Early movers: JCP, AXP, PEP, SNE, SIRI & more By: CNBC.com News January 07, 2015 at 07:55 AM EST These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: American Express Campbell Soup Cigna Corp Dr. Pepper Snapple Group Eli Lilly Genl Dynamics Goldman Sachs Group J C Penney Company Inc Keurig Green Mountain Micron Technology PepsiCo Sirius XM Holdings Sony Corp UnitedHealth Group