Spanish energy company 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>) has issued an additional EUR 2 million (USD 2.32m) in green bonds due November 2028, it said in a filing on Friday.