Agriculture, Currency, Energy, Equity Index, Fixed Income, Metals, and Volatility Futures from a single platform. Trade futures and future options in combination with stocks, ETFs, and options worldwide from a single screen. Gain insights into the markets with our daily Futures Arbitrage and Interest Rates Tables. An index future is a type of futures contract that’s used to trade stock indices. When you buy an index future, you are agreeing to trade a specific stock index at a specific price on a specific date . Trading an Index Futures Contract Stock index futures are traded through a commodity futures broker. A futures contract trade can be opened with either a buy or a sell order.