| 685808Amendment | Oct 5, 2009 | Oct 5, 2009 | Laredo Energy | Rosa V. Benavides #4HH | 13,000 | 47940686 |
| 685775 | Oct 5, 2009 | Oct 5, 2009 | Lewis Petro Properties, Inc. | Briscoe State 1130 #1HH | 12,000 | 47940685 |
| 685687 | Oct 1, 2009 | Oct 1, 2009 | Rosetta Resources Operating LP | Webb County School Board #16 | 10,000 | 47940683 |
| 685687Amendment | Oct 1, 2009 | Oct 1, 2009 | Rosetta Resources Operating LP | Webb County School Board #16 | 10,000 | 47940683 |
| 685646 | Sep 30, 2009 | Sep 30, 2009 | St. Mary Land & Exploration Co. | Briscoe "B" #2HH | 8,000 | 47940682 |
| 685646Amendment | Sep 30, 2009 | Sep 30, 2009 | St. Mary Land & Exploration Co. | Briscoe "B" #2HH | 8,000 | 47940682 |
| 685035 | Sep 30, 2009 | Sep 30, 2009 | Evolution Operating Co., Inc. | Lydia Garcia #2103D | 2,450 | 47900994 |
| 685556 | Sep 28, 2009 | Sep 28, 2009 | Lewis Petro Properties, Inc. | Morse 354 #1 | 7,800 | 47940681 |
| 685513 | Sep 25, 2009 | Sep 25, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #350 | 10,000 | 47940680 |
| 685356 | Sep 23, 2009 | Sep 23, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #345 | 9,800 | 47940678 |
| 685216 | Sep 23, 2009 | Sep 23, 2009 | Kinder Morgan Texas Pipeline LLC | Russell Winch #5010WE | 300 | 47940679 |
| 685353 | Sep 22, 2009 | Sep 22, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #351 | 8,700 | 47940677 |
| 685178 | Sep 17, 2009 | Sep 17, 2009 | Killam Oil Co., Ltd. | K&H Fee Porcion #1601 | 7,210 | 47939494 |
| 685172 | Sep 16, 2009 | Sep 16, 2009 | EOG Resources, Inc. | Dulaney-Bruni #3 | 13,500 | 47939083 |
| 684995 | Sep 15, 2009 | Sep 15, 2009 | Killam Oil Co., Ltd. | Puig B #7RH | 13,000 | 47940675 |
| 685059 | Sep 14, 2009 | Sep 14, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #337 | 9,100 | 47940676 |
| 684796 | Sep 4, 2009 | Sep 4, 2009 | Lewis Petro Properties, Inc. | Gates "N" TR1 #13 | 6,200 | 47940674 |
| 684725 | Sep 2, 2009 | Sep 2, 2009 | Escondido Resources II, LLC | Matrix Land Co #11H | 13,000 | 47940673 |
| 684725Amendment | Sep 2, 2009 | Sep 2, 2009 | Escondido Resources II, LLC | Matrix Land Co #11HH | 13,000 | 47940673 |
| 684725Amendment | Sep 2, 2009 | Sep 2, 2009 | Escondido Resources II, LLC | Matrix Land Co #11HH | 13,000 | 47940673 |
| 684515 | Aug 28, 2009 | Aug 28, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #334 | 8,100 | 47940671 |
| 684515Amendment | Aug 28, 2009 | Aug 28, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #334 | 8,400 | 47940671 |
| 684542 | Aug 27, 2009 | Aug 27, 2009 | Lewis Petro Properties, Inc. | Gates "O" TR3 #3 | 7,200 | 47940672 |
| 684483 | Aug 27, 2009 | Aug 27, 2009 | EOG Resources, Inc. | Benavides, Arturo #10 | 15,000 | 47940441 |
| 684441 | Aug 25, 2009 | Aug 25, 2009 | Valence Operating Company | Angelina Sanchez #2 | 12,400 | 47933667 |
| 684307 | Aug 20, 2009 | Aug 20, 2009 | St. Mary Land & Exploration Co. | Briscoe "B" #1HH | 8,000 | 47940670 |
| 684307Amendment | Aug 20, 2009 | Aug 20, 2009 | St. Mary Land & Exploration Co. | Briscoe "B" #1HH | 8,000 | 47940670 |
| 684270 | Aug 20, 2009 | Aug 20, 2009 | Laredo Energy | Rosa V. Benavides #3 | 13,000 | 47940669 |
| 684270Amendment | Aug 20, 2009 | Aug 20, 2009 | Laredo Energy | Rosa V. Benavides #3H | 13,000 | 47940669 |
| 684270Amendment | Aug 20, 2009 | Aug 20, 2009 | Laredo Energy | Rosa V. Benavides #3HH | 13,000 | 47940669 |
| 684181 | Aug 18, 2009 | Aug 18, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #347 | 9,700 | 47940668 |
| 684177 | Aug 18, 2009 | Aug 18, 2009 | Killam Oil Co., Ltd. | Puig B #7H | 13,000 | 47940667 |
