Company: BBVXF
Filing Date: 2025-09-22
Form Type: 6-K
Source: 0001193125-25-210249
Chunk: 1

Company: BANCO BILBAO VIZCAYA ARGENTARIA, S.A.
Filing Date: 2025-09-22
Form: 6-K
Chunk 1
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4.8376 Banco Sabadell shares, represents an increase of 10 percent¹ and offers a exceptionally attractive proposition for Banco Sabadell shareholders:

| ● |     | The offer values Banco Sabadell shares at 3.39 euros per share¹, at its highest levels in more than a 
 decade.                                                                                               |

1Calculated with BBVA share price at closing on Sept 19, 2025 ( €16.41 per share). The improved consideration of the offer for Banco de Sabadell, S.A. and the corresponding annex to the prospectus are subject to the authorization by the Spanish National Securities Market Commission (CNMV).

| PRESS RELEASE 
 09.22.2025    |

2Considering BBVA undisturbed price (10.90 €/Sh. as of Apr 29, 2024, a day before merger discussions were disclosed) at 4.83x share exchange ratio and 5,388 million shares. 3Considering 17.0 €Bn payment in BBVA shares with a price of €16.41 per share (Sept. 19, 2025) plus Banco Sabadell’s shareholder remuneration distributed since the announcement of the tender offer (1.5 €Bn cash dividends and 1.0 €Bn share buybacks).

| PRESS RELEASE 
 09.22.2025    |

| ● |     | The new offer would give Banco Sabadell shareholders a 15.3 percent stake in BBVA, thus benefiting from the                                                
 tremendous value generated by the integration project: with the merger, they will obtain earnings per share4 (which then determines dividend per share) c. 
 41 percent higher than with a standalone Sabadell.                                                                                                         |

| ● |     | The premium over Banco Sabadell share price, which was very significant when the transaction was announced and well                                                                      
 above that of similar transactions in European banking (c. 30 percentage points above the average of these deals5), will be substantially improved following this increase in the offer. |

4Earnings per share: estimated based on fully phased-in post-taxsynergies, a net income of €1.6 Bn for Banco Sabadell as disclosed by Banco Sabadell in their Capital Markets Day 2025 presentation and €12 Bn for BBVA as the average net income for the period 2025–2028 as discussed during the 2Q25 earnings webcast call. The total shares outstanding