6-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGNPRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of March, 2023.

Commission File Number: 001-40530

GH Research PLC

(Exact name of registrant as specified in itscharter)

28 Baggot StreetLowerDublin 2

D02 NX43

Ireland

(Address of principalexecutive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): ☐

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): ☐

GH Research PLC (the “Company”) will participate in a corporate panel and hold one-on-one investor meetings during the 43^rd^ Annual TD Cowen Health Care Conference, which is scheduled to take place from March 6-8, 2023 in Boston, Massachusetts.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.