Company: AHL
Filing Date: 2025-03-20
Form Type: F-1/A
Source: 0001628280-25-014149
Chunk: 467

Company: ASPEN INSURANCE HOLDINGS LTD
Filing Date: 2025-03-20
Form: F-1/A
Chunk 467
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 |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       | All outstanding liabilities for 2015 and subsequent years, net of reinsurance |      |     | $ |   442.6 |
|                |     |      |     |                                                                                   |      |     |      |     |   |      |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       | All outstanding liabilities before 2015, net of reinsurance                   |      |     |   |       — |
|                |     |      |     |                                                                                   |      |     |      |     |   |      |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       |     |      |     |   |       | Liabilities for claims and claim adjustment expenses, net of reinsurance      |      |     | $ |   442.6 |

<div align='center'>F-55</div>

Reconciliation of Incurred and Paid Claims Development to total Reserve for Losses and LAE

|                                                       |     | As at December 31, 2024 |         |     | As at December 31, 2023 |         |
|:------------------------------------------------------|:----|:------------------------|--------:|:----|:------------------------|--------:|
|                                                       |     | -$ in millions          |         |     | -$ in millions          |         |
| Net outstanding liabilities:                          |     |                         |         |     |                         |         |
| Insurance lines                                       |     |                         |         |     |                         |         |
| - Property insurance lines                            |     |                         |   268.9 |     |                         |   270.8 |
| - Casualty insurance lines                            |     |                         |   756.0 |     |                         |   636.5 |
| - Marine, aviation and energy insurance lines