| 689436 | Jan 13, 2010 | Jan 13, 2010 | St. Mary Land & Exploration Co. | San Ambrosia B #1HH | 13,500 | 47940756 |
| 689572 | Jan 12, 2010 | Jan 12, 2010 | Legend Natural Gas III, LP | Galvan Ranch P12 #4 | 8,000 | 47940760 |
| 689571 | Jan 12, 2010 | Jan 12, 2010 | Legend Natural Gas III, LP | Galvan Ranch P11 #3 | 8,000 | 47940759 |
| 689469 | Jan 8, 2010 | Jan 8, 2010 | Legend Natural Gas III, LP | Galvan Ranch P17 #3 | 8,000 | 47940758 |
| 689469Amendment | Jan 8, 2010 | Jan 8, 2010 | Legend Natural Gas III, LP | Galvan Ranch P17 #3 | 8,000 | 47940758 |
| 689452 | Jan 8, 2010 | Jan 8, 2010 | Lewis Petro Properties, Inc. | Trevino Ranch #3HH | 17,000 | 47940757 |
| 689410 | Jan 8, 2010 | Jan 8, 2010 | Legend Natural Gas III, LP | Galvan B #4 | 8,000 | 47940753 |
| 689433 | Jan 7, 2010 | Jan 7, 2010 | Anadarko E&P Company LP | Worthey Ranch #1HH | 10,000 | 47940755 |
| 689422 | Jan 7, 2010 | Jan 7, 2010 | Conocophillips Company | Vaquillas Ranch A1 #241 | 10,900 | 47940754 |
| 689409 | Jan 7, 2010 | Jan 7, 2010 | Legend Natural Gas III, LP | Galvan Ranch L12 #2 | 8,000 | 47940752 |
| 689408 | Jan 7, 2010 | Jan 7, 2010 | Legend Natural Gas III, LP | Galvan Ranch P16 #3 | 8,000 | 47940751 |
| 689334 | Jan 7, 2010 | Jan 7, 2010 | EOG Resources, Inc. | Billings "B" #12HH | 12,600 | 47940748 |
| 689352 | Jan 6, 2010 | Jan 6, 2010 | St. Mary Land & Exploration Co. | Galvan Ranch #13M | 10,100 | 47940750 |
| 689339 | Jan 6, 2010 | Jan 6, 2010 | Legend Natural Gas III, LP | Galvan Ranch PR19 #1HH | 8,000 | 47940749 |
| 689289 | Jan 5, 2010 | Jan 5, 2010 | St. Mary Land & Exploration Co. | Briscoe "C" #1HH | 8,000 | 47940747 |
| 689251 | Jan 5, 2010 | Jan 5, 2010 | Lewis Petro Properties, Inc. | Galvan Ranch #7HH | 16,000 | 47940746 |
| 688944 | Dec 22, 2009 | Dec 22, 2009 | Lewis Petro Properties, Inc. | Laurel, F.D. #17HH | 7,000 | 47940745 |
| 688826 | Dec 18, 2009 | Dec 18, 2009 | Rosetta Resources Operating LP | Gates 05-D #1287H | 9,500 | 47940744 |
| 688788 | Dec 18, 2009 | Dec 18, 2009 | Rosetta Resources Operating LP | Gates 05-D #102H | 9,500 | 47940743 |
| 688742 | Dec 17, 2009 | Dec 17, 2009 | Anadarko E&P Company LP | Stanley Ranch #1HH | 12,000 | 47940742 |
| 688720 | Dec 17, 2009 | Dec 17, 2009 | St. Mary Land & Exploration Co. | Galvan Ranch #17HH | 9,000 | 47940741 |
| 688720Amendment | Dec 17, 2009 | Dec 17, 2009 | SM Energy Company | Galvan Ranch #17HH | 9,000 | 47940741 |
| 688711 | Dec 17, 2009 | Dec 17, 2009 | Lewis Petro Properties, Inc. | Gates 07-Dr #1HH | 16,000 | 47940740 |
| 688711Amendment | Dec 17, 2009 | Dec 17, 2009 | Lewis Petro Properties, Inc. | Gates 07-Dr #1HH | 16,000 | 47940740 |
| 688626 | Dec 17, 2009 | Dec 17, 2009 | Rosetta Resources Operating LP | Gates 05-D #419H | 9,500 | 47940738 |
