owngrades HCS/HMA/LPNT/UHS & AHS/LNCR/SUNH/THC (sells), Opco upgrades RVBD Key Research: GS downgrades GPI/PMCS/SNDK & MCHP/ISIL (sells) & upgrades ALTR/ATML/SMTC (buy), Janney downgrades AKAM Key Research: MS upgrades ENR/HOLX & downgrades BDX, Canaccord downgrades PETD, DB initiates AAP/DLPH/CMG (buys) Ke