Who owns INTRUSION INC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from SEC filings.
Institutional ownership of INTZ from SEC Form 13F filings across 18 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 18 institutions disclosed 1.1M shares of INTRUSION INC worth $1.1M — about 5.6% of shares outstanding; the largest disclosed holder is Potomac Capital Management, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
18
13F holders
$1.1M
value, 2026 filers
5.6%
of shares outstanding (1.1M sh)
3
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of INTZ's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | Potomac Capital Management, Inc. | 518,429 | $481,465 | 0.3% | 2.5% | +11.4% |
| 2 | GEODE CAPITAL MANAGEMENT, LLC | 190,277 | $176,757 | 0.0% | 0.9% | -44.5% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 177,171 | $164,592 | 0.0% | 0.9% | -46.8% |
| 4 | VANGUARD FIDUCIARY TRUST CO | 89,528 | $83,172 | 0.0% | 0.4% | 0.0% |
| 5 | UBS Group AG | 60,426 | $56,135 | 0.0% | 0.3% | +14.9% |
| 6 | NORTHERN TRUST CORP | 35,823 | $33,269 | 0.0% | 0.2% | +4.4% |
| 7 | Jump Financial, LLCNEW | 20,708 | $19,232 | 0.0% | 0.1% | new |
| 8 | Cetera Investment Advisers | 18,082 | $16,793 | 0.0% | 0.1% | 0.0% |
| 9 | IHT Wealth Management, LLC | 15,065 | $13,991 | 0.0% | 0.1% | +49.7% |
| 10 | BlackRock, Inc. | 8,129 | $7,549 | 0.0% | 0% | -18.5% |
| 11 | Private Wealth Asset Management, LLC | 4,482 | $4,162 | 0.0% | 0% | 0.0% |
| 12 | Tower Research Capital LLC (TRC) | 4,378 | $4,066 | 0.0% | 0% | -6.6% |
| 13 | OSAIC HOLDINGS, INC. | 2,152 | $2,000 | 0.0% | 0% | +5.0% |
| 14 | SBI Securities Co., Ltd. | 1,016 | $944 | 0.0% | 0% | -14.3% |
| 15 | BARCLAYS PLCNEW | 121 | $112 | 0.0% | 0% | new |
| 16 | MERCER GLOBAL ADVISORS INC /ADVNEW | 40 | $37 | 0.0% | 0% | new |
| 17 | BNP PARIBAS FINANCIAL MARKETS | 9 | $8 | 0.0% | 0% | 0.0% |
| 18 | MORGAN STANLEY | 2 | $2 | 0.0% | 0% | -100.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.