Nadex Amends its Rules Pertaining to Associated Persons and Employees of FCM Members

Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, and Commission Regulation §40.6(a), Nadex amends its Rule 3.4 (FCM Member Obligations) in order to allow associated persons and employees of FCM Members of Nadex, as well as the associated persons and employees of FCM Members’ Guaranteed Introducing Brokers, to trade Nadex contracts through an account held by their associated FCM. In order to clarify this amendment, this filing is also making revisions to Rules 3.3, 5.4, 5.5, 5.7, 5.8, 6.1 and 6.2. Nadex plans to submit this self-certification to the Commodity Futures Trading Commission on September 20, 2011. Pursuant to the 10-day review period, these amendments will be effective as of October 5, 2011.