| 720340 | Jul 19, 2011 | Jul 19, 2011 | Sandridge Expl. and Prod., LLC | Brown Knight #6 | 4,900 | 00343167 |
| 720339 | Jul 19, 2011 | Jul 19, 2011 | Sandridge Expl. and Prod., LLC | Brown et Al #6 | 4,900 | 00343169 |
| 720338 | Jul 19, 2011 | Jul 19, 2011 | Sandridge Expl. and Prod., LLC | Argo #28 | 4,900 | 00343166 |
| 720336 | Jul 19, 2011 | Jul 19, 2011 | Sandridge Expl. and Prod., LLC | Lockhart & Brown #6 | 4,900 | 00343165 |
| 720102 | Jul 15, 2011 | Jul 15, 2011 | Conocophillips Company | University Andrews #40 | 8,018 | 00304766 |
| 720156 | Jul 14, 2011 | Jul 14, 2011 | XOG Operating LLC | University Andrews 42 #1 | 12,500 | 00343162 |
| 720133 | Jul 14, 2011 | Jul 14, 2011 | XOG Operating LLC | University Andrews 42 #2 | 14,400 | 00343160 |
| 720089 | Jul 14, 2011 | Jul 14, 2011 | BVX Operating, Inc. | Block 12 #1 | 8,900 | 00343157 |
| 720089Amendment | Jul 14, 2011 | Jul 14, 2011 | BVX Operating, Inc. | Block 12 #1 | 8,900 | 00343157 |
| 720086 | Jul 14, 2011 | Jul 14, 2011 | BVX Operating, Inc. | Magruder B #4 | 7,200 | 00343159 |
| 720085 | Jul 14, 2011 | Jul 14, 2011 | BVX Operating, Inc. | Magruder B #3 | 7,200 | 00343156 |
| 720075 | Jul 14, 2011 | Jul 14, 2011 | Sandridge Expl. and Prod., LLC | Lindley 16 #5 | 4,900 | 00343158 |
| 719904 | Jul 14, 2011 | Jul 14, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix #133 | 4,900 | 00343161 |
| 719979 | Jul 13, 2011 | Jul 13, 2011 | Sandridge Expl. and Prod., LLC | CC Cities Service B #7 | 4,900 | 00343155 |
| 719967 | Jul 13, 2011 | Jul 13, 2011 | Sandridge Expl. and Prod., LLC | JT Lindley #24 | 4,900 | 00343154 |
| 719902 | Jul 12, 2011 | Jul 12, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix #140 | 4,900 | 00343152 |
| 719898 | Jul 12, 2011 | Jul 12, 2011 | Sandridge Expl. and Prod., LLC | WH Bush #26 | 4,900 | 00343151 |
| 719889 | Jul 12, 2011 | Jul 12, 2011 | Sandridge Expl. and Prod., LLC | Lindley Remuda #46 | 4,900 | 00343153 |
| 719872 | Jul 12, 2011 | Jul 12, 2011 | Sandridge Expl. and Prod., LLC | Lindley Remuda #60 | 4,900 | 00343150 |
| 719866 | Jul 11, 2011 | Jul 11, 2011 | W&T Offshore, Inc. | University 6-33 #4 | 12,900 | 00343149 |
| 719828 | Jul 11, 2011 | Jul 11, 2011 | Sandridge Expl. and Prod., LLC | Lindley Remuda #38 | 4,900 | 00343148 |
| 719826 | Jul 11, 2011 | Jul 11, 2011 | Sandridge Expl. and Prod., LLC | Lindley 7 #10 | 4,900 | 00343147 |
| 719825 | Jul 11, 2011 | Jul 11, 2011 | Sandridge Expl. and Prod., LLC | Lindley Remuda #49 | 4,900 | 00343146 |
| 719753 | Jul 8, 2011 | Jul 8, 2011 | Windsor Permian LLC | UL III 36 #11 | 11,200 | 00343140 |
| 719750 | Jul 8, 2011 | Jul 8, 2011 | Windsor Permian LLC | UL II 49 #5 | 11,200 | 00343145 |
| 719750Amendment | Jul 8, 2011 | Jul 8, 2011 | Diamondback E&P LLC | UL II 49 #5 | 11,815 | 00343145 |
| 719746 | Jul 8, 2011 | Jul 8, 2011 | Windsor Permian LLC | UL III 4 #6 | 11,200 | 00343138 |
| 719735 | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | Leona B #7 | 4,900 | 00343144 |
| 719730 | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | University 14-16 "D" #6 | 5,000 | 00343143 |
| 719730Amendment | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | University 14-16 'D' #6 | 5,000 | 00343143 |
| 719729 | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | University 14-16 'D' #5 | 5,000 | 00343142 |
| 719728 | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | University 14-16 'D' #4 | 5,000 | 00343141 |
| 719727 | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | University 14-16 "D" #3 | 5,000 | 00343139 |
| 719727Amendment | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | University 14-16 'D' #3 | 5,000 | 00343139 |
