GH Research PLC (NASDAQ:GHRS), a clinical-stage biopharmaceutical company dedicated to transforming the lives of patients by developing a practice-changing treatment in depression, today announced the pricing of an underwritten offering in the United States of 6,527,779 of its ordinary shares at an offering price of $18.00 per share for total gross proceeds of approximately $117.5 million, before deducting underwriting discounts and commissions and offering expenses. All of the ordinary shares are being offered by GH Research PLC. The offering is expected to close on April 30, 2026, subject to customary closing conditions.