Wall Street awaits Q4 GDP, more earnings By: CNBC.com News January 30, 2015 at 05:39 AM EST U.S. stock index futures signaled a lower open on Friday, ahead of the first estimate of how much the U.S. economy grew in the final quarter. Read More >> Related Stocks: AbbVie Chevron Corp Eli Lilly Legg Mason MasterCard Mattel Sentinelone Inc Cl A Xerox Corp