MT, NMFC, IMGN IPO's: N/A Key Research: Key Research: ADTN Key Research: cuts PRGO Key Research: cuts HRL (sell) Key Research: ISI initiates CVS/MCK/ABC (ow) & CAH/ESRX (mw) & WAG (uw), Mizuho downgrades ADTN Key Research: Stifel initiates TRN/GBX (buys) & ARII/RAIL (hold) & downgrades ADTN, BMO in