| 711191 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6344W | 4,000 | 33535526 |
| 711189 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6342W | 4,000 | 33535525 |
| 711188 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5419W | 4,000 | 33535524 |
| 711188Amendment | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5419W | 4,000 | 33535524 |
| 711187 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #7051W | 4,000 | 33535523 |
| 711186 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6950W | 4,000 | 33535522 |
| 711185 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6608W | 4,000 | 33535521 |
| 711184 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6562W | 4,000 | 33535520 |
| 711184Amendment | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6562W | 4,000 | 33535520 |
| 711183 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #1822W | 4,000 | 33535519 |
| 711181 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #1327W | 4,000 | 33535518 |
| 711180 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #1209W | 4,000 | 33535517 |
| 711179 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #912W | 4,000 | 33535516 |
| 711178 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #714W | 4,000 | 33535515 |
| 711177 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #712W | 4,000 | 33535514 |
| 711176 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6714 | 4,000 | 33535513 |
| 711101 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #6713 | 4,000 | 33535512 |
| 711100 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5920 | 4,000 | 33535511 |
| 711098 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5919 | 4,000 | 33535510 |
| 711097 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5918 | 4,000 | 33535509 |
| 711095 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5917 | 4,000 | 33535508 |
| 711094 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5804 | 4,000 | 33535507 |
| 711093 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5803 | 4,000 | 33535506 |
| 711092 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5714 | 4,000 | 33535505 |
| 711090 | Mar 8, 2011 | Mar 8, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5713 | 4,000 | 33535504 |
| 711088 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #5710 | 4,000 | 33535503 |
| 711087 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #4603 | 4,000 | 33535502 |
| 711086 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #4602 | 4,000 | 33535501 |
| 711084 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #4506 | 4,000 | 33535500 |
| 711082 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #4413 | 4,000 | 33535499 |
| 711081 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #4411 | 4,000 | 33535498 |
| 711080 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #3306 | 4,000 | 33535497 |
| 711078 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #3304 | 4,000 | 33535496 |
| 711075 | Mar 4, 2011 | Mar 4, 2011 | Energen Resources Corporation | Mitchell | North Westbrook Unit #3303 | 4,000 | 33535495 |
| 710559 | Feb 24, 2011 | Feb 24, 2011 | Energen Resources Corporation | Reeves | Fortune 57-3 #2H | 11,000 | 38932765 |
| 710559Amendment | Feb 24, 2011 | Feb 24, 2011 | Energen Resources Corporation | Reeves | Fortune 57-3 #2H | 11,000 | 38932765 |
| 710555 | Feb 24, 2011 | Feb 24, 2011 | Energen Resources Corporation | Reeves | Fortune 57-3 #1H | 11,000 | 38932764 |
| 710555Amendment | Feb 24, 2011 | Feb 24, 2011 | Energen Resources Corporation | Reeves | Fortune 57-3 #1H | 11,000 | 38932764 |
| 710468 | Feb 22, 2011 | Feb 22, 2011 | Energen Resources Corporation | Reagan | Hartgrove, H. L. -A- #9 | 11,000 | 38337189 |
| 710521 | Feb 18, 2011 | Feb 18, 2011 | Energen Resources Corporation | Reeves | State 54-6 #2H | 11,000 | 38932757 |
| 708631 | Feb 18, 2011 | Feb 18, 2011 | Energen Resources Corporation | Mitchell | L.E.A. Smartt #8 | 4,000 | 33535492 |
| 710243 | Feb 17, 2011 | Feb 17, 2011 | Energen Resources Corporation | Martin | Tate #1 | 12,000 | 31736644 |
| 709796 | Feb 15, 2011 | Feb 15, 2011 | Energen Resources Corporation | Mitchell | Westbrook Southeast Unit #735W | 4,200 | 33534452 |
| 709795 | Feb 15, 2011 | Feb 15, 2011 | Energen Resources Corporation | Mitchell | Westbrook Southeast Unit #365W | 4,200 | 33534458 |
| 709608 | Feb 10, 2011 | Feb 10, 2011 | Energen Resources Corporation | Mitchell | Jackson -A- #8 | 4,000 | 33535493 |
| 708628 | Feb 10, 2011 | Feb 10, 2011 | Energen Resources Corporation | Glasscock | Frio #3 | 11,000 | 17334019 |
| 708628Amendment | Feb 10, 2011 | Feb 10, 2011 | Energen Resources Corporation | Glasscock | Frio -A- #1 | 11,000 | 17334019 |
| 709805 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Martin | Tate #2 | 12,000 | 31736623 |
| 709413 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #2418 | 4,900 | 00342616 |
| 706105 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Glasscock | Cole Ranch -35- #4007 | 12,000 | 17333860 |
