wngrades PZZA, Brean downgrades ITRI (sell) • Longbow upgrades RBC, Mizuho downgrades ENTR, RBC downgrades RBC, JPM upgrades YELP ••• FBR initiates GPS/CRI (op) & ASNA (up) & ANN/CHS/PLCEJLTD (mp), Evercore initiates EVC (ow) Europe Key Research: • DB downgrade OTE1V FH, reinstate ABI BB (b), Nomura up