---
schema_version: "secwatch.filing_event.v1"
accession: "0001104659-26-013897"
form_type: "8-K"
ticker: "VYGR"
cik: "0001640266"
company_name: "Voyager Therapeutics, Inc."
filed_at: "2026-02-12T23:59:59+00:00"
generated_at: "2026-05-16T03:02:47.221636+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Chief Medical Officer Toby Ferguson resigns; CEO Sandrock takes over clinical leadership

## Summary
- Toby Ferguson, M.D., Ph.D., resigned as CMO effective Feb 20, 2026, to pursue a new opportunity.
- Resignation is not due to any disagreement with the company.
- CEO Alfred W. Sandrock, Jr., M.D., Ph.D., will assume interim oversight of clinical development programs.

## SEC filing metadata
- accession: 0001104659-26-013897
- form_type: 8-K
- ticker: VYGR
- cik: 0001640266
- company_name: Voyager Therapeutics, Inc.
- filed_at: 2026-02-12T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1640266/000110465926013897/0001104659-26-013897-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1640266/000110465926013897/tm266042d1_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001104659-26-013897
- JSON: https://secwatch.observer/filing/0001104659-26-013897.json
- Plain text: https://secwatch.observer/filing/0001104659-26-013897.txt

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