| 804527 | Apr 24, 2015 | Apr 24, 2015 | Exco Operating Company, LP | Adj Minerals-Ironosa Alloc #1HBH | 15,000 | 40530556 |
| 805518 | Apr 22, 2015 | Apr 22, 2015 | Exco Operating Company, LP | Wood-Owens Alloc #1HBH | 15,000 | 40530557 |
| 804508 | Mar 17, 2015 | Mar 17, 2015 | Exco Operating Company, LP | Red River 257A-Dillard Alloc #1HBH | 15,000 | 40530555 |
| 802863 | Mar 4, 2015 | Mar 4, 2015 | Exco Operating Company, LP | Greer - Ironosa Alloc #1HBH | 15,000 | 40530551 |
| 802863Amendment | Mar 4, 2015 | Mar 4, 2015 | Exco Operating Company, LP | Greer - Ironosa Alloc #1HBH | 15,000 | 40530551 |
| 803323 | Feb 9, 2015 | Feb 9, 2015 | Exco Operating Company, LP | Red River 164-Phillips Alloc #1HH | 15,000 | 40530553 |
| 803339 | Feb 6, 2015 | Feb 6, 2015 | XTO Energy Inc. | Miners #H 1H | 22,000 | 40530554 |
| 803137 | Jan 27, 2015 | Jan 27, 2015 | XTO Energy Inc. | Bsi Hawks du SL #B 1H | 23,500 | 40530552 |
| 803137Amendment | Jan 27, 2015 | Jan 27, 2015 | XTO Energy Inc. | Bsi Hawks du SL #B 1H | 23,500 | 40530552 |
| 802826 | Jan 26, 2015 | Jan 26, 2015 | Exco Operating Company, LP | Davis - Holloway Alloc #1HH | 15,000 | 40530550 |
| 802826Amendment | Jan 26, 2015 | Jan 26, 2015 | Exco Operating Company, LP | Davis - Holloway Alloc #1HH | 15,000 | 40530550 |
| 802364 | Jan 7, 2015 | Jan 7, 2015 | XTO Energy Inc. | Penguins Du #H 2H | 21,000 | 40530549 |
| 802364Amendment | Jan 7, 2015 | Jan 7, 2015 | XTO Energy Inc. | Penguins Du #H 2H | 21,000 | 40530549 |
| 802364Amendment | Jan 7, 2015 | Jan 7, 2015 | XTO Energy Inc. | Penguins Du #H 2H | 21,000 | 40530549 |
| 802106 | Jan 6, 2015 | Jan 6, 2015 | Exco Operating Company, LP | Park-Wood Alloc #1HBH | 15,000 | 40530548 |
| 799026 | Dec 16, 2014 | Dec 16, 2014 | Exco Operating Company, LP | Wood-Park Alloc #1HH | 15,000 | 40530544 |
| 801672 | Dec 12, 2014 | Dec 12, 2014 | Exco Operating Company, LP | Bruce SU #1HBH | 15,000 | 40530547 |
| 801672Amendment | Dec 12, 2014 | Dec 12, 2014 | Exco Operating Company, LP | Bruce SU #1HBH | 15,000 | 40530547 |
| 799855 | Nov 12, 2014 | Nov 12, 2014 | Exco Operating Company, LP | Rebels SU #2HBH | 15,000 | 40530546 |
| 799148 | Nov 6, 2014 | Nov 6, 2014 | Exco Operating Company, LP | Burrows - Dennis Alloc #1HBH | 15,000 | 40530545 |
| 796924 | Oct 7, 2014 | Oct 7, 2014 | XTO Energy Inc. | Bsi Hawks Du #H 1H | 24,000 | 40530542 |
| 796924Amendment | Oct 7, 2014 | Oct 7, 2014 | XTO Energy Inc. | Bsi Hawks Du #H 1H | 24,000 | 40530542 |
| 795826 | Oct 2, 2014 | Oct 2, 2014 | XTO Energy Inc. | Fightin' Irish Du #B 3SLH | 20,000 | 40530543 |
| 795859 | Sep 26, 2014 | Sep 26, 2014 | XTO Energy Inc. | Fightin' Irish Du #H 4H | 21,000 | 40530541 |
