Credit Suisse Downgrades Diageo, Vodka Volumes Weakest In A Decade By: Benzinga via Benzinga April 29, 2014 at 08:17 AM EDT Analyst Nicholas Sochovsky at Credit Suisse on Monday, April 28, 2014, downgraded its rating on shares of Diageo (NYSE: DEO) from ... Read More >> Related Stocks: Diageo Plc ADR