Today's noteworthy downgrades include: FLIR Systems (FLIR) downgraded at Raymond James... FX Energy (FXEN) downgraded to In-Line from Outperform at Imperial Capital... General Cable (BGC) downgraded at BB&T... Las Vegas Sands (LVS) downgraded to Outperform from Buy at CLSA... MGM Resorts (MGM) downgraded to Outperform from Buy at CLSA... Macerich (MAC) downgraded to Sell from Neutral at UBS... MercadoLibre (MELI) downgraded to Neutral from Overweight at JPMorgan... Navistar (NAV) downgraded to Underweight from Equal Weight at Morgan Stanley... RAIT Financial (RAS) downgraded to Neutral from Buy at Ladenburg... RSP Permian (RSPP) downgraded to Neutral from Buy at Roth Capital... Ryerson (RYI) downgraded to Neutral from Overweight at JPMorgan... Salix (SLXP) downgraded to Hold from Buy at Jefferies... Sanchez Energy (SN) downgraded to Equalweight from Overweight at Capital One... St. Jude Medical (STJ) downgraded to Market Perform from Outperform at Wells Fargo... Stone Energy (SGY) downgraded to Equalweight from Overweight at Capital One... USG (USG) downgraded to Neutral at RW Baird... Vectrus (VEC) downgraded to Fair Value from Buy at CRT Capital... W&T Offshore (WTI) downgraded to Equalweight from Overweight at Capital One... Willbros Group (WG) downgraded to Underperform from Neutral at DA Davidson... Wynn Resorts (WYNN) downgraded to Outperform from Buy at CLSA... iRobot (IRBT) downgraded at Raymond James.

DZ Bank upgraded MercadoLibre to Buy from Hold with a $1,685 price target.