Dow dips on Greece concerns; energy sector fizzles By: CNBC.com News July 06, 2015 at 15:52 PM EDT U.S. stocks traded lower, recovering sharp opening losses but failing to hold slight gains amid continued uncertainty over the Greece debt crisis. Read More >> Related Stocks: Chevron Corp Dollar Tree GX Defense Tech ETF General Electric Humana McDonald's Corp Nasdaq Biotechnology Ishares ETF Schulman A Inc Sentinelone Inc Cl A Seritage Growth Properties UnitedHealth Group Wal-Mart Stores, Inc. Walt Disney