Ra Capital Management, L.P. - Mar 31, 2025 SCHEDULE 13G/A Report for DYNE THERAPEUTICS, INC. Common Stock, $0.0001 par value per share (DYN)

Filing Manager
RA CAPITAL MANAGEMENT, L.P.
Reporting Manager
RA Capital Management, L.P.
Security
DYNE THERAPEUTICS, INC. Common Stock, $0.0001 par value per share
Symbol
DYN
Shares outstanding
114M shares
Disclosed Ownership
9.71M shares
Ownership
8.5%
Form type
SCHEDULE 13G/A
Date filed
5/15/2025, 04:56 PM
Date of event
Mar 31, 2025
Next filing
Nov 14, 2025
SEC
View on sec.gov

Reporting Managers (4)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
RA Capital Management, L.P. 8.5% 9.71M 0 9.71M /s/ Peter Kolchinsky By Peter Kolchinsky, Authorized Signatory
Peter Kolchinsky 8.5% 9.71M 0 9.71M /s/ Peter Kolchinsky Peter Kolchinsky
Rajeev Shah 8.5% 9.71M 0 9.71M /s/ Rajeev Shah Rajeev Shah
RA Capital Healthcare Fund, L.P. 8.5% 9.71M 0 9.71M /s/ Peter Kolchinsky By RA Capital Healthcare Fund GP, LLC, its General Partner, By Peter Kolchinsky, Manager