---
schema_version: "secwatch.filing_event.v1"
accession: "0001641172-25-000300"
form_type: "8-K"
ticker: "ERNA"
cik: "0000748592"
company_name: "Ernexa Therapeutics Inc."
filed_at: "2025-03-24T23:59:59+00:00"
generated_at: "2026-05-24T07:30:21.852027+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Eterna Therapeutics issues $750K promissory note to insider Charles Cherington at 5% due June 2025

## Summary
- Issued $750,000 promissory note to Charles Cherington, who owns ~32% of ERNA shares.
- Note bears 5% annual interest, payable at maturity; default rate 7%.
- Matures on earliest of June 15, 2025, or when Eterna raises >$5M in equity/convertible debt.
- Cherington also holds a $1.5M note from March 11, 2025, making total insider debt $2.25M.
- Note includes customary events of default, cross-default >$50k, and bankruptcy clauses.

## SEC filing metadata
- accession: 0001641172-25-000300
- form_type: 8-K
- ticker: ERNA
- cik: 0000748592
- company_name: Ernexa Therapeutics Inc.
- filed_at: 2025-03-24T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 1.01, 2.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/748592/000164117225000300/0001641172-25-000300-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/748592/000164117225000300/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001641172-25-000300
- JSON: https://secwatch.observer/filing/0001641172-25-000300.json
- Plain text: https://secwatch.observer/filing/0001641172-25-000300.txt

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