Intrusion Inc SEC filings INTZ
Intrusion Inc has 906 filings in SEC EDGAR's recent list, going back to Jun 28, 1996. Its latest annual report, Form 10-K, was filed on Mar 25, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 11, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (listing notice). The company's fiscal year ends on December 31.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B5 | Prospectus supplement | Jun 12, 2025 | — |
| 424B3 | Prospectus | Jun 12, 2025 | — |
| 424B5 | Prospectus supplement | Mar 17, 2025 | — |
| S-3/A | Amendment no 2. | Jan 31, 2025 | — |
| 424B5 | Prospectus supplement | Jan 7, 2025 | — |
| S-3/A | Amendment to form s-3 | Dec 17, 2024 | — |
| S-3 | Shelf registration | Aug 15, 2024 | — |
| 424B1 | Form 424b1 | Jul 30, 2024 | — |
| S-1 | Registration statement | Jul 19, 2024 | — |
| 424B5 | Prospectus supplement | Mar 14, 2024 | — |
| 424B5 | Prospectus supplement | Mar 13, 2024 | — |
| S-8 | Employee stock plan registration | Feb 9, 2024 | — |
| S-1/A | Amended registration statement | Dec 20, 2023 | — |
| S-1 | Registration statement | Dec 11, 2023 | — |
| S-1/A | Amended registration statement | Sep 18, 2023 | — |
| FWP | Free writing prospectus | Aug 28, 2023 | — |
| S-1/A | Amended registration statement | Aug 25, 2023 | — |
| S-1 | Registration statement | Aug 11, 2023 | — |
| 424B5 | Prospectus supplement | Apr 11, 2023 | — |
| 424B5 | Prospectus supplement | Sep 14, 2022 | — |
| 424B5 | Prospectus supplement | Aug 4, 2022 | — |
| 424B5 | Prospectus supplement | Mar 28, 2022 | — |
| 424B2 | Prospectus | Aug 17, 2021 | — |
| S-3/A | Amendment no. 1 to form s-3 | Aug 12, 2021 | — |
| S-3 | Shelf registration | Aug 5, 2021 | — |
| 424B4 | Prospectus | Oct 9, 2020 | — |
| S-1/A | Amended registration statement | Oct 5, 2020 | — |
| S-1 | Registration statement | Aug 25, 2020 | — |
| S-8 | Employee stock plan registration | May 10, 2018 | — |
| S-8 | Employee stock plan registration | Jun 16, 2010 | — |
| 424B3 | Prospectus | Nov 9, 2007 | — |
| 424B3 | Prospectus | Aug 10, 2007 | — |
| 424B3 | Prospectus | May 15, 2007 | — |
| POS AM | Filing | Apr 12, 2007 | — |
| 424B5 | Prospectus supplement | Jan 18, 2006 | — |
| S-3 | Shelf registration | Jan 5, 2006 | — |
| S-8 | Employee stock plan registration | Jun 15, 2005 | — |
| 424B5 | Prospectus supplement | May 24, 2005 | — |
| S-3/A | Filing | May 19, 2005 | — |
| S-3 | Shelf registration | Apr 22, 2005 | — |
| 424B5 | Prospectus supplement | Aug 9, 2004 | — |
| S-3/A | Filing | Aug 6, 2004 | — |
| S-3/A | Filing | Jul 23, 2004 | — |
| S-3/A | Filing | Jun 14, 2004 | — |
| S-3 | Shelf registration | Apr 20, 2004 | — |
| S-8 | Employee stock plan registration | Jun 13, 2002 | — |
| S-8 | Employee stock plan registration | May 15, 2001 | — |
| S-8 | Employee stock plan registration | Mar 23, 2001 | — |
| S-8 | Employee stock plan registration | May 28, 1998 | — |
| S-8 | Employee stock plan registration | Dec 22, 1997 | — |
Showing 50 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Computer Communications Equipment (SIC 3576)
- Listed as
- INTZ (Nasdaq)
- Fiscal year ends
- December 31
- Incorporated in
- DE
- Headquarters
- Plano, TX
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 736012
- Former names
- INTRUSION COM INC (until Mar 21, 2001); ODS NETWORKS INC (until Mar 10, 2000); OPTICAL DATA SYSTEMS INC (until Apr 10, 1997)
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Source: SEC EDGAR filings. This is company-reported data, not investment advice.