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<a name="s19BD7A8B56569F0A3C46C6E02C4F0D21"></a><div></div><br><div style="line-height:120%;"><hr></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">UNITED STATES  <br>SECURITIES AND EXCHANGE COMMISSION <br>Washington, D.C. 20549</font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:16pt;"><font style="font-family:inherit;font-size:16pt;font-weight:bold;">FORM 8-K</font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">CURRENT REPORT</font><font style="font-family:inherit;font-size:10pt;">&#32;<br></font><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934</font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Date of Report (Date of earliest event reported): </font><font style="font-family:inherit;font-size:10pt;font-weight:bold;">April 1, 2013</font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:22pt;"><font style="font-family:inherit;font-size:22pt;font-weight:bold;">GMX RESOURCES INC.</font><font style="font-family:inherit;font-size:10pt;">&#32;<br>(Exact name of registrant as specified in its charter)</font></div><div style="line-height:120%;text-align:justify;font-size:12pt;"><font style="font-family:inherit;font-size:12pt;"><br></font></div><div style="line-height:120%;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;width:100%;border-collapse:collapse;text-align:left;"><tr><td colspan="5"></td></tr><tr><td width="35%"></td><td width="3%"></td><td width="27%"></td><td width="3%"></td><td width="32%"></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Oklahoma</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">001-32977</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">73-1534474</font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">(State or other jurisdiction of incorporation or organization)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">(Commission File Number)</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:center;font-size:9pt;"><font style="font-family:inherit;font-size:9pt;">&#160;(I.R.S. Employer Identification No.)</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">One Benham Place</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">9400 North Broadway, Suite 600 <br>Oklahoma City, Oklahoma 73114</font><font style="font-family:inherit;font-size:10pt;">&#32;<br>(Address of principal executive offices and zip code)</font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">(405)&#160;600-0711</font><font style="font-family:inherit;font-size:10pt;">&#32;<br>(Registrant&#8217;s telephone number, including area code)</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#9633;&#160;&#160;&#160;&#160;Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#9633;&#160;&#160;&#160;&#160;Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)</font></div><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:24px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:0px;"><font style="font-family:inherit;font-size:10pt;">&#9633;</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Pre-commencement communications pursuant to Rule 13e-2(b) under the Exchange Act (17&#160;CFR 240.14d-2(b))</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:24px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:0px;"><font style="font-family:inherit;font-size:10pt;">&#9633;</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17&#160;CFR 240.13e-4(c))</font></div></td></tr></table><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;"><hr></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="s4D668B8ACA5AE858314DC6E02C7DDAE3"></a><div></div><br><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman; font-size:10pt;"><tr><td style="width:96px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:0px;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">ITEM&#160;1.03.</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">BANKRUPTCY OR RECEIVERSHIP</font></div></td></tr></table><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">On April 1, 2013, GMX Resources Inc. (the &#8220;Company&#8221;) filed a voluntary petition (In re: GMX Resources Inc., Debtor, Case No.13-11456) for reorganization under chapter 11 of title 11 of the U.S. Code in the Bankruptcy Court for the Western District of Oklahoma (the &#8220;Bankruptcy Court&#8221;).  In its petition, the Company is pursuing an asset purchase agreement with certain holders of its Senior Secured Notes due 2017 (the &#8220;Senior Secured Notes&#8221;).   Two of the Company&#8217;s subsidiaries, Diamond Blue Drilling Co. and Endeavor Pipeline Inc. have also filed related petitions with the Bankruptcy Court (Case Nos. 13-11457 and 13-11458, respectively).  The Company&#8217;s joint venture, Endeavor Gathering LLC, in which the Company owns a 60% membership interest, is not included in the filings.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="padding-bottom:16px;font-family:Times New Roman; font-size:10pt;"><tr><td style="width:96px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:0px;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">ITEM 2.04</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">TRIGGERING EVENTS THAT ACCELERATE OR INCREASE A DIRECT FINANCIAL OBLIGATION UNDER AN OFF-BALANCE SHEET ARRANGEMENT</font></div></td></tr></table><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The information set forth in Item 1.03 of this Current Report on Form 8-K is incorporated by reference into this item.  