Company: BCDRF
Filing Date: 2025-05-05
Form Type: 6-K
Source: 0000950103-25-005721
Chunk: 6

Company: Banco Santander, S.A.
Filing Date: 2025-05-05
Form: 6-K
Chunk 6
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.100bps Pr e - t ransaction CET1 Pr o - forma CET1 CET1 impac t RWA release (1) CET1 phased in for 2032 TNAV increase c€4bn

8 Impact on Santander’s primary segments Digital Consumer Bank No impact on consolidated P&L Removal of minority interest Corporate & Investment Banking Benefit from strategic cooperation with Erste Group P a ym ents Wealth Management & Insurance Deconsolidation of Santander Bank Polska Asset Management Retail & C omme r ci a l Banking Deconsolidation of Santander Bank Polska Addition of dividend income from retained stake in Santander Bank Polska Simplification: Higher hard currency exposure 80% 87% Net profit contribution from top four currencies (1) 80% Net profit contribution from top two regions (2) (1) EUR, GBP, BRL and MEX (2) DCB Europe and US

Thank You. Our purpose is to help people and businesses prosper. Our culture is based on believing that everything we do should be:

<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: | May 5, 2025 |     | Banco Santander, S.A. 
 By:                   | /s/ Pedro de Mingo Kaminouchi |                              |
|:------|:------------|:----|:----------------------|:------------------------------|:-----------------------------|
|       |             |     |                       | Name:                         | Pedro de Mingo Kaminouchi    |
|       |             |     |                       | Title:                        | Head of Corporate Compliance |