| 721137 | Aug 1, 2011 | Aug 1, 2011 | Nabors Well Services Co. | Training Center #1 | 500 | 13541271 |
| 720950 | Jul 27, 2011 | Jul 27, 2011 | OXY USA Inc. | Foster Gbsa Unit #815 | 5,100 | 13541269 |
| 719664 | Jul 26, 2011 | Jul 26, 2011 | Enterprise Products Operatingllc | HS52CPS #1 | 450 | 13541268 |
| 719262 | Jul 25, 2011 | Jul 25, 2011 | Apache Corporation | Barrow, Augusta #36 | 4,700 | 13541255 |
| 719262Amendment | Jul 25, 2011 | Jul 25, 2011 | Apache Corporation | Barrow, Augusta #37 | 4,800 | 13541255 |
| 718819 | Jul 25, 2011 | Jul 25, 2011 | Occidental Permian Ltd. | South Foster Unit #220 | 4,600 | 13541247 |
| 718809 | Jul 25, 2011 | Jul 25, 2011 | Occidental Permian Ltd. | F. Foster #19 | 4,600 | 13541246 |
| 718801 | Jul 25, 2011 | Jul 25, 2011 | Occidental Permian Ltd. | F. Foster #18 | 4,600 | 13541245 |
| 720548 | Jul 21, 2011 | Jul 21, 2011 | XTO Energy Inc. | Penwell Unit #2156 | 6,256 | 13540542 |
| 720429 | Jul 21, 2011 | Jul 21, 2011 | OXY USA Inc. | Foster Gbsa Unit #816 | 5,100 | 13541267 |
| 720418 | Jul 21, 2011 | Jul 21, 2011 | Sandridge Expl. and Prod., LLC | Parker Minerals 12D #7 | 8,000 | 13541266 |
| 720373 | Jul 19, 2011 | Jul 19, 2011 | RSP Permian, LLC | Headlee #3403 | 12,000 | 13541265 |
| 720300 | Jul 18, 2011 | Jul 18, 2011 | Apache Corporation | TXL South Unit #5211HH | 6,300 | 13541264 |
| 720300Amendment | Jul 18, 2011 | Jul 18, 2011 | Apache Corporation | TXL South Unit #5211HH | 6,300 | 13541264 |
| 720299 | Jul 18, 2011 | Jul 18, 2011 | Apache Corporation | TXL South Unit #5118HH | 6,300 | 13541263 |
| 720299Amendment | Jul 18, 2011 | Jul 18, 2011 | Apache Corporation | TXL South Unit #5118HH | 6,300 | 13541263 |
| 719170 | Jul 18, 2011 | Jul 18, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #2912 | 6,050 | 13541252 |
| 719169 | Jul 18, 2011 | Jul 18, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #2811 | 6,050 | 13541250 |
| 720128 | Jul 15, 2011 | Jul 15, 2011 | Energen Resources Corporation | East Penwell San Andres Unit #1918 | 4,000 | 13541261 |
| 719970 | Jul 14, 2011 | Jul 14, 2011 | Sandridge Expl. and Prod., LLC | Douglass Parker #4304 | 12,000 | 13541260 |
| 719658 | Jul 8, 2011 | Jul 8, 2011 | Walsh & Watts, Inc. | Parker 'A' #15 | 4,400 | 13541258 |
| 719489 | Jul 1, 2011 | Jul 1, 2011 | Windsor Permian LLC | Gist #3401 | 11,200 | 13541256 |
| 713727 | Jun 30, 2011 | Jun 30, 2011 | Clabber Hill Road SWD, LLC | Holt, O. B. #601 | 13,027 | 13537645 |
| 718402 | Jun 29, 2011 | Jun 29, 2011 | Midenergy Operating, LLC | Edwards #3201 | 13,600 | 13533623 |
| 718402Amendment | Jun 29, 2011 | Jun 29, 2011 | Midenergy Operating, LLC | Edwards #3201 | 13,600 | 13533623 |
| 717793 | Jun 29, 2011 | Jun 29, 2011 | COG Operating LLC | SALLIE11 #29 | 10,800 | 13541227 |
| 717791 | Jun 29, 2011 | Jun 29, 2011 | COG Operating LLC | SALLIE11 #28 | 10,800 | 13541226 |
| 717789 | Jun 29, 2011 | Jun 29, 2011 | COG Operating LLC | SALLIE11 #26 | 10,800 | 13541225 |
| 717786 | Jun 29, 2011 | Jun 29, 2011 | COG Operating LLC | SALLIE11 #25 | 10,800 | 13541224 |
| 717781 | Jun 29, 2011 | Jun 29, 2011 | COG Operating LLC | SALLIE11 #21 | 10,800 | 13541223 |
| 717777 | Jun 29, 2011 | Jun 29, 2011 | COG Operating LLC | SALLIE11 #20 | 10,800 | 13541215 |
| 719274 | Jun 28, 2011 | Jun 28, 2011 | Devon Energy Production Co, L.P. | Edwards 12 #5 | 10,500 | 13541254 |
| 719206 | Jun 28, 2011 | Jun 28, 2011 | Linn Operating, Inc. | Madysen #3602 | 11,400 | 13541253 |
| 719206Amendment | Jun 28, 2011 | Jun 28, 2011 | Linn Operating, Inc. | Madysen #3602 | 11,400 | 13541253 |