The bankruptcy filing described above constitutes an event of default or otherwise triggered or may trigger repayment obligations under a number of instruments and agreements relating to direct financial obligations of the Company (the &#8220;Accelerated Financial Obligations&#8221;).  The Accelerated Financial Obligations include:</font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><table cellpadding="0" cellspacing="0" style="padding-bottom:8px;font-family:Times New Roman; font-size:10pt;"><tr><td style="width:72px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:48px;"><font style="font-family:inherit;font-size:10pt;">&#8226;</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Indenture, dated as of October 28, 2009, between the Company and The Bank of New York Mellon Trust Company, N.A., as Trustee, as amended and supplemented by the First Supplemental Indenture thereto dated October 28, 2009, between the Company and The Bank of New York Mellon Trust Company, N.A., as Trustee, relating to the Company&#8217;s 4.50% Convertible Senior Notes due May 2015.  As of March 29, 2013, there was outstanding $48,296,000 aggregate principal amount of the Company&#8217;s 4.50% Convertible Senior Notes due 2015.</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="padding-bottom:8px;font-family:Times New Roman; font-size:10pt;"><tr><td style="width:72px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:48px;"><font style="font-family:inherit;font-size:10pt;">&#8226;</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Indenture, dated as of February 9, 2011, among the Company, the subsidiary guarantors named therein and The Bank of New York Mellon Trust Company, N.A., as Trustee, as amended and supplemented by the First Supplemental Indenture thereto, dated as of December 19, 2011, among the Company, the Guarantors named therein and The Bank of New York Mellon Trust Company, N.A., as Trustee, relating to the Company&#8217;s 11.375% Senior Notes due 2019. As of March 29, 2013, there was outstanding $1,970,000 aggregate principal amount of the Company&#8217;s 11.375% Senior Notes due 2019.</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="padding-bottom:8px;font-family:Times New Roman; font-size:10pt;"><tr><td style="width:72px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:48px;"><font style="font-family:inherit;font-size:10pt;">&#8226;</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Indenture, dated as of December 19, 2011, among the Company, the guarantors party thereto and U.S. Bank National Association, as Trustee and Collateral Agent, relating to the Company&#8217;s Senior Secured Notes Series A due 2017, as amended and supplemented by the First Supplemental Indenture thereto, dated as of December 7, 2012, among the Company, the guarantors named therein and U.S. Bank National Association, as Trustee and Collateral Agent, relating to the Company&#8217;s Senior Secured Notes Series B due 2019. As of March 29, 2013, there was outstanding $294,340,000 aggregate principal amount of the Company&#8217;s Senior Secured Notes Series A due 2017 and $30,000,000 aggregate principal amount of the Company&#8217;s Senior Secured Notes Series B due 2017.</font></div></td></tr></table><table cellpadding="0" cellspacing="0" style="padding-bottom:8px;font-family:Times New Roman; font-size:10pt;"><tr><td style="width:72px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:48px;"><font style="font-family:inherit;font-size:10pt;">&#8226;</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Indenture, dated as of September 19, 2012, between the Company and U.S. Bank National Association, as Trustee and Collateral Agent. , relating to the Company&#8217;s Senior Secured Second-Priority Notes due 2018.  As of March 29, 2013, there was outstanding $51,458,000 aggregate principal amount of the Company&#8217;s Senior Secured Second-Priority Notes due 2018.</font></div></td></tr></table><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">The Company believes that any efforts to enforce the payment or other obligations under these Accelerated Financial Obligations and other instruments and agreements are stayed as a result of the bankruptcy filing.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="s4D668B8ACA5AE858314DC6E02C7DDAE3"></a><div></div><br><table cellpadding="0" cellspacing="0" style="padding-bottom:16px;font-family:Times New Roman; font-size:10pt;"><tr><td style="width:96px;"></td><td></td></tr><tr><td style="vertical-align:top"><div style="line-height:120%;font-size:10pt;padding-left:0px;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">ITEM 8.01</font></div></td><td style="vertical-align:top;"><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">OTHER EVENTS</font></div></td></tr></table><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">On April 1, 2013, the Company issued a press release announcing the events described above in Item 1.03.  A copy of this press release is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.