| 688010 | Dec 17, 2009 | Dec 17, 2009 | Chroma Operating, Inc. | Welhausen, J.R. #2 | 9,605 | 47935875 |
| 688633 | Dec 15, 2009 | Dec 15, 2009 | Mohican Oil & Gas, L.L.C. | Carr #2 | 9,550 | 47940739 |
| 688565 | Dec 15, 2009 | Dec 15, 2009 | Escondido Resources II, LLC | Cerrito #4 | 12,000 | 47940737 |
| 688565Amendment | Dec 15, 2009 | Dec 15, 2009 | Escondido Resources II, LLC | Cerrito #4 | 12,000 | 47940737 |
| 688565Amendment | Dec 15, 2009 | Dec 15, 2009 | Escondido Resources II, LLC | Cerrito #4 HH | 12,000 | 47940737 |
| 688468 | Dec 15, 2009 | Dec 15, 2009 | Mohican Oil & Gas, L.L.C. | Winch #2 | 10,450 | 47940735 |
| 688476 | Dec 11, 2009 | Dec 11, 2009 | Rosetta Resources Operating LP | Gates 05-D #319H | 9,500 | 47940736 |
| 688476Amendment | Dec 11, 2009 | Dec 11, 2009 | Rosetta Resources Operating LP | Gates 05-D #319H | 9,500 | 47940736 |
| 688360 | Dec 9, 2009 | Dec 9, 2009 | Lewis Petro Properties, Inc. | Hachar, N.D. Heirs #2HH | 9,500 | 47940734 |
| 688122 | Dec 3, 2009 | Dec 3, 2009 | EOG Resources, Inc. | Moglia #5HH | 12,000 | 47940732 |
| 688063 | Dec 2, 2009 | Dec 2, 2009 | Escondido Resources II, LLC | Garcia #1 | 8,000 | 47931529 |
| 687796 | Nov 30, 2009 | Nov 30, 2009 | Killam Oil Co., Ltd. | Pescadito State 1502 #1 | 7,325 | 47940446 |
| 687943 | Nov 25, 2009 | Nov 25, 2009 | Legend Natural Gas III, LP | Galvan Ranch K7 #1HH | 8,000 | 47940731 |
| 687942 | Nov 25, 2009 | Nov 25, 2009 | Legend Natural Gas III, LP | Galvan Ranch D11 #1HH | 8,000 | 47940730 |
| 687940 | Nov 25, 2009 | Nov 25, 2009 | Legend Natural Gas III, LP | Galvan Ranch P16 #4 | 8,000 | 47940729 |
| 687736 | Nov 24, 2009 | Nov 24, 2009 | EOG Resources, Inc. | Staggs #16HH | 12,500 | 47940728 |
| 687730 | Nov 23, 2009 | Nov 23, 2009 | Devon Energy Production Co, L.P. | Vaquillas #10 | 11,000 | 47940727 |
| 687730Amendment | Nov 23, 2009 | Nov 23, 2009 | Devon Energy Production Co, L.P. | Vaquillas #10 | 11,000 | 47940727 |
| 687407 | Nov 19, 2009 | Nov 19, 2009 | Devon Energy Production Co, L.P. | Thomasma, Ray J. #18 | 13,000 | 47940725 |
| 687538 | Nov 18, 2009 | Nov 18, 2009 | Legend Natural Gas III, LP | Galvan Ranch R12 #1 | 8,000 | 47940726 |
| 687356 | Nov 13, 2009 | Nov 13, 2009 | St. Mary Land & Exploration Co. | Galvan Ranch #8HH | 9,500 | 47940724 |
| 687334 | Nov 13, 2009 | Nov 13, 2009 | Legend Natural Gas III, LP | Galvan Ranch J13 #3 | 8,000 | 47940723 |
| 687333 | Nov 13, 2009 | Nov 13, 2009 | Legend Natural Gas III, LP | Galvan Ranch J7 #3 | 8,000 | 47940722 |
| 687332 | Nov 13, 2009 | Nov 13, 2009 | Legend Natural Gas III, LP | Galvan Ranch N11 #3 | 8,000 | 47940721 |
| 687331 | Nov 13, 2009 | Nov 13, 2009 | Legend Natural Gas III, LP | Galvan Ranch J8 #2 | 8,000 | 47940720 |
