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There is a substantial risk of loss in trading financial instruments of any kind including stocks, futures and options. Clients should consider all relevant risk factors, including their own personal financial situation, before trading. Don't trade with money you can't afford to lose. Past performance is not indicative of future results. TD Ameritrade Inc., which offers the thinkorswim® platform, and OptionVue Systems International, Inc. are separate, unaffiliated companies and are not responsible for each other’s services or policies.