a initiates XRX (pos), UBS upgrades CIEN (buy), CLSA upgrades AAPL (buy) Europe Key Research: ••• Bofa initiates GMS LN (buy), Exane BNP downgrades ML FP/CA FP/CO FP ••• ING downgrades ARCAD NA, JPM upgrades TKAAV/NCSP LN & downgrades AFLT RU ••• Natixis upgrades MTU FP/ALO FP & cuts NOVN SW, Barcap upgrades DAN