S&P 500 Index Futures Tanking By: Benzinga via Benzinga January 13, 2016 at 13:52 PM EST S&P 500 index futures are trading lower by 24 points at 1901 in Wednesday's session. The index has been in a free fall from ... Read More >> Related Stocks: Amazon.com Dow Jones Industrial Average (EOD) Exxon Mobil SPDR S&P 500 ETF Trust