Intrusion Inc.
Intrusion Inc. (INTZ) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · INTZ · as of Mar 31, 2025
Ownership Breakdown
23
Institutional Holders
▲ 5 vs Q4
$658,705
Total Inst. Value
▼ $79,680 vs Q4
20.37M
Shares Outstanding
freeFloat 85.13%
587,787
13F Shares Held
▲ 347,665 vs Q4
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
INTZ largest shareholders · institutional ownership
Q1 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
GEODE CAPITAL MANAGEMENT, LLC computer communications equipment | 137.7K | 71.65% | 71.65% | $154.21M | May 13, 2025 | ▲ 69.0K |
VANGUARD GROUP INC computer communications equipment | 122.6K | 63.81% | 63.81% | $137.33M | May 9, 2025 | ▲ 111.2K |
TWO SIGMA SECURITIES, LLC computer communications equipment | 60.8K | 31.63% | 31.63% | $68.08M | May 15, 2025 | NEW |
STATE STREET CORP computer communications equipment | 50.0K | 26.00% | 26.00% | $55.96M | May 15, 2025 | NEW |
TWO SIGMA INVESTMENTS, LP computer communications equipment | 40.0K | 20.82% | 20.82% | $44.80M | May 15, 2025 | NEW |
NORTHERN TRUST CORP computer communications equipment | 33.6K | 17.51% | 17.51% | $37.68M | May 13, 2025 | NEW |
UBS GROUP AG computer communications equipment | 31.1K | 16.18% | 16.18% | $34.83M | May 13, 2025 | ▲ 3.5K |
FEDERATION DES CAISSES DESJARDINS DU QUEBEC computer communications equipment | 20.0K | 10.41% | 10.41% | $22.40M | May 15, 2025 | NEW |
PROMETHIUM ADVISORS,LLC computer communications equipment | 16.9K | 8.79% | 8.79% | $18.92M | May 15, 2025 | ▲ 1.3K |
CAMBRIDGE INVESTMENT RESEARCH ADVISORS, INC. computer communications equipment | 16.6K | 8.65% | 8.65% | $19.00M | Apr 22, 2025 | NEW |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q1 2025 vs prior quarter
Q1 2025
10
Increased
+198.9K shares9
New Positions
first time holders2
Decreased
−20.0K shares6
Sold Out
fully exitedNet shares change (top 50)
+178.8K
+198.9K / −20.0K
Net new holders
+11
9 new / 6 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
INTZ insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
0
Buy transactions
1
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
HEAD T JOE Chief Technology Officer | Jan 22, 2026 | Tax Withhold | 11,085 | $1.30 | $14.4K | 72.6K | Form 4 ↗ |
PINSON KIMBERLY Chief Financial Officer | Jan 22, 2026 | Tax Withhold | 11,085 | $1.30 | $14.4K | 50.1K | Form 4 ↗ |
PINSON KIMBERLY Chief Financial Officer | Dec 31, 2025 | Purchase | 2,500 | $0.98 | $2.4K | 61.2K | Form 4 ↗ |
Scott Anthony Chief Executive Officer | Dec 31, 2025 | Purchase | 2,175 | $0.98 | $2.1K | 638.8K | Form 4 ↗ |
LEVECCHIO ANTHONY J director | Dec 2, 2025 | Sale | 200 | $1.39 | $277 | 119.9K | Form 4 ↗ |
Wilson Gregory K. director | Aug 19, 2025 | Award | 40,462 | $1.73 | $70.0K | 96.9K | Form 4 ↗ |
MCCALLUM KATRINKA director | Aug 19, 2025 | Award | 40,462 | $1.73 | $70.0K | 98.4K | Form 4 ↗ |
LEVECCHIO ANTHONY J director | Aug 19, 2025 | Award | 40,462 | $1.73 | $70.0K | 120.1K | Form 4 ↗ |
Hinchcliffe Dion director | Aug 19, 2025 | Award | 40,462 | $1.73 | $70.0K | 91.2K | Form 4 ↗ |
Scott Anthony Chief Executive Officer | Aug 15, 2025 | Sale | 999 | $1.79 | $1.8K | 653.9K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Intrusion Inc. (INTZ) is primarily owned by institutional investors, who hold approximately 2.9% of total shares outstanding. Company insiders own approximately 14.87%, while retail and public investors account for the remaining 82.24%.
The largest institutional shareholder of Intrusion Inc. is GEODE CAPITAL MANAGEMENT, LLC, holding approximately 137,690 shares — equal to 71.65% of outstanding shares — as of March 31, 2025.
A total of 23 institutional investors currently hold INTZ stock, with a combined institutional value of approximately $658,705 as of the most recent 13F filing period.
Frequently asked questions
INTZ ownershipIntrusion Inc. (INTZ) is primarily owned by institutional investors, who hold approximately 2.9% of shares. The largest shareholder is GEODE CAPITAL MANAGEMENT, LLC with a 71.65% stake. Company insiders hold 14.87%. Data sourced from SEC Form 13F as of March 31, 2025.