Company: AFGC
Filing Date: 2025-09-17
Form Type: 424B5
Source: 0001140361-25-035246
Chunk: 2

Company: AMERICAN FINANCIAL GROUP INC
Filing Date: 2025-09-17
Form: 424B5
Chunk 2
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 as to the reliability of, any other information that others may give you. We are not, and the underwriters are not, making an offer to sell the notes in any jurisdiction in which an offer or solicitation is not authorized or in which the person making such offer or solicitation is not qualified to do so or to anyone to whom it is unlawful to make an offer or solicitation. You should assume that the information appearing in this prospectus supplement and the accompanying prospectus and the documents incorporated by reference is accurate only as of their respective dates. Our business, financial condition, results of operations and prospects may have changed since those dates.**

#### TABLE OF CONTENTS

### IMPORTANT NOTICES
**Notice to Prospective Investors in the European Economic Area

None of this prospectus supplement and the accompanying prospectus is a prospectus for the purposes of Regulation (EU) 2017/1129, as amended (the “Prospectus Regulation”). This prospectus supplement and the accompanying prospectus have been prepared on the basis that any offer of the senior notes in any Member State of the European Economic Area (the “EEA”) will only be made to a legal entity which is a qualified investor under the Prospectus Regulation (each, an “EEA Qualified Investor”). Accordingly, any person making or intending to make an offer in any Member State of the EEA of the senior notes which are the subject of the offering contemplated in this prospectus supplement and the accompanying prospectus may only do so with respect to EEA Qualified Investors. Neither we nor the underwriters have authorised, nor do we or they authorise, the making of any offer of the senior notes in the EEA other than to EEA Qualified Investors.

PROHIBITION OF SALES TO EEA RETAIL INVESTORS – The senior notes are not intended to be offered, sold or otherwise made available to and should not be offered, sold or otherwise made available to any retail investor in the EEA. For these purposes, a “retail investor” means a person who is one (or more) of: (i) a retail client as defined in point (11) of Article 4(1) of Directive 2014/65/EU, as amended (“MiFID II”); or (ii) a customer within the meaning of Directive (EU) 2016/97, as amended (the “Insurance Distribution Directive”), where that customer would not qualify as a professional client as defined in point (10) of Article 4