S&P 500 Index Futures Trading Higher By: Benzinga via Benzinga December 29, 2015 at 10:24 AM EST S&P 500 index futures are trading higher by 18 points at 2066.75 in Tuesday's session. The rally from the after-hours and ... Read More >> Related Stocks: Dow Jones Industrial Average (EOD) General Electric SPDR S&P 500 ETF Trust