Opinion of the European Securities and Markets Authority on the product intervention measure relating to binary options proposed by the Comissão do Mercado de Valores Mobiliários of Portugal

ESMA opinion of 13 June 2019 under Article 43(2) MiFIR on the Portuguese CMVM's national ban on binary options for retail clients, finding it justified and proportionate and calling on other national authorities to adopt measures at least as stringent as ESMA's temporary ban.