Iberdrola distributed 188,753 GWh of electricity until September, up 6%, driven by the United Kingdom and Spain

Eventos corporativos Financial results Installed capacity

This favourable balance in distribution is the result of increased demand and electrification.

Production has reached 96,047 GWh worldwide, with growth in Iberdrola Energía Internacional (+15%), Spain (+5%) and Brazil (+3%)
Installed capacity stands at 57,453 MW, highlighting the weight of wind energy and the growth in hydroelectric and battery storage

The electricity distributed by Iberdrola worldwide during the first nine months of the 2025 financial year increased by 6% to 188,753 gigawatt-hours (GWh), driven by the business in the United Kingdom (+43%, including the contribution of Electricity North West) and in Spain (+3%), as reported by the company to the National Securities Market Commission (CNMV).

This good balance in distribution, as a result of the increase in demand and electrification, has been accompanied by an increase in production, which stood at 96,047 GWh worldwide between January and September, with significant growth in Iberdrola Energía Internacional (+15%), Spain (+5%) and Brazil (+3%). In the isolated third quarter, the recovery of the United Kingdom is also noteworthy, a country in which production grew by 9% between July and September.

By technology, the greater contribution of offshore wind (+33%) has been significant, through the Group's projects in the United Kingdom, Germany, France and the United States; and solar (+41%), especially by plants in Spain, the United Kingdom, the United States and other European Union countries such as Portugal and Italy.

Installed capacity and emissions balance

Iberdrola's installed capacity worldwide stood at 57,453 megawatts (MW) at the end of September 2025. Of this figure, more than 40% corresponds to onshore and offshore wind, 22% to hydroelectric and 15% to solar.

Also noteworthy is the increase in battery capacity, which stands at 503 MW (+154%), with developments in Australia, Spain and the United Kingdom.

By country, Iberdrola has increased capacity in practically all the main geographies and already has 32,125 MW in Spain, 3,158 MW in the United Kingdom, 10,581 MW in the United States, 4,167 MW in Brazil and 4,823 MW in other countries including Australia, Germany, Italy and Portugal.

The Group's emissions stand at 57 grams of CO₂ per kilowatt hour, compared to 63 in the same period in the 2024 financial year. In addition, 86% of production and 84% of installed capacity is through clean sources.