Company: INGVF
Filing Date: 2025-03-20
Form Type: 424B5
Source: 0001193125-25-058308
Chunk: 10

Company: ING GROEP NV
Filing Date: 2025-03-20
Form: 424B5
Chunk 10
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 infringement claims by third parties; |

| · |     | inability of counterparties to meet financial obligations or ability to enforce rights against such counterparties; |

| · |     | changes in credit ratings; |

| · |     | business, operational, regulatory, reputation, transition and other risks and challenges in connection with climate change, diversity, equity and inclusion and                                                  
 other and ESG-related matters, including data gathering and reporting and also including managing the conflicting laws and requirements of governments, regulators and authorities with respect to these topics; |

| · |     | inability to attract and retain key personnel; |

| · |     | future liabilities under defined benefit retirement plans; |

| · |     | failure to manage business risks, including in connection with use of models, use of derivatives, or maintaining appropriate policies and guidelines; and |

| · |     | changes in capital and credit markets, including interbank funding, as well as customer deposits, which provide the liquidity and capital required to fund our 
 operations.                                                                                                                                                    |

Any forward-looking statements made herein or in the documents incorporated by reference herein speak only as of the date they are made and it should not be assumed that they have been revised or updated in the light of new information or future events. Except as required by the U.S. Securities and Exchange Commission (“ SEC”) or applicable U.S. or other law, ING expressly disclaims any obligation or S-2

undertaking to release publicly any updates or revisions to any forward-looking statements contained in this prospectus supplement or the documents incorporated by reference herein to reflect any
change in ING’s expectations with regard thereto or any change in events, conditions or circumstances on which any such statement is based. The reader should, however, consult any additional disclosures that ING has made or may make in
documents ING has filed or may file with the SEC.

Additional risks and risk factors are identified in ING’s filings with the SEC,
including in the 2024 Form 20-F, filed on March 6, 2024, which is available on the SEC’s website at http://www.sec.gov.

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ABOUT THIS PROSPECTUS SUPPLEMENT

This document is in two parts. The first part is this prospectus supplement which contains specific information about the terms of this
offering. This prospectus supplement also adds and updates information contained in, or incorporated by reference into, the accompanying prospectus. The second part, the accompanying prospectus, provides more general information about the