Iberdrola will distribute a supplementary dividend of €0.409 per share in July, up 16.5%

Iberdrola Tower

Iberdrola will distribute €0.409 per share to its shareholders as a supplementary dividend against 2024 results, in accordance with the terms of the new edition of the ‘Iberdrola Flexible Remuneration’ system announced today by the company to the Spanish National Securities Market Commission (CNMV)
The number of rights required to receive one new share is 39.
This amount is in addition to the €0.231 gross per share already paid in January as an interim dividend.
Investors have also received €0.005 per share as an engagement dividend, as the quorum for the General Shareholders' Meeting exceeded 70%.
Total shareholder remuneration for 2024 stands at €0.645 gross per share, 15.6% more than in the previous year
Iberdrola is ahead of schedule in meeting its commitment to establish a dividend of between €0.61 and €0.66 per share in 2026
Iberdrola shareholders will receive one subscription right for each share they hold
Investors will have three options: to receive the amount corresponding to their supplementary dividend (€0.409 gross per share) in cash; to sell their rights on the market; or to obtain new bonus shares from the group free of charge. These three options are not mutually exclusive, so shareholders can choose one of the alternatives or combine them according to their preferences.

TIMELINE FOR THE “IBERDROLA RETRIBUCIÓN FLEXIBLE” COMPLEMENTARY DIVIDEND SCHEME

2 July 2025

Announcement of the number of free allocation rights required to receive one share and the gross amount of the complementary dividend per share.

3 July 2025

Publication of the capital increase announcement.

Last day shares are traded with dividend rights.

4 July 2025

Date from which shares no longer carry dividend rights under the “Iberdrola Retribución Flexible” scheme. Also known as the ex date.

Start of trading periods for free allocation rights and common election.

17 July 2025

End of trading periods for free allocation rights and common election.

28 July 2025

Payment of the complementary to shareholders who opted for the cash alternative.

Issuance of new shares under the capital increase.

30 July 2025

Expected date for the start of ordinary trading of the new shares to be issued as part of the capital increase.