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Telefonica S.A.

Foreign Filer Report Nov 4, 2025

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6-K 1 tefprescmd.htm 6-K Document created using Wdesk Copyright 2025 Workiva tefprescmd

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of November, 2025

Commission File Number: 001-09531

Telefónica, S.A.

(Translation of registrant's name into English)

Distrito Telefónica, Ronda de la Comunicación s/n,

28050 Madrid, Spain

+34 91-482 87 00

(Address of principal executive offices)

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

Telefónica, S.A.

TABLE OF CONTENTS

Item Sequential Page Number
1. Telefónica: Capital Markets Day: Presentation. 2

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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.

/s/ Pablo de Carvajal González
Name: Pablo de Carvajal González
Title: Secretary to the Board of Directors

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