| 753723 | Jan 8, 2013 | Jan 8, 2013 | Texland Petroleum, L.P. | C.W. Logsdon 'E' #26 | 7,500 | 00342985 |
| 751732 | Jan 7, 2013 | Jan 7, 2013 | Reliance Energy, Inc. | Mabee 240 #4004 | 13,000 | 00344904 |
| 753827 | Jan 4, 2013 | Jan 4, 2013 | Energen Resources Corporation | West Fuhrman-Mascho Unit #2323 | 4,900 | 00345013 |
| 753826 | Jan 4, 2013 | Jan 4, 2013 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1821 | 4,900 | 00345012 |
| 753824 | Jan 4, 2013 | Jan 4, 2013 | Energen Resources Corporation | West Fuhrman Mascho Unit #1501 | 4,900 | 00345010 |
| 753822 | Jan 4, 2013 | Jan 4, 2013 | Energen Resources Corporation | West Fuhrman Mascho Unit #1511 | 4,900 | 00345009 |
| 753821 | Jan 4, 2013 | Jan 4, 2013 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1409 | 4,900 | 00345008 |
| 753820 | Jan 4, 2013 | Jan 4, 2013 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1408 | 4,900 | 00345007 |
| 753820Amendment | Jan 4, 2013 | Jan 4, 2013 | Energen Resources Corporation | West Fuhrman-Mascho Unit #1408 | 4,900 | 00345007 |
| 753603 | Jan 4, 2013 | Jan 4, 2013 | Texland Petroleum, L.P. | Cox Estate -8- #2 | 4,800 | 00345014 |
| 753598 | Jan 4, 2013 | Jan 4, 2013 | Texland Petroleum, L.P. | Twilight #11 | 4,800 | 00345006 |
| 753590 | Jan 4, 2013 | Jan 4, 2013 | Texland Petroleum, L.P. | Twilight #10 | 4,800 | 00345005 |
| 753581 | Jan 4, 2013 | Jan 4, 2013 | Texland Petroleum, L.P. | Twilight #9 | 4,800 | 00345004 |
| 753575 | Jan 4, 2013 | Jan 4, 2013 | Texland Petroleum, L.P. | Twilight #8 | 4,800 | 00347030 |
| 752292 | Jan 3, 2013 | Jan 3, 2013 | OXY USA Inc. | Universitycameron #5 | 12,000 | 00344941 |
| 751872 | Jan 3, 2013 | Jan 3, 2013 | OXY USA Inc. | Universitycasey #10 | 12,075 | 00344928 |
| 751754 | Jan 3, 2013 | Jan 3, 2013 | OXY USA Inc. | Universitychloe #16 | 12,500 | 00344927 |
| 753761 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University 13-35 #4 | 5,200 | 00345002 |
| 753759 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University H #5 | 5,200 | 00344995 |
| 753757 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University 13-35 #3 | 5,200 | 00345000 |
| 753756 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University 13-35 #2 | 5,200 | 00345001 |
| 753755 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University H #16 | 5,200 | 00344994 |
| 753754 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University A #7 | 5,200 | 00344999 |
| 753753 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University D #9 | 5,200 | 00344998 |
| 753751 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University D #6 | 5,200 | 00344997 |
| 753750 | Jan 2, 2013 | Jan 2, 2013 | Sandridge Expl. and Prod., LLC | University A #4 | 5,200 | 00344996 |
