Moelis buys hedge-fund firm Gracie Credit By: MarketWatch September 28, 2010 at 11:44 AM EDT Investment bank Moelis & Co. gets into the $1.8 trillion hedge-fund business with the acquisition of Gracie, a $2 billion firm focused on credit trading. Read More >> Related Stocks: Barclays Plc ADR Credit Suisse Group ADR