, Stifel upgrades ARCB (buy) & cuts SNCR • Longbow downgrades BWLD & upgrades KMT, Piper downgrades PACB Europe Key Research: ••• Liberum upgrades SDF GY & ICL IT, Jefferies initiates SRG IM (buy), Citi downgrades G IM (sell), Barcap downgrades CCH LN • Alpha Value downgrades SWEDA SS, Berenberg initiates