Nadex Product Schedule for Thanksgiving Holiday on November 22, 2012, Japan Holiday on November 23, 2012 and Amended Trading Hours for November 23, 2012; Nadex Amends Rules 9.2 and 9.4 Regarding Disciplinary Procedures

Nadex will observe the following modified holiday schedule for the week of November 19, 2012:

Monday, November 19, 2012: The Exchange will observe regular business hours. All Weekly contracts listed on this date will have a settlement date of Friday of the current week, with the exception of any contracts not available for trading on Friday, which will have a settlement date of Wednesday of the current week.

Thursday, November 22, 2012: The Exchange will be closed for Thursday's trade date.

Friday, November 23, 2012: The Exchange will open at 8:00 am ET. Nadex will observe the following modified schedule:

• Trading in US 500, US Tech 100, US SmallCap 2000, and Wall St 30 contracts will open at 8:00am ET and close at 1:15pm ET; intraday 2-hour contracts which normally expire at 2pm, 3pm, and 4pm ET will not be offered on this day;

• Trading in FTSE 100® and Germany 30 contracts will open at 8:00am ET and close at 1:00pm ET; intraday 2-hour contracts which normally expire at 2pm, 3pm and 4pm ET will not be offered on this date;

• Trading in Corn and Soybean contracts will open at their regular time of 10:30am ET and close at 1:00pm ET;

• Trading in Crude and Natural Gas contracts will open at 8am ET and close at 1:30pm ET; intraday 2-hour contracts which normally expire at 2:00pm ET will not be offered on this day;

• Trading in Gold, Silver, and Copper contracts will open at 8am ET; all Gold contracts will close at 12:30pm ET; all Silver contracts will close at 12:25pm ET; all Copper contracts will close at 12:00pm ET; intraday 2-hour contracts which normally expire at 1:00pm ET will not be offered on this day;

• Trading in Currency contracts will open at 8am ET and close at their regular times;

• No Japan 225 contracts will be offered on this trade date.

Nadex will return to its regular listing schedule for trade date Monday, November 26, 2012.

Additionally, Nadex is amending its Rules 9.2 and 9.4 regarding disciplinary procedures to identify how and when notice will be provided to the Member who is the subject of the investigation, the Commission, and the public. These amendments will be effective November 19, 2012.

Click the following links to view the Holiday Product Schedule Guidelines