T (op), Brean initiates WGBS (buy) ••• GS downgrades MDVN/ASNA & upgrades SAGE/WX (buy), Exane initiates ALV (op) •••• Citi initiates STT (buy) and BK/NTRS (neut), JMP upgrades MRVL, JPM downgrades MS • Piper initiates CLGX/FNF/RLGY (ow) & FAF/FNFV (neut), MS upgrades RIO, UBS downgrades ERIC • Wells d