| 753720 | Jan 2, 2013 | Jan 2, 2013 | Conocophillips Company | University Andrews #230 | 9,300 | 00344993 |
| 752189 | Jan 2, 2013 | Jan 2, 2013 | Pioneer Natural Res. USA, Inc. | University '6-45' #9 | 12,700 | 00344939 |
| 751848 | Dec 28, 2012 | Dec 28, 2012 | OXY USA Inc. | Universitycasey #11 | 12,075 | 00344915 |
| 753564 | Dec 27, 2012 | Dec 27, 2012 | Apache Corporation | Three Bar Shallow Unit #110HH | 7,800 | 00344988 |
| 753560 | Dec 27, 2012 | Dec 27, 2012 | Apache Corporation | Three Bar Shallow Unit #106HH | 7,800 | 00344987 |
| 753533 | Dec 27, 2012 | Dec 27, 2012 | Apache Corporation | Three Bar Shallow Unit #117HH | 7,500 | 00344986 |
| 753522 | Dec 27, 2012 | Dec 27, 2012 | Apache Corporation | Three Bar Shallow Unit #113HH | 7,500 | 00344985 |
| 753520 | Dec 27, 2012 | Dec 27, 2012 | Apache Corporation | Three Bar Shallow Unit #104HH | 7,800 | 00344984 |
| 753518 | Dec 27, 2012 | Dec 27, 2012 | Apache Corporation | Three Bar Shallow Unit #100HH | 7,800 | 00344983 |
| 753459 | Dec 27, 2012 | Dec 27, 2012 | W&T Offshore, Inc. | University 6-48 #2HH | 10,500 | 00344980 |
| 751461 | Dec 27, 2012 | Dec 27, 2012 | Texland Petroleum, L.P. | Grogan (San Andres & CF) Unit #9 | 7,700 | 00344900 |
| 753464 | Dec 21, 2012 | Dec 21, 2012 | W&T Offshore, Inc. | University 7-11 #2 | 12,000 | 00344981 |
| 753464Amendment | Dec 21, 2012 | Dec 21, 2012 | W&T Offshore, Inc. | University 7-11 #2 | 12,000 | 00344981 |
| 750791 | Dec 21, 2012 | Dec 21, 2012 | OXY USA Inc. | Universitycarrie #10 | 11,575 | 00344891 |
| 750789 | Dec 21, 2012 | Dec 21, 2012 | OXY USA Inc. | Universitycameron #7 | 12,100 | 00344892 |
| 753489 | Dec 20, 2012 | Dec 20, 2012 | Conocophillips Company | University Andrews #229 | 9,200 | 00344982 |
| 753439 | Dec 20, 2012 | Dec 20, 2012 | W&T Offshore, Inc. | University 7-19 #3 | 12,000 | 00344979 |
| 753439Amendment | Dec 20, 2012 | Dec 20, 2012 | W&T Offshore, Inc. | University 7-19 #3 | 12,000 | 00344979 |
| 753218 | Dec 20, 2012 | Dec 20, 2012 | Sandridge Expl. and Prod., LLC | University D #11 | 5,200 | 00344978 |
| 753217 | Dec 20, 2012 | Dec 20, 2012 | Sandridge Expl. and Prod., LLC | University a 4318 #13 | 5,200 | 00344970 |
| 753153 | Dec 20, 2012 | Dec 20, 2012 | Texland Petroleum, L.P. | Logsdon -B- et Al #22 | 7,500 | 00344975 |
| 753135 | Dec 20, 2012 | Dec 20, 2012 | Sandridge Expl. and Prod., LLC | University A #10 | 5,200 | 00344977 |
| 753134 | Dec 20, 2012 | Dec 20, 2012 | Sandridge Expl. and Prod., LLC | University A #9 | 5,200 | 00344976 |
| 753327 | Dec 19, 2012 | Dec 19, 2012 | W&T Offshore, Inc. | University 7-19 #2 | 12,000 | 00344974 |
