Banco Santander Files 6-K Report

Ticker: BCDRF · Form: 6-K · Filed: Sep 25, 2025 · CIK: 891478

Banco Santander, S.A. 6-K Filing Summary
FieldDetail
CompanyBanco Santander, S.A. (BCDRF)
Form Type6-K
Filed DateSep 25, 2025
Risk Levellow
Pages2
Reading Time2 min
Sentimentneutral

Sentiment: neutral

Topics: 6-K, foreign-issuer, sec-filing

TL;DR

Santander dropped a 6-K filing on 9/25/25 - check for updates.

AI Summary

Banco Santander, S.A. filed a Form 6-K on September 25, 2025, reporting other relevant information. The filing is for the month of September 2025 and is made pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934. The company is registered with the SEC under file number 001-12518.

Why It Matters

This filing indicates that Banco Santander is providing updated information to the SEC, which could include material developments relevant to investors.

Risk Assessment

Risk Level: low — A 6-K filing is a routine report of foreign issuers and typically contains information that has already been made public in their home country.

Key Numbers

  • 001-12518 — SEC File Number (Identifies the specific registration for Banco Santander, S.A.)

Key Players & Entities

  • Banco Santander, S.A. (company) — Registrant
  • 001-12518 (dollar_amount) — SEC File Number
  • September 25, 2025 (date) — Filing Date

FAQ

What is the purpose of a Form 6-K filing?

A Form 6-K is a report of foreign issuers required to be filed pursuant to Rule 13a-16 or 15d-16 of the Securities Exchange Act of 1934, typically containing information that has already been made public in their home country.

When was this Form 6-K filed?

This Form 6-K was filed on September 25, 2025.

What is the Commission File Number for Banco Santander, S.A.?

The Commission File Number for Banco Santander, S.A. is 001-12518.

What period does this report cover?

This report is for the month of September 2025.

Where is Banco Santander, S.A. located?

Banco Santander, S.A.'s principal executive office is located at Ciudad Grupo Santander, 28660 Boadilla del Monte (Madrid), Spain.

Filing Stats: 574 words · 2 min read · ~2 pages · Grade level 8.3 · Accepted 2025-09-25 06:11:59

Filing Documents

From the Filing

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 September, 2025 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 Banco Santander, S.A. TABLE OF CONTENTS Item 1 Report of Other Relevant Information dated September 25, 2025 Item 1 Banco Santander, S.A. (the “ Bank ” or “ Banco Santander ”), in compliance with the Securities Market legislation, hereby communicates the following: OTHER RELEVANT INFORMATION Reference is made to our notice of inside information of 30 July 2025 (official registry number 2844) (the “ Buyback Commencement Communication ”), relating to the buyback programme of own shares (the “ Buyback Programme ”) approved by the Board of Directors of Banco Santander. Pursuant to article 5 of Regulation (EU) no. 596/2014 on Market Abuse of 16 April 2014, and articles 2.2 and 2.3 of Commission Delegated Regulation (EU) 2016/1052, of 8 March 2016, the Bank informs of the transactions carried out over its own shares between 18 and 24 September 2025 (both inclusive). The cash amount of the shares purchased to 24 September 2025 as a result of the execution of the Buyback Programme amounts to 479,926,754 Euros, which represents approximately 28.2% of the maximum investment amount of the Buyback Programme. The programme was announced together with its other characteristics through the Buyback Commencement Communication. With these purchases, the Bank has repurchased approximately 14.5% of its outstanding shares as of 2021. Date Security Transaction Trading venue Number of shares Weighted average price (€) 18/09/ 2025 SAN Purchase XMAD 1,073,518 8.5042 18/09/ 2025 SAN Purchase CEUX 91,609 8.4885 18/09/ 2025 SAN Purchase TQEX 14,556 8.5175 18/09/ 2025 SAN Purchase AQEU 20,317 8.4968 19/09/ 2025 SAN Purchase XMAD 1,033,038 8.6518 19/09/ 2025 SAN Purchase CEUX 101,900 8.6454 19/09/ 2025 SAN Purchase TQEX 29,201 8.6601 19/09/ 2025 SAN Purchase AQEU 35,861 8.6350 22/09/ 2025 SAN Purchase XMAD 1,380,340 8.5456 22/09/ 2025 SAN Purchase CEUX 16,176 8.5455 22/09/ 2025 SAN Purchase TQEX 1,298 8.5997 22/09/ 2025 SAN Purchase AQEU 2,186 8.5403 23/09/ 2025 SAN Purchase XMAD 1,033,058 8.6279 23/09/ 2025 SAN Purchase CEUX 90,711 8.6301 23/09/ 2025 SAN Purchase TQEX 20,367 8.6361 23/09/ 2025 SAN Purchase AQEU 55,864 8.6385 24/09/ 2025 SAN Purchase XMAD 1,218,522 8.6712 24/09/ 2025 SAN Purchase CEUX 105,075 8.6886 24/09/ 2025 SAN Purchase TQEX 25,927 8.6844 24/09/ 2025 SAN Purchase AQEU 50,476 8.7016 TOTAL 6,400,000 Issuer name : Banco Santander, S.A. - LEI 5493006QMFDDMYWIAM13 Reference of the financial instrument : ordinary shares - Code ISIN ES0113900J37 Detailed information of the transactions carried out within the referred period is attached as Annex I. Boadilla del Monte (Madrid), 25 September 2025 ANNEX I Detailed information on each of the transactions carried out within the context of the Buy-back Programme between 18/09/2025 and 25/09/2025 (both inclusive) (https://www.santander.com/content/dam/santander-com/es/documentos/cumplimiento/do-anexo-i-18-a-24-09-2025.pdf) 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. Banco Santander, S.A. Date: September 25, 2025 By: /s/ Pedro de Mingo Kaminouchi Name: Pedro de Mingo Kaminouchi Title: Head of Corporate Compliance

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