Nadex Adds Discretionary Strike Levels and Widens Bitcoin Strike Width

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 12.20, 12.59, 12.61, 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 Wall Street 30, US SmallCap 2000, US Tech 100, and US 500 Binary contracts on November 9, 2015. Nadex returned to its regular listing schedule for these contracts on November 10, 2015. Additionally, Nadex listed additional discretionary strikes in its Daily Bitcoin Binary contracts on November 10, 2015 due to volatility in the underlying market upon which this contract is based. Nadex returned to its regular listing schedule for this contract on November 11, 2015. Finally, Nadex listed additional Daily Wall Street 30 Binary contracts on November 12, 2015 due to volatility in the underlying markets upon which this contract is based. Nadex returned to its regular listing schedule for this contract on November 13, 2015.

Additionally, the strike width for all Daily Bitcoin Binary contracts was increased from 1.5 to 4 for all Daily contracts listed on trade date Monday, November 9, 2015, and from 1.5 to 3 for all Daily Bitcoin Binary contracts listed from Tuesday, November 10, through Friday, November 13, 2015. Nadex plans to return to the regular strike width level on November 16, 2015.