arch: Key Research: Jeff downgrades ADSK & initiates WWD (hold), JPM downgrades FN/TTMI Stifel initiates XRAY (hold) and ALCO (buy), UBS cuts PSSI/DVN & upgrades EXC/LLTC DB initiates PENN (buy), Piper downgrades CORT/CNQR, Raja upgrades AMNB & cuts CLH Bofa reinstates BX/LM/MS (neut's) and TROW/BEN