Company: GHRS
Filing Date: 2025-07-29
Form Type: 20-F/A
Source: 0001140361-25-027850
Chunk: 239

Company: GH Research PLC
Filing Date: 2025-07-29
Form: 20-F/A
Chunk 239
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5 and consists of ordinary shares held by RA Capital Healthcare Fund, L.P. (the “Fund”) and RA         
 Capital Nexus Fund II, L.P. (the “Nexus Fund II”). RA Capital Healthcare Fund GP, LLC is the general partner of the Fund and RA Capital Nexus Fund II GP, LLC is the general partner of the Nexus Fund II. The general partner of RA    
 Capital is RA Capital Management GP, LLC, of which Dr. Kolchinsky and Mr. Shah are the controlling persons. RA Capital serves as investment advisor for the Fund and the Nexus Fund II and may be deemed a beneficial owner, for        
 purposes of Section 13(d) of the Exchange Act, of any securities held by the Fund and the Nexus Fund II. The Fund and the Nexus Fund II have delegated to RA Capital the sole power to vote and the sole power to dispose of all        
 securities held in the Fund’s and the Nexus Fund II’s portfolios, including the Company’s ordinary shares. As managers of RA Capital, Dr. Kolchinsky and Mr. Shah may be deemed beneficial owners, for purposes of Section 13(d) of the 
 Exchange Act, of any securities beneficially owned by RA Capital. The address of RA Capital is 200 Berkeley Street, 18thFloor, Boston MA 02116.                                                                                         |

145 Table of Contents

| (3) | Based solely on the 13G/A filed with the SEC by Lynx1 Capital Management LP (the “Investment Manager”) on February 6, 2025 and consists of ordinary shares held by Lynx1 Master Fund LP (the “Lynx1 Fund”) and a managed account. Mr.   
 Weston Nichols, the sole member of Lynx1 Capital Management GP LLC, the general partner of the Investment Manager, may be deemed a beneficial owner for purposes of Section 13(d) of the Exchange Act with respect to the Ordinary      
 Shares directly held by the Lynx1 Fund and the managed account. The address of the Investment Manager is 151 Calle de San Francisco, Suite 200, PM 1237, San Juan, PR 00901-1607 and the address of Weston Nichols is c/o Lynx1 Capital 
 Management LP, 151 Calle de San Franciso, Suite 200, PMB 1237, San Juan, PR 00901-1607.                                                                                                                                                 |

| (4) | In 2024, Dr. Terwey was succeeded by Dr. Valcheva