Company: SHG
Filing Date: 2025-12-04
Form Type: 6-K
Source: 0001193125-25-307413
Chunk: 0

Company: SHINHAN FINANCIAL GROUP CO LTD
Filing Date: 2025-12-04
Form: 6-K
Chunk 0
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<div align='center'>UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

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FORM 6-K

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REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the Month of December 2025

Commission File Number: 001-31798

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SHINHAN FINANCIAL GROUP CO., LTD.

(Translation of registrant's name into English)

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20, Sejong-daero 9-gil, Jung-gu, Seoul 04513, Korea
(Address of principal executive offices)

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Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-FForm 40-F</div>

Shinhan Financial Group’s Board made a Decision on
Issuance of Bail-in Contingent Capital Securities On December 4, 2025, the board of directors of Shinhan Financial Group made a decision on issuance of bail-in contingent capital securities. 1. Purpose of issuance: To maintain capital requirements under the Basel III 2. Details of issuance:

| Type of Securities       | Domestic, unregistered, unsecured, uncollateralized, bail-in contingent capital securities (hybrid securities)                                                                                                                                                                                                                          |
| Total Amount of Issuance | KRW 270 billion                                                                                                                                                                                                                                                                                                                         |
| Maturity of Securities   | Perpetual Securities                                                                                                                                                                                                                                                                                                                    |
| Call Provision           | Call options to redeem at every interest (dividend) payment date (3 months) after 5 years but no later than 10 years from the issuance date by the issuer.                                                                                                                                                                              |
| Point of Non-Viability   
 Trigger Event            | Under Article 2 of the Act on the Structural Improvement of the Financial Industry, the total amount of the contingent capital securities (including interests or dividends) will be written off without any prior consent or approval from related parties if the issuing company is designated as an insolvent financial institution. |

* The details of issuance and interest rate will be delegated to the Chief Executive Officer. * Depending on the results of the demand forecast, the Total Amount of Issuance could be changed within the total limit of KRW 400 billion resolved by the board of directors.

SIGNATURES Pursuant to the requirements of