Biotechnology Value Fund L P - Mar 31, 2025 SCHEDULE 13G/A Report for GH Research PLC Ordinary Shares, nominal value $0.025 per share (GHRS)

Filing Manager
BIOTECHNOLOGY VALUE FUND L P
Reporting Manager
BVF PARTNERS L P/IL
Security
GH Research PLC Ordinary Shares, nominal value $0.025 per share
Symbol
GHRS
Shares outstanding
62.2M shares
Disclosed Ownership
8.83M shares
Ownership
14.2%
Form type
SCHEDULE 13G/A
Date filed
5/15/2025, 04:31 PM
Date of event
Mar 31, 2025
SEC
View on sec.gov

Reporting Managers (10)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
BIOTECHNOLOGY VALUE FUND L P 7.4% 4.6M 0 4.6M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF I GP LLC 7.4% 4.6M 0 4.6M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BIOTECHNOLOGY VALUE FUND II LP 5.8% 3.61M 0 3.61M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF II GP LLC 5.8% 3.61M 0 3.61M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
Biotechnology Value Trading Fund OS LP 1% 620K 0 620K /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF Partners OS Ltd. 1% 620K 0 620K /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF GP HOLDINGS LLC 13.2% 8.2M 0 8.2M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF PARTNERS L P/IL 14.2% 8.83M 0 8.83M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF INC/IL 14.2% 8.83M 0 8.83M /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
LAMPERT MARK N 14.2% 8.83M 0 8.83M /s/ Mark N. Lampert Mark N. Lampert