Nadex Halts Trading in its Weekly Natural Gas Contracts Due to Limit Down in Underlying on November 16, 2016

Pursuant to the authority granted in Nadex Rule 12.1(i), Nadex halted trading in the following Weekly Natural Gas Binary contracts on November 16, 2018 due to the lock limit down in the corresponding underlying NYMEX Natural Gas Futures market upon which the Nadex contracts are based:

• Natural Gas (Dec) > 3.450 (2:30PM)

• Natural Gas (Dec) > 3.350 (2:30PM)

• Natural Gas (Dec) > 3.250 (2:30PM)

• Natural Gas (Dec) > 3.150 (2:30PM)

Trading was halted at approximately 10:25am ET, at which time there were no open positions. The contracts will expire and settle at their normal expiration and settlement time.