On the day of its scheduled roll-out—September 15—the Chicago Mercantile Exchange announced three changes to the Frequently Asked Questions it previously proposed in connection with its new rule prohibiting disruptive trading practices. (Click here to review details regarding the CME’s new rule and FAQs in an article entitled “CME Group Issues New Rule Regarding Disruptive Trading Practices” in the September 4, 2014 edition of Between Bridges.) The CME termed the amendments “not substantive” and claims they were prompted by discussions with the Commodity Futures Trading Commission.