| 735476Amendment | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HBH | 18,000 | 47941779 |
| 735475 | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HAH | 18,000 | 47941778 |
| 735475Amendment | Mar 16, 2012 | Mar 16, 2012 | Shell Western E&P | Piloncillo #D 24HAH | 18,000 | 47941778 |
| 735461 | Mar 16, 2012 | Mar 16, 2012 | Lewis Petro Properties, Inc. | Meador 1451 #1HH | 17,000 | 47941775 |
| 735461Amendment | Mar 16, 2012 | Mar 16, 2012 | Lewis Petro Properties, Inc. | Meador 1451 #1HH | 17,000 | 47941775 |
| 735457 | Mar 16, 2012 | Mar 16, 2012 | Lewis Petro Properties, Inc. | San Roman 1507 #11HH | 12,500 | 47941776 |
| 735457Amendment | Mar 16, 2012 | Mar 16, 2012 | Lewis Petro Properties, Inc. | San Roman 1507 #11HH | 12,500 | 47941776 |
| 735436 | Mar 16, 2012 | Mar 16, 2012 | EOG Resources, Inc. | Billings Ranch #14 | 11,800 | 47941774 |
| 735419 | Mar 16, 2012 | Mar 16, 2012 | SM Energy Company | Galvan Ranch #A553HH | 12,000 | 47941773 |
| 735415 | Mar 16, 2012 | Mar 16, 2012 | SM Energy Company | Galvan Ranch #A552HH | 12,000 | 47941772 |
| 735332 | Mar 16, 2012 | Mar 16, 2012 | SM Energy Company | Galvan Ranch #A149HH | 12,000 | 47941771 |
| 735329 | Mar 16, 2012 | Mar 16, 2012 | SM Energy Company | Galvan Ranch #A147HH | 12,000 | 47941770 |
| 735327 | Mar 16, 2012 | Mar 16, 2012 | SM Energy Company | Galvan Ranch #A145HH | 12,000 | 47941769 |
| 735306 | Mar 15, 2012 | Mar 15, 2012 | SM Energy Company | Briscoe G #39HH | 10,000 | 47941768 |
| 735301 | Mar 15, 2012 | Mar 15, 2012 | SM Energy Company | Briscoe G #40HH | 10,000 | 47941767 |
| 735297 | Mar 15, 2012 | Mar 15, 2012 | SM Energy Company | Briscoe G #25HH | 10,000 | 47941766 |
| 735057 | Mar 15, 2012 | Mar 15, 2012 | Rosetta Resources Operating LP | Gates 05D #7011H | 8,500 | 47941765 |
| 735063 | Mar 14, 2012 | Mar 14, 2012 | Rosetta Resources Operating LP | Gates 05D #8011H | 8,500 | 47941763 |
| 734917 | Mar 14, 2012 | Mar 14, 2012 | Laredo Energy | Reuthinger #5HH | 12,000 | 47941764 |
| 735053 | Mar 13, 2012 | Mar 13, 2012 | Rosetta Resources Operating LP | Gates 05D #6011H | 8,500 | 47941762 |
| 735034 | Mar 13, 2012 | Mar 13, 2012 | Lewis Petro Properties, Inc. | Agnello-Garcia #2HH | 12,500 | 47941761 |
| 734903 | Mar 12, 2012 | Mar 12, 2012 | XTO Energy Inc. | Las Raices Ranch #24HH | 17,500 | 47941759 |
| 734509 | Mar 12, 2012 | Mar 12, 2012 | Lewis Petro Properties, Inc. | Briscoe-Manry 1469 #29HH | 12,500 | 47941750 |
| 732360 | Mar 12, 2012 | Mar 12, 2012 | Luca Resources Group, LLC | Kathleen Marie #2RE | 8,500 | 47939485 |
| 734828 | Mar 9, 2012 | Mar 9, 2012 | Lewis Petro Properties, Inc. | Owen Briscoe #30HH | 12,500 | 47941757 |
| 734828Amendment | Mar 9, 2012 | Mar 9, 2012 | Lewis Petro Properties, Inc. | Owen Briscoe 1133 #30HH | 9,000 | 47941757 |
