| 733057Amendment | Feb 14, 2012 | Feb 14, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix #139 | 5,200 | 00343938 |
| 733444 | Feb 13, 2012 | Feb 13, 2012 | PDC Energy | University Ruth #463 | 12,000 | 00343949 |
| 733444Amendment | Feb 13, 2012 | Feb 13, 2012 | COG Operating LLC | University Ruth #463 | 12,000 | 00343949 |
| 733046 | Feb 13, 2012 | Feb 13, 2012 | Sandridge Expl. and Prod., LLC | Lindley-Remuda #42 | 4,900 | 00343945 |
| 733018 | Feb 13, 2012 | Feb 13, 2012 | Texland Petroleum, L.P. | Emory #4 | 6,200 | 00343939 |
| 732812 | Feb 13, 2012 | Feb 13, 2012 | Sandridge Expl. and Prod., LLC | Lockhart #13 | 4,900 | 00343927 |
| 732921 | Feb 10, 2012 | Feb 10, 2012 | Chesapeake Operating, Inc. | University 6-46 #7 | 12,000 | 00343935 |
| 732899 | Feb 10, 2012 | Feb 10, 2012 | Chesapeake Operating, Inc. | University 6-24 #8 | 12,000 | 00343934 |
| 732865 | Feb 10, 2012 | Feb 10, 2012 | RSP Permian, LLC | Cross Bar Ranch #805 | 12,000 | 00343933 |
| 732844 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | JT Lindley-Lynne #56 | 4,900 | 00343932 |
| 732840 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | CC Cities Service A #9 | 4,900 | 00343928 |
| 732839 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Bush Rasmussen B #18 | 4,900 | 00343929 |
| 732816 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Parker D #9 | 4,900 | 00343930 |
| 732811 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Brown et Al #9 | 4,900 | 00343925 |
| 732807 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | JT Lindley Lynne A #6 | 4,900 | 00343926 |
| 732807Amendment | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Miles #31 | 4,900 | 00343926 |
| 732802 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Parker C #9 | 4,900 | 00343924 |
| 732800 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | CC Lockhart & Brown AA #13 | 4,900 | 00343923 |
| 732798 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #70 | 4,900 | 00343922 |
| 732794 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #66 | 4,900 | 00343921 |
| 732793 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #55 | 4,900 | 00343920 |
| 732793Amendment | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Nix 19 #17 | 5,200 | 00343920 |
| 732792 | Feb 10, 2012 | Feb 10, 2012 | Sandridge Expl. and Prod., LLC | Nix 20 #10 | 4,900 | 00343919 |
| 732777 | Feb 10, 2012 | Feb 10, 2012 | OXY USA Inc. | Mabee 140B #4811 | 12,500 | 00343917 |
| 732086 | Feb 10, 2012 | Feb 10, 2012 | Reliance Energy, Inc. | Mabee 240C #2608 | 13,000 | 00343899 |
| 731959 | Feb 10, 2012 | Feb 10, 2012 | Reliance Energy, Inc. | Mabee 240C #1107 | 13,000 | 00343897 |
| 732737 | Feb 9, 2012 | Feb 9, 2012 | Trey Resources Inc. | University Block 14 Cons. #1917HH | 4,950 | 00343918 |
| 732747 | Feb 8, 2012 | Feb 8, 2012 | OXY USA Inc. | Mabee 139 #4614 | 12,500 | 00343915 |
| 732739 | Feb 8, 2012 | Feb 8, 2012 | OXY USA Inc. | Mabee 139 #4612 | 12,500 | 00343914 |
| 732656 | Feb 8, 2012 | Feb 8, 2012 | RSP Permian, LLC | Cross Bar Ranch #803 | 12,000 | 00343913 |
| 732373 | Feb 8, 2012 | Feb 8, 2012 | Windsor Permian LLC | UL 3 #2 | 11,500 | 00343931 |
| 732373Amendment | Feb 8, 2012 | Feb 8, 2012 | Diamondback E&P LLC | UL 3 #2 | 11,330 | 00343931 |
| 733327 | Feb 7, 2012 | Feb 7, 2012 | Conocophillips Company | University Andrews #202 | 7,400 | 00343916 |
| 732475 | Feb 6, 2012 | Feb 6, 2012 | PDC Energy | University Camille #114R | 11,900 | 00340772 |
| 732366 | Feb 6, 2012 | Feb 6, 2012 | Windsor Permian LLC | UL II 14 #8 | 11,500 | 00343912 |
