q1 2026 May 15, 2026
TRITONPOINT WEALTH, LLC History No change 158,890 130 0.01% 0.02% 5 0 0.0% Q1 2026 Apr 21, 2026
STATE STREET CORP History Added to 106,469 87 0.0% 0.0% 6 +3,704 3.6% Q1 2026 May 15, 2026
VANGUARD FIDUCIARY TRUST CO History New 89,528 73 0.0% 7 +89,528 New Q1 2026 May 08, 2026
UBS Group AG History Added to 52,603 43 0.0% 0.0% 8 +42,215 406.38% Q1 2026 May 05, 2026
XTX Topco Ltd History Added to 34,945 28 0.0% 0.0% 10 +4,555 14.99% Q1 2026 May 15, 2026
NORTHERN TRUST CORP History No change 34,302 28 0.0% 0.0% 9 0 0.0% Q1 2026 May 14, 2026
PROMETHIUM ADVISORS,LLC History Added to 27,992 22 0.01% 0.02% 11 +350 1.27% Q1 2026 Apr 22, 2026
Cetera Investment Advisers History No change 18,087 14 0.0% 0.0% 12 0 0.0% Q1 2026 May 13, 2026
TWO SIGMA INVESTMENTS, LP History Reduced 13,483 11 0.0% 0.0% 13 -34,416 -71.85% Q1 2026 May 15, 2026
GSA CAPITAL PARTNERS LLP History Reduced 10,436 9 0.0% 0.01% 14 -85,078 -89.07% Q1 2026 May 08, 2026
CITADEL ADVISORS LLC History Reduced 12,125 9 0.0% 0.0% 15 -39,276 -76.41% Q1 2026 May 15, 2026
TWO SIGMA SECURITIES, LLC History New 11,683 9 0.0% 16 +11,683 New Q1 2026 May 15, 2026
BlackRock, Inc. History Reduced 9,976 8 0.0% 0.0% 18 -1,700 -14.56% Q1 2026 May 13, 2026
IHT Wealth Management, LLC History No change 10,065 8 0.0% 0.0% 17 0 0.0% Q1 2026 May 15, 2026
MORGAN STANLEY History Added to 7,964 6 0.0% 19 +7,949 52993.33% Q1 2026 May 15, 2026
Tower Research Capital LLC (TRC) History New 4,687 3 0.0% 21 +4,687 New Q1 2026 May 15, 2026
Private Wealth Asset Management, LLC History No change 4,482 3 0.0% 0.0% 20 0 0.0% Q1 2026 May 06, 2026
OSAIC HOLDINGS, INC. History Reduced 2,050 1 0.0% 0.0% 22 -102 -4.74% Q1 2026 May 15, 2026
JANE STREET GROUP, LLC History Closed out 0 0 0.0% -44,572 -100.0% Q1 2026 May 12, 2026
Virtu Financial LLC History Closed out 0 0 0.0% -27,292 -100.0% Q1 2026 May 14, 2026
Cambridge Investment Research Advisors, Inc. History Closed out 0 0 0.0% -15,560 -100.0% Q1 2026 Apr 30, 2026
CITIGROUP INC History Reduced 1 0 0.0% -3,643 -99.97% Q1 2026 May 11, 2026
BANK OF AMERICA CORP /DE/ History Closed out 0 0 -618 -100.0% Q1 2026 May 15, 2026
SBI Securities Co., Ltd. History Reduced 1,186 0 0.0% -600 -33.59% Q1 2026 Apr 27, 2026
Vanguard Global Advisers, LLC History New 243 0 +243 New Q1 2026 May 08, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History New 2 0 +2 New Q1 2026 May 07, 2026
Caitong International Asset Management Co., Ltd History New 1 0 +1 New Q1 2026 May 11, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 9 0 0 0.0% Q1 2026 May 12, 2026
VISION FINANCIAL MARKETS LLC History No change 13 0 0 0.0% Q1 2026 Apr 24, 2026