Iberdrola SA (<a href="https://www.bolsasymercados.es/bme-exchange/es/Mercados-y-Cotizaciones/Acciones/Mercado-Continuo/Ficha/Iberdrola-ES0144580Y14" target="_blank">BME:IBE</a>) said on Thursday it had signed an agreement to acquire the electricity distribution, supply and generation operations of Electra del Maestrazgo, a family-owned utility active in the provinces of Castellon and Teruel, eastern Spain.