| 732366Amendment | Feb 6, 2012 | Feb 6, 2012 | Diamondback E&P LLC | UL II 14 #8 | 11,970 | 00343912 |
| 732333 | Feb 3, 2012 | Feb 3, 2012 | BTA Oil Producers, LLC | 8802 JV-P Fuhrman #4 | 7,150 | 00336429 |
| 729160Amendment | Feb 3, 2012 | Feb 3, 2012 | Conocophillips Company | University Andrews #203 | 7,300 | 00343700 |
| 729160Amendment | Feb 3, 2012 | Feb 3, 2012 | Conocophillips Company | University Andrews #203 | 8,000 | 00343700 |
| 732356 | Feb 2, 2012 | Feb 2, 2012 | Americo Energy Resources, LLC | Emma Ellen Cons. #N 1N | 12,500 | 00301642 |
| 732275 | Feb 1, 2012 | Feb 1, 2012 | Sandridge Expl. and Prod., LLC | University 'I' #12 | 11,200 | 00338951 |
| 732144 | Feb 1, 2012 | Feb 1, 2012 | Clearfork Production, LLC | Big Max 12 #2 | 13,000 | 00343906 |
| 731054 | Jan 31, 2012 | Jan 31, 2012 | Texland Petroleum, L.P. | Lineberry (San Andres CF Unit) #3D | 7,500 | 00343877 |
| 732189 | Jan 30, 2012 | Jan 30, 2012 | Sandridge Expl. and Prod., LLC | State Barrow #6 | 7,800 | 00343903 |
| 732187 | Jan 30, 2012 | Jan 30, 2012 | Sandridge Expl. and Prod., LLC | State Barrow #5 | 7,800 | 00343902 |
| 732114 | Jan 30, 2012 | Jan 30, 2012 | Apache Corporation | Shafter Lake (San Andres) Unit #700HH | 4,800 | 00343901 |
| 732080 | Jan 27, 2012 | Jan 27, 2012 | Reliance Energy, Inc. | Mabee 240C #2606 | 13,000 | 00343900 |
| 732065 | Jan 27, 2012 | Jan 27, 2012 | Greystone Oil & Gas, LLP | University AZ #1 | 4,700 | 00341587 |
| 732051 | Jan 27, 2012 | Jan 27, 2012 | Sandridge Expl. and Prod., LLC | Thornberry B #16 | 4,900 | 00343898 |
| 731278 | Jan 27, 2012 | Jan 27, 2012 | Texland Petroleum, L.P. | C. W. Logsdon 'E' #31 | 7,500 | 00343891 |
| 732056 | Jan 26, 2012 | Jan 26, 2012 | Sandridge Expl. and Prod., LLC | University Z #1 | 5,200 | 00310525 |
| 732056Amendment | Jan 26, 2012 | Jan 26, 2012 | Sandridge Expl. and Prod., LLC | University Z #1 | 5,200 | 00310525 |
| 731899 | Jan 26, 2012 | Jan 26, 2012 | Sandridge Expl. and Prod., LLC | Nora #11 | 4,900 | 00343895 |
| 731898 | Jan 26, 2012 | Jan 26, 2012 | Sandridge Expl. and Prod., LLC | Olsen et Al #16 | 4,900 | 00343894 |
| 730979 | Jan 26, 2012 | Jan 26, 2012 | Texland Petroleum, L.P. | Logsdon 'C' #64 | 7,500 | 00343852 |
| 731904 | Jan 25, 2012 | Jan 25, 2012 | Reliance Energy, Inc. | Mabee 240C #1105 | 13,000 | 00343896 |
| 731874 | Jan 25, 2012 | Jan 25, 2012 | Sandridge Expl. and Prod., LLC | Lindley-Remuda #63 | 4,900 | 00343892 |
| 731873 | Jan 25, 2012 | Jan 25, 2012 | Sandridge Expl. and Prod., LLC | Thornberry, M.A. Consolidated I #46 | 4,900 | 00343893 |
| 731815 | Jan 25, 2012 | Jan 25, 2012 | Sandridge Expl. and Prod., LLC | MA Thornberry Consolidated III #55 | 4,900 | 00343890 |
| 731803 | Jan 25, 2012 | Jan 25, 2012 | Sandridge Expl. and Prod., LLC | Thornberry 5A #10 | 4,900 | 00343888 |
| 731801 | Jan 25, 2012 | Jan 25, 2012 | Sandridge Expl. and Prod., LLC | Thornberry, M.A. Consolidated I #56 | 4,900 | 00343889 |
| 731800 | Jan 25, 2012 | Jan 25, 2012 | Sandridge Expl. and Prod., LLC | Thornberry, M.A. Consolidated I #54 | 4,900 | 00343887 |
| 731795 | Jan 25, 2012 | Jan 25, 2012 | Sandridge Expl. and Prod., LLC | MA Thornberry Consolidated III #64 | 4,900 | 00343883 |
| 731799 | Jan 24, 2012 | Jan 24, 2012 | Sandridge Expl. and Prod., LLC | Ashton #18 | 4,900 | 00343886 |
| 731798 | Jan 24, 2012 | Jan 24, 2012 | Sandridge Expl. and Prod., LLC | Bassel Etal #31 | 4,900 | 00343885 |
| 731797 | Jan 24, 2012 | Jan 24, 2012 | Sandridge Expl. and Prod., LLC | Ranch 5N #2 | 4,900 | 00343884 |
| 731793 | Jan 24, 2012 | Jan 24, 2012 | Sandridge Expl. and Prod., LLC | McElreath #15 | 4,900 | 00343882 |
