BBVA 6-K

UNITED STATES SECURITIES AND EXCHANGE

COMMISSION

WASHINGTON, D.C. 20549

FORM 6-K

REPORT OF FOREIGN ISSUER PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of July, 2026

Commission file number: 1-10110

BANCO BILBAO VIZCAYAARGENTARIA, S.A.

(Exact name of Registrant as specified in its charter)

BANK BILBAO VIZCAYA ARGENTARIA,S.A.

(Translation of Registrant’s name into English)

Calle Azul 4,

28050 Madrid

Spain

(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   ¨

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):

Yes     ¨             No     x

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):

Yes        ¨          No     x

Banco Bilbao Vizcaya Argentaria, S.A. (BBVA), pursuant to the provisions of the Spanish Securities Market Act, hereby proceeds by means of the present document to notify the following:

OTHER RELEVANT INFORMATION

Banco Bilbao Vizcaya Argentaria, S.A. will present its Group results for 2Q 2026 on July 30, 2026, at 9:30 a.m. (Madrid Time).

The presentation can be followed via BBVA's website on the Internet (www.bbva.com).

A recording of the presentation will also be available on the above website, for a period of at least one month.

Madrid, July 22, 2026

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.