| 684173 | Aug 18, 2009 | Aug 18, 2009 | Rosetta Resources Operating LP | Coats #8 | 8,500 | 47940666 |
| 683670 | Aug 18, 2009 | Aug 18, 2009 | Killam Oil Co., Ltd. | Barrera - Martin G.U. #1 | 9,500 | 47937969 |
| 684102 | Aug 17, 2009 | Aug 17, 2009 | Chroma Operating, Inc. | Russell-Winch #24 | 11,250 | 47940665 |
| 684028 | Aug 13, 2009 | Aug 13, 2009 | Devon Energy Production Co, L.P. | Vaquillas-State #1WD | 5,600 | 47940664 |
| 684015 | Aug 13, 2009 | Aug 13, 2009 | St. Mary Land & Exploration Co. | Briscoe "G" #2HH | 7,800 | 47940663 |
| 684015Amendment | Aug 13, 2009 | Aug 13, 2009 | St. Mary Land & Exploration Co. | Briscoe "G" #2HH | 7,800 | 47940663 |
| 683988 | Aug 12, 2009 | Aug 12, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #346 | 10,000 | 47940662 |
| 683949 | Aug 12, 2009 | Aug 12, 2009 | Legend Natural Gas III, LP | Galvan Ranch B8 #1 | 8,000 | 47940660 |
| 683948 | Aug 12, 2009 | Aug 12, 2009 | Legend Natural Gas III, LP | Galvan Ranch M12 #1 | 8,000 | 47940659 |
| 683896 | Aug 12, 2009 | Aug 12, 2009 | Laredo Energy | Bruni-Summers #1 | 14,000 | 47940658 |
| 683950 | Aug 10, 2009 | Aug 10, 2009 | EOG Resources, Inc. | Billings "B" #10HH | 13,000 | 47940661 |
| 683832 | Aug 10, 2009 | Aug 10, 2009 | Legend Natural Gas III, LP | Galvan Ranch M13 #1 | 9,000 | 47940652 |
| 683835 | Aug 6, 2009 | Aug 6, 2009 | Legend Natural Gas III, LP | Galvan Ranch M16 #1 | 9,000 | 47940656 |
| 683834 | Aug 6, 2009 | Aug 6, 2009 | Legend Natural Gas III, LP | Galvan Ranch M15 #1 | 9,000 | 47940655 |
| 683833 | Aug 6, 2009 | Aug 6, 2009 | Legend Natural Gas III, LP | Galvan Ranch M14 #1 | 9,000 | 47940653 |
| 683831 | Aug 6, 2009 | Aug 6, 2009 | Legend Natural Gas III, LP | Galvan Ranch K12 #1 | 9,000 | 47940651 |
| 683830 | Aug 6, 2009 | Aug 6, 2009 | Lewis Petro Properties, Inc. | Galvan Ranch "H" #6 | 7,000 | 47940650 |
| 683830Amendment | Aug 6, 2009 | Aug 6, 2009 | Lewis Petro Properties, Inc. | Galvan Ranch #6HH | 13,500 | 47940650 |
| 683782 | Aug 6, 2009 | Aug 6, 2009 | Legend Natural Gas III, LP | Galvan Ranch O13 #1 | 8,000 | 47940647 |
| 683781 | Aug 6, 2009 | Aug 6, 2009 | Legend Natural Gas III, LP | Galvan Ranch O12 #1 | 8,000 | 47940654 |
| 683784 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch O15 #1 | 8,000 | 47940649 |
| 683783 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch O14 #1 | 8,000 | 47940648 |
| 683780 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch M18 #1 | 8,000 | 47940646 |
| 683779 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch M17 #1 | 8,000 | 47940645 |
| 683778 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch M11 #1 | 8,000 | 47940644 |
| 683777 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch K16 #1 | 8,000 | 47940643 |
| 683776 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch K15 #1 | 8,000 | 47940642 |
| 683775 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch K11 #1 | 8,000 | 47940641 |
| 683774 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch K10 #1 | 8,000 | 47940640 |
| 683773 | Aug 5, 2009 | Aug 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch K9 #1 | 8,000 | 47940639 |
| 683728 | Aug 5, 2009 | Aug 5, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #342 | 8,800 | 47940638 |
| 683346 | Jul 31, 2009 | Jul 31, 2009 | Legend Natural Gas III, LP | Galvan Ranch H14 #1 | 8,000 | 47940635 |
| 683475 | Jul 30, 2009 | Jul 30, 2009 | Conocophillips Company | Lundell C #8 | 10,520 | 47940637 |
| 683457 | Jul 27, 2009 | Jul 27, 2009 | Enterprise Products Operatingllc | Rectifier 7CS 1 #71CS | 260 | 47940636 |
