Pontegadea Group, the investment vehicle of Spanish billionaire Amancio Ortega, is nearing a deal to acquire a 49% stake in a portfolio of wind farms and solar power plants owned by multi-energy group Repsol SA (<a href="https://www.bolsasymercados.es/bme-exchange/en/Prices-and-Markets/Shares/Main-Market/Details/Repsol-ES0173516115" target="_blank">BME:REP</a>), Reuters reports.