| 687330 | Nov 13, 2009 | Nov 13, 2009 | Legend Natural Gas III, LP | Galvan Ranch P10 #4 | 8,000 | 47940719 |
| 687170 | Nov 13, 2009 | Nov 13, 2009 | Rosetta Resources Operating LP | Santa Cruz #1H | 12,000 | 47940718 |
| 687247 | Nov 12, 2009 | Nov 12, 2009 | Conocophillips Company | Cavazos #1 | 10,200 | 47940716 |
| 687236 | Nov 12, 2009 | Nov 12, 2009 | Chesapeake Operating, Inc. | Pge Browne #1HH | 9,000 | 47940717 |
| 686996 | Nov 12, 2009 | Nov 12, 2009 | Conocophillips Company | BMT A #34 | 11,700 | 47940709 |
| 686994 | Nov 10, 2009 | Nov 10, 2009 | Blackbrush O & G, Inc. | Gates 05D #4012 | 8,900 | 47939990 |
| 686962 | Nov 10, 2009 | Nov 10, 2009 | EOG Resources, Inc. | Billings "B" #11HH | 13,000 | 47940713 |
| 687117 | Nov 9, 2009 | Nov 9, 2009 | Legend Natural Gas III, LP | Galvan Ranch N12 #2 | 8,000 | 47940714 |
| 687116 | Nov 9, 2009 | Nov 9, 2009 | Legend Natural Gas III, LP | Galvan Ranch P17 #4 | 8,000 | 47940715 |
| 687024 | Nov 5, 2009 | Nov 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch R19 #1 | 8,000 | 47940712 |
| 687023 | Nov 5, 2009 | Nov 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch L10 #4 | 8,000 | 47940711 |
| 687022 | Nov 5, 2009 | Nov 5, 2009 | Legend Natural Gas III, LP | Galvan Ranch L4 #3 | 8,000 | 47940710 |
| 686975 | Nov 5, 2009 | Nov 5, 2009 | Conocophillips Company | BMT A #35 | 9,600 | 47940708 |
| 686801 | Nov 5, 2009 | Nov 5, 2009 | Swift Energy Operating, LLC | Fasken #8 | 6,000 | 47939191 |
| 686801Amendment | Nov 5, 2009 | Nov 5, 2009 | Swift Energy Operating, LLC | Fasken #8 | 6,000 | 47939191 |
| 686815 | Nov 3, 2009 | Nov 3, 2009 | Evolution Operating Co., Inc. | Garcia, Lydia #5 | 2,450 | 47940707 |
| 686802 | Nov 2, 2009 | Nov 2, 2009 | Chroma Operating, Inc. | Russell-Winch #27 | 10,700 | 47940706 |
| 686746 | Oct 30, 2009 | Oct 30, 2009 | St. Mary Land & Exploration Co. | Briscoe G GU2 #5HH | 8,000 | 47940703 |
| 686746Amendment | Oct 30, 2009 | Oct 30, 2009 | St. Mary Land & Exploration Co. | Briscoe G GU2 #5HH | 8,000 | 47940703 |
| 686697 | Oct 30, 2009 | Oct 30, 2009 | Swift Energy Operating, LLC | Fasken "A" #1HH | 15,000 | 47940705 |
| 686697Amendment | Oct 30, 2009 | Oct 30, 2009 | Swift Energy Operating, LLC | Fasken "A" #1HH | 15,000 | 47940705 |
| 686667 | Oct 30, 2009 | Oct 30, 2009 | Escondido Resources II, LLC | Matrix Land Co #12HH | 13,000 | 47940704 |
| 686667Amendment | Oct 30, 2009 | Oct 30, 2009 | Escondido Resources II, LLC | Matrix Land Co #12HH | 13,000 | 47940704 |
| 686677 | Oct 29, 2009 | Oct 29, 2009 | Legend Natural Gas III, LP | Galvan Ranch M3 #1 | 8,000 | 47940702 |
| 686718 | Oct 28, 2009 | Oct 28, 2009 | St. Mary Land & Exploration Co. | Briscoe "G" #4HH | 8,000 | 47940701 |
