| 712953 | Mar 30, 2011 | Mar 30, 2011 | Apache Corporation | TXL South Unit #3749 | 6,660 | 13540885 |
| 712694 | Mar 30, 2011 | Mar 30, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #168 | 4,500 | 13506315 |
| 712691 | Mar 30, 2011 | Mar 30, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #156W | 4,500 | 13506280 |
| 712677 | Mar 30, 2011 | Mar 30, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #122W | 4,500 | 13506180 |
| 711337 | Mar 30, 2011 | Mar 30, 2011 | Devon Energy Production Co, L.P. | Sherry #12 | 11,500 | 13540850 |
| 711217 | Mar 29, 2011 | Mar 29, 2011 | Devon Energy Production Co, L.P. | Averitt #16 | 11,500 | 13540849 |
| 710992 | Mar 29, 2011 | Mar 29, 2011 | Devon Energy Production Co, L.P. | Andy #14 | 10,500 | 13540844 |
| 710992Amendment | Mar 29, 2011 | Mar 29, 2011 | Devon Energy Production Co, L.P. | Andy #14 | 12,200 | 13540844 |
| 708762 | Mar 29, 2011 | Mar 29, 2011 | Chevron U. S. A. Inc. | Lupin TXL Fee #2510E | 11,000 | 13540780 |
| 712795 | Mar 28, 2011 | Mar 28, 2011 | Sandridge Expl. and Prod., LLC | CVX 1 #24 | 8,000 | 13540883 |
| 712793 | Mar 28, 2011 | Mar 28, 2011 | Sandridge Expl. and Prod., LLC | Parker Minerals 18C #24 | 8,000 | 13540881 |
| 712791 | Mar 28, 2011 | Mar 28, 2011 | Sandridge Expl. and Prod., LLC | Parker Minerals 18B #18 | 8,000 | 13540880 |
| 712790 | Mar 28, 2011 | Mar 28, 2011 | Sandridge Expl. and Prod., LLC | Parker Minerals 8 #15 | 12,000 | 13540879 |
| 712790Amendment | Mar 28, 2011 | Mar 28, 2011 | Sandridge Expl. and Prod., LLC | Parker Minerals 8 #15 | 12,000 | 13540879 |
| 712770 | Mar 28, 2011 | Mar 28, 2011 | RSP Permian, LLC | Elliott #3301 | 12,000 | 13540882 |
| 712483 | Mar 28, 2011 | Mar 28, 2011 | XTO Energy Inc. | Goldsmith, C.A. et Al #523 | 6,600 | 13500902 |
| 712479 | Mar 28, 2011 | Mar 28, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #273W | 4,500 | 13506194 |
| 712478 | Mar 28, 2011 | Mar 28, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #240 | 4,500 | 13506199 |
| 708771 | Mar 28, 2011 | Mar 28, 2011 | Chevron U. S. A. Inc. | Lupin TXL Fee #2516E | 11,000 | 13540795 |
| 708769 | Mar 28, 2011 | Mar 28, 2011 | Chevron U. S. A. Inc. | Lupin TXL Fee #2515E | 11,000 | 13540794 |
| 708766 | Mar 28, 2011 | Mar 28, 2011 | Chevron U. S. A. Inc. | Lupin TXL Fee #2513E | 11,000 | 13540783 |
| 708765 | Mar 28, 2011 | Mar 28, 2011 | Chevron U. S. A. Inc. | Lupin TXL Fee #2512E | 11,000 | 13540782 |
| 712675 | Mar 25, 2011 | Mar 25, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #107W | 4,500 | 13506153 |
| 712651 | Mar 25, 2011 | Mar 25, 2011 | Pioneer Natural Res. USA, Inc. | Vaughan-Lenn "42" #1 | 10,700 | 13540877 |
