Company: AHL
Filing Date: 2025-03-20
Form Type: F-1/A
Source: 0001628280-25-014149
Chunk: 444

Company: ASPEN INSURANCE HOLDINGS LTD
Filing Date: 2025-03-20
Form: F-1/A
Chunk 444
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-backed                |     |                                             |   0.1 |     |            |    — |     |                |   435.9 |     |            |  -74.9 |     |        |   436.0 |     |            |  -74.9 |     |            |     | 197 |
| Total fixed income securities, available for sale |     | $                                           | 196.5 |     | $          | -2.1 |     | $              | 2,802.0 |     | $          | -219.7 |     | $      | 2,998.5 |     | $          | -221.8 |     |            |     | 950 |

At December 31, 2024, 1,170available for sale securities were in an unrealized loss position of $ 181.9million, of which $ 0.3million was related to securities below investment grade or not rated. At December 31, 2023, 950available for sale securities were in an unrealized loss position of $ 221.8million, of which $ 1.2million was related to securities below investment grade or not rated.

<div align='center'>F-34</div>

The unrealized losses of $ 181.9million at December 31, 2024 were due to non-credit factors and are expected to be recovered as the related securities approach maturity. The Company does not intend to sell the securities in an unrealized loss position and it is not more likely than not that the Company will be required to sell the investments before recovery of their amortized cost bases.

#### 5.

#### Variable Interest Entities
As at December 31, 2024, the Company held an investment in one(December 31, 2023 — one) variable interest entity (“VIE”), namely Peregrine Reinsurance Ltd (“Peregrine”).

In November 2016, Peregrine, a subsidiary of the Company, was registered as a segregated accounts company under the Segregated Accounts Companies Act 2000, as amended. As at December 31, 2024, Peregrine had six segregated accounts which were funded by third-party investors, which are not consolidated, and two segregated accounts which are funded by Aspen and are consolidated within the financial statements.

The Company has determined that Peregrine has the characteristics of a VIE as addressed by the guidance in ASC 810,