Early movers: UNH, MSFT, BX, MS, EBAY, YUM & more By: CNBC.com News July 17, 2014 at 07:38 AM EDT These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: AutoNation Blackstone Inc KeyCorp Las Vegas Sands Mattel Microsoft Morgan Stanley Novartis Ag ADR Philip Morris International Pmi Group Inc SanDisk Corp United Rentals UnitedHealth Group Yum Brands eBay