Company: AHL
Filing Date: 2025-08-27
Form Type: 6-K
Source: 0001267395-25-000058
Chunk: 6

Company: ASPEN INSURANCE HOLDINGS LTD
Filing Date: 2025-08-27
Form: 6-K
Chunk 6
---
-looking statements as a prediction of actual results. Accordingly, any such statements are qualified in their entirety by reference to, and are accompanied by, important factors included in “Part I-Item 3.D.-Risk Factors” in our Annual Report on Form 20-F for the year ended December 31, 2024 and in any subsequent reports on Form 6-K (in addition to any assumptions and other factors referred to specifically in connection with such forward-looking statements).

#### NO OFFER OR SOLICITATION
This report is not intended to and does not constitute an offer to sell or the solicitation of an offer to subscribe for or buy or an invitation to purchase or subscribe for any securities or the solicitation of any vote or approval in any jurisdiction, nor shall there be any sale, issuance or transfer of securities in any jurisdiction in contravention of applicable law.

### EXHIBIT INDEX

### SIGNATURES
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.

| Dated: August 27, 2025 |     | ASPEN INSURANCE HOLDINGS LIMITED 
 By:                              |     | /s/ Mark Cloutier                                  |
|:-----------------------|:----|:---------------------------------|:----|:---------------------------------------------------|
|                        |     | Name:                            |     | Mark Cloutier                                      |
|                        |     | Title:                           |     | Executive Chairman & Group Chief Executive Officer |