rades ALTR/ABFS, Imperial initiates NM, Wells downgrades FHN/CHK, DB downgrades SNDK Key Research: Piper initiates PRX/QCOR (ow's) and SGNT (neut), Brean Murray upgrades NJR (buy), Davenport initiates LL (neut) Key Research: Evercore upgrades NOK, Stifel initiates AYI (hold), Wunderlich upgrades XXIA (buy)

y Research: JOY Key Research: (buy) Key Research: Key Research: Barcap upgrades UNP & downgrades NSC, GS downgrades WMS (sell), UBS downgrades Brean Murray downgrades HOGS, Jefferies downgrades XCO/DLR & upgrades AMD CLSA upgrades Toshiba (6502 JP) (buy), JMP upgrades NUVA, Raja downgrades UAM CS initi