| 734794 | Mar 9, 2012 | Mar 9, 2012 | Lewis Petro Properties, Inc. | Daniel Sanchez #1HH | 12,500 | 47941756 |
| 734794Amendment | Mar 9, 2012 | Mar 9, 2012 | Lewis Petro Properties, Inc. | Daniel Sanchez #1HH | 12,500 | 47941756 |
| 734794Amendment | Mar 9, 2012 | Mar 9, 2012 | Lewis Petro Properties, Inc. | Daniel Sanchez GU A #1HH | 9,000 | 47941756 |
| 734786 | Mar 9, 2012 | Mar 9, 2012 | Lewis Petro Properties, Inc. | Gonzalez, J. I. #3HH | 12,500 | 47941755 |
| 734580 | Mar 9, 2012 | Mar 9, 2012 | SM Energy Company | Briscoe GU1 State AR #3HH | 14,000 | 47941753 |
| 735496 | Mar 8, 2012 | Mar 8, 2012 | Lewis Petro Properties, Inc. | Briscoe-Manry 1469 #28HH | 12,500 | 47941760 |
| 734845 | Mar 8, 2012 | Mar 8, 2012 | Lewis Petro Properties, Inc. | Palafox State A2715 #53HH | 17,000 | 47941758 |
| 734151 | Mar 8, 2012 | Mar 8, 2012 | Lewis Petro Properties, Inc. | De la Garza San Roman G. U. #2HH | 12,500 | 47941742 |
| 734151Amendment | Mar 8, 2012 | Mar 8, 2012 | Lewis Petro Properties, Inc. | De la Garza San Roman G. U. #2HH | 12,500 | 47941742 |
| 734569 | Mar 7, 2012 | Mar 7, 2012 | Lewis Petro Properties, Inc. | Palafox-State A2777 G. U. #56HH | 17,000 | 47941752 |
| 734547 | Mar 7, 2012 | Mar 7, 2012 | Lewis Petro Properties, Inc. | Volz-State 1592 G. U. #7HH | 17,000 | 47941751 |
| 735175 | Mar 6, 2012 | Mar 6, 2012 | Lewis Petro Properties, Inc. | Gates 07-Dr #27HH | 17,000 | 47941754 |
| 735175Amendment | Mar 6, 2012 | Mar 6, 2012 | Lewis Petro Properties, Inc. | Gates 07-Dr #27HH | 17,000 | 47941754 |
| 734478 | Mar 6, 2012 | Mar 6, 2012 | Killam Oil Co., Ltd. | Lenore #5 | 2,000 | 47941747 |
| 734396 | Mar 6, 2012 | Mar 6, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #D 4HH | 9,000 | 47941749 |
| 734396Amendment | Mar 6, 2012 | Mar 6, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #D 4HH | 9,000 | 47941749 |
| 734395 | Mar 6, 2012 | Mar 6, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #D 3HH | 9,000 | 47941748 |
| 734395Amendment | Mar 6, 2012 | Mar 6, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #D 3HH | 9,000 | 47941748 |
| 734359 | Mar 5, 2012 | Mar 5, 2012 | Lewis Petro Properties, Inc. | Leyendecker-Hunter 1377 #5HH | 17,000 | 47941746 |
| 734359Amendment | Mar 5, 2012 | Mar 5, 2012 | Lewis Petro Properties, Inc. | Leyendecker-Hunter 1377 #5HH | 12,500 | 47941746 |
| 734227 | Mar 2, 2012 | Mar 2, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #C 4HH | 9,000 | 47941745 |
| 734227Amendment | Mar 2, 2012 | Mar 2, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #C 4HH | 9,000 | 47941745 |
| 734226 | Mar 2, 2012 | Mar 2, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #C 3HH | 9,000 | 47941744 |
| 734226Amendment | Mar 2, 2012 | Mar 2, 2012 | Chesapeake Operating, Inc. | Gates 010 CHK-B 1286 #C 3HH | 9,000 | 47941744 |
