Nadex Amends the Strike Price Interval on its Weekly Silver Binary Contracts and Adds Strikes on a Discretionary Basis for Trade Date January 3, 2012

Nadex Amends the Strike Price Interval on its Weekly Silver Binary Contracts and Adds Strikes on a Discretionary Basis for Trade Date January 3, 2012

Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, Commission Regulation §40.6(d)(iv), Nadex amends the strike price interval on its Weekly Silver Binary contracts from 200 to 100. Nadex also added additional strike levels on a discretionary basis in its Daily US 500, US SmallCap 2000, Wall St 30, US Tech 100, Silver, and Gold Binary Contracts for trade date January 3, 2012 due to volatility in the underlying markets on that day. Nadex returned to its regular listing schedule for these contracts on January 4, 2012.

Click here to view the rule amendments.