---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-26-041577"
form_type: "8-K"
ticker: "MTNB"
cik: "0001582554"
company_name: "Matinas BioPharma Holdings, Inc."
filed_at: "2026-09-04T21:00:30+00:00"
generated_at: "2026-09-04T21:02:11.266260+00:00"
event_type: "regulatory"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Matinas BioPharma receives NYSE American non-compliance notice for equity below $2M

## Summary
- Received notice Aug 31, 2026: stockholders' equity $1.8M as of June 30, 2026, below $2.0M minimum under Section 1003(a)(i).
- Also non-compliant with Sections 1003(a)(ii) and (iii) (equity below $4M and $6M) as previously disclosed.
- Plan accepted by NYSE American; plan period through Oct 2, 2027 to regain compliance; delisting proceedings if not.
- No immediate impact on listing; shares continue trading on NYSE American under MTNB with .BC indicator.

## SEC filing metadata
- accession: 0001493152-26-041577
- form_type: 8-K
- ticker: MTNB
- cik: 0001582554
- company_name: Matinas BioPharma Holdings, Inc.
- filed_at: 2026-09-04T21:00:30+00:00
- event_type: regulatory
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 3.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1582554/000149315226041577/0001493152-26-041577-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1582554/000149315226041577/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-26-041577
- JSON: https://secwatch.observer/filing/0001493152-26-041577.json
- Plain text: https://secwatch.observer/filing/0001493152-26-041577.txt

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