---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-25-005948"
form_type: "8-K"
ticker: "MTNB"
cik: "0001582554"
company_name: "Matinas BioPharma Holdings, Inc."
filed_at: "2025-02-11T23:59:59+00:00"
generated_at: "2026-05-26T23:22:41.761134+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Matinas BioPharma director Herbert Conrad resigns due to retirement

## Summary
- Herbert Conrad resigned from Board of Directors effective February 6, 2025.
- Conrad also stepped down from Audit and Nominating/Corporate Governance Committees.
- Resignation was not due to any material disagreement or change in company direction.

## SEC filing metadata
- accession: 0001493152-25-005948
- form_type: 8-K
- ticker: MTNB
- cik: 0001582554
- company_name: Matinas BioPharma Holdings, Inc.
- filed_at: 2025-02-11T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1582554/000149315225005948/0001493152-25-005948-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1582554/000149315225005948/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-25-005948
- JSON: https://secwatch.observer/filing/0001493152-25-005948.json
- Plain text: https://secwatch.observer/filing/0001493152-25-005948.txt

## Key facts
- Executive change
  Herbert Conrad resigned as Director at Matinas BioPharma Holdings, Inc..
  - Action: resigned
  - Role: Director
  source text: On February 5, 2025, Herbert Conrad informed the Board of Directors (the “ Board ”) of Matinas BioPharma Holdings, Inc. (the “ Company ”) that he was resigning from the Board effective February 6, 2025, due to retirement.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1582554/000149315225005948/0001493152-25-005948-index.htm

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