# EDGAR Filing Document

**Accession Number:** 0000891478
**File Stem:** 0000950103-23-004416
**Filing Date:** 2023-3
**Character Count:** 4018
**Document Hash:** 4088dd4861433f6b8e56d7625013f860
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950103-23-004416.hdr.sgml**: 20230321

**ACCESSION NUMBER**: 0000950103-23-004416

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20230321

**FILED AS OF DATE**: 20230321

**DATE AS OF CHANGE**: 20230321

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Banco Santander, S.A.
- **CENTRAL INDEX KEY:** 0000891478
- **STANDARD INDUSTRIAL CLASSIFICATION:** COMMERCIAL BANKS, NEC [6029]
- **IRS NUMBER:** 132617929
- **STATE OF INCORPORATION:** U3
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-12518
- **FILM NUMBER:** 23747982

**BUSINESS ADDRESS:**
- **STREET 1:** CIUDAD GRUPO SANTANDER
- **STREET 2:** BOADILLA DEL MONTE
- **CITY:** MADRID
- **STATE:** U3
- **ZIP:** 28660
- **BUSINESS PHONE:** 34 91 289 32 80

**MAIL ADDRESS:**
- **STREET 1:** CIUDAD GRUPO SANTANDER
- **STREET 2:** BOADILLA DEL MONTE
- **CITY:** MADRID
- **STATE:** U3
- **ZIP:** 28660

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BANCO SANTANDER SA
- **DATE OF NAME CHANGE:** 20070925

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BANCO SANTANDER CENTRAL HISPANO SA
- **DATE OF NAME CHANGE:** 19990512

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BANCO SANTANDER S A
- **DATE OF NAME CHANGE:** 19931201

**FORM 6-K**

**SECURITIES AND EXCHANGE COMMISSION**

**Washington, D.C. 20549**

**Report of Foreign Issuer**

**Pursuant to Rule 13a-16 or 15d-16 of**

**the Securities Exchange Act of 1934**

For the month of March, 2023

Commission File Number: 001-12518

**Banco Santander, S.A.** 

*(Exact name of registrant as specified in its charter)*

**Ciudad Grupo Santander**

 **28660 Boadilla del Monte (Madrid) Spain**

*(Address of principal executive office)*

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 X Form 40-F

Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1):

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| Yes | No | X |

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Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7):

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| Yes | No | X |

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**Banco Santander, S.A.**

**TABLE OF CONTENTS**

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| **Item** |  |
| 1 | Report of Other Relevant Information dated March 21, 2023 |

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**Item 1**

![](image_001.jpg)

**Banco Santander, S.A.** (the **"Bank"** or **"Banco Santander"**), in compliance with the Securities Market legislation, hereby communicates the following:

**<u>OTHER RELEVANT INFORMATION</u>**

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| Further to the notice of other relevant information registered with the Spanish National Securities Market Commission (*Comisión Nacional del Mercado de Valores*) on 16 March 2023 (registry number 21388), it is communicated that on 20 March 2023 the public deed of capital reduction (and consequent Bylaw amendment) for the amount of EUR 170,203,286, through the cancellation of 340,406,572 own shares, was registered with the Commercial Registry of Santander.<br>Consequently, the Bank's share capital has been set at EUR 8,226,997,506, represented by 16,453,995,012 shares with a nominal value of EUR 0.50 each. All of the shares belong to the same class and have the same rights.<br>|
| Boadilla del Monte (Madrid), 21 March 2023  |

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**SIGNATURE**

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.

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|:---|:---|:---|:---|:---|
| | | **Banco Santander, S.A.** | **Banco Santander, S.A.** | **Banco Santander, S.A.** |
| Date: | March 21, 2023 | By: | /s/ Pedro de Mingo Kaminouchi | /s/ Pedro de Mingo Kaminouchi |
|  |  |  | Name: | Pedro de Mingo Kaminouchi |
|  |  |  | Title: | Head of Regulatory Compliance |

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