Early Movers: TIF, MRK, AAPL, CVX, RCL & More By: CNBC.com News May 28, 2013 at 07:35 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Apple Astrazeneca Plc ADR Campbell Soup Chevron Corp Merck & Co Royal Caribbean Cruises Ltd Tiffany & Co Valeant Pharmaceuticals International, Inc. W.R. Grace & Company