</font></div><div style="line-height:120%;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">ITEM 9.01&#160;&#160;&#160;&#160;FINANCIAL STATEMENTS AND EXHIBITS</font></div><div style="line-height:120%;padding-bottom:16px;text-align:justify;padding-left:96px;text-indent:-96px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">(d) Exhibits</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Exhibit&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;text-decoration:underline;">Number</font><font style="font-family:inherit;font-size:10pt;font-weight:bold;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font><font style="font-family:inherit;font-size:10pt;font-weight:bold;text-decoration:underline;">Description</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">99.1&#160;&#160;&#160;&#160; &#160;&#160;&#160;&#160;Press Release dated April 1, 2013.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">2</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="s4D668B8ACA5AE858314DC6E02C7DDAE3"></a><div></div><br><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">SIGNATURES</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;padding-bottom:16px;text-align:justify;text-indent:48px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:center;font-size:10pt;"><div style="padding-left:0px;text-indent:0px;line-height:normal;padding-top:10px;"><table cellpadding="0" cellspacing="0" style="font-family:Times New Roman;font-size:10pt;margin-left:auto;margin-right:auto;width:100%;border-collapse:collapse;text-align:left;"><tr><td colspan="3"></td></tr><tr><td width="60%"></td><td width="7%"></td><td width="33%"></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">GMX RESOURCES INC.</font></div></td></tr><tr><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;height:20px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;height:20px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td><td style="vertical-align:bottom;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="overflow:hidden;height:20px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">&#160;</font></div></td></tr><tr><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Date:  April 1, 2013</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">By:</font></div><div style="font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Name:</font></div><div style="font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">Title:</font></div></td><td style="vertical-align:top;padding-left:2px;padding-top:2px;padding-bottom:2px;padding-right:2px;"><div style="text-align:justify;vertical-align:top;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;text-decoration:underline;vertical-align:top;">/s/ James A. Merrill</font></div><div style="text-align:justify;vertical-align:top;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;vertical-align:top;">James A. Merrill</font></div><div style="text-align:justify;vertical-align:top;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;vertical-align:top;">Chief Financial Officer</font></div></td></tr></table></div></div><div style="line-height:120%;text-align:left;padding-left:384px;text-indent:-384px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:left;padding-left:384px;text-indent:-384px;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">3</font></div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div><hr style="page-break-after:always"><a name="sCA8F979E976ECACE276AC6E02CAC9F38"></a><div></div><br><div style="line-height:120%;padding-bottom:16px;text-align:center;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">EXHIBIT INDEX</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;">Exhibit&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;font-weight:bold;text-decoration:underline;">Number</font><font style="font-family:inherit;font-size:10pt;font-weight:bold;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;</font><font style="font-family:inherit;font-size:10pt;font-weight:bold;text-decoration:underline;">Description</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;">99.1&#160;&#160;&#160;&#160; &#160;&#160;&#160;&#160;Press Release dated April 1, 2013.</font></div><div style="line-height:120%;text-align:justify;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div><br><div><div style="line-height:120%;text-align:left;font-size:10pt;"><font style="font-family:inherit;font-size:10pt;"><br></font></div></div>	</body>
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GMXResources-8-K4-1-13 (1)
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
Date of Report (Date of earliest event reported):
April 1, 2013
GMX RESOURCES INC.
(Exact name of registrant as specified in its charter)
Oklahoma
001-32977
73-1534474
(State or other jurisdiction of incorporation or organization)
(Commission File Number)
(I.R.S. Employer Identification No.)
One Benham Place
9400 North Broadway, Suite 600
Oklahoma City, Oklahoma 73114
(Address of principal executive offices and zip code)
(405) 600-0711
(Registrant's telephone number, including area code)
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
□    Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
□    Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
□
Pre-commencement communications pursuant to Rule 13e-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
□
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
ITEM 1.03.