| 792376 | Sep 5, 2014 | Sep 5, 2014 | XTO Energy Inc. | Hilltoppers Du #B 2SLH | 19,600 | 40530540 |
| 792270 | Sep 5, 2014 | Sep 5, 2014 | XTO Energy Inc. | Hilltoppers Du #B 1SLH | 21,900 | 40530539 |
| 791632 | Sep 4, 2014 | Sep 4, 2014 | XTO Energy Inc. | Hilltoppers Du #H 2H | 19,900 | 40530537 |
| 783245 | Mar 28, 2014 | Mar 28, 2014 | XTO Energy Inc. | Bsi/Usfs Unit F11 #1HH | 23,000 | 40530536 |
| 777655 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | Thomas SU #5HH | 15,000 | 40530535 |
| 777652 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | Thomas SU #4HBH | 15,000 | 40530534 |
| 777650 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | Thomas SU #3HH | 15,000 | 40530533 |
| 777646 | Feb 21, 2014 | Feb 21, 2014 | Exco Operating Company, LP | Thomas SU #2HBH | 15,000 | 40530532 |
| 777644 | Feb 7, 2014 | Feb 7, 2014 | Crimson Exploration Oper., Inc. | Gobi #2HH | 8,250 | 40530531 |
| 777899 | Jan 28, 2014 | Jan 28, 2014 | XTO Energy Inc. | Bsi/Usfs Unit F6 #1HH | 22,600 | 40530530 |
| 777899Amendment | Jan 28, 2014 | Jan 28, 2014 | XTO Energy Inc. | Bsi/Usfs Unit F6 #1HH | 22,600 | 40530530 |
| 777899Amendment | Jan 28, 2014 | Jan 28, 2014 | XTO Energy Inc. | Bsi/Usfs Unit F6 #1HH | 22,600 | 40530530 |
| 776631 | Jan 27, 2014 | Jan 27, 2014 | Exco Operating Company, LP | Crenshaw SU #1HH | 15,000 | 40530529 |
| 775972 | Jan 17, 2014 | Jan 17, 2014 | Exco Operating Company, LP | Jacob SU #1HH | 15,000 | 40530528 |
| 775633 | Jan 2, 2014 | Jan 2, 2014 | Crimson Exploration Oper., Inc. | Fairway Farms Unit 'A' #1HH | 8,230 | 40530527 |
| 775119 | Dec 19, 2013 | Dec 19, 2013 | Exco Operating Company, LP | Deen SU #1HH | 15,000 | 40530526 |
| 771461 | Oct 17, 2013 | Oct 17, 2013 | Crimson Exploration Oper., Inc. | Kodiak #2HH | 8,200 | 40530525 |
| 770995 | Oct 10, 2013 | Oct 10, 2013 | Devon Energy Production Co, L.P. | Higgins Gas Unit #1HH | 9,000 | 40530524 |
| 759278 | Mar 26, 2013 | Mar 26, 2013 | W&T Offshore, Inc. | Black Stone McMahon B-28 #1HH | 9,000 | 40530523 |
| 756798 | Feb 19, 2013 | Feb 19, 2013 | EOG Resources, Inc. | Bennett #1 | 8,450 | 40530324 |
| 754976 | Jan 24, 2013 | Jan 24, 2013 | XTO Energy Inc. | Bison (SL) Du #1HBH | 27,000 | 40530522 |
| 753908 | Jan 9, 2013 | Jan 9, 2013 | XTO Energy Inc. | Terriers Du #1HH | 21,000 | 40530521 |
| 752818 | Dec 18, 2012 | Dec 18, 2012 | XTO Energy Inc. | Bulldogs Du #1HH | 21,100 | 40530520 |
| 752427 | Dec 13, 2012 | Dec 13, 2012 | XTO Energy Inc. | Banana Slugs Du #1HH | 21,000 | 40530519 |
| 752427Amendment | Dec 13, 2012 | Dec 13, 2012 | XTO Energy Inc. | Banana Slugs Du #1HH | 21,000 | 40530519 |
| 751426 | Nov 16, 2012 | Nov 16, 2012 | Devon Energy Production Co, L.P. | Lyons GU #1HH | 13,500 | 40530518 |
