bank downgrades YAR NO, DB upgrades FP FP, HSBC upgrades EFTA00400427 Key Research: RBC upgrades ERICB SS, DB upgrades ETI FP, Berenberg initiates JAZ SM, Investec downgrades UBM LN Key Research: Raja initiates Prada (1913 HK) (mp), CS initiates ITX SM (up), Exane upgrades ARM LN, DB downgrades RDSA