About E-mini S&P MidCap 400 Options

Contract Size The size of the contract is one E-mini S&P MidCap 400 futures contract. E-mini S&P MidCap 400 options move in ticks of 0.05 index points, equivalent of $5.

About the Underlying Index Introduced in 1991, S&P MidCap 400 is now the most widely used index for mid-sized companies. Today, mid caps are being recognized as an independent asset class, with risk/reward profiles that differ considerably from both large-caps and small-caps. S&P MidCap 400 is a core component of the U.S. indices that could be used as building blocks for portfolio construction.

Index constituents exhibit the following characteristics:

• Market Coverage – Over 7% of the U.S. equities market
• Weighting – Market capitalization
• Market Capitalization – US$ 1 billion to US$ 4.5 billion
• Public Float – At least 50%
• Reconstitution – As needed basis

Learn more about this Index and the methodology at www.standardandpoors.com.