| 750961 | Nov 14, 2012 | Nov 14, 2012 | XTO Energy Inc. | Bison Du #1HH | 22,500 | 40530517 |
| 750961Amendment | Nov 14, 2012 | Nov 14, 2012 | XTO Energy Inc. | Bison Du #1HH | 22,500 | 40530517 |
| 750866 | Nov 6, 2012 | Nov 6, 2012 | EOG Resources, Inc. | McSwain Unit #1HH | 8,500 | 40530516 |
| 749951 | Oct 29, 2012 | Oct 29, 2012 | XTO Energy Inc. | Jayhawks (SL) Du #1HBH | 18,500 | 40530515 |
| 748368 | Oct 2, 2012 | Oct 2, 2012 | XTO Energy Inc. | Black Knights (SL) Du #4HBH | 19,000 | 40530514 |
| 748368Amendment | Oct 2, 2012 | Oct 2, 2012 | XTO Energy Inc. | Black Knights (SL) Du #4HBH | 19,000 | 40530514 |
| 748570 | Oct 1, 2012 | Oct 1, 2012 | Devon Energy Production Co, L.P. | Blount McFaddin GU #2HH | 15,500 | 40530513 |
| 747279 | Sep 13, 2012 | Sep 13, 2012 | W&T Offshore, Inc. | Black Stone McMahon A-28 #1H | 9,000 | 40530511 |
| 744151 | Aug 24, 2012 | Aug 24, 2012 | XTO Energy Inc. | Black Knights (SL) Du #4HH | 19,300 | 40530508 |
| 744151Amendment | Aug 24, 2012 | Aug 24, 2012 | XTO Energy Inc. | Black Knights (SL) Du #4HH | 19,300 | 40530508 |
| 744015 | Aug 24, 2012 | Aug 24, 2012 | XTO Energy Inc. | Black Knights (SL) Du #3HH | 19,300 | 40530507 |
| 744978 | Jul 30, 2012 | Jul 30, 2012 | Devon Energy Production Co, L.P. | Kardell, S. GU #5HH | 14,500 | 40530509 |
| 744978Amendment | Jul 30, 2012 | Jul 30, 2012 | Devon Energy Production Co, L.P. | Kardell, S. GU #5HH | 14,500 | 40530509 |
| 744688 | Jul 25, 2012 | Jul 25, 2012 | Devon Energy Production Co, L.P. | Williams-Chumley GU #2HH | 14,500 | 40530506 |
| 744688Amendment | Jul 25, 2012 | Jul 25, 2012 | Devon Energy Production Co, L.P. | Williams-Chumley GU #2HH | 14,500 | 40530506 |
| 744556 | Jul 24, 2012 | Jul 24, 2012 | Devon Energy Production Co, L.P. | Kardell, S. GU #4HH | 14,500 | 40530505 |
| 744442 | Jul 20, 2012 | Jul 20, 2012 | Devon Energy Production Co, L.P. | Griffin, R GU #3HH | 14,500 | 40530504 |
| 743793 | Jul 12, 2012 | Jul 12, 2012 | W&T Offshore, Inc. | Black Stone Colwell A-8 #1H | 9,000 | 40530503 |
| 743793Amendment | Jul 12, 2012 | Jul 12, 2012 | W&T Offshore, Inc. | Black Stone Colwell A-8 #1H | 9,000 | 40530503 |
| 742997 | Jul 10, 2012 | Jul 10, 2012 | XTO Energy Inc. | Black Knights (SL) Du #3HBH | 19,000 | 40530502 |
| 741732 | Jun 7, 2012 | Jun 7, 2012 | EOG Resources, Inc. | Alexander Unit #1HH | 14,000 | 40530501 |
| 741732Amendment | Jun 7, 2012 | Jun 7, 2012 | EOG Resources, Inc. | Alexander Unit #1HH | 14,000 | 40530501 |
| 741732Amendment | Jun 7, 2012 | Jun 7, 2012 | EOG Resources, Inc. | Alexander Unit #1HH | 14,000 | 40530501 |
| 741708 | Jun 6, 2012 | Jun 6, 2012 | EOG Resources, Inc. | Phelps Unit #1HH | 14,200 | 40530500 |
| 741708Amendment | Jun 6, 2012 | Jun 6, 2012 | EOG Resources, Inc. | Phelps Unit #1HH | 14,200 | 40530500 |