| 719507 | Jul 8, 2011 | Jul 8, 2011 | Sandridge Expl. and Prod., LLC | Bush-Rasmussen #26 | 4,900 | 00343120 |
| 718070 | Jul 8, 2011 | Jul 8, 2011 | Apache Corporation | Bakke Unit #161 | 9,600 | 00343041 |
| 719684 | Jul 7, 2011 | Jul 7, 2011 | Sandridge Expl. and Prod., LLC | University 14-16 #21C | 4,900 | 00343135 |
| 719634 | Jul 7, 2011 | Jul 7, 2011 | Pioneer Natural Res. USA, Inc. | University '7-11' #2 | 11,500 | 00343134 |
| 719627 | Jul 7, 2011 | Jul 7, 2011 | OXY USA Inc. | Mabee 140A #4503 | 12,500 | 00343133 |
| 719623 | Jul 7, 2011 | Jul 7, 2011 | OXY USA Inc. | Mabee 140A #1102 | 12,500 | 00343132 |
| 719508 | Jul 7, 2011 | Jul 7, 2011 | Sandridge Expl. and Prod., LLC | Bush-Rasmussen #27 | 4,900 | 00343121 |
| 719477 | Jul 7, 2011 | Jul 7, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #65 | 4,900 | 00343118 |
| 719467 | Jul 7, 2011 | Jul 7, 2011 | Sandridge Expl. and Prod., LLC | Ashton #19 | 4,900 | 00343137 |
| 719603 | Jul 6, 2011 | Jul 6, 2011 | OXY USA Inc. | Mabee 139 #4304 | 12,500 | 00343131 |
| 719553 | Jul 6, 2011 | Jul 6, 2011 | Windsor Permian LLC | UL 6 #14 | 10,900 | 00341668 |
| 719536 | Jul 5, 2011 | Jul 5, 2011 | Reliance Energy, Inc. | Mabee 240A #4402 | 13,000 | 00343129 |
| 719535 | Jul 5, 2011 | Jul 5, 2011 | Reliance Energy, Inc. | Mabee 240A #4302 | 13,000 | 00343128 |
| 719521 | Jul 5, 2011 | Jul 5, 2011 | Reliance Energy, Inc. | Mabee 240 #1206 | 13,000 | 00343127 |
| 719518 | Jul 5, 2011 | Jul 5, 2011 | Reliance Energy, Inc. | Mabee 240 #1205 | 13,000 | 00343125 |
| 719514 | Jul 5, 2011 | Jul 5, 2011 | Sandridge Expl. and Prod., LLC | Bush, W.H. -B- #22 | 4,900 | 00343124 |
| 719512 | Jul 5, 2011 | Jul 5, 2011 | Sandridge Expl. and Prod., LLC | Bush, WH #25 | 4,900 | 00343130 |
| 719510 | Jul 5, 2011 | Jul 5, 2011 | Sandridge Expl. and Prod., LLC | Thornberry -G- #17 | 4,900 | 00343123 |
| 719471 | Jul 5, 2011 | Jul 5, 2011 | Sandridge Expl. and Prod., LLC | Thornberry, M.A. Consolidated I #55 | 4,900 | 00343126 |
| 719426 | Jul 5, 2011 | Jul 5, 2011 | Sandridge Expl. and Prod., LLC | CC Lockhart & Brown #14 | 4,900 | 00343122 |
| 719426Amendment | Jul 5, 2011 | Jul 5, 2011 | Sandridge Expl. and Prod., LLC | CC Lockhart & Brown #14 | 4,900 | 00343122 |
| 719475 | Jul 1, 2011 | Jul 1, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #68 | 4,900 | 00343119 |
| 719470 | Jul 1, 2011 | Jul 1, 2011 | Sandridge Expl. and Prod., LLC | Nix 1A #5 | 4,900 | 00343117 |
| 719465 | Jul 1, 2011 | Jul 1, 2011 | Sandridge Expl. and Prod., LLC | Lindley #21 | 4,900 | 00343116 |
| 719464 | Jul 1, 2011 | Jul 1, 2011 | Sandridge Expl. and Prod., LLC | Lindley #20 | 4,900 | 00343115 |
| 719463 | Jul 1, 2011 | Jul 1, 2011 | Sandridge Expl. and Prod., LLC | Nora #10 | 4,900 | 00343114 |
| 719338 | Jun 30, 2011 | Jun 30, 2011 | Chesapeake Operating, Inc. | Bruce & Bar 73-7 #1HH | 14,200 | 00343113 |
| 719330 | Jun 30, 2011 | Jun 30, 2011 | Sandridge Expl. and Prod., LLC | Nix Fuhrman #9 | 4,900 | 00343109 |
| 719329 | Jun 30, 2011 | Jun 30, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix 1 #23 | 4,900 | 00343111 |
| 719278 | Jun 30, 2011 | Jun 30, 2011 | Greystone Oil & Gas, LLP | State 000 #11 | 9,550 | 00343112 |
| 719278Amendment | Jun 30, 2011 | Jun 30, 2011 | Greystone Oil & Gas, LLP | State 000 #11 | 9,570 | 00343112 |
| 719328 | Jun 29, 2011 | Jun 29, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix 1 #14 | 4,900 | 00343110 |
| 716911 | Jun 29, 2011 | Jun 29, 2011 | Three Rivers Operating Co LLC | Armstrong, Elizabeth #9 | 9,000 | 00342979 |
