| 734283Amendment | Mar 5, 2012 | Mar 5, 2012 | OXY USA WTP LP | Drone Bee South #2 | 11,000 | 00344032 |
| 734291 | Mar 2, 2012 | Mar 2, 2012 | BTA Oil Producers, LLC | 8802 JV-P Fuhrman -F- #1 | 7,200 | 00336707 |
| 733885 | Mar 2, 2012 | Mar 2, 2012 | XTO Energy Inc. | Fullerton Clearfork Unit #747 | 7,300 | 00344003 |
| 733870 | Mar 2, 2012 | Mar 2, 2012 | SM Energy Company | University 7 Berkley #4 | 10,500 | 00343989 |
| 734210 | Mar 1, 2012 | Mar 1, 2012 | Sandridge Expl. and Prod., LLC | University 11-26 #2 | 5,950 | 00344024 |
| 734210Amendment | Mar 1, 2012 | Mar 1, 2012 | Sandridge Expl. and Prod., LLC | University 11-26 #2 | 5,950 | 00344024 |
| 734138 | Mar 1, 2012 | Mar 1, 2012 | Pioneer Natural Res. USA, Inc. | University '6-17' #1WS | 1,800 | 00344023 |
| 734138Amendment | Mar 1, 2012 | Mar 1, 2012 | Pioneer Natural Res. USA, Inc. | University '6-17' #1WS | 2,000 | 00344023 |
| 732374 | Mar 1, 2012 | Mar 1, 2012 | OXY USA Inc. | Universityleah #5 | 12,200 | 00343911 |
| 732350 | Mar 1, 2012 | Mar 1, 2012 | OXY USA Inc. | Universitycaitlin #4 | 12,200 | 00343910 |
| 732325 | Mar 1, 2012 | Mar 1, 2012 | OXY USA Inc. | Universityamber #4 | 12,200 | 00343909 |
| 732306 | Mar 1, 2012 | Mar 1, 2012 | OXY USA Inc. | Universityroxanne #9 | 12,200 | 00343908 |
| 732298 | Mar 1, 2012 | Mar 1, 2012 | OXY USA Inc. | Universityroxanne #6 | 12,200 | 00343907 |
| 732271 | Mar 1, 2012 | Mar 1, 2012 | OXY USA Inc. | Universityroxanne #5 | 12,200 | 00343904 |
| 734079 | Feb 28, 2012 | Feb 28, 2012 | Sandridge Expl. and Prod., LLC | University 12-25 SE #1 | 7,900 | 00344022 |
| 734050 | Feb 28, 2012 | Feb 28, 2012 | Southwest Royalties, Inc. | Kuykendall, J.W., Humble #65 | 5,000 | 00344020 |
| 734045 | Feb 28, 2012 | Feb 28, 2012 | Southwest Royalties, Inc. | Kuykendall, J.W., Humble #64 | 5,000 | 00344019 |
| 734034 | Feb 28, 2012 | Feb 28, 2012 | Southwest Royalties, Inc. | Kuykendall, J.W., Humble #60 | 5,000 | 00344018 |
| 734033 | Feb 28, 2012 | Feb 28, 2012 | Southwest Royalties, Inc. | Kuykendall, J.W., Humble #57 | 5,000 | 00344017 |
| 734031 | Feb 28, 2012 | Feb 28, 2012 | Southwest Royalties, Inc. | Kuykendall, J.W., Humble #54 | 5,000 | 00344016 |
| 734029 | Feb 28, 2012 | Feb 28, 2012 | Southwest Royalties, Inc. | Kuykendall, J.W., Humble #53 | 5,000 | 00344015 |
| 733792 | Feb 28, 2012 | Feb 28, 2012 | Conocophillips Company | University Andrews #179 | 8,200 | 00344021 |
| 733780 | Feb 28, 2012 | Feb 28, 2012 | Reliance Energy, Inc. | Mabee 240A #2011 | 13,000 | 00343988 |
| 733766 | Feb 28, 2012 | Feb 28, 2012 | Reliance Energy, Inc. | Mabee 240A #2007 | 13,000 | 00343986 |
| 733454 | Feb 28, 2012 | Feb 28, 2012 | Texland Petroleum, L.P. | Allberg #1 | 7,600 | 00344014 |
| 733452 | Feb 28, 2012 | Feb 28, 2012 | Texland Petroleum, L.P. | Twilight #6 | 7,600 | 00344013 |
| 733003 | Feb 28, 2012 | Feb 28, 2012 | Sandridge Expl. and Prod., LLC | Limpia 14 #16 | 4,900 | 00343966 |
| 733951 | Feb 27, 2012 | Feb 27, 2012 | OXY USA Inc. | University DC #2 | 12,200 | 00344008 |
| 733951Amendment | Feb 27, 2012 | Feb 27, 2012 | Occidental Permian Ltd. | University DC #2 | 12,200 | 00344008 |
| 733928 | Feb 27, 2012 | Feb 27, 2012 | OXY USA Inc. | University BN #5 | 12,200 | 00344006 |
| 733928Amendment | Feb 27, 2012 | Feb 27, 2012 | Occidental Permian Ltd. | University BN #5 | 13,000 | 00344006 |
| 734290 | Feb 24, 2012 | Feb 24, 2012 | Williams, Clayton Energy, Inc. | Andrews University 33 #13R | 12,500 | 00344002 |
| 734023 | Feb 24, 2012 | Feb 24, 2012 | Southwest Royalties, Inc. | Lindley #2 | 4,900 | 00344010 |
