Nadex Adds Discretionary Strike Levels

Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, and Commission Regulation §40.6(d)(2)(iv), and by the authority granted by Nadex Rules 12.59, 12.63, and 12.65, due to volatility in the underlying markets upon which the Nadex contracts are based, Nadex added additional strike levels on a discretionary basis in its Daily US Tech 100 Binary contracts on December 28, 29, 30, and 31, 2015. Nadex plans to return to its regular listing for these contracts on January 4, 2016. Nadex also added discretionary strikes in its Daily Wall Street 30 and US 500 Binary contracts on December 31, 2015, and plans to return to its regular listing schedule for these contracts on January 4, 2016.