| 751524 | Nov 21, 2012 | Nov 21, 2012 | XTO Energy Inc. | Hunter Gas Unit #9HH | 20,600 | 28932041 |
| 750993 | Nov 8, 2012 | Nov 8, 2012 | Halcon Operating Co., Inc. | Zach Wakefield 2A #2HH | 8,950 | 28932039 |
| 750744 | Nov 8, 2012 | Nov 8, 2012 | BRG Lone Star Ltd. | Harvey Gas Unit #1 | 10,300 | 28932040 |
| 750989 | Nov 7, 2012 | Nov 7, 2012 | Halcon Operating Co., Inc. | Zach Wakefield 1A #2HH | 8,950 | 28932038 |
| 750868 | Nov 6, 2012 | Nov 6, 2012 | Amerril Energy LLC | Seale #1HH | 8,000 | 28932037 |
| 750868Amendment | Nov 6, 2012 | Nov 6, 2012 | Amerril Energy LLC | Seale #1HH | 8,250 | 28932037 |
| 750868Amendment | Nov 6, 2012 | Nov 6, 2012 | Amerril Energy LLC | Seale #1HH | 8,250 | 28932037 |
| 750508 | Nov 5, 2012 | Nov 5, 2012 | Halcon Operating Co., Inc. | Mamie Wakefield 1 #2HH | 7,500 | 28932035 |
| 750602 | Nov 2, 2012 | Nov 2, 2012 | Amerril Energy LLC | Seale #1 | 8,175 | 28932036 |
| 750178 | Oct 26, 2012 | Oct 26, 2012 | Amerril Energy LLC | T. Keeling #1HH | 7,750 | 28932034 |
| 750178Amendment | Oct 26, 2012 | Oct 26, 2012 | Amerril Energy LLC | T. Keeling #1HH | 7,780 | 28932034 |
| 750178Amendment | Oct 26, 2012 | Oct 26, 2012 | Amerril Energy LLC | T. Keeling #1HH | 7,780 | 28932034 |
| 750070 | Oct 18, 2012 | Oct 18, 2012 | Rrch Corp. | John Beeler #2 | 8,000 | 28932033 |
| 749707 | Oct 18, 2012 | Oct 18, 2012 | Halcon Operating Co., Inc. | Zach Wakefield 2 #1HH | 8,500 | 28932032 |
| 748728 | Oct 11, 2012 | Oct 11, 2012 | XTO Energy Inc. | Red Oak (Woodbine-Dexter) #2303 | 7,500 | 28932031 |
| 748728Amendment | Oct 11, 2012 | Oct 11, 2012 | XTO Energy Inc. | Red Oak (Woodbine-Dexter) #2303 | 7,500 | 28932031 |
| 748931 | Oct 4, 2012 | Oct 4, 2012 | Manek Exploration, Inc. | Ellis #1HH | 7,400 | 28932030 |
| 748931Amendment | Oct 4, 2012 | Oct 4, 2012 | Rrch Corp. | Ellis #1HH | 7,400 | 28932030 |
| 748811 | Oct 4, 2012 | Oct 4, 2012 | Halcon Operating Co., Inc. | Zach Wakefield 1 #1HH | 7,330 | 28932029 |
| 748691 | Oct 1, 2012 | Oct 1, 2012 | Halcon Operating Co., Inc. | Mamie Wakefield 3A2 #4HH | 8,000 | 28932026 |
| 748691Amendment | Oct 1, 2012 | Oct 1, 2012 | Halcon Operating Co., Inc. | Mamie Wakefield 3A #4HH | 8,000 | 28932026 |
| 748117 | Sep 27, 2012 | Sep 27, 2012 | XTO Energy Inc. | Williams #1 | 17,800 | 28932028 |
| 748115 | Sep 27, 2012 | Sep 27, 2012 | XTO Energy Inc. | Cedar Creek #1 | 17,500 | 28932027 |
| 748284 | Sep 24, 2012 | Sep 24, 2012 | Gastar Exploration Texas, LP | Gastar Lone Oak Ranch #7 | 16,750 | 28931757 |
| 748114 | Sep 21, 2012 | Sep 21, 2012 | XTO Energy Inc. | Birch Creek #1 | 17,300 | 28932025 |