| 683452 | Jul 27, 2009 | Jul 27, 2009 | Lewis Petro Properties, Inc. | Booth Unocal H #2BH | 10,000 | 47935713 |
| 683143 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch I14 #1 | 8,000 | 47940633 |
| 683142 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch I13 #1 | 8,000 | 47940632 |
| 683140 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch I12 #1 | 8,000 | 47940631 |
| 683139 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch I11 #1 | 8,000 | 47940630 |
| 683137 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch I10 #1 | 8,000 | 47940629 |
| 683136 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch I9 #1 | 8,000 | 47940628 |
| 683134 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch I8 #1 | 8,000 | 47940627 |
| 683132 | Jul 27, 2009 | Jul 27, 2009 | Legend Natural Gas III, LP | Galvan Ranch H15 #1 | 8,000 | 47940626 |
| 683172 | Jul 23, 2009 | Jul 23, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #340 | 9,700 | 47940623 |
| 683203 | Jul 21, 2009 | Jul 21, 2009 | Lewis Petro Properties, Inc. | Dryden #1 | 12,000 | 47940634 |
| 683203Amendment | Jul 21, 2009 | Jul 21, 2009 | Lewis Petro Properties, Inc. | Dryden #1H | 12,000 | 47940634 |
| 683187 | Jul 21, 2009 | Jul 21, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #341 | 8,000 | 47940624 |
| 683159 | Jul 17, 2009 | Jul 17, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #339 | 9,500 | 47940622 |
| 683126 | Jul 17, 2009 | Jul 17, 2009 | St. Mary Land & Exploration Co. | Galvan Ranch #4HH | 9,100 | 47940621 |
| 683126Amendment | Jul 17, 2009 | Jul 17, 2009 | SM Energy Company | Galvan Ranch #4HH | 9,100 | 47940621 |
| 683098 | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Augusta-Kenton #5 | 12,500 | 47940618 |
| 683098Amendment | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Augusta-Kenton #5H | 12,500 | 47940618 |
| 683098Amendment | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Augusta-Kenton #5HH | 12,500 | 47940618 |
| 683098Amendment | Jul 17, 2009 | Jul 17, 2009 | Escondido Resources II, LLC | Augusta-Kenton (Allocation) #5HH | 12,500 | 47940618 |
| 683003 | Jul 17, 2009 | Jul 17, 2009 | Legend Natural Gas III, LP | Galvan Ranch H13 #1 | 8,000 | 47940612 |
| 683002 | Jul 17, 2009 | Jul 17, 2009 | Legend Natural Gas III, LP | Galvan Ranch H12 #1 | 8,000 | 47940617 |
| 683107 | Jul 16, 2009 | Jul 16, 2009 | Rosetta Resources Operating LP | Gates 05-D #95H | 9,000 | 47940619 |
| 683107Amendment | Jul 16, 2009 | Jul 16, 2009 | Rosetta Resources Operating LP | Gates 05-D #95H | 9,000 | 47940619 |
| 683099 | Jul 16, 2009 | Jul 16, 2009 | Escondido Resources II, LLC | Augusta-Kenton #6 | 12,500 | 47940620 |
| 683000 | Jul 16, 2009 | Jul 16, 2009 | Legend Natural Gas III, LP | Galvan Ranch H11 #1 | 8,000 | 47940616 |
| 682999 | Jul 16, 2009 | Jul 16, 2009 | Legend Natural Gas III, LP | Galvan Ranch H10 #1 | 8,000 | 47940615 |
| 682998 | Jul 16, 2009 | Jul 16, 2009 | Legend Natural Gas III, LP | Galvan Ranch H8 #1 | 8,000 | 47940614 |
| 682997 | Jul 16, 2009 | Jul 16, 2009 | Legend Natural Gas III, LP | Galvan Ranch G6 #1 | 8,000 | 47940613 |
| 682960 | Jul 16, 2009 | Jul 16, 2009 | Killam Oil Co., Ltd. | Garcia 45 #2 | 7,000 | 47940608 |
| 683032 | Jul 15, 2009 | Jul 15, 2009 | Lewis Petro Properties, Inc. | Booth Unocal H #1UH | 13,600 | 47938388 |
| 682658 | Jul 15, 2009 | Jul 15, 2009 | Conocophillips Company | Vaquillas Ranch A1 #240 | 11,400 | 47940607 |
| 683005 | Jul 14, 2009 | Jul 14, 2009 | Rosetta Resources Operating LP | Barnes Estate #7 | 7,650 | 47940472 |
| 682995 | Jul 14, 2009 | Jul 14, 2009 | Legend Natural Gas III, LP | Galvan Ranch F11 #1 | 8,000 | 47940609 |