| 740046 | Jun 4, 2012 | Jun 4, 2012 | XTO Energy Inc. | Warriors (SL) Du #1HBH | 19,300 | 40530498 |
| 740046Amendment | Jun 4, 2012 | Jun 4, 2012 | XTO Energy Inc. | Warriors (SL) Du #1HBH | 19,300 | 40530498 |
| 740046Amendment | Jun 4, 2012 | Jun 4, 2012 | XTO Energy Inc. | Warriors (SL) Du #1HBH | 19,300 | 40530498 |
| 741157 | May 31, 2012 | May 31, 2012 | Devon Energy Production Co, L.P. | San Augustine SWD #1 | 8,500 | 40530497 |
| 740028 | May 29, 2012 | May 29, 2012 | XTO Energy Inc. | Black Knights (SL) Du #1HBH | 19,300 | 40530499 |
| 740653 | May 23, 2012 | May 23, 2012 | EOG Resources, Inc. | Chinaberry Unit #1HH | 14,100 | 40530496 |
| 738888 | May 7, 2012 | May 7, 2012 | Devon Energy Production Co, L.P. | Hicks-Lanier #1 | 13,813 | 40530338 |
| 738830 | May 4, 2012 | May 4, 2012 | Devon Energy Production Co, L.P. | Griffin, R GU #2HH | 15,000 | 40530495 |
| 737967 | Apr 21, 2012 | Apr 21, 2012 | EOG Resources, Inc. | Pool Unit #1HH | 14,050 | 40530494 |
| 737967Amendment | Apr 21, 2012 | Apr 21, 2012 | EOG Resources, Inc. | Pool Unit #1HH | 14,050 | 40530494 |
| 737967Amendment | Apr 21, 2012 | Apr 21, 2012 | EOG Resources, Inc. | Pool Unit #1HH | 14,050 | 40530494 |
| 737469 | Apr 16, 2012 | Apr 16, 2012 | XTO Energy Inc. | Terrapins (SL) Du #1HBH | 19,300 | 40530493 |
| 737469Amendment | Apr 16, 2012 | Apr 16, 2012 | XTO Energy Inc. | Terrapins (SL) Du #1HBH | 19,300 | 40530493 |
| 736404 | Apr 2, 2012 | Apr 2, 2012 | Devon Energy Production Co, L.P. | Skillern, K GU #3HH | 15,000 | 40530492 |
| 732704 | Mar 30, 2012 | Mar 30, 2012 | Anvil Services, L.L.C. | Anvil SWD #1 | 8,500 | 40530490 |
| 734841 | Mar 6, 2012 | Mar 6, 2012 | XTO Energy Inc. | Terrapins (SL) Du #1HH | 19,300 | 40530491 |
| 734841Amendment | Mar 6, 2012 | Mar 6, 2012 | XTO Energy Inc. | Terrapins (SL) Du #1HH | 19,300 | 40530491 |
| 732262 | Feb 7, 2012 | Feb 7, 2012 | XTO Energy Inc. | Fightin' Irish (SL) Du #3HH | 20,000 | 40530489 |
| 731438 | Jan 25, 2012 | Jan 25, 2012 | SM Energy Company | Henry #1HH | 14,500 | 40530488 |
| 731075 | Jan 11, 2012 | Jan 11, 2012 | W&T Offshore, Inc. | Black Stone Sinclair A-399 #1HH | 13,000 | 40530487 |
| 729243 | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | Park West SU #1 HH | 15,000 | 40530485 |
| 729243Amendment | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | Park West- Park SU (Alloc) #1 HH | 15,000 | 40530485 |
| 729243Amendment | Dec 6, 2011 | Dec 6, 2011 | Exco Operating Company, LP | Park West SU #1 HH | 15,000 | 40530485 |
| 729121 | Dec 5, 2011 | Dec 5, 2011 | SM Energy Company | USA BL #1HH | 13,500 | 40530484 |
| 728161 | Nov 21, 2011 | Nov 21, 2011 | Encana Oil & Gas(usa) Inc. | Bsi/Usfs Unit F16 #3HH | 15,500 | 40530483 |