clays upgrades CRDA LN, UBS upgrades MPI LN, Exane downgrades RWE GY Key Research: Commerzbank cautious SIE GY, UBS upgrades VK FP, Citi downgrades BBY LN & BYG LN, ING upgrades DSM NA Key Research: BofA downgrades AGN NA, JPM downgrades HEI GY, BofA upgrades CPW LN Reporting Pre-Open: AEE, COV, JCP, WCRX, AD