US futures edge higher ahead of data By: CNBC.com News January 09, 2018 at 05:44 AM EST U.S. stock index futures pointed to a higher open on Tuesday, boosted by the positive trading sentiment seen from international markets. Read More >> Related Stocks: Dow Industrials SPDR PowerShares QQQ S&P 500 Ishares Core ETF SPDR S&P 500 ETF Trust