Early Movers: DG, APOL, SFD & More By: CNBC.com News March 25, 2013 at 07:45 AM EDT Some of the names on the move ahead of the open Monday: Read More >> Related Stocks: Airgas Apple Astrazeneca Plc ADR Best Buy Blackstone Inc Boeing Co Comcast Corp Dollar General Google, Inc. J C Penney Company Inc Microsoft Verizon Communications Whole Foods Market