BIOTECHNOLOGY VALUE FUND L P - 31 Mar 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
62,166,986 shares
Disclosed Ownership
8,827,712 shares
Ownership
14%
Form type
SCHEDULE 13G/A
Filing time
15 May 2025, 16:31:47 UTC
Date of event
31 Mar 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% 4,599,019 0 4,599,019 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF I GP LLC 7.4% 4,599,019 0 4,599,019 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BIOTECHNOLOGY VALUE FUND II LP 5.8% 3,605,399 0 3,605,399 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF II GP LLC 5.8% 3,605,399 0 3,605,399 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
Biotechnology Value Trading Fund OS LP 1% 619,881 0 619,881 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF Partners OS Ltd. 1% 619,881 0 619,881 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF GP HOLDINGS LLC 13% 8,204,418 0 8,204,418 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF PARTNERS L P/IL 14% 8,827,712 0 8,827,712 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
BVF INC/IL 14% 8,827,712 0 8,827,712 /s/ Mark N. Lampert Mark N. Lampert, Authorized Signatory
LAMPERT MARK N 14% 8,827,712 0 8,827,712 /s/ Mark N. Lampert Mark N. Lampert