| 734167 | Mar 1, 2012 | Mar 1, 2012 | Lewis Petro Properties, Inc. | Fasken-State A2793 #15HH | 17,000 | 47941743 |
| 733942 | Feb 28, 2012 | Feb 28, 2012 | Lewis Petro Properties, Inc. | Slaughter #4HH | 12,500 | 47941740 |
| 733913 | Feb 28, 2012 | Feb 28, 2012 | Shell Western E&P | Piloncillo #E 6HLH | 18,000 | 47941741 |
| 733896 | Feb 28, 2012 | Feb 28, 2012 | Columbus Energy, LLC | Hachar, D. D. #61QC | 2,000 | 47941739 |
| 733695 | Feb 28, 2012 | Feb 28, 2012 | SM Energy Company | Briscoe B GU1 #15HH | 10,000 | 47941726 |
| 733695Amendment | Feb 28, 2012 | Feb 28, 2012 | SM Energy Company | Briscoe B GU1 #15HH | 10,000 | 47941726 |
| 733695Amendment | Feb 28, 2012 | Feb 28, 2012 | SM Energy Company | Briscoe B (SA7) #15HH | 10,000 | 47941726 |
| 733693 | Feb 28, 2012 | Feb 28, 2012 | SM Energy Company | Briscoe B GU1 #14HH | 10,000 | 47941725 |
| 733693Amendment | Feb 28, 2012 | Feb 28, 2012 | SM Energy Company | Briscoe B (SA6) #14HH | 10,000 | 47941725 |
| 733912 | Feb 27, 2012 | Feb 27, 2012 | Shell Western E&P | Piloncillo #E 6HEH | 18,000 | 47941738 |
| 733911 | Feb 27, 2012 | Feb 27, 2012 | Shell Western E&P | Piloncillo #E 6HDH | 18,000 | 47941737 |
| 733910 | Feb 27, 2012 | Feb 27, 2012 | Shell Western E&P | Piloncillo #E 6HCH | 18,000 | 47941736 |
| 733909 | Feb 27, 2012 | Feb 27, 2012 | Shell Western E&P | Piloncillo #E 6HBH | 18,000 | 47941735 |
| 733908 | Feb 27, 2012 | Feb 27, 2012 | Shell Western E&P | Piloncillo #E 6HAH | 18,000 | 47941734 |
| 733904 | Feb 27, 2012 | Feb 27, 2012 | Shell Western E&P | Piloncillo #D 16HBH | 18,000 | 47941733 |
| 733903 | Feb 27, 2012 | Feb 27, 2012 | Shell Western E&P | Piloncillo #D 16HAH | 18,000 | 47941732 |
| 733860 | Feb 24, 2012 | Feb 24, 2012 | Killam Oil Co., Ltd. | Garcia #4703 | 2,100 | 47941730 |
| 733797 | Feb 24, 2012 | Feb 24, 2012 | Anadarko E&P Company LP | Stanley Ranch #53HH | 8,100 | 47941729 |
| 733797Amendment | Feb 24, 2012 | Feb 24, 2012 | Anadarko E&P Onshore LLC | Stanley Ranch #53HH | 9,700 | 47941729 |
| 733795 | Feb 24, 2012 | Feb 24, 2012 | Anadarko E&P Company LP | Stanley Ranch #52HH | 8,100 | 47941728 |
| 733795Amendment | Feb 24, 2012 | Feb 24, 2012 | Anadarko E&P Onshore LLC | Stanley Ranch #52HH | 9,900 | 47941728 |
| 733789 | Feb 24, 2012 | Feb 24, 2012 | Anadarko E&P Company LP | Stanley Ranch #51HH | 8,095 | 47941727 |
| 733789Amendment | Feb 24, 2012 | Feb 24, 2012 | Anadarko E&P Onshore LLC | Stanley Ranch #51HH | 9,700 | 47941727 |
| 733357 | Feb 24, 2012 | Feb 24, 2012 | SM Energy Company | Neel #2HH | 12,000 | 47941731 |
| 733357Amendment | Feb 24, 2012 | Feb 24, 2012 | SM Energy Company | Neel #2HH | 12,000 | 47941731 |
| 733548 | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Company LP | Stanley Ranch #49HH | 8,085 | 47941723 |
