---
schema_version: "secwatch.filing_event.v1"
accession: "0001683168-25-001801"
form_type: "8-K"
ticker: "INTZ"
cik: "0000736012"
company_name: "INTRUSION INC"
filed_at: "2025-03-21T23:59:59+00:00"
generated_at: "2026-05-24T09:27:32.538992+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Intrusion exchanges $236,642 of note payable for 228,551 common shares, extinguishing the note

## Summary
- Exchanged $236,642.64 of Promissory Note #1 with Streeterville Capital for 228,551 common shares.
- Exchange satisfies all obligations under the partitioned note; note is paid-in-full and retired.
- Shares issued under Section 3(a)(9) exemption; no cash consideration exchanged.
- Original note principal reduced by exchange amount; note remains in effect for remaining balance.

## SEC filing metadata
- accession: 0001683168-25-001801
- form_type: 8-K
- ticker: INTZ
- cik: 0000736012
- company_name: INTRUSION INC
- filed_at: 2025-03-21T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/736012/000168316825001801/0001683168-25-001801-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/736012/000168316825001801/intrusion_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001683168-25-001801
- JSON: https://secwatch.observer/filing/0001683168-25-001801.json
- Plain text: https://secwatch.observer/filing/0001683168-25-001801.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.