Report of Foreign Issuer Pursuant to Rule 13a-16 or 15d-16

Banco Bilbao Vizcaya Argentaria, S.A. (BBVA) is reporting on its share buyback program. Further to previous notices, BBVA has executed the second tranche of its share buyback program. Between March 30 and April 2, 2026, BBVA purchased shares amounting to 494,934,300.00 Euros, which represents approximately 49.49% of the maximum cash amount allocated for this tranche. This report is filed on Form 6-K and is a translation of the original Spanish document. The report is signed by José María Caballero Cobacho, Global ALM Director, on April 6, 2026.