| 734021 | Feb 24, 2012 | Feb 24, 2012 | Southwest Royalties, Inc. | Lindley #1 | 4,900 | 00344009 |
| 733894 | Feb 24, 2012 | Feb 24, 2012 | Parallel Petroleum LLC | Allar #2 | 5,000 | 00344004 |
| 733851 | Feb 24, 2012 | Feb 24, 2012 | Parallel Petroleum LLC | Iverson #9 | 6,000 | 00344001 |
| 733820 | Feb 24, 2012 | Feb 24, 2012 | XTO Energy Inc. | University BLK 9 #6AOH | 10,800 | 00302915 |
| 733408 | Feb 24, 2012 | Feb 24, 2012 | Williams, Clayton Energy, Inc. | Samson University '15' #4 | 11,750 | 00343992 |
| 733394 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #2419 | 4,900 | 00344000 |
| 733392 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #2318 | 4,900 | 00343999 |
| 733392Amendment | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #2318 | 4,900 | 00343999 |
| 733375 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #2317 | 4,900 | 00343998 |
| 733375Amendment | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #2317 | 4,900 | 00343998 |
| 733367 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #2315 | 4,900 | 00343997 |
| 733364 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1819 | 4,900 | 00343996 |
| 733356 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1809 | 4,900 | 00343995 |
| 733352 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1304 | 4,900 | 00343994 |
| 733352Amendment | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1304 | 4,900 | 00343994 |
| 733338 | Feb 24, 2012 | Feb 24, 2012 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1303 | 4,900 | 00343993 |
| 733326 | Feb 24, 2012 | Feb 24, 2012 | Williams, Clayton Energy, Inc. | Samson University '15' #3 | 11,750 | 00343991 |
| 733325 | Feb 24, 2012 | Feb 24, 2012 | Williams, Clayton Energy, Inc. | Samson University '15' #2 | 11,750 | 00343990 |
| 733230 | Feb 24, 2012 | Feb 24, 2012 | Chevron Midcontinent, L.P. | Dollarhide Unit #2045CT | 7,600 | 00343977 |
| 733773 | Feb 23, 2012 | Feb 23, 2012 | Reliance Energy, Inc. | Mabee 240A #2010 | 13,000 | 00343987 |
| 733761 | Feb 23, 2012 | Feb 23, 2012 | Reliance Energy, Inc. | Mabee 240A #2001 | 13,000 | 00343985 |
| 733742 | Feb 23, 2012 | Feb 23, 2012 | PDC Energy | Mattie #2072 | 11,900 | 00343983 |
| 733741 | Feb 23, 2012 | Feb 23, 2012 | PDC Energy | Billie #1843 | 11,900 | 00343982 |
| 733734 | Feb 23, 2012 | Feb 23, 2012 | OXY USA Inc. | Mabee 140B #4808 | 12,500 | 00343981 |
| 733732 | Feb 23, 2012 | Feb 23, 2012 | PDC Energy | University Camille #177 | 11,900 | 00343980 |
| 733234 | Feb 23, 2012 | Feb 23, 2012 | Chevron Midcontinent, L.P. | Dollarhide Unit #203CT | 7,600 | 00343979 |
| 733232 | Feb 23, 2012 | Feb 23, 2012 | Chevron Midcontinent, L.P. | Dollarhide Unit #1922CT | 7,600 | 00343978 |
| 733225 | Feb 23, 2012 | Feb 23, 2012 | Chevron Midcontinent, L.P. | Dollarhide Unit #2305CT | 7,600 | 00343976 |
| 733005 | Feb 23, 2012 | Feb 23, 2012 | Sandridge Expl. and Prod., LLC | Ernesteen #13 | 4,900 | 00343967 |
| 733634 | Feb 22, 2012 | Feb 22, 2012 | PDC Energy | Miranda #1777 | 11,900 | 00343975 |
| 733620 | Feb 22, 2012 | Feb 22, 2012 | PDC Energy | University Camille #155 | 11,900 | 00343974 |
| 733617 | Feb 22, 2012 | Feb 22, 2012 | PDC Energy | Miranda #1784 | 11,900 | 00343973 |
| 733617Amendment | Feb 22, 2012 | Feb 22, 2012 | COG Operating LLC | Miranda #1705 | 12,000 | 00343973 |
| 733565 | Feb 22, 2012 | Feb 22, 2012 | Pioneer Natural Res. USA, Inc. | University '6-39' #8 | 11,850 | 00343960 |
| 733113 | Feb 22, 2012 | Feb 22, 2012 | Sandridge Expl. and Prod., LLC | Parker Etal #14 | 4,900 | 00343971 |
