Early movers: NRG, P, UNH, GNC, AN, COH, UA & more By: CNBC.com News June 04, 2014 at 07:34 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Ascena Retail Group AutoNation Coach Credit Suisse Group Credit Suisse Group ADR Dai-Ichi Life Holdings Inc GNC Holdings Inc Gartner Inc Monster Beverage Morgan Stanley NRG Energy Newell Rubbermaid Pandora Media Inc Under Armour UnitedHealth Group