| 686718Amendment | Oct 28, 2009 | Oct 28, 2009 | St. Mary Land & Exploration Co. | Briscoe "G" #4HH | 8,000 | 47940701 |
| 686701 | Oct 28, 2009 | Oct 28, 2009 | Lewis Petro Properties, Inc. | Booth, W.V. et al 2292 #7 | 3,000 | 47937915 |
| 686628 | Oct 27, 2009 | Oct 27, 2009 | Lewis Petro Properties, Inc. | San Roman "A" #2HH | 12,000 | 47940700 |
| 686322 | Oct 26, 2009 | Oct 26, 2009 | St. Mary Land & Exploration Co. | Galvan Ranch #7HH | 9,500 | 47940697 |
| 686322Amendment | Oct 26, 2009 | Oct 26, 2009 | SM Energy Company | Galvan Ranch #7HH | 9,500 | 47940697 |
| 686520 | Oct 23, 2009 | Oct 23, 2009 | Lewis Petro Properties, Inc. | Chamberlain State 372 H #3H | 12,000 | 47940699 |
| 686513 | Oct 23, 2009 | Oct 23, 2009 | Killam Oil Co., Ltd. | Pescadito State 2006 #1 | 8,000 | 47940698 |
| 686241 | Oct 16, 2009 | Oct 16, 2009 | St. Mary Land & Exploration Co. | Galvan Ranch #6HH | 9,000 | 47940696 |
| 685683 | Oct 16, 2009 | Oct 16, 2009 | St. Mary Land & Exploration Co. | Galvan Ranch #2HH | 9,000 | 47940695 |
| 685683Amendment | Oct 16, 2009 | Oct 16, 2009 | SM Energy Company | Galvan Ranch #2HH | 9,000 | 47940695 |
| 686070 | Oct 13, 2009 | Oct 13, 2009 | Lewis Petro Properties, Inc. | San Roman 938 "H" #1H | 12,000 | 47940694 |
| 685760 | Oct 13, 2009 | Oct 13, 2009 | Ronde Operating, LLC | Callaghan Ranch #17 | 7,185 | 47930833 |
| 686012 | Oct 12, 2009 | Oct 12, 2009 | Killam Oil Co., Ltd. | Pescadito State 984 #2 | 8,000 | 47940693 |
| 686004 | Oct 12, 2009 | Oct 12, 2009 | Laredo Energy | State of Texas Hill Ranch #2 | 17,500 | 47940692 |
| 686004Amendment | Oct 12, 2009 | Oct 12, 2009 | Laredo Energy | State of Texas Hill Ranch #2HH | 17,500 | 47940692 |
| 686004Amendment | Oct 12, 2009 | Oct 12, 2009 | Laredo Energy | State of Texas Hill Ranch #2HH | 17,500 | 47940692 |
| 685933 | Oct 12, 2009 | Oct 12, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #348 | 10,000 | 47940691 |
| 685943 | Oct 9, 2009 | Oct 9, 2009 | St. Mary Land & Exploration Co. | Briscoe G GU 1 #3HH | 8,500 | 47940690 |
| 685943Amendment | Oct 9, 2009 | Oct 9, 2009 | St. Mary Land & Exploration Co. | Briscoe G GU 1 #3HH | 8,500 | 47940690 |
| 685898 | Oct 8, 2009 | Oct 8, 2009 | Rosetta Resources Operating LP | South Callaghan Ranch #349 | 8,000 | 47940689 |
| 685871 | Oct 7, 2009 | Oct 7, 2009 | Lewis Petro Properties, Inc. | Neel #3HH | 12,000 | 47940688 |
| 685790 | Oct 6, 2009 | Oct 6, 2009 | Dewbre Petroleum Corporation | Moos Heirs "21" #1 | 4,750 | 47940687 |
| 685752 | Oct 6, 2009 | Oct 6, 2009 | Conocophillips Company | B.M.T. #195 | 12,550 | 47940684 |
| 685808 | Oct 5, 2009 | Oct 5, 2009 | Laredo Energy | Rosa V. Benavides #4H | 13,000 | 47940686 |
| 685808Amendment | Oct 5, 2009 | Oct 5, 2009 | Laredo Energy | Rosa V. Benavides #4H | 13,000 | 47940686 |