Company: GHRS
Filing Date: 2025-02-05
Form Type: 424B5
Source: 0001140361-25-003183
Chunk: 28

Company: GH Research PLC
Filing Date: 2025-02-05
Form: 424B5
Chunk 28
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 Fitzgerald & Co. and Stifel, Nicolaus & Company, Incorporated, as representatives of the underwriters named below, or the Representatives, and each of the underwriters have agreed, severally and not jointly, to purchase from us, the ordinary shares shown opposite its name below:

| Underwriter                              |     | Number of Shares |
| Cantor Fitzgerald & Co.                  |     |        3,750,000 |
| Stifel, Nicolaus & Company, Incorporated |     |        3,750,000 |
| RBC Capital Markets, LLC                 |     |        1,500,000 |
| Canaccord Genuity LLC                    |     |          500,000 |
| Citizens JMP Securities, LLC             |     |          500,000 |
| Total                                    |     |       10,000,000 |

The underwriting agreement provides that the obligations of the several underwriters are subject to certain conditions precedent such as the receipt by the underwriters of officers’ certificates and legal opinions and approval of certain legal matters by their counsel. The underwriting agreement provides that the underwriters will purchase all of the ordinary shares if any of them are purchased. We have agreed to indemnify the underwriters and certain of their controlling persons against certain liabilities, including liabilities under the Securities Act, and to contribute to payments that the underwriters may be required to make in respect of those liabilities. The underwriters are offering the ordinary shares subject to their acceptance of the ordinary shares from us and subject to prior sale. The underwriters reserve the right to withdraw, cancel or modify offers to the public and to reject orders in whole or in part. Option to Purchase Additional Shares We have granted to the underwriters an option, exercisable 30 days from the date of this prospectus supplement, to purchase, from time to time, in whole or in part, up to an aggregate of 1,500,000 shares from us at the public offering price set forth on the cover page of this prospectus supplement, less underwriting discounts and commissions. If the underwriters exercise this option, each underwriter will be obligated, subject to certain conditions, to purchase a number of additional shares approximately proportionate to that underwriter’s initial purchase commitment as indicated in the table above. Commission and Expenses The underwriters have advised us that they propose to offer the ordinary shares to the public at the public offering price set forth on the cover page of this prospectus supplement and to certain dealers, which may include the underwriters