Fairmount Funds Management LLC - 23 Oct 2025 SCHEDULE 13D/A Report for Viridian Therapeutics, Inc.\DE Common Stock, $0.01 par value (VRDN)

Filing Manager
Fairmount Funds Management LLC
Reporting Manager
Fairmount Funds Management LLC
Security
Viridian Therapeutics, Inc.\DE Common Stock, $0.01 par value
Symbol
VRDN
Shares outstanding
106M shares
Disclosed Ownership
16M shares
Ownership
15.1%
Form type
SCHEDULE 13D/A
Filing time
27 Oct 2025, 16:31:36 UTC
Date of event
23 Oct 2025
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
Fairmount Funds Management LLC 15.14% 16M 0 16M /s/ Peter Harwin Peter Harwin, Managing Member 0001802528
Fairmount Healthcare Fund II GP LLC 15.14% 16M 0 16M /s/ Peter Harwin Peter Harwin, Managing Member 0001830382