| 753327Amendment | Dec 19, 2012 | Dec 19, 2012 | W&T Offshore, Inc. | University 7-19 #2 | 12,000 | 00344974 |
| 753254 | Dec 19, 2012 | Dec 19, 2012 | Sandridge Expl. and Prod., LLC | University 13-45 #1 | 12,000 | 00342229 |
| 753192 | Dec 18, 2012 | Dec 18, 2012 | Sandridge Expl. and Prod., LLC | University D #4 | 8,000 | 00344972 |
| 753189 | Dec 18, 2012 | Dec 18, 2012 | Sandridge Expl. and Prod., LLC | University D #15 | 8,000 | 00344973 |
| 752882 | Dec 18, 2012 | Dec 18, 2012 | Sandridge Expl. and Prod., LLC | University 1801 #5 | 5,200 | 00344967 |
| 752880 | Dec 18, 2012 | Dec 18, 2012 | Sandridge Expl. and Prod., LLC | University 1801 #7 | 5,200 | 00344966 |
| 752879 | Dec 18, 2012 | Dec 18, 2012 | Sandridge Expl. and Prod., LLC | University 1801 #15 | 5,200 | 00344965 |
| 752575 | Dec 18, 2012 | Dec 18, 2012 | Texland Petroleum, L.P. | Logsdon -C- #73 | 7,500 | 00344953 |
| 749268 | Dec 18, 2012 | Dec 18, 2012 | Pacesetter Energy, LLC | Welborn 20 #4HH | 5,000 | 00344841 |
| 753101 | Dec 17, 2012 | Dec 17, 2012 | Pioneer Natural Res. USA, Inc. | University '7-25' #1 | 11,700 | 00344968 |
| 753044 | Dec 17, 2012 | Dec 17, 2012 | Sandridge Expl. and Prod., LLC | University a 4318 #7 | 5,200 | 00344971 |
| 753042 | Dec 17, 2012 | Dec 17, 2012 | Sandridge Expl. and Prod., LLC | University a 4318 #6 | 5,200 | 00344969 |
| 752699 | Dec 17, 2012 | Dec 17, 2012 | Texland Petroleum, L.P. | Logsdon -B- et Al #21 | 7,500 | 00344957 |
| 752588 | Dec 17, 2012 | Dec 17, 2012 | Texland Petroleum, L.P. | Logsdon -D- et Al #44 | 4,800 | 00344955 |
| 752588Amendment | Dec 17, 2012 | Dec 17, 2012 | Texland Petroleum, L.P. | Logsdon -D- et Al #44 | 4,800 | 00344955 |
| 752577 | Dec 17, 2012 | Dec 17, 2012 | Texland Petroleum, L.P. | Logsdon -C- #74 | 7,500 | 00344954 |
| 753051 | Dec 14, 2012 | Dec 14, 2012 | Sandridge Expl. and Prod., LLC | University H #13 | 5,200 | 00344963 |
| 753049 | Dec 14, 2012 | Dec 14, 2012 | Sandridge Expl. and Prod., LLC | University H #14 | 5,200 | 00344964 |
| 753021 | Dec 14, 2012 | Dec 14, 2012 | OXY USA Inc. | Universitybrittany #5 | 12,000 | 00344958 |
| 752894 | Dec 13, 2012 | Dec 13, 2012 | Forge Energy, LLC | UL 13 Dublin #2122HH | 7,300 | 00344956 |
| 752454 | Dec 12, 2012 | Dec 12, 2012 | Sandridge Expl. and Prod., LLC | University 14-23 #5 | 5,200 | 00344947 |
| 752758 | Dec 11, 2012 | Dec 11, 2012 | Lime Rock Resources II-a, L.P. | Nellie C. Martin #30 | 7,500 | 00344951 |
| 752758Amendment | Dec 11, 2012 | Dec 11, 2012 | Lime Rock Resources II-a, L.P. | Nellie C. Martin #30 | 8,500 | 00344951 |
| 752755 | Dec 11, 2012 | Dec 11, 2012 | Lime Rock Resources II-a, L.P. | Nellie C. Martin #28 | 7,500 | 00344950 |
| 752749 | Dec 11, 2012 | Dec 11, 2012 | Lime Rock Resources II-a, L.P. | Nellie C. Martin #26 | 7,500 | 00344949 |