| 712651Amendment | Mar 25, 2011 | Mar 25, 2011 | Pioneer Natural Res. USA, Inc. | Vaughan-Lenn '42' #1 | 10,700 | 13540877 |
| 712476 | Mar 25, 2011 | Mar 25, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #194 | 4,500 | 13506304 |
| 712474 | Mar 25, 2011 | Mar 25, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #216 | 4,500 | 13506307 |
| 712457 | Mar 25, 2011 | Mar 25, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #327 | 4,500 | 13533317 |
| 712454 | Mar 25, 2011 | Mar 25, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #257 | 4,500 | 13506554 |
| 710989 | Mar 25, 2011 | Mar 25, 2011 | Devon Energy Production Co, L.P. | Andy #2 | 10,500 | 13540846 |
| 712559 | Mar 24, 2011 | Mar 24, 2011 | Apache Corporation | TXL South Unit #6315 | 6,800 | 13540876 |
| 712553 | Mar 24, 2011 | Mar 24, 2011 | Apache Corporation | TXL South Unit #6313 | 6,800 | 13540875 |
| 712453 | Mar 23, 2011 | Mar 23, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #259 | 4,500 | 13506207 |
| 712448 | Mar 23, 2011 | Mar 23, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #261 | 4,500 | 13506309 |
| 712447 | Mar 23, 2011 | Mar 23, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #221R | 4,500 | 13540873 |
| 712446 | Mar 23, 2011 | Mar 23, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #149R | 4,500 | 13540872 |
| 712415 | Mar 23, 2011 | Mar 23, 2011 | Sandridge Expl. and Prod., LLC | Douglass Parker #4310 | 12,000 | 13540874 |
| 712415Amendment | Mar 23, 2011 | Mar 23, 2011 | Sandridge Expl. and Prod., LLC | Douglass Parker #4310 | 12,000 | 13540874 |
| 712415Amendment | Mar 23, 2011 | Mar 23, 2011 | Sandridge Expl. and Prod., LLC | Douglass Parker #4310 | 12,000 | 13540874 |
| 712064 | Mar 22, 2011 | Mar 22, 2011 | Walsh & Watts, Inc. | Parker 'A' #14 | 4,400 | 13540868 |
| 712029 | Mar 22, 2011 | Mar 22, 2011 | Sandridge Expl. and Prod., LLC | Cowden South 4 #1 | 9,500 | 13540867 |
| 712226 | Mar 21, 2011 | Mar 21, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #207W | 4,500 | 13506545 |
| 712226Amendment | Mar 21, 2011 | Mar 21, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #207W | 4,500 | 13506545 |
| 712224 | Mar 21, 2011 | Mar 21, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #138 | 4,500 | 13506278 |
| 712032 | Mar 17, 2011 | Mar 17, 2011 | Apache Corporation | TXL South Unit #3809 | 6,700 | 13540866 |
| 711896 | Mar 17, 2011 | Mar 17, 2011 | XTO Energy Inc. | Goldsmith San Andres Unit #783W | 8,100 | 13501157 |
| 711996 | Mar 16, 2011 | Mar 16, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #100 | 4,500 | 13506177 |
| 711994 | Mar 16, 2011 | Mar 16, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #101R | 4,500 | 13540865 |
