UPGRADES: UBS upgrades Tenet Healthcare (NYSE: THC) from Sell to Neutral.
UBS upgrades Banco Santander (NYSE: STD) from Sell to Neutral. UBS upgrades Frontline (NYSE: FRO) from Sell to Neutral.
For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades DOWNGRADES: Credit Suisse downgrades China Unicom (NYSE: CHU) from Neutral to Underperform.
UBS downgrades BCE (NYSE: BCE) from Buy to Neutral. Caris & Co.