BANKRUPTCY OR RECEIVERSHIP
On April 1, 2013, GMX Resources Inc. (the "Company") filed a voluntary petition (In re: GMX Resources Inc., Debtor, Case No.13-11456) for reorganization under chapter 11 of title 11 of the U.S. Code in the Bankruptcy Court for the Western District of Oklahoma (the "Bankruptcy Court").  In its petition, the Company is pursuing an asset purchase agreement with certain holders of its Senior Secured Notes due 2017 (the "Senior Secured Notes").   Two of the Company's subsidiaries, Diamond Blue Drilling Co. and Endeavor Pipeline Inc. have also filed related petitions with the Bankruptcy Court (Case Nos. 13-11457 and 13-11458, respectively).  The Company's joint venture, Endeavor Gathering LLC, in which the Company owns a 60% membership interest, is not included in the filings.
ITEM 2.04
TRIGGERING EVENTS THAT ACCELERATE OR INCREASE A DIRECT FINANCIAL OBLIGATION UNDER AN OFF-BALANCE SHEET ARRANGEMENT
The information set forth in Item 1.03 of this Current Report on Form 8-K is incorporated by reference into this item.  The bankruptcy filing described above constitutes an event of default or otherwise triggered or may trigger repayment obligations under a number of instruments and agreements relating to direct financial obligations of the Company (the "Accelerated Financial Obligations").  The Accelerated Financial Obligations include:
•
Indenture, dated as of October 28, 2009, between the Company and The Bank of New York Mellon Trust Company, N.A., as Trustee, as amended and supplemented by the First Supplemental Indenture thereto dated October 28, 2009, between the Company and The Bank of New York Mellon Trust Company, N.A., as Trustee, relating to the Company's 4.50% Convertible Senior Notes due May 2015.  As of March 29, 2013, there was outstanding $48,296,000 aggregate principal amount of the Company's 4.50% Convertible Senior Notes due 2015.
•
Indenture, dated as of February 9, 2011, among the Company, the subsidiary guarantors named therein and The Bank of New York Mellon Trust Company, N.A., as Trustee, as amended and supplemented by the First Supplemental Indenture thereto, dated as of December 19, 2011, among the Company, the Guarantors named therein and The Bank of New York Mellon Trust Company, N.A., as Trustee, relating to the Company's 11.375% Senior Notes due 2019. As of March 29, 2013, there was outstanding $1,970,000 aggregate principal amount of the Company's 11.375% Senior Notes due 2019.
•
Indenture, dated as of December 19, 2011, among the Company, the guarantors party thereto and U.S. Bank National Association, as Trustee and Collateral Agent, relating to the Company's Senior Secured Notes Series A due 2017, as amended and supplemented by the First Supplemental Indenture thereto, dated as of December 7, 2012, among the Company, the guarantors named therein and U.S. Bank National Association, as Trustee and Collateral Agent, relating to the Company's Senior Secured Notes Series B due 2019. As of March 29, 2013, there was outstanding $294,340,000 aggregate principal amount of the Company's Senior Secured Notes Series A due 2017 and $30,000,000 aggregate principal amount of the Company's Senior Secured Notes Series B due 2017.
•
Indenture, dated as of September 19, 2012, between the Company and U.S. Bank National Association, as Trustee and Collateral Agent. , relating to the Company's Senior Secured Second-Priority Notes due 2018.  As of March 29, 2013, there was outstanding $51,458,000 aggregate principal amount of the Company's Senior Secured Second-Priority Notes due 2018.
The Company believes that any efforts to enforce the payment or other obligations under these Accelerated Financial Obligations and other instruments and agreements are stayed as a result of the bankruptcy filing.
ITEM 8.01
OTHER EVENTS
On April 1, 2013, the Company issued a press release announcing the events described above in Item 1.03.  A copy of this press release is filed as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated herein by reference.
ITEM 9.01    FINANCIAL STATEMENTS AND EXHIBITS
(d) Exhibits
Exhibit
Number
Description
99.1         Press Release dated April 1, 2013.
2
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
GMX RESOURCES INC.
Date:  April 1, 2013
By:
Name:
Title:
/s/ James A. Merrill
James A. Merrill
Chief Financial Officer
3
EXHIBIT INDEX
Exhibit
Number
Description
99.1         Press Release dated April 1, 2013.