| 746311 | Sep 14, 2012 | Sep 14, 2012 | Treadstone Energy Partners, LLC | AF1U Unit #131 | 10,400 | 28932019 |
| 747537 | Sep 13, 2012 | Sep 13, 2012 | XTO Energy Inc. | Weldon Cox Gas Unit #4HH | 22,000 | 28932023 |
| 747395 | Sep 13, 2012 | Sep 13, 2012 | Halcon Operating Co., Inc. | Keeling 2 #2HH | 7,150 | 28932021 |
| 748044 | Sep 12, 2012 | Sep 12, 2012 | Manek Exploration, Inc. | John Beeler #1HH | 7,400 | 28932024 |
| 748044Amendment | Sep 12, 2012 | Sep 12, 2012 | Rrch Corp. | John Beeler #1HH | 7,400 | 28932024 |
| 747510 | Sep 12, 2012 | Sep 12, 2012 | Gastar Exploration Texas, LP | Gastar Freeman, R. E. #1 | 7,147 | 28930428 |
| 747457 | Sep 11, 2012 | Sep 11, 2012 | Halcon Operating Co., Inc. | Mamie Wakefield 3A #3HH | 9,000 | 28932022 |
| 747136 | Sep 5, 2012 | Sep 5, 2012 | Halcon Operating Co., Inc. | Mamie Wakefield #1HH | 9,000 | 28932020 |
| 747136Amendment | Sep 5, 2012 | Sep 5, 2012 | Halcon Operating Co., Inc. | Mamie Wakefield #1HH | 9,000 | 28932020 |
| 746251 | Aug 31, 2012 | Aug 31, 2012 | Treadstone Energy Partners, LLC | AF1U Unit #61 | 10,400 | 28932018 |
| 746248 | Aug 31, 2012 | Aug 31, 2012 | Treadstone Energy Partners, LLC | AF1U Unit #71 | 10,400 | 28932017 |
| 745211 | Aug 30, 2012 | Aug 30, 2012 | Richfield Exploration Co Inc. | Dunn #2 | 11,000 | 28932011 |
| 746586 | Aug 24, 2012 | Aug 24, 2012 | Lyas, Inc. | Ellison #1 | 8,500 | 28932016 |
| 746586Amendment | Aug 24, 2012 | Aug 24, 2012 | Jyl, LLC | Ellison #1 | 8,500 | 28932016 |
| 746410 | Aug 22, 2012 | Aug 22, 2012 | Roberts & Hammack Inc. | Jeter 'A' #2 | 6,700 | 28932015 |
| 746405 | Aug 22, 2012 | Aug 22, 2012 | Roberts & Hammack Inc. | Jeter 'A' #1 | 6,700 | 28932014 |
| 746224 | Aug 16, 2012 | Aug 16, 2012 | Manek Exploration, Inc. | Beeler #1HH | 7,400 | 28932013 |
| 745645 | Aug 7, 2012 | Aug 7, 2012 | Halcon Operating Co., Inc. | Keeling (Allocation) #1HH | 9,000 | 28932012 |
| 743447 | Jun 29, 2012 | Jun 29, 2012 | Pmo | AM Easterling-Gresham A(alloc) #1HH | 7,450 | 28932010 |
| 742563 | Jun 29, 2012 | Jun 29, 2012 | Gastar Exploration Texas, LP | Gastar Wildman Trust Unit No. 2 #7HH | 6,234 | 28931878 |
| 740426 | Jun 27, 2012 | Jun 27, 2012 | Trivium Operating, LLC | Swift #2HH | 11,000 | 28932005 |
| 740426Amendment | Jun 27, 2012 | Jun 27, 2012 | Trivium Operating, LLC | Swift #2HH | 11,000 | 28932005 |
| 742428 | Jun 16, 2012 | Jun 16, 2012 | Gastar Exploration Texas, LP | Gastar Lone Oak Ranch #4H | 11,500 | 28931670 |
| 741152 | Jun 13, 2012 | Jun 13, 2012 | Encana Oil & Gas(usa) Inc. | Pinkston Unit #2HH | 9,000 | 28932008 |
