Nadex Adds Strike Levels and Amends Strike Width for the Week of October 10, 2016

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 in Chapter 12, due to volatility in the underlying markets Nadex added strike levels on a discretionary basis in its Daily US Tech 100, US SmallCap 2000, US 500, and Wall Street 30 Binary contracts on October 11, 2016. Nadex returned to its regular listing for these contracts on October 12, 2016. Additionally, Nadex listed discretionary strike levels in its Daily US Tech 100, US SmallCap 2000, and Wall Street 30 Binary contracts on October 13, 2016, and in its Daily US Tech 100 and Wall Street 30 Binary contracts on October 14, 2016. Nadex plans to return to its regular listing schedule for all contracts on Monday, October 17, 2016.

Additionally, Nadex amended the strike width for its Daily Bitcoin Binary contracts from 1 to 2 for all contracts listed during the week of October 10, 2016.

Beginning on October 10, 2016 and continuing throughout the week, the strike width for all 20-Minute Intraday US Tech 100 Binary contracts expiring 10:00am through 11:20 am, and from 2:40pm through 4:00pm was changed from 3 to 2, and for expirations between 11:40am and 2:20pm was changed from 2 to 1. Also on this day and continuing for the week, the strike width for all 20-Minute Intraday US 500 Binary contracts expiring 10:00am through 11:20 am, and from 2:40pm through 4:00pm was changed from 1 to .75, and for expirations between 11:40am and 2:20pm was changed from .7 to .5. The strike width for all 20-Minute Intraday US SmallCap 2000 Binary contracts expiring 10:00am through 11:20 am, and from 2:40pm through 4:00pm was changed from 1 to .75, and for expirations between 11:40am and 2:20pm was changed from .7 to .5. Finally, on this day and continuing for the week, the strike width for all 20-Minute Intraday wall Street 30 Binary contracts expiring 10:00am through 11:20 am, and from 2:40pm through 4:00pm was changed from 9 to 6, and for expirations between 11:40am and 2:20pm was changed from 7 to 4.

Click the following link to view the submission.