Ra Capital Management, L.P. - Apr 28, 2025 SCHEDULE 13D/A Report for JADE BIOSCIENCES, INC. Common Stock, $0.0001 par value per share

Filing Manager
RA CAPITAL MANAGEMENT, L.P.
Reporting Manager
RA Capital Management, L.P.
Security
JADE BIOSCIENCES, INC. Common Stock, $0.0001 par value per share
Shares outstanding
32.3M shares
Disclosed Ownership
1.32M shares
Ownership
4.1%
Form type
SCHEDULE 13D/A
Date filed
4/30/2025, 04:51 PM
Date of event
Apr 28, 2025
Next filing
Oct 16, 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. 4.1% 1.32M 0 1.32M /s/ Peter Kolchinsky By Peter Kolchinsky, Authorized Signatory 0001346824
Peter Kolchinsky 4.1% 1.32M 0 1.32M /s/ Peter Kolchinsky Peter Kolchinsky 0001384859
Rajeev Shah 4.1% 1.32M 0 1.32M /s/ Rajeev Shah Rajeev Shah 0001619841
RA Capital Healthcare Fund, L.P. 4% 1.29M 0 1.29M /s/ Peter Kolchinsky By RA Capital Healthcare Fund GP, LLC, its General Partner, By Peter Kolchinsky, Manager 0001315082