Stocks to watch Monday: Nexen, NRG Energy By: MarketWatch July 23, 2012 at 06:52 AM EDT MarketWatch’s rundown of corporate headlines of interest to investors early Monday. Read More >> Related Stocks: Celanese Corp Cnooc Ltd GNC Holdings Inc Genesee & Wyoming Hasbro Hexcel Corp Macy's McDonald's Corp NRG Energy Olin Corp RPM International Inc Sonic Automotive Steel Dynamics Inc Texas Instruments Vmware Inc