res): Ruckus Wireless (RKUS) IPO's (filed/priced): Covisint (COVS) files $100M through CSFB, Bluebird bio (BLUE) files $86.3M through JP Morgan and Bofa, Esperion Therapeutics (ESPR) files for $70M through Credit Suisse and Citigroup US Key Research: • Barcap assumes NYX/AMTD (ew's) & JNS/WDR/ETFC/SCHW (uw's) & reinstates