| 733548Amendment | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Onshore LLC | Stanley Ranch #49HH | 9,700 | 47941723 |
| 733544 | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Company LP | Stanley Ranch #50HH | 8,085 | 47941722 |
| 733544Amendment | Feb 22, 2012 | Feb 22, 2012 | Anadarko E&P Onshore LLC | Stanley Ranch #50HH | 9,900 | 47941722 |
| 731828 | Feb 22, 2012 | Feb 22, 2012 | Columbus Energy, LLC | Bruni Estate #4B | 7,000 | 47941724 |
| 733531 | Feb 21, 2012 | Feb 21, 2012 | Lewis Petro Properties, Inc. | Martin State #3HH | 17,000 | 47941721 |
| 733518 | Feb 21, 2012 | Feb 21, 2012 | Lewis Petro Properties, Inc. | Trevino Ranch #7HH | 17,000 | 47941720 |
| 733428 | Feb 21, 2012 | Feb 21, 2012 | Anadarko E&P Company LP | Stanley Ranch #48HH | 8,085 | 47941719 |
| 733428Amendment | Feb 21, 2012 | Feb 21, 2012 | Anadarko E&P Onshore LLC | Stanley Ranch #48HH | 10,000 | 47941719 |
| 733332 | Feb 17, 2012 | Feb 17, 2012 | SM Energy Company | Neel #4HH | 12,000 | 47941718 |
| 732980 | Feb 13, 2012 | Feb 13, 2012 | Lewis Petro Properties, Inc. | Gates 11-Dr #26HH | 17,000 | 47941717 |
| 732980Amendment | Feb 13, 2012 | Feb 13, 2012 | Lewis Petro Properties, Inc. | Gates 11-Dr #26HH | 17,000 | 47941717 |
| 733150 | Feb 10, 2012 | Feb 10, 2012 | Fasken Oil and Ranch, Ltd. | La Mesa #1HH | 10,000 | 47941716 |
| 732927 | Feb 10, 2012 | Feb 10, 2012 | XTO Energy Inc. | Las Raices Ranch #25HH | 17,000 | 47941715 |
| 731631 | Feb 10, 2012 | Feb 10, 2012 | Escondido Resources II, LLC | Cerrito State #29HH | 14,000 | 47941706 |
| 731631Amendment | Feb 10, 2012 | Feb 10, 2012 | Escondido Resources II, LLC | Cerrito State #29HH | 14,000 | 47941706 |
| 732836 | Feb 9, 2012 | Feb 9, 2012 | Lewis Petro Properties, Inc. | Laurel, F. D. #21HH | 17,000 | 47941714 |
| 732836Amendment | Feb 9, 2012 | Feb 9, 2012 | Lewis Petro Properties, Inc. | Laurel, F. D. #21HH | 17,000 | 47941714 |
| 732790 | Feb 9, 2012 | Feb 9, 2012 | Mohican Operating, L.L.C. | Winch #6 | 10,250 | 47941713 |
| 732430 | Feb 8, 2012 | Feb 8, 2012 | Lewis Petro Properties, Inc. | Killam Gonzalez A #23HH | 17,000 | 47941705 |
| 732430Amendment | Feb 8, 2012 | Feb 8, 2012 | Lewis Petro Properties, Inc. | Killam Gonzalez A #23HH | 17,000 | 47941705 |
| 731630 | Feb 8, 2012 | Feb 8, 2012 | Escondido Resources II, LLC | Cerrito-Sanchez a State Unit #28HH | 14,000 | 47941708 |
| 731630Amendment | Feb 8, 2012 | Feb 8, 2012 | Escondido Resources II, LLC | Cerrito-Sanchez a State Unit #28HH | 14,000 | 47941708 |
| 731630Amendment | Feb 8, 2012 | Feb 8, 2012 | Escondido Resources Oper Co, LLC | Cerrito-Sanchez a State Unit #28HH | 14,000 | 47941708 |
| 732560 | Feb 7, 2012 | Feb 7, 2012 | Lewis Petro Properties, Inc. | Huisache Cattle Co. B #7HH | 12,500 | 47941710 |