| 752749Amendment | Dec 11, 2012 | Dec 11, 2012 | Lime Rock Resources II-a, L.P. | Nellie C. Martin #26 | 9,000 | 00344949 |
| 752651 | Dec 11, 2012 | Dec 11, 2012 | Diamondback E&P LLC | UL #113 | 12,000 | 00344948 |
| 751130 | Dec 7, 2012 | Dec 7, 2012 | Williams, Clayton Energy, Inc. | Kolb '31-5' #8 | 11,500 | 00344887 |
| 752448 | Dec 6, 2012 | Dec 6, 2012 | Unitex Oil & Gas, L.L.C. | University 12 #4 | 6,400 | 00344945 |
| 752311 | Dec 6, 2012 | Dec 6, 2012 | Sandridge Expl. and Prod., LLC | University 22B #3 | 5,200 | 00344944 |
| 752288 | Dec 4, 2012 | Dec 4, 2012 | Ica Energy Operating, L.L.C | Ica University 37 #1 | 9,800 | 00344940 |
| 752288Amendment | Dec 4, 2012 | Dec 4, 2012 | Ica Energy Operating, L.L.C | Ica University 37 #1 | 9,800 | 00344940 |
| 752288Amendment | Dec 4, 2012 | Dec 4, 2012 | Ica Energy Operating, L.L.C | Ica University 37 #1 | 10,013 | 00344940 |
| 752183 | Dec 4, 2012 | Dec 4, 2012 | OXY USA Inc. | Universitypamela #7 | 12,000 | 00344938 |
| 752013 | Dec 4, 2012 | Dec 4, 2012 | BVX Operating, Inc. | Magruder #1 | 6,810 | 00341987 |
| 752282 | Dec 3, 2012 | Dec 3, 2012 | Reliance Energy, Inc. | Mabee 240C #1SW | 5,800 | 00344943 |
| 752271 | Dec 3, 2012 | Dec 3, 2012 | Reliance Energy, Inc. | Mabee 240B #1SW | 5,800 | 00344942 |
| 752222 | Nov 30, 2012 | Nov 30, 2012 | Sandridge Expl. and Prod., LLC | Martin #5 | 5,200 | 00344937 |
| 752030 | Nov 30, 2012 | Nov 30, 2012 | OXY USA Inc. | Universitypamela #5 | 13,000 | 00344934 |
| 752133 | Nov 29, 2012 | Nov 29, 2012 | Sandridge Expl. and Prod., LLC | State FX #4 | 4,400 | 00310702 |
| 752116 | Nov 29, 2012 | Nov 29, 2012 | Sandridge Expl. and Prod., LLC | WH Bush B #32 | 5,200 | 00344931 |
| 752115 | Nov 29, 2012 | Nov 29, 2012 | Sandridge Expl. and Prod., LLC | WH Bush B #31 | 5,200 | 00344930 |
| 752113 | Nov 29, 2012 | Nov 29, 2012 | Sandridge Expl. and Prod., LLC | WH Bush B #25 | 5,200 | 00344929 |
| 751983 | Nov 28, 2012 | Nov 28, 2012 | Sandridge Expl. and Prod., LLC | Martin #8 | 5,200 | 00344925 |
| 751981 | Nov 28, 2012 | Nov 28, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #81 | 5,200 | 00344924 |
| 751978 | Nov 28, 2012 | Nov 28, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #77 | 5,200 | 00344923 |
| 751976 | Nov 28, 2012 | Nov 28, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #80 | 5,200 | 00344922 |
| 751975 | Nov 28, 2012 | Nov 28, 2012 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #79 | 5,200 | 00344921 |
| 751938 | Nov 28, 2012 | Nov 28, 2012 | Reliance Energy, Inc. | Mabee 240A #2027 | 13,000 | 00344920 |
| 751618 | Nov 28, 2012 | Nov 28, 2012 | Fasken Oil and Ranch, Ltd. | Fee 'Al' #909 | 11,400 | 00344936 |