Schedule 13G ownership disclosure

GENERATION BIO CO

Common Stock · CUSIP: 37148K209

Event date: 2025-09-30

Filing-level shares
421,926.00
Percent of class
6.3%
  • SymBiosis Capital Partners, LLC

    Shares: 421,926.00 · Class: 6.3%

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

Source: SEC EDGAR filing

Filing metadata

Accession number
0002006045-25-000004
Form type
SCHEDULE 13G/A
Filer
Generation Bio Co.
CIK
CIK 1733294
Filed
Nov 14, 2025
Reporting period
Sep 30, 2025
Description
Schedule 13G beneficial ownership

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