Company: GHRS
Filing Date: 2025-02-05
Form Type: 424B5
Source: 0001140361-25-003183
Chunk: 29

Company: GH Research PLC
Filing Date: 2025-02-05
Form: 424B5
Chunk 29
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, at that price less a concession not in excess of $0.54 per ordinary share. After the initial offering, the Representatives may change the offering price and other selling terms. The following table shows the public offering price, the underwriting discounts and commissions that we are to pay the underwriters and the proceeds, before expenses, to us in connection with this offering. Such amounts are shown assuming both no exercise and full exercise of the underwriters’ option to purchase additional shares.

|                                        |     |  Per Share |     |            |     |        Total |     |              |
|                                        |     |    Without 
  Option to 
   Purchase 
 Additional 
     Shares |     |       With 
  Option to 
   Purchase 
 Additional 
     Shares |     |      Without 
    Option to 
     Purchase 
   Additional 
       Shares |     |         With 
    Option to 
     Purchase 
   Additional 
       Shares |
| Public offering price                  |     |     $15.00 |     |     $15.00 |     | $150,000,000 |     | $172,500,000 |
| Underwriting discounts and commissions |     |      $0.90 |     |      $0.90 |     |   $9,000,000 |     |  $10,350,000 |
| Proceeds to us, before expenses        |     |     $14.10 |     |     $14.10 |     | $141,000,000 |     | $162,150,000 |

We estimate expenses payable by us in connection with this offering, other than the underwriting discounts and commissions referred to above, will be approximately $1,200,000. We have also agreed to reimburse the underwriters for up to $20,000 of certain of their counsels’ fees and expenses, which reimbursed fee is deemed underwriting compensation for this offering by FINRA.

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TABLE OF CONTENTS

Listing Our ordinary shares are listed on the Nasdaq Global Market under the trading symbol “GHRS.” No Sales of Similar Securities Pursuant to certain “lock-up” agreements, we and our executive officers, directors and a certain shareholder affiliated with a director have agreed, subject to certain exceptions, not to and will not cause or direct any of our affiliates to offer, sell, assign, transfer, pledge, contract to sell, or otherwise dispose of or announce the intention to otherwise dispose of, or enter into, or announce the intention to