Barclays Upgrades Viacom, Sees 'Extreme Risks Priced In' By: Benzinga via Benzinga August 07, 2015 at 09:08 AM EDT In a report published Friday, Barclays analyst Kannan Venkateshwar upgraded the rating on Viacom, Inc. (NASDAQ: VIA) from Underweight to ... Read More >> Related Stocks: Via Renewables Inc Cl A