---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-23-039514"
form_type: "8-K"
ticker: "SER"
cik: "0001708599"
company_name: "Serina Therapeutics, Inc."
filed_at: "2023-11-06T23:59:59+00:00"
generated_at: "2026-06-08T21:12:03.965841+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.45
calibrated_materiality_score: 0.45
confidence: "high"
source: SEC EDGAR
---

# AgeX draws remaining $500K under secured note with Juvenescence; repayment due Feb 14, 2024

## Summary
- Drew $500,000 from Amended Secured Convertible Promissory Note on Oct 31, 2023.
- Repayment date for outstanding principal is February 14, 2024.
- Negotiating an increase in the Secured Note line of credit with Juvenescence.
- Previously disclosed material terms in 10-Q filed May 12, 2023 and 8-Ks filed June 8 and Aug 4, 2023.

## SEC filing metadata
- accession: 0001493152-23-039514
- form_type: 8-K
- ticker: SER
- cik: 0001708599
- company_name: Serina Therapeutics, Inc.
- filed_at: 2023-11-06T23:59:59+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.45
- calibrated_materiality_score: 0.45
- confidence: high
- sec_items: 2.03, 1.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1708599/000149315223039514/0001493152-23-039514-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1708599/000149315223039514/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-23-039514
- JSON: https://secwatch.observer/filing/0001493152-23-039514.json
- Plain text: https://secwatch.observer/filing/0001493152-23-039514.txt

## Key facts
- Debt Financings
  Serina Therapeutics, Inc. incurred credit facility of $500,000 with Juvenescence Limited at not disclosed maturing February 14, 2024.
  - Instrument: credit facility
  - Principal: $500,000
  - Counterparty: Juvenescence Limited
  - Rate: not disclosed
  - Maturity: February 14, 2024
  - Event: incurrence
  source text: On October 31, 2023, AgeX drew the remaining $500,000 of its credit available under the Amended and Restated Secured Convertible Promissory Note, as amended, (“Secured Note”) with Juvenescence Limited (“Juvenescence”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1708599/000149315223039514/0001493152-23-039514-index.htm

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