On July 28, the UK Financial Services Authority (FSA) banned Stephen Coles, Luke Ryan and Michael Yamoah, the three directors of Simply Trading Group Limited (STG) (a small private client advisory stockbroker) from holding any financial services senior management positions.

Coles, Ryan and Yamoah shared responsibility for the management of STG, which specialized in telephone sales of securities traded on the London Stock Exchange and higher risk securities traded on the AIM and PLUS markets, through two “appointed representatives.”

The FSA investigation found that Coles, Ryan and Yamoah...