Banco Santander (SAN) buys back 5M shares in August 2025

Rhea-AI Filing Summary

Banco Santander reports progress on its ongoing share buyback programme. Between 14 and 20 August 2025, the bank repurchased 5,000,000 ordinary shares across several trading venues at weighted average prices ranging from €8.1189 to €8.2546 per share.

As of 20 August 2025, the total cash amount invested in the programme reaches €255,528,215, which is about 15% of the maximum investment amount approved for the buyback. The bank states that, with these purchases, it has repurchased approximately 14.4% of its outstanding shares as of 2021.

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 August, 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 August 21, 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 14 and 20 August 2025 (both inclusive).

The cash amount of the shares purchased to 20 August 2025 as a result of the execution of the Buyback Programme amounts to 255,528,215 Euros, which represents approximately 15% 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 14.4% of its outstanding shares as of 2021.

Date	Security	Transaction	Trading venue	Number of shares	Weighted average price (€)
14/08/ 2025	SAN	Purchase	XMAD	739,175	8.1532
14/08/ 2025	SAN	Purchase	CEUX	6,974	8.1189
14/08/ 2025	SAN	Purchase	AQEU	3,851	8.1200
15/08/ 2025	SAN	Purchase	XMAD	650,000	8.2546
18/08/ 2025	SAN	Purchase	XMAD	979,811	8.1462
18/08/ 2025	SAN	Purchase	CEUX	154,458	8.1356
18/08/ 2025	SAN	Purchase	TQEX	65,726	8.1406
18/08/ 2025	SAN	Purchase	AQEU	50,005	8.1458
19/08/ 2025	SAN	Purchase	XMAD	477,257	8.2436
19/08/ 2025	SAN	Purchase	CEUX	128,727	8.2435
19/08/ 2025	SAN	Purchase	TQEX	27,683	8.2498
19/08/ 2025	SAN	Purchase	AQEU	66,333	8.2433
20/08/ 2025	SAN	Purchase	XMAD	1,311,452	8.1502
20/08/ 2025	SAN	Purchase	CEUX	191,058	8.1508
20/08/ 2025	SAN	Purchase	TQEX	77,989	8.1511
20/08/ 2025	SAN	Purchase	AQEU	69,501	8.1479
			TOTAL	5,000,000

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), 21 August 2025

1 

 

ANNEX I

Detailed information on each of the transactions carried out within the context of the Buy-back Programme between 14/08/2025 and 20/08/2025 (both inclusive)

(https://www.santander.com/content/dam/santander-com/es/documentos/cumplimiento/do-anexo-i-14-a-20-ago-2025.pdf)

2 

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:	August 21, 2025		By:	/s/ Pedro de Mingo Kaminouchi
				Name:	Pedro de Mingo Kaminouchi
				Title:	Head of Corporate Compliance

FAQ

What did Banco Santander (SAN) announce in this Form 6-K?

Banco Santander announced an update on its share buyback programme, detailing that it repurchased 5,000,000 ordinary shares between 14 and 20 August 2025 and provided cumulative figures for the programme.

How much has Banco Santander (SAN) invested in its buyback programme so far?

As of 20 August 2025, Banco Santander has invested €255,528,215 in its share buyback programme, which represents approximately 15% of the programme's maximum approved investment amount.

How many Banco Santander (SAN) shares were repurchased in the reported period?

During the period from 14 to 20 August 2025, Banco Santander repurchased a total of 5,000,000 ordinary shares under its buyback programme.

At what prices did Banco Santander (SAN) buy back its shares?

The bank repurchased shares at weighted average prices per share between €8.1189 and €8.2546, across several trading venues including XMAD, CEUX, TQEX and AQEU.

What proportion of Banco Santander’s shares has been repurchased under the programme?

Banco Santander indicates that, with the reported purchases, it has repurchased approximately 14.4% of its outstanding shares as of 2021 through the buyback programme.

What security is being repurchased in Banco Santander’s (SAN) buyback?

The buyback programme involves ordinary shares of Banco Santander, S.A., identified by ISIN code ES0113900J37.