E-Mini S&P 500 - Get the latest E-mini S&P 500 Futures Prices, historical charts. Latest E-mini S&P 500 Futures News & futures contract specifications. Future CME E-Mini S&P 500 Stock Index, (CFTC ID 13874A) The CFTC is publishing the historical Traders in Financial Futures-COT data, back to June 2006, for the 7 Apr 2017 Making Use of Futures Historical Data to Explore Asset Relationships between E-mini S&P 500, a futures contract, and S&P 500 ETF, an ETF, Clearly, the underlying assets for both is the S&P500 stocks and by definition,