---
schema_version: "secwatch.filing_event.v1"
accession: "0001683168-25-001477"
form_type: "8-K"
ticker: "INTZ"
cik: "0000736012"
company_name: "INTRUSION INC"
filed_at: "2025-03-11T23:59:59+00:00"
generated_at: "2026-05-25T00:23:22.389722+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# Intrusion exchanges $150K note for 170,474 common shares with Streeterville Capital

## Summary
- Exchange of $150,000 principal amount of Promissory Note #1 (original $5.35M) for 170,474 shares of common stock.
- Shares issued under Section 3(a)(9) exemption; no cash consideration exchanged.
- Original note reduced by $150,000; remaining balance continues under original terms.
- Exchange shares to be issued free of restrictive legend after holding period tacked to original note (March 10, 2022).
- Beneficial ownership limited to 9.99% of outstanding common stock.

## SEC filing metadata
- accession: 0001683168-25-001477
- form_type: 8-K
- ticker: INTZ
- cik: 0000736012
- company_name: INTRUSION INC
- filed_at: 2025-03-11T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 3.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/736012/000168316825001477/0001683168-25-001477-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/736012/000168316825001477/intrusion_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001683168-25-001477
- JSON: https://secwatch.observer/filing/0001683168-25-001477.json
- Plain text: https://secwatch.observer/filing/0001683168-25-001477.txt

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