Nadex Adjusts Strike Width for Crude Oil Binary Contracts

Pursuant to Section 5c(c)(1) of the Commodity Exchange Act, and Commission Regulation §40.6(d)(2)(iv), Nadex is providing notice that due to decreased volatility in the underlying markets upon which the Nadex Crude Oil contracts are based, Nadex adjusted the strike width for its Daily Crude Oil contracts from 0.50 to 0.10, beginning on trade date February 21, 2018 and continuing through February 23, 2018. Additionally, Nadex plans to amend the strike width for its Crude Oil contracts beginning on trade date February 26, 2018 as follows: Weekly Crude Oil Binary contracts strike width would change from 1.00 to 0.30; Daily Crude Oil Binary contracts strike width would change from 0.50 to 0.15; and Intraday Crude Oil Binary contracts strike width would change from 0.20 to 0.05. The amended widths would remain in effect until further notice.