Early movers: HAS, DO, CTSH, APOL, TWTR & more By: CNBC.com News February 08, 2016 at 07:54 AM EST These are the stocks posting the largest moves before the bell. Read More >> Related Stocks: Apollo Asset Management Inc Cablevision Systems Celgene Corp Citigroup Cognizant Technology Solutions Diamond Offshore Drilling Ford Motor Gilead Sciences Gopro Inc Cl A Harman International Hasbro PepsiCo Twitter, Inc.