---
schema_version: "secwatch.filing_event.v1"
accession: "0001493152-24-036080"
form_type: "8-K"
ticker: "SER"
cik: "0001708599"
company_name: "Serina Therapeutics, Inc."
filed_at: "2024-09-12T23:59:59+00:00"
generated_at: "2026-05-31T05:15:15.800863+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Serina Therapeutics appoints Steven Ledger as permanent CEO; base $450k, options grant

## Summary
- Steven Ledger, interim CEO since March 2024, appointed permanent CEO effective Sept 8, 2024.
- Annual base salary $450,000, increasing to $500,000 upon strategic goal; bonus up to 50% of base.
- Received 501,851 stock options; 75% time-vested over 4 years, 25% performance-based.
- Severance: 12 months base plus prorated bonus (min half) if terminated without cause.
- Ledger has 35+ years experience; retains board seat.

## SEC filing metadata
- accession: 0001493152-24-036080
- form_type: 8-K
- ticker: SER
- cik: 0001708599
- company_name: Serina Therapeutics, Inc.
- filed_at: 2024-09-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1708599/000149315224036080/0001493152-24-036080-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1708599/000149315224036080/form8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001493152-24-036080
- JSON: https://secwatch.observer/filing/0001493152-24-036080.json
- Plain text: https://secwatch.observer/filing/0001493152-24-036080.txt

## Key facts
- Executive change
  Steven Ledger was appointed as Chief Executive Officer at Serina Therapeutics, Inc..
  - Action: appointed
  - Role: Chief Executive Officer
  source text: On September 8, 2024, the Board of Directors (the “Board”) of Serina Therapeutics, Inc. (the “Company”) appointed Steven Ledger, the current Interim Chief Executive Officer of the Company, to be the Company’s Chief Executive Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1708599/000149315224036080/0001493152-24-036080-index.htm

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