Company: AHL
Filing Date: 2025-03-20
Form Type: F-1/A
Source: 0001628280-25-014149
Chunk: 338

Company: ASPEN INSURANCE HOLDINGS LTD
Filing Date: 2025-03-20
Form: F-1/A
Chunk 338
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 certain holders of our ordinary shares, including the selling shareholders, will agree with the underwriters, subject to certain exceptions, not to dispose of or hedge any of our ordinary shares or securities convertible into or exchangeable for our ordinary shares during the period from the date of this prospectus continuing through the date 180 days after the date of this prospectus, except with the prior written consent of . These lock-up agreements contain important exceptions that govern their applicability, including, with respect to the Apollo Shareholders, (1) transfers to any third-party pledgee in a bona fide transaction as collateral to secure obligations pursuant to lending or other similar arrangement relating to a financing arrangement between such third parties (or their affiliates or designees) and the lock-up party and/or its affiliates and (2) transfers pursuant to a bona fide loan or pledge and/or as a grant or maintenance of a bona fide lien, security interest, pledge or other

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similar encumbrance in connection with a loan to the lock-up party, in each case subject to certain restrictions. These agreements are described below under the section captioned “Underwriting (Conflicts of Interest).”

#### Rule 144
In general, a person who has beneficially owned our ordinary shares that are restricted securities for at least six months would be entitled to sell such securities, provided that (i) such person is not deemed to have been one of our affiliates at the time of, or at any time during the 90 days preceding, the sale and (ii) we are subject to, and in compliance with certain of, the Exchange Act periodic reporting requirements for at least 90 days before the sale. If such person has beneficially owned such ordinary shares for at least one year, then the requirement in clause (ii) will not apply to the sale.

Persons who have beneficially owned our ordinary shares that are restricted securities for at least six months but who are our affiliates at the time of, or any time during the 90 days preceding, a sale, would be subject to additional restrictions, by which such person would be entitled to sell within any three-month period only a number of securities that does not exceed the greater of either of the following:

• 1% of the number of our ordinary shares then outstanding, which will equal approximately ordinary shares immediately after this offering; or

• the average weekly trading volume of our ordinary shares on the NYSE during the four calendar weeks preceding the filing of