Wall Street watches Coca-Cola, Greece debt woes By: CNBC.com News February 10, 2015 at 05:57 AM EST U.S. stock index futures signaled a higher open on Tuesday, as negotiations over Greece's bailout program continue to keep investors cautious. Read More >> Related Stocks: Dean Foods Company KKR & Company LP Pioneer Natural Resources Regeneron Pharmaceuticals Reynolds American Sentinelone Inc Cl A Starwood Hotels & Resorts Western Union