---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-272430"
form_type: "8-K"
ticker: "LXEO"
cik: "0001907108"
company_name: "Lexeo Therapeutics, Inc."
filed_at: "2023-11-07T23:59:59+00:00"
generated_at: "2026-06-08T17:46:02.608509+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Lexeo Therapeutics amends charter and bylaws upon IPO closing on Nov 7, 2023

## Summary
- Filed amended certificate of incorporation effective Nov 7, 2023 upon IPO closing.
- Adopted amended and restated bylaws effective Nov 7, 2023.
- Board and stockholders approved both governing documents before IPO closing.

## SEC filing metadata
- accession: 0001193125-23-272430
- form_type: 8-K
- ticker: LXEO
- cik: 0001907108
- company_name: Lexeo Therapeutics, Inc.
- filed_at: 2023-11-07T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 5.03, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1907108/000119312523272430/0001193125-23-272430-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1907108/000119312523272430/d576843d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-272430
- JSON: https://secwatch.observer/filing/0001193125-23-272430.json
- Plain text: https://secwatch.observer/filing/0001193125-23-272430.txt

## Key facts
- Governance Changes
  Lexeo Therapeutics, Inc.: Filed amended and restated certificate of incorporation effective as of immediately prior to the closing of the IPO.
  - Change: charter amendment
  source text: the Company filed an amended and restated certificate of incorporation (the “ Restated Certificate ”) with the Secretary of State of the State of Delaware.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1907108/000119312523272430/0001193125-23-272430-index.htm
- Governance Changes
  Lexeo Therapeutics, Inc.: Adopted amended and restated bylaws effective upon the closing of the IPO (effective 2023-11-07).
  - Change: bylaw amendment
  - Effective: 2023-11-07
  source text: the Company adopted amended and restated bylaws (the “ Restated Bylaws ”) in connection with the closing of the IPO.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1907108/000119312523272430/0001193125-23-272430-index.htm

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