| 731782 | Jan 24, 2012 | Jan 24, 2012 | Sandridge Expl. and Prod., LLC | Thornberry-LZS #23 | 4,900 | 00343881 |
| 731173 | Jan 24, 2012 | Jan 24, 2012 | Texland Petroleum, L.P. | Scarborough (San Andres) Unit #1190 | 7,600 | 00343879 |
| 731173Amendment | Jan 24, 2012 | Jan 24, 2012 | Texland Petroleum, L.P. | Scarborough (San Andres) Unit #1190 | 7,600 | 00343879 |
| 731166 | Jan 23, 2012 | Jan 23, 2012 | Texland Petroleum, L.P. | Logsdon 'C' #62 | 7,500 | 00343855 |
| 730555 | Jan 23, 2012 | Jan 23, 2012 | Texland Petroleum, L.P. | Logsdon 'C' #65 | 7,500 | 00343835 |
| 730549 | Jan 23, 2012 | Jan 23, 2012 | Chesapeake Operating, Inc. | University 5-35 #2 | 14,000 | 00343823 |
| 730549Amendment | Jan 23, 2012 | Jan 23, 2012 | Enervest Operating, L.L.C. | University 5-35 #2 | 14,000 | 00343823 |
| 731073 | Jan 20, 2012 | Jan 20, 2012 | Texland Petroleum, L.P. | C. W. Logsdon 'E' #29 | 7,500 | 00343878 |
| 731047 | Jan 19, 2012 | Jan 19, 2012 | Saber Oil & Gas Ventures, LLC | University D #5 | 11,500 | 00343876 |
| 731469 | Jan 18, 2012 | Jan 18, 2012 | Chesapeake Operating, Inc. | Mabee L #1 | 11,000 | 00343874 |
| 731418 | Jan 18, 2012 | Jan 18, 2012 | Devon Energy Production Co, L.P. | Uls 4-27 #3 | 11,500 | 00343873 |
| 731417 | Jan 18, 2012 | Jan 18, 2012 | Devon Energy Production Co, L.P. | Uls 4-33 #3 | 11,500 | 00343872 |
| 730180 | Jan 18, 2012 | Jan 18, 2012 | Energen Resources Corporation | Block 10 Fuhrman Mascho Unit #1030 | 4,900 | 00343813 |
| 730180Amendment | Jan 18, 2012 | Jan 18, 2012 | Energen Resources Corporation | Block 10 Fuhrman Mascho Unit #1030 | 4,900 | 00343813 |
| 730055 | Jan 18, 2012 | Jan 18, 2012 | Pecos Operating Company, LLC | Goldsmith N San Andres Cons UT #55 | 4,800 | 00343776 |
| 731369 | Jan 17, 2012 | Jan 17, 2012 | Sandridge Expl. and Prod., LLC | Ashton #36 | 4,900 | 00343871 |
| 731357 | Jan 17, 2012 | Jan 17, 2012 | Sandridge Expl. and Prod., LLC | Thornberry-LZS #36 | 4,900 | 00343870 |
| 731356 | Jan 17, 2012 | Jan 17, 2012 | Sandridge Expl. and Prod., LLC | Lindley-Remuda #48 | 4,900 | 00343869 |
| 731255 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Ranch 5 #10 | 4,900 | 00343865 |
| 731254 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Ranch 4 #13 | 4,900 | 00343864 |
| 731252 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Ranch 4 #8 | 4,900 | 00343861 |
| 731251 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Wind River #2 | 4,900 | 00343868 |
| 731247 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated II #51 | 4,900 | 00343867 |
| 731246 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | MA Thornberry Consolidated III #70 | 4,900 | 00343863 |
| 731241 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Thornberry 5 #15 | 4,900 | 00343862 |
| 731240 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Thornberry H #15 | 4,900 | 00343860 |
| 731238 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Thornberry H #12 | 4,900 | 00343859 |
| 731233 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Suggett #7 | 4,900 | 00343851 |
| 731232 | Jan 13, 2012 | Jan 13, 2012 | Sandridge Expl. and Prod., LLC | Ranch 4 #19 | 4,900 | 00343866 |
| 731193 | Jan 13, 2012 | Jan 13, 2012 | Conocophillips Company | Embar -B- #70 | 7,300 | 00343848 |
| 731193Amendment | Jan 13, 2012 | Jan 13, 2012 | Conocophillips Company | Embar -B- #70 | 7,300 | 00343848 |
| 730992 | Jan 13, 2012 | Jan 13, 2012 | Texland Petroleum, L.P. | Logsdon 'D' et Al #43 | 7,500 | 00343858 |
| 730990 | Jan 13, 2012 | Jan 13, 2012 | Texland Petroleum, L.P. | Logsdon 'C' #70 | 7,500 | 00343856 |