| 718762 | Jun 28, 2011 | Jun 28, 2011 | Boyd & McWilliams Operating, LLC | Flag Ranch #1 | 6,000 | 13541241 |
| 718762Amendment | Jun 28, 2011 | Jun 28, 2011 | Boyd & McWilliams Operating, LLC | Flag Ranch #1 | 8,000 | 13541241 |
| 719168 | Jun 27, 2011 | Jun 27, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #2810 | 6,050 | 13541249 |
| 719167 | Jun 27, 2011 | Jun 27, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #2711 | 6,050 | 13541248 |
| 718771 | Jun 24, 2011 | Jun 24, 2011 | Occidental Permian Ltd. | Witcher, J. E. -PA- #18 | 4,600 | 13541244 |
| 718768 | Jun 24, 2011 | Jun 24, 2011 | Occidental Permian Ltd. | Witcher, J. E. -7- #16 | 4,600 | 13541243 |
| 718766 | Jun 24, 2011 | Jun 24, 2011 | Occidental Permian Ltd. | Witcher, J. E. #137 | 4,600 | 13541242 |
| 718766Amendment | Jun 24, 2011 | Jun 24, 2011 | Occidental Permian Ltd. | Witcher, J. E. #137 | 4,600 | 13541242 |
| 718795 | Jun 22, 2011 | Jun 22, 2011 | Sandridge Expl. and Prod., LLC | Vee Bar 14 #2 | 9,000 | 13540243 |
| 718468 | Jun 22, 2011 | Jun 22, 2011 | Occidental Permian Ltd. | West Grayburg #40 | 4,500 | 13541240 |
| 718468Amendment | Jun 22, 2011 | Jun 22, 2011 | Occidental Permian Ltd. | West Grayburg Unit #40 | 4,500 | 13541240 |
| 718465 | Jun 22, 2011 | Jun 22, 2011 | Occidental Permian Ltd. | West Grayburg #39 | 4,500 | 13541239 |
| 718458 | Jun 22, 2011 | Jun 22, 2011 | Occidental Permian Ltd. | West Grayburg #38 | 4,500 | 13541237 |
| 718454 | Jun 22, 2011 | Jun 22, 2011 | Occidental Permian Ltd. | West Grayburg #37 | 4,500 | 13541236 |
| 718454Amendment | Jun 22, 2011 | Jun 22, 2011 | Occidental Permian Ltd. | West Grayburg Unit #37 | 4,500 | 13541236 |
| 718423 | Jun 21, 2011 | Jun 21, 2011 | Occidental Permian Ltd. | North Cowden Unit #1596 | 5,000 | 13541238 |
| 718096 | Jun 20, 2011 | Jun 20, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #3410 | 6,300 | 13541221 |
| 718529 | Jun 17, 2011 | Jun 17, 2011 | Sandridge Expl. and Prod., LLC | CVX 43B #16 | 6,050 | 13541235 |
| 718528 | Jun 17, 2011 | Jun 17, 2011 | Sandridge Expl. and Prod., LLC | CVX 43B #17 | 6,050 | 13541234 |
| 716945 | Jun 17, 2011 | Jun 17, 2011 | Berry Oil Comp. | Gardendale '2' #1 | 11,900 | 13541197 |
| 716945Amendment | Jun 17, 2011 | Jun 17, 2011 | Berry Oil Comp. | Gardendale '2' #1 | 11,900 | 13541197 |
| 718369 | Jun 16, 2011 | Jun 16, 2011 | BVX Operating, Inc. | Williamson, J.M. #13 | 6,150 | 13541232 |
| 718367 | Jun 16, 2011 | Jun 16, 2011 | BVX Operating, Inc. | Williamson, J.M. #9 | 6,150 | 13541233 |
| 718125 | Jun 16, 2011 | Jun 16, 2011 | Windsor Permian LLC | WHL #1113 | 11,200 | 13541229 |
| 718092 | Jun 16, 2011 | Jun 16, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #4409 | 6,300 | 13541219 |
| 718258 | Jun 14, 2011 | Jun 14, 2011 | Sandridge Expl. and Prod., LLC | Moss Ranch 29 #1 | 9,250 | 13541228 |
| 718196 | Jun 14, 2011 | Jun 14, 2011 | Andector Exploration Company | Cowden F #4A | 6,000 | 13508410 |
| 718196Amendment | Jun 14, 2011 | Jun 14, 2011 | Andector Exploration Company | Cowden F #4A | 8,400 | 13508410 |
| 718196Amendment | Jun 14, 2011 | Jun 14, 2011 | Andector Exploration Company | Cowden F #4A | 5,600 | 13508410 |
| 718196Amendment | Jun 14, 2011 | Jun 14, 2011 | Andector Exploration Company | Cowden F #4A | 5,600 | 13508410 |
| 718167 | Jun 14, 2011 | Jun 14, 2011 | Citation Oil & Gas Corp. | Jordan University Unit #449 | 3,950 | 13541231 |
| 718156 | Jun 14, 2011 | Jun 14, 2011 | Citation Oil & Gas Corp. | Jordan University Unit #546 | 3,950 | 13541230 |
| 718108 | Jun 13, 2011 | Jun 13, 2011 | Windsor Permian LLC | WHL #1102 | 11,200 | 13541222 |