| 711984 | Mar 16, 2011 | Mar 16, 2011 | Legado Permian, LLC | Goldsmith-Landreth/San Andres/UT #83R | 4,500 | 13540864 |
| 711970 | Mar 16, 2011 | Mar 16, 2011 | Conocophillips Company | Millard -A- #5 | 8,905 | 13507236 |
| 711970Amendment | Mar 16, 2011 | Mar 16, 2011 | Conocophillips Company | Millard -A- #5 | 9,350 | 13507236 |
| 711665 | Mar 16, 2011 | Mar 16, 2011 | Pride Energy Company | Steakley "5" #8 | 6,050 | 13540863 |
| 711663 | Mar 16, 2011 | Mar 16, 2011 | Pride Energy Company | Steakley "5" #4 | 6,050 | 13540862 |
| 711661 | Mar 16, 2011 | Mar 16, 2011 | Pride Energy Company | Steakley "5" #3 | 6,050 | 13540861 |
| 711823 | Mar 15, 2011 | Mar 15, 2011 | OXY USA WTP LP | Honeybee #4 | 10,500 | 13540860 |
| 711393 | Mar 15, 2011 | Mar 15, 2011 | XTO Energy Inc. | Goldsmith, C.A. et Al #2127 | 6,800 | 13540856 |
| 711664 | Mar 11, 2011 | Mar 11, 2011 | RSP Permian, LLC | Fendley #401 | 12,000 | 13540858 |
| 711678 | Mar 10, 2011 | Mar 10, 2011 | RSP Permian, LLC | Whittenburg #2702 | 12,000 | 13540859 |
| 711425 | Mar 8, 2011 | Mar 8, 2011 | Sandridge Expl. and Prod., LLC | Cowden South 40 #1 | 9,500 | 13540857 |
| 711425Amendment | Mar 8, 2011 | Mar 8, 2011 | Sandridge Expl. and Prod., LLC | Cowden South 40 #1 | 9,500 | 13540857 |
| 711385 | Mar 7, 2011 | Mar 7, 2011 | XTO Energy Inc. | Goldsmith, C.A. et Al #2126 | 6,800 | 13540855 |
| 711295 | Mar 4, 2011 | Mar 4, 2011 | XTO Energy Inc. | Goldsmith, C.A., Etal #2123 | 6,900 | 13540853 |
| 711288 | Mar 4, 2011 | Mar 4, 2011 | XTO Energy Inc. | Goldsmith, C.A., Etal #2122 | 6,900 | 13540852 |
| 711280 | Mar 4, 2011 | Mar 4, 2011 | XTO Energy Inc. | Goldsmith, C.A., Etal #2121 | 6,900 | 13540851 |
| 711263 | Mar 4, 2011 | Mar 4, 2011 | XTO Energy Inc. | Goldsmith, C.A., Etal #2120 | 7,000 | 13540847 |
| 710943 | Mar 4, 2011 | Mar 4, 2011 | BC Operating, Inc. | Vivian #1 | 7,100 | 13540854 |
| 710937 | Mar 4, 2011 | Mar 4, 2011 | BC Operating, Inc. | Tripp #2 | 7,100 | 13540843 |
| 710393 | Mar 4, 2011 | Mar 4, 2011 | RSP Permian, LLC | Chivas Regal #204 | 12,000 | 13540824 |
| 711133 | Mar 3, 2011 | Mar 3, 2011 | BC Operating, Inc. | Richard #4 | 7,100 | 13540848 |
| 710946 | Mar 3, 2011 | Mar 3, 2011 | BC Operating, Inc. | Gideon #1 | 7,100 | 13540845 |
| 710869 | Mar 3, 2011 | Mar 3, 2011 | Occidental Permian Ltd. | North Cowden Unit #232A | 10,520 | 13534623 |
| 709240 | Mar 3, 2011 | Mar 3, 2011 | Berry Oil Comp. | Gardendale '5' #13 | 11,900 | 13542344 |
| 709240Amendment | Mar 3, 2011 | Mar 3, 2011 | Berry Oil Comp. | Gardendale '5' #13 | 11,900 | 13542344 |
| 709232 | Mar 3, 2011 | Mar 3, 2011 | Berry Oil Comp. | Gardendale '5' #11 | 11,900 | 13542343 |
| 709232Amendment | Mar 3, 2011 | Mar 3, 2011 | Berry Oil Comp. | Gardendale '5' #11 | 11,900 | 13542343 |
