Monday’s movers: Chipotle, IBM By: MarketWatch April 19, 2013 at 08:56 AM EDT Shares of Chipotle Mexican Grill Inc. and Vertex Pharmaceuticals Inc. gained in premarket trade on Friday as IBM shares declined. Read More >> Related Stocks: Baker Hughes Inc Chipotle Mexican Grill General Electric Honeywell International International Business Machines Kimberly-Clark McDonald's Corp Under Armour Vertex Pharmaceuticals