The above list was last updated on February 1, 2012. If you wish to trade options on an index not on this list, please email firstname.lastname@example.org to get the most updated list. Options involve risk and are not suitable for all investors. Prior to buying or selling an option, please read Characteristics and Risks of Standardized Options. A copy of this document can be obtained by contacting customer service at email@example.com or by calling (877) 731-9114. Per-contract option trading commissions are charged for each leg of a multi-leg strategy, resulting in higher commissions than single-leg strategies. Supporting documentation, if applicable, available upon request.