S&P 500 Index Futures Lower By: Benzinga via Benzinga February 23, 2016 at 10:27 AM EST S&P 500 index futures are trading lower by nine points at 1927.25 in Tuesday's session. The index has found resistance just ... Read More >> Related Stocks: Dow Jones Industrial Average (EOD) Procter & Gamble SPDR S&P 500 ETF Trust Wells Fargo