Denmark’s financial regulator has filed a criminal complaint against Danske Bank over a mis-selling scandal that saw its former interim chief executive get fired in June this year.

Denmark’s Financial Supervisory Authority (FSA) said Friday it has reported Danske Bank, the country’s biggest financial services provider, to the police for misleading thousands of customers with its Flexinvest Fri investment product.

Neil Hodge is a freelance business journalist and photographer based in Nottingham, United Kingdom. He writes on insurance and risk management, corporate governance, internal audit, compliance, and legal...