S&P 500 Stock Index - Price Online. Quotes and chart, futures trading information and trading hours. ETFs following the index, settlement rules and features. An online price chart of an S&P 500 stock index futures contract on the Chicago Mercantile Exchange (CME), where it is assigned the ticker SP. The index itself is owned, calculated and administered by Standard & Poor's. S&P 500 (SP) index price online, charts, indices price history, technical and fundamental analysis, reports, comments and more.