| 741108 | Jun 13, 2012 | Jun 13, 2012 | Encana Oil & Gas(usa) Inc. | Pinkston Unit #1HH | 9,000 | 28932007 |
| 739293 | May 25, 2012 | May 25, 2012 | XTO Energy Inc. | Holmes 'S' Gas Unit #14 | 14,800 | 28932006 |
| 740530 | May 22, 2012 | May 22, 2012 | Trivium Operating, LLC | Swift #3HH | 11,000 | 28932004 |
| 740424 | May 18, 2012 | May 18, 2012 | Trivium Operating, LLC | Swift #1 | 11,000 | 28932003 |
| 738099 | Apr 20, 2012 | Apr 20, 2012 | Pmo | Gilbert Gresham #1HH | 7,100 | 28932002 |
| 737167 | Apr 5, 2012 | Apr 5, 2012 | Alta Mesa Services, LP | Belin #4 | 8,000 | 28932001 |
| 736435 | Apr 3, 2012 | Apr 3, 2012 | Allied Operating Texas, LLC | Wallrath #1HH | 6,805 | 28931913 |
| 736723 | Mar 23, 2012 | Mar 23, 2012 | Petroleum Asset Management Corp | H. R Collins SWD #1 | 7,000 | 28932000 |
| 735797 | Mar 16, 2012 | Mar 16, 2012 | Pmo | Carr-Coleman #2HH | 7,900 | 28931999 |
| 733561 | Mar 7, 2012 | Mar 7, 2012 | XTO Energy Inc. | Fullen Gas Unit #11HH | 14,600 | 28931997 |
| 733561Amendment | Mar 7, 2012 | Mar 7, 2012 | XTO Energy Inc. | Fullen Gas Unit #11HH | 18,500 | 28931997 |
| 734507 | Mar 6, 2012 | Mar 6, 2012 | XTO Energy Inc. | Blazek #8HH | 21,000 | 28931998 |
| 734061 | Mar 1, 2012 | Mar 1, 2012 | XTO Energy Inc. | Weldon Cox Gas Unit #3HH | 22,300 | 28931996 |
| 734061Amendment | Mar 1, 2012 | Mar 1, 2012 | XTO Energy Inc. | Weldon Cox Gas Unit #3 | 22,300 | 28931996 |
| 733892 | Feb 23, 2012 | Feb 23, 2012 | EOG Resources, Inc. | Donaho Unit #1HH | 9,000 | 28931995 |
| 733892Amendment | Feb 23, 2012 | Feb 23, 2012 | EOG Resources, Inc. | Donaho Unit #1HH | 9,000 | 28931995 |
| 732352 | Feb 6, 2012 | Feb 6, 2012 | Basa Resources, Inc. | Leone Plantation #11 | 6,300 | 28931994 |
| 731919 | Jan 30, 2012 | Jan 30, 2012 | XTO Energy Inc. | Guest 'A' #3 | 11,000 | 28931993 |
| 731907 | Jan 30, 2012 | Jan 30, 2012 | XTO Energy Inc. | Guest 'A' #2 | 11,000 | 28931992 |
| 730815 | Jan 11, 2012 | Jan 11, 2012 | XTO Energy Inc. | Fullen Gas Unit #5HH | 18,500 | 28931991 |
| 730418 | Jan 4, 2012 | Jan 4, 2012 | Pmo | Easterling (Allocation) #1HH | 7,450 | 28931988 |
| 730418Amendment | Jan 4, 2012 | Jan 4, 2012 | Pmo | Easterling (Allocation) #1HH | 7,450 | 28931988 |
| 730418Amendment | Jan 4, 2012 | Jan 4, 2012 | Pmo | Easterling #1HH | 7,450 | 28931988 |
| 730241 | Dec 28, 2011 | Dec 28, 2011 | XTO Energy Inc. | Effie Mae Hull #5 | 11,300 | 28931990 |
| 730409 | Dec 23, 2011 | Dec 23, 2011 | Terrace Energy, LLC | Wakefield #1 | 11,000 | 28931989 |
| 730409Amendment | Dec 23, 2011 | Dec 23, 2011 | Trivium Operating, LLC | Wakefield #1 | 11,000 | 28931989 |
