Stocks to watch Friday: RIM, Amgen, RSC Holdings By: MarketWatch December 16, 2011 at 07:03 AM EST M&A activity pops up on several fronts as investors weigh the corporate headlines for early Friday. Read More >> Related Stocks: Accenture Plc Adobe Systems Amgen Anadarko Petroleum Darden Restaurants Macy's United Rentals Western Midstream Partners LP Western Union