Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, as amended (“Act”), and Section 40.6(d) of the regulations promulgated by the Commodity Futures Trading Commission (the “Commission”) under the Act (the “Regulations”), North American Derivatives Exchange, Inc. (“Nadex”, the “Exchange”) hereby provides notice that due to increased volatility in the underlying markets upon which the Nadex contracts are based, Nadex made changes to the strike widths of various contracts during the week of May 18, 2020 as indicated in the Weekly Notice. 

Should you have any questions or require further information, please contact the Compliance Department.