| 724173 | Dec 16, 2011 | Dec 16, 2011 | BRG Lone Star Ltd. | Helmcamp #6 | 10,500 | 28931967 |
| 729552 | Dec 12, 2011 | Dec 12, 2011 | Encana Oil & Gas(usa) Inc. | John Gresham Unit #2HH | 20,000 | 28931987 |
| 729552Amendment | Dec 12, 2011 | Dec 12, 2011 | Encana Oil & Gas(usa) Inc. | John Gresham Unit #2HH | 20,000 | 28931987 |
| 729507 | Dec 10, 2011 | Dec 10, 2011 | Encana Oil & Gas(usa) Inc. | John Gresham Unit #1HH | 20,000 | 28931986 |
| 729223 | Dec 6, 2011 | Dec 6, 2011 | XTO Energy Inc. | Blazek #7 | 16,500 | 28931985 |
| 729108 | Dec 5, 2011 | Dec 5, 2011 | Pmo | Gresham A #1HH | 7,200 | 28931984 |
| 728328 | Nov 21, 2011 | Nov 21, 2011 | XTO Energy Inc. | McAshan Gas Unit #10HH | 15,100 | 28931983 |
| 728328Amendment | Nov 21, 2011 | Nov 21, 2011 | XTO Energy Inc. | McAshan Gas Unit #10HH | 15,100 | 28931983 |
| 728323 | Nov 21, 2011 | Nov 21, 2011 | XTO Energy Inc. | McAshan Gas Unit #9HH | 15,000 | 28931982 |
| 728323Amendment | Nov 21, 2011 | Nov 21, 2011 | XTO Energy Inc. | McAshan Gas Unit #9HH | 15,000 | 28931982 |
| 728225 | Nov 21, 2011 | Nov 21, 2011 | Buffco Production Inc. | Downie #1 | 11,000 | 28931876 |
| 728441 | Nov 19, 2011 | Nov 19, 2011 | XTO Energy Inc. | Fountain #4 | 15,800 | 28931981 |
| 728109 | Nov 15, 2011 | Nov 15, 2011 | XTO Energy Inc. | Red Ranch Gas Unit #2 | 17,000 | 28931980 |
| 727041 | Nov 3, 2011 | Nov 3, 2011 | Gsi Oil & Gas, Inc. | Marquez No. 2 SWD #2 | 8,700 | 28931979 |
| 726685 | Oct 25, 2011 | Oct 25, 2011 | XTO Energy Inc. | Hunter Gas Unit #7HH | 19,500 | 28931978 |
| 726591 | Oct 25, 2011 | Oct 25, 2011 | Treadstone Energy Partners, LLC | Hill #1 | 10,750 | 28931977 |
| 726589 | Oct 25, 2011 | Oct 25, 2011 | Treadstone Energy Partners, LLC | Gayle #1 | 10,750 | 28931976 |
| 726366 | Oct 19, 2011 | Oct 19, 2011 | Range Production Company | Mary Cook Barrett #1HH | 15,500 | 28931975 |
| 726280 | Oct 18, 2011 | Oct 18, 2011 | Pmo | Patrick #1HH | 7,600 | 28931974 |
| 726247 | Oct 17, 2011 | Oct 17, 2011 | BRG Lone Star Ltd. | Bedsole Gas Unit #5 | 10,500 | 28931973 |
| 726143 | Oct 14, 2011 | Oct 14, 2011 | Pmo | Clayton #1HH | 7,500 | 28931972 |
| 725903 | Oct 11, 2011 | Oct 11, 2011 | Allied Operating Texas, LLC | Champion Ranch #1HH | 8,500 | 28931971 |
| 725325 | Oct 10, 2011 | Oct 10, 2011 | Woodbine Production Corporation | Osr Halliday Unit #103HH | 9,500 | 28931970 |
| 725768 | Oct 7, 2011 | Oct 7, 2011 | Gastar Exploration Texas, LP | Gastar Lone Oak Ranch #7 | 16,750 | 28931757 |
| 725768Amendment | Oct 7, 2011 | Oct 7, 2011 | Gastar Exploration Texas, LP | Gastar Lone Oak Ranch #7 | 16,750 | 28931757 |