The Securities and Exchange Commission this week charged two former head traders who ran the commercial MBS desk at Nomura Securities International with lying intentionally to customers to boost the profits of the firm as well as their commissions. The SEC complaint alleged that traders James Im and Kee Chan inflated the price on CMBS they bought and sold for customers on the secondary market. In certain instances, the two traders allegedly pretended they were negotiating bond purchases with a third-party seller at a higher price when Nomura had already purchased the bonds at a lower price. According to the SEC, the fraud generated...