Company: BCDRF
Filing Date: 2025-11-17
Form Type: 6-K
Source: 0000950103-25-014814
Chunk: 1

Company: Banco Santander, S.A.
Filing Date: 2025-11-17
Form: 6-K
Chunk 1
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 be equal to the outstanding nominal value (liquidation preference in the terminology of the prospectus) of each CoCo plus any accrued and unpaid distribution associated to each CoCo up to (but excluding) 14 January 2026, will be paid on such date to the holders of the Preferred Securities by the Principal Paying Agent, in accordance with the Terms and Conditions.

Boadilla del Monte (Madrid), 17 November 2025

<div align='center'>IMPORTANT INFORMATION</div>

Not a securities offer

This document and the information it contains does not constitute an offer to sell nor the solicitation of an offer to buy any securities.

<div align='center'>SIGNATURE</div>

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

| Date: | November 17, 2025 |     | Banco Santander, S.A. 
 By:                   | /s/ Pedro de Mingo Kaminouchi |                              |
|:------|:------------------|:----|:----------------------|:------------------------------|:-----------------------------|
|       |                   |     |                       | Name:                         | Pedro de Mingo Kaminouchi    |
|       |                   |     |                       | Title:                        | Head of Corporate Compliance |