OKLAHOMA CITY -- GMX Resources Inc., (NYSE: GMXR) announced today that it has closed the exchange offer relating to its Senior Secured Notes due 2017. The Company's offer to exchange up to $283,475,000 aggregate principal amount of its Senior Secured Notes due 2017, Series A (the "Old Notes") that were not registered under the Securities Act of 1933, as amended (the "Securities Act"), for an equal principal amount of its Senior Secured Notes due 2017, Series B (the "New Notes") that have been registered under the Securities Act expired at 5:00 p.m., New York City time, on May 10, 2012. On May 15, 2012, the Company closed the exchange offer. The Company accepted for exchange all Old Notes validly tendered and not withdrawn. The Company received and accepted tenders of $283,475,000 aggregate principal amount of Old Notes, or 100% of the Old Notes that were outstanding.