Nadex Temporary Suspension of Natural Gas Binary Option Contract expiring at 11:00 am ET on Friday, September 7, 2012

Due to the temporary suspension of trading in the underlying market, Nadex has suspended trading in its Natural Gas Binary Option Contract expiring at 11:00 am ET. There is no open interest in this contract. Trading will remain open in other Nadex Natural Gas contracts pending further information. It is expected that trading in the underlying will resume at 11:00 am ET.