| 733112 | Feb 22, 2012 | Feb 22, 2012 | Sandridge Expl. and Prod., LLC | Nix 20 LZS #4 | 4,900 | 00343970 |
| 733111 | Feb 22, 2012 | Feb 22, 2012 | Sandridge Expl. and Prod., LLC | Nix 20 LZS #3 | 4,900 | 00343969 |
| 733019 | Feb 22, 2012 | Feb 22, 2012 | Sandridge Expl. and Prod., LLC | Bush-Rasmussen #28 | 4,900 | 00343972 |
| 733013 | Feb 22, 2012 | Feb 22, 2012 | Sandridge Expl. and Prod., LLC | Ernesteen #14 | 4,900 | 00343968 |
| 733001 | Feb 22, 2012 | Feb 22, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix #107 | 4,900 | 00343965 |
| 733489 | Feb 21, 2012 | Feb 21, 2012 | Saber Oil & Gas Ventures, LLC | State University 'BC' #7 | 11,500 | 00343959 |
| 733474 | Feb 21, 2012 | Feb 21, 2012 | Williams, Clayton Energy, Inc. | Strip 3 #4 | 13,500 | 00343964 |
| 733474Amendment | Feb 21, 2012 | Feb 21, 2012 | Williams, Clayton Energy, Inc. | Strip 3 #4 | 13,500 | 00343964 |
| 733345 | Feb 21, 2012 | Feb 21, 2012 | OXY USA Inc. | Mustang #3415 | 12,500 | 00343955 |
| 733345Amendment | Feb 21, 2012 | Feb 21, 2012 | OXY USA Inc. | Mustang #3415 | 12,500 | 00343955 |
| 733470 | Feb 18, 2012 | Feb 18, 2012 | Saber Oil & Gas Ventures, LLC | State University T #8 | 11,500 | 00343956 |
| 733816 | Feb 17, 2012 | Feb 17, 2012 | Sandridge Expl. and Prod., LLC | Teichroeb #1601 | 6,500 | 00343958 |
| 733816Amendment | Feb 17, 2012 | Feb 17, 2012 | Sandridge Expl. and Prod., LLC | Teichroeb #1601 | 6,800 | 00343958 |
| 733407 | Feb 17, 2012 | Feb 17, 2012 | Americo Energy Resources, LLC | State MMM #1 | 12,600 | 00301639 |
| 733323 | Feb 17, 2012 | Feb 17, 2012 | Williams, Clayton Energy, Inc. | Andrews University 37 #9 | 14,600 | 00343952 |
| 733323Amendment | Feb 17, 2012 | Feb 17, 2012 | Williams, Clayton Energy, Inc. | Andrews University 37 #9 | 14,600 | 00343952 |
| 733265 | Feb 16, 2012 | Feb 16, 2012 | Parallel Petroleum LLC | Shortes #16 | 5,500 | 00343950 |
| 733240 | Feb 16, 2012 | Feb 16, 2012 | Trey Resources Inc. | University Block 14 Cons. #1517HH | 4,950 | 00343951 |
| 733140 | Feb 16, 2012 | Feb 16, 2012 | OXY USA Inc. | Mabee 140B #4807 | 12,500 | 00343948 |
| 732540 | Feb 16, 2012 | Feb 16, 2012 | Texland Petroleum, L.P. | Scarborough (San Andres) Unit #2039 | 7,500 | 00341467 |
| 731017 | Feb 16, 2012 | Feb 16, 2012 | Texland Petroleum, L.P. | Scarborough (San Andes)unit #2050 | 7,700 | 00343875 |
| 733114 | Feb 15, 2012 | Feb 15, 2012 | Sandridge Expl. and Prod., LLC | Ranch 3 #7R | 4,900 | 00343947 |
| 733067 | Feb 15, 2012 | Feb 15, 2012 | Sandridge Expl. and Prod., LLC | Lyda Miles Gap #16 | 4,900 | 00343944 |
| 733062 | Feb 15, 2012 | Feb 15, 2012 | Sandridge Expl. and Prod., LLC | WH Bush #27 | 4,900 | 00343946 |
| 733060 | Feb 15, 2012 | Feb 15, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix #146 | 4,900 | 00343942 |
| 733056 | Feb 15, 2012 | Feb 15, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix #137 | 4,900 | 00343937 |
| 733049 | Feb 15, 2012 | Feb 15, 2012 | Sandridge Expl. and Prod., LLC | Lindley-Remuda #40 | 4,900 | 00343943 |
| 731588 | Feb 15, 2012 | Feb 15, 2012 | Mewbourne Oil Company | University B11 '5' #1HH | 11,600 | 00343880 |
| 733070 | Feb 14, 2012 | Feb 14, 2012 | Sandridge Expl. and Prod., LLC | Lockhart #22 | 4,900 | 00343940 |
| 733070Amendment | Feb 14, 2012 | Feb 14, 2012 | Sandridge Expl. and Prod., LLC | Lockhart #22 | 4,900 | 00343940 |
| 733066 | Feb 14, 2012 | Feb 14, 2012 | Sandridge Expl. and Prod., LLC | EC Nix #5 | 4,900 | 00343941 |
| 733057 | Feb 14, 2012 | Feb 14, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix #139 | 4,900 | 00343938 |