---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-25-067561"
form_type: "8-K"
ticker: "PASG"
cik: "0001787297"
company_name: "Passage BIO, Inc."
filed_at: "2025-07-14T23:59:59+00:00"
generated_at: "2026-05-18T06:42:59.427888+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Passage Bio announces 1-for-20 reverse stock split effective July 14, 2025

## Summary
- Reverse split ratio 1-for-20; effective 12:01 a.m. ET on July 14, 2025.
- Pre-split shares ~62.4M; post-split ~3.12M shares outstanding.
- Action intended to regain Nasdaq minimum $1.00 bid price compliance.
- No fractional shares; holders of fractional shares receive rounded-up whole share.
- No change to authorized shares (125M), par value ($0.0001), or voting rights.

## SEC filing metadata
- accession: 0001104659-25-067561
- form_type: 8-K
- ticker: PASG
- cik: 0001787297
- company_name: Passage BIO, Inc.
- filed_at: 2025-07-14T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 3.03, 5.03, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1787297/000110465925067561/0001104659-25-067561-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1787297/000110465925067561/tm2520584d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-25-067561
- JSON: https://secwatch.observer/filing/0001104659-25-067561.json
- Plain text: https://secwatch.observer/filing/0001104659-25-067561.txt

## Key facts
- Governance Changes
  Passage BIO, Inc.: 1-for-20 reverse stock split effective July 14, 2025 (effective 2025-07-14).
  - Change: charter amendment
  - Effective: 2025-07-14
  source text: On July 11, 2025, Passage Bio, Inc. (the “ Company ”) filed a Certificate of Amendment (the “ Amendment ”) to its Amended and Restated Certificate of Incorporation (the “ Certificate of Incorporation ”) with the Secretary of State of the State of Delaware to implement a 1-for-20 reverse stock split (the “ Reverse Stock Split ”) of the Company’s common stock, par value $0.0001 per share (the “ Common Stock ”) to be effective as of 12:01 am Eastern time on July 14, 2025 (the “ Effective Time ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1787297/000110465925067561/0001104659-25-067561-index.htm

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