SCHEDULE 13G/A

Voyager Therapeutics Inc

Common Stock · CUSIP: 92915B106

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• EcoR1 Capital, LLC

  Shares: 4,002,847.00 · Class: 6.8%

• Oleg Nodelman

  Shares: 4,002,847.00 · Class: 6.8%

• EcoR1 Capital Fund Qualified, L.P.

  Shares: 3,756,988.00 · Class: 6.4%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.