| 718095 | Jun 13, 2011 | Jun 13, 2011 | Sandridge Expl. and Prod., LLC | Goldsmith Adobe Unit #4408 | 6,300 | 13541220 |
| 715187 | Jun 13, 2011 | Jun 13, 2011 | Occidental Permian Ltd. | South Foster Unit #218W | 4,600 | 13541071 |
| 715187Amendment | Jun 13, 2011 | Jun 13, 2011 | Occidental Permian Ltd. | South Foster Unit #218W | 4,600 | 13541071 |
| 717883 | Jun 10, 2011 | Jun 10, 2011 | Windsor Permian LLC | WHL #1105 | 10,900 | 13540277 |
| 717883Amendment | Jun 10, 2011 | Jun 10, 2011 | Diamondback E&P LLC | WHL #1105 | 10,913 | 13540277 |
| 717614 | Jun 9, 2011 | Jun 9, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BI' #322 | 11,400 | 13541217 |
| 717609 | Jun 9, 2011 | Jun 9, 2011 | Fasken Oil and Ranch, Ltd. | Fee "BI" #323 | 11,400 | 13541216 |
| 717605 | Jun 9, 2011 | Jun 9, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BD' #1124 | 11,400 | 13541213 |
| 717592 | Jun 9, 2011 | Jun 9, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BD' #1103 | 11,400 | 13541210 |
| 717589 | Jun 8, 2011 | Jun 8, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BC' #1503 | 11,400 | 13541209 |
| 717588 | Jun 8, 2011 | Jun 8, 2011 | Fasken Oil and Ranch, Ltd. | Fee "BC" #1502 | 11,400 | 13541208 |
| 717588Amendment | Jun 8, 2011 | Jun 8, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BC' #1502 | 11,400 | 13541208 |
| 717585 | Jun 8, 2011 | Jun 8, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BB' #2308 | 11,400 | 13541207 |
| 717569 | Jun 8, 2011 | Jun 8, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BB' #2303 | 11,400 | 13541206 |
| 717568 | Jun 8, 2011 | Jun 8, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BB' #2302 | 11,400 | 13541205 |
| 716308 | Jun 8, 2011 | Jun 8, 2011 | Conocophillips Company | Cowden, Clyde #248 | 7,300 | 13541218 |
| 717751 | Jun 7, 2011 | Jun 7, 2011 | Windsor Permian LLC | WHL #207 | 10,900 | 13540340 |
| 717751Amendment | Jun 7, 2011 | Jun 7, 2011 | Diamondback E&P LLC | WHL #207 | 10,904 | 13540340 |
| 717604 | Jun 3, 2011 | Jun 3, 2011 | Fasken Oil and Ranch, Ltd. | Fee "BD" #1123 | 11,400 | 13541212 |
| 717604Amendment | Jun 3, 2011 | Jun 3, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BD' #1123 | 11,400 | 13541212 |
| 717539 | Jun 3, 2011 | Jun 3, 2011 | Sandridge Expl. and Prod., LLC | CVX 1 #8 | 8,000 | 13541214 |
| 717456 | Jun 2, 2011 | Jun 2, 2011 | Sandridge Expl. and Prod., LLC | CVX 43 #2 | 12,000 | 13540413 |
| 717456Amendment | Jun 2, 2011 | Jun 2, 2011 | Sandridge Expl. and Prod., LLC | CVX 43 #2 | 12,000 | 13540413 |
| 717261 | May 31, 2011 | May 31, 2011 | Sandridge Expl. and Prod., LLC | Parker Minerals 9 #3 | 9,400 | 13541204 |
| 717261Amendment | May 31, 2011 | May 31, 2011 | Sandridge Expl. and Prod., LLC | Parker Minerals 9 #3 | 9,400 | 13541204 |
| 715169 | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale "14" #9 | 11,900 | 13541060 |
| 715169Amendment | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale '14' #9 | 11,900 | 13541060 |
| 715153 | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale "10" #15 | 11,900 | 13541045 |
| 715153Amendment | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale '10' #15 | 11,900 | 13541045 |
| 715153Amendment | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale '10' #15 | 11,900 | 13541045 |
| 714981 | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale "4" #3 | 11,900 | 13541026 |
| 714981Amendment | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale '4' #3 | 11,900 | 13541026 |
| 714809 | May 30, 2011 | May 30, 2011 | Berry Oil Comp. | Gardendale "5" #2 | 11,900 | 13540998 |