(lock-up expires): Atossa Genetics (ATOS) US Key Research: EFTA00390875 • Barcap initiates OMTH (ow), DB initiates RALY/ EVTC (buys), GS upgrades ACI & downgrades ANR (sell) • Cowen initiates BLOX/CALX/CIEN/CSCO/FFIV/RVBD (op's) & SONS (neut) & ADTN (up) ••• GS initiates PF (neut) & MDVN/BMRN (buys