| 708768 | Mar 2, 2011 | Mar 2, 2011 | Chevron U. S. A. Inc. | Lupin TXL Fee #2514E | 11,000 | 13540784 |
| 710878 | Mar 1, 2011 | Mar 1, 2011 | Reliance Energy, Inc. | Ratliff A #1704 | 13,000 | 13540840 |
| 710734 | Feb 28, 2011 | Feb 28, 2011 | Occidental Permian Ltd. | Frank Cowden R/a -C- #44 | 5,400 | 13534538 |
| 710730 | Feb 28, 2011 | Feb 28, 2011 | Occidental Permian Ltd. | North Cowden Unit #1589 | 5,400 | 13535004 |
| 710572 | Feb 28, 2011 | Feb 28, 2011 | Probity Operating, LLC | TXL 44-43 #9 | 6,400 | 13540842 |
| 710885 | Feb 25, 2011 | Feb 25, 2011 | Reliance Energy, Inc. | Ratliff A #1905 | 13,000 | 13540841 |
| 710871 | Feb 25, 2011 | Feb 25, 2011 | Reliance Energy, Inc. | Ratliff A #1904 | 13,000 | 13540839 |
| 710863 | Feb 25, 2011 | Feb 25, 2011 | Devon Energy Production Co, L.P. | Malcolm #6 | 10,450 | 13540838 |
| 710861 | Feb 25, 2011 | Feb 25, 2011 | Devon Energy Production Co, L.P. | Malcolm #5 | 10,450 | 13540837 |
| 710688 | Feb 24, 2011 | Feb 24, 2011 | Reliance Energy, Inc. | Ratliff A #1804 | 13,000 | 13540836 |
| 710676 | Feb 23, 2011 | Feb 23, 2011 | Reliance Energy, Inc. | Ratliff B #1604 | 13,000 | 13540834 |
| 710660 | Feb 23, 2011 | Feb 23, 2011 | Sandridge Expl. and Prod., LLC | CVX 6B #42 | 9,300 | 13540833 |
| 710197 | Feb 23, 2011 | Feb 23, 2011 | PDC Energy | Roy Parks B #3246 | 11,000 | 13540832 |
| 710197Amendment | Feb 23, 2011 | Feb 23, 2011 | PDC Energy | Roy Parks B #3246 | 11,000 | 13540832 |
| 710197Amendment | Feb 23, 2011 | Feb 23, 2011 | PDC Energy | Roy Parks B #3246 | 11,000 | 13540832 |
| 710196 | Feb 23, 2011 | Feb 23, 2011 | PDC Energy | Roy Parks B #3232 | 11,000 | 13540835 |
| 710490 | Feb 18, 2011 | Feb 18, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #5306 | 8,000 | 13540831 |
| 710488 | Feb 18, 2011 | Feb 18, 2011 | Sandridge Expl. and Prod., LLC | Steakley 44 #9 | 8,000 | 13540828 |
| 710488Amendment | Feb 18, 2011 | Feb 18, 2011 | Sandridge Expl. and Prod., LLC | Steakley 44 #9 | 8,000 | 13540828 |
| 710486 | Feb 18, 2011 | Feb 18, 2011 | Sandridge Expl. and Prod., LLC | Steakley 44 #8 | 8,000 | 13540827 |
| 710486Amendment | Feb 18, 2011 | Feb 18, 2011 | Sandridge Expl. and Prod., LLC | Steakley 44 #8 | 8,999 | 13540827 |
| 710484 | Feb 18, 2011 | Feb 18, 2011 | Sandridge Expl. and Prod., LLC | Steakley 44 #7 | 8,000 | 13540826 |
| 710482 | Feb 18, 2011 | Feb 18, 2011 | Sandridge Expl. and Prod., LLC | Steakley 44 #6 | 8,000 | 13540825 |
| 710428 | Feb 18, 2011 | Feb 18, 2011 | OXY USA WTP LP | Dora Roberts Ranch Unit #2416 | 11,000 | 13540821 |
| 710427 | Feb 18, 2011 | Feb 18, 2011 | OXY USA WTP LP | Dora Roberts Ranch Unit #2413 | 11,000 | 13540820 |