Spanish renewable power and gas supplier Audax Renovables SA (<a href="https://www.bolsasymercados.es/bme-exchange/es/Mercados-y-Cotizaciones/Acciones/Mercado-Continuo/Ficha/Audax-Renovables-ES0136463017" target="_blank">BME:ADX</a>) said on Wednesday it has closed its best-ever first quarter, with a net profit skyrocketing by 607% year-on-year at the end of March.