| 716911Amendment | Jun 29, 2011 | Jun 29, 2011 | Three Rivers Operating Co LLC | Armstrong, Elizabeth #9 | 9,000 | 00342979 |
| 719094 | Jun 28, 2011 | Jun 28, 2011 | Sandridge Expl. and Prod., LLC | CC Cities Service AA #13 | 4,900 | 00343103 |
| 719092 | Jun 28, 2011 | Jun 28, 2011 | Sandridge Expl. and Prod., LLC | Argo #19 | 4,900 | 00343105 |
| 719085 | Jun 28, 2011 | Jun 28, 2011 | Sandridge Expl. and Prod., LLC | Lyda Miles Gap #11 | 4,900 | 00343099 |
| 718953 | Jun 28, 2011 | Jun 28, 2011 | Greystone Oil & Gas, LLP | State AQ #4 | 9,450 | 00301739 |
| 718953Amendment | Jun 28, 2011 | Jun 28, 2011 | Greystone Oil & Gas, LLP | State AQ #4 | 10,292 | 00301739 |
| 718918 | Jun 28, 2011 | Jun 28, 2011 | Greystone Oil & Gas, LLP | University AZ #2G | 4,715 | 00300892 |
| 719130 | Jun 27, 2011 | Jun 27, 2011 | Sandridge Expl. and Prod., LLC | University 1710 #2 | 4,900 | 00343108 |
| 718931 | Jun 27, 2011 | Jun 27, 2011 | Sandridge Expl. and Prod., LLC | JT Lindley-Lynne #46 | 4,900 | 00343086 |
| 717960 | Jun 27, 2011 | Jun 27, 2011 | Sandridge Expl. and Prod., LLC | MA Thornberry Consolidated II #41 | 4,900 | 00343038 |
| 719090 | Jun 25, 2011 | Jun 25, 2011 | Sandridge Expl. and Prod., LLC | Munger & Nix Snow #10 | 4,900 | 00343100 |
| 719089 | Jun 25, 2011 | Jun 25, 2011 | Sandridge Expl. and Prod., LLC | Munger & Nix Snow #25 | 4,900 | 00343102 |
| 719088 | Jun 25, 2011 | Jun 25, 2011 | Sandridge Expl. and Prod., LLC | Ernesteen #28 | 4,731 | 00343104 |
| 719086 | Jun 25, 2011 | Jun 25, 2011 | Sandridge Expl. and Prod., LLC | Knight Watson #14 | 4,900 | 00343101 |
| 719006 | Jun 25, 2011 | Jun 25, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix #161 | 4,900 | 00343097 |
| 719002 | Jun 24, 2011 | Jun 24, 2011 | W&T Offshore, Inc. | University 6-23 #3 | 12,990 | 00343096 |
| 718951 | Jun 24, 2011 | Jun 24, 2011 | W&T Offshore, Inc. | University 7-3 #7 | 12,990 | 00343089 |
| 718945 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | Miles #27 | 4,900 | 00343095 |
| 718942 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | JT Lindley-Lynne #45 | 4,900 | 00343094 |
| 718938 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | JT Lindley #26 | 4,900 | 00343093 |
| 718937 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | JT Lindley-Lynne #59 | 4,900 | 00343090 |
| 718935 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | JT Lindley-Lynne #51 | 4,900 | 00343092 |
| 718934 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix a LZS #73 | 4,900 | 00343098 |
| 718932 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | Miles #24 | 4,900 | 00343087 |
| 718921 | Jun 24, 2011 | Jun 24, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix #184R | 4,900 | 00343085 |
| 716913 | Jun 24, 2011 | Jun 24, 2011 | Three Rivers Operating Co LLC | Armstrong, Elizabeth #10 | 9,000 | 00342980 |
| 716913Amendment | Jun 24, 2011 | Jun 24, 2011 | Three Rivers Operating Co LLC | Armstrong, Elizabeth #10 | 9,000 | 00342980 |
| 718939 | Jun 23, 2011 | Jun 23, 2011 | Sandridge Expl. and Prod., LLC | Argo Knight #23 | 4,900 | 00343091 |
| 718930 | Jun 23, 2011 | Jun 23, 2011 | Sandridge Expl. and Prod., LLC | Knight Watson #9 | 4,900 | 00343088 |
| 718749 | Jun 22, 2011 | Jun 22, 2011 | Sandridge Expl. and Prod., LLC | Miles #26 | 4,900 | 00343081 |
| 718748 | Jun 22, 2011 | Jun 22, 2011 | Sandridge Expl. and Prod., LLC | Miles #25 | 4,900 | 00343080 |
| 718745 | Jun 22, 2011 | Jun 22, 2011 | Sandridge Expl. and Prod., LLC | Knight #13 | 4,900 | 00343082 |
| 718717 | Jun 22, 2011 | Jun 22, 2011 | Pacesetter Energy, LLC | Fisher State 17 #1HH | 9,500 | 00343079 |