Cover Page |
12 Months Ended |
|---|---|
|
Dec. 31, 2025
shares
| |
| Document Information [Line Items] | |
| Document Type | 20-F/A |
| Amendment Flag | true |
| Document Period End Date | Dec. 31, 2025 |
| Document Fiscal Year Focus | 2025 |
| Document Fiscal Period Focus | FY |
| Trading Symbol | AEG |
| Entity Registrant Name | Aegon Ltd. |
| Entity Central Index Key | 0000769218 |
| Current Fiscal Year End Date | --12-31 |
| Entity Well-known Seasoned Issuer | Yes |
| Entity Current Reporting Status | Yes |
| Entity Filer Category | Large Accelerated Filer |
| Entity Emerging Growth Company | false |
| Entity Shell Company | false |
| Title of 12(b) Security | Common shares |
| Security Exchange Name | NYSE |
| Document Annual Report | true |
| Document Transition Report | false |
| Entity Voluntary Filers | No |
| Entity Interactive Data Current | Yes |
| Entity Address, Country | NL |
| Document Shell Company Report | false |
| Entity File Number | 1-10882 |
| Entity Address, Address Line One | World Trade Center Schiphol |
| Entity Address, Address Line Two | Schiphol Boulevard 223 |
| Entity Address, Postal Zip Code | 1118 BH |
| Entity Address, City or Town | Schiphol |
| Entity Incorporation, State or Country Code | D0 |
| Document Registration Statement | false |
| Document Accounting Standard | International Financial Reporting Standards |
| ICFR Auditor Attestation Flag | true |
| Amendment Description | EXPLANATORY NOTE This Amendment No. 1 (“Amendment No. 1”) to the Annual Report on Form 20-F of Aegon Ltd. (“Aegon”) for the fiscal year ended December 31, 2025 filed on March 26, 2026 (the “2025 Form 20-F”) is being filed to include the audited financial statements and related notes of ASR Nederland N.V. (“ASR”), and the audit report of KPMG Accountants N.V. relating thereto, as required by Rule 3-09 of Regulation S-X under the Securities Exchange Act of 1934, as amended. Aegon owns less than 50% non-controlling interest in ASR and accounts for ASR using the equity method of accounting. ASR did not meet the significant subsidiary test for the year ended December 31, 2025, but met the significant subsidiary test for the year ended December 31, 2024. Accordingly, this Amendment No. 1 includes ASR’s audited financial statements and related notes for the year ended December 31, 2025, which include comparative financial information for the year ended December 31, 2024, together with the independent auditor’s report thereon. This Amendment No. 1 consists of a cover page, this explanatory note, the signature page and the exhibits for (i) audited financial statements of ASR for the year ended December 31, 2025 prepared in accordance with International Financial Reporting Standards (IFRS) as adopted by the European Union, (ii) the consent of KPMG Accountants N.V., the independent auditors of ASR, (iii) certifications of the Chief Executive Officer and the Chief Financial Officer of Aegon. Other than as expressly set forth above, this Amendment No. 1 does not, and does not purport to, revise, update, amend or restate the information presented in, or any exhibits to, the 2025 Form 20-F or reflect any events that have occurred subsequent to the filing of the 2025 Form 20-F. |
| Document Financial Statement Error Correction [Flag] | false |
| Business Contact [Member] | |
| Document Information [Line Items] | |
| Entity Address, Country | NL |
| Entity Address, Address Line One | World Trade Center Schiphol |
| Entity Address, Address Line Two | Schiphol Boulevard 223 |
| Entity Address, Postal Zip Code | 1118 BH |
| Contact Personnel Name | Duncan Russell |
| Contact Personnel Email Address | Duncan.Russell@aegon.com |
| Country Region | 31 |
| City Area Code | 70 |
| Local Phone Number | 3447305 |
| Entity Address, City or Town | Schiphol |
| Common shares [member] | |
| Document Information [Line Items] | |
| Entity Common Stock, Shares Outstanding | 1,573,119,870 |
| Common share B [member] | |
| Document Information [Line Items] | |
| Entity Common Stock, Shares Outstanding | 335,830,640 |