---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-24-043130"
form_type: "8-K"
ticker: "MTNB"
cik: "0001582554"
company_name: "Matinas BioPharma Holdings, Inc."
filed_at: "2024-10-31T23:59:59+00:00"
generated_at: "2026-05-30T07:26:11.026719+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 1.0
calibrated_materiality_score: 1.0
confidence: "high"
source: SEC EDGAR
---

# Matinas BioPharma terminates MAT2203 partnership, cuts 80% workforce, ceases development, considers dissolution

## Summary
- Partnership negotiations for MAT2203 global rights terminated; prospective partner withdrew.
- 80% workforce reduction of 15 positions, including CMO, CBO, and CTO, effective Oct 31, 2024.
- All product development ceased; exploring asset sale of MAT2203 or winddown/dissolution of the company.
- CMO James Ferguson terminated; severance ~$500k (12 months base salary plus benefits).

## SEC filing metadata
- accession: 0001493152-24-043130
- form_type: 8-K
- ticker: MTNB
- cik: 0001582554
- company_name: Matinas BioPharma Holdings, Inc.
- filed_at: 2024-10-31T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 1.0
- calibrated_materiality_score: 1.0
- confidence: high
- sec_items: 2.05, 2.06, 5.02, 7.01, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1582554/000149315224043130/0001493152-24-043130-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1582554/000149315224043130/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-24-043130
- JSON: https://secwatch.observer/filing/0001493152-24-043130.json
- Plain text: https://secwatch.observer/filing/0001493152-24-043130.txt

## Key facts
- Executive change
  James Ferguson was terminated as Chief Medical Officer at Matinas BioPharma Holdings, Inc..
  - Action: terminated
  - Role: Chief Medical Officer
  source text: the employment of James Ferguson, M.D., the Company’s Chief Medical Officer, was terminated effective October 31, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1582554/000149315224043130/0001493152-24-043130-index.htm

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