Some highly rated stock market index futures in terms of popularity, as of 2015, include E-mini index futures, such as the E-mini S&P 500 and E-mini NASDAQ-100. These futures contracts are electronically traded on the Chicago Mercantile Exchange through the Globex platform, notes Investopedia.com.
The E-mini S&P 500, which has the ticker symbol "ES," is a miniature form of the S&P 500 index futures contract, which consists of 500 stocks that are selected based on liquidity, market size and industry grouping. E-mini index futures contracts, such as the E-mini S&P 500, are a popular choice for the average investor due to their accessibility, low margin requirements, leveraging benefits and high correlation in terms of equity markets, states InvestorPlace.com. Other noted E-mini index futures include the E-mini Dow and E-mini S&P MidCap 400.