Company: AHL
Filing Date: 2025-03-20
Form Type: F-1/A
Source: 0001628280-25-014149
Chunk: 513

Company: ASPEN INSURANCE HOLDINGS LTD
Filing Date: 2025-03-20
Form: F-1/A
Chunk 513
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 of determining any liability under the Securities Act, the information omitted from the form of prospectus filed as part of this registration statement in reliance upon Rule 430A and contained in a form of prospectus filed by the registrant pursuant to Rule 424(b)(1) or (4) or 497(h) under the Securities Act shall be deemed to be part of this registration statement as of the time it was declared effective.

(2) For the purpose of determining any liability under the Securities Act, each post-effective amendment that contains a form of prospectus shall be deemed to be a new registration statement relating to the securities offered therein, and the offering of such securities at that time shall be deemed to be the initial bona fide offering thereof.

<div align='center'>II-4</div>

### SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, as amended, the registrant certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form F-1 and has duly caused this registration statement to be signed on its behalf by the undersigned, thereunto duly authorized, in Hamilton, Bermuda, on this 20th day of March, 2025.

| ASPEN INSURANCE HOLDINGS LIMITED |     |                                                                    |
| By:                              |     | /s/Mark Cloutier                                                   |
|                                  |     | Name: Mark Cloutier                                                |
|                                  |     | Title: Director, Executive Chair and Group Chief Executive Officer |

Pursuant to the requirements of the Securities Act of 1933, this registration statement has been signed by the following persons in the capacities and on the dates indicated.

| Signature                    
 /s/Mark Cloutier             |     | Title                                                       
 Director, Executive Chair and Group Chief Executive Officer 
 (Principal Executive Officer)                               |     | Date           
 March 20, 2025 |
|:-----------------------------|:----|:------------------------------------------------------------|:----|:---------------|
| Mark Cloutier                |     |                                                             |     |                |
| /s/Mark Pickering            |     | Group Chief Financial Officer                               
 (Principal Financial Officer)                               |     | March 20, 2025 |
| Mark Pickering               |     |                                                             |     |                |
| /s/Marc MacGillivray         |     | Chief Accounting Officer                                    
 (Principal Accounting Officer)                              |     | March 20, 2025 |
| Marc MacGilliv