| 706105Amendment | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Glasscock | Cole Ranch -35- #4007 | 12,000 | 17333860 |
| 706100 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Glasscock | Cole Ranch -35- #4004 | 12,000 | 17333859 |
| 706099 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Glasscock | Cole Ranch -35- #4006 | 12,000 | 17333876 |
| 706098 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Glasscock | Cole Ranch -35- #4104 | 12,000 | 17333858 |
| 706098Amendment | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Glasscock | Cole Ranch -35- #4104 | 12,000 | 17333858 |
| 706097 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | Glasscock | Cole Ranch -35- #4103 | 12,000 | 17333857 |
| 709716 | Feb 7, 2011 | Feb 7, 2011 | Energen Resources Corporation | Gaines | North Robertson Unit #1026W | 7,500 | 16537307 |
| 709715 | Feb 7, 2011 | Feb 7, 2011 | Energen Resources Corporation | Gaines | North Robertson Unit #1025W | 7,500 | 16537306 |
| 709714 | Feb 7, 2011 | Feb 7, 2011 | Energen Resources Corporation | Gaines | North Robertson Unit #1024W | 7,500 | 16537305 |
| 709712 | Feb 7, 2011 | Feb 7, 2011 | Energen Resources Corporation | Gaines | North Robertson Unit #1023W | 7,500 | 16537304 |
| 709246 | Feb 3, 2011 | Feb 3, 2011 | Energen Resources Corporation | Reagan | Nueces #2 | 11,000 | 38337161 |
| 709246Amendment | Feb 3, 2011 | Feb 3, 2011 | Energen Resources Corporation | Reagan | Nueces #2 | 11,000 | 38337161 |
| 709459 | Feb 2, 2011 | Feb 2, 2011 | Energen Resources Corporation | Reeves | Abel 2-30 #2H | 10,500 | 38932746 |
| 708987 | Jan 27, 2011 | Jan 27, 2011 | Energen Resources Corporation | Reagan | Ringo, R. E. #10 | 11,000 | 38337153 |
| 708630 | Jan 27, 2011 | Jan 27, 2011 | Energen Resources Corporation | Mitchell | L.E.A. Smartt #7 | 4,000 | 33535490 |
| 708979 | Jan 26, 2011 | Jan 26, 2011 | Energen Resources Corporation | Reagan | Ham "B" #10 | 11,000 | 38337152 |
| 708968 | Jan 26, 2011 | Jan 26, 2011 | Energen Resources Corporation | Reagan | Ham "B" #9 | 11,000 | 38337151 |
| 708663 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Guadalupe -48- #3 | 11,000 | 17333984 |
| 708660 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Guadalupe -48- #2 | 11,000 | 17333983 |
| 708656 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Guadalupe -48- #1 | 11,000 | 17333982 |
| 708655 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Colorado #5 | 11,000 | 17333981 |
| 708655Amendment | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Colorado #5 | 11,000 | 17333981 |
| 708650 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Colorado #4 | 11,000 | 17333979 |
| 708645 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Colorado #3 | 11,000 | 17333978 |
| 708634 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Colorado #2 | 11,000 | 17333977 |
| 708619 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Canadian #2 | 11,000 | 17333975 |
| 708618 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Brazos #2 | 11,000 | 17333974 |
| 708614 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Neches -15- #2 | 11,000 | 17333973 |
| 708614Amendment | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Neches -15- #2 | 11,000 | 17333973 |
| 708613 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Neches -15- #1 | 11,000 | 17333972 |
| 708613Amendment | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | Neches -15- #1 | 11,000 | 17333972 |
| 708612 | Jan 20, 2011 | Jan 20, 2011 | Energen Resources Corporation | Glasscock | San Antonio -14- #1 | 11,000 | 17333976 |
| 708221 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #2421 | 4,900 | 00342516 |
| 708221Amendment | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #2421 | 4,900 | 00342516 |
| 708220 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #2420 | 4,900 | 00342515 |
| 708219 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1808 | 4,900 | 00342514 |
| 708218 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1725 | 4,900 | 00342513 |
| 708216 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1723 | 4,900 | 00342512 |
| 708215 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1721 | 4,900 | 00342511 |
| 708187 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1720 | 4,900 | 00342510 |
| 708186 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1719 | 4,900 | 00342509 |
| 708185 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1716 | 4,900 | 00342508 |
| 708184 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1706 | 4,900 | 00342507 |
| 708183 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1601 | 4,900 | 00342506 |
| 708183Amendment | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1601 | 4,900 | 00342506 |
| 708182 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1302 | 4,900 | 00342505 |
| 708181 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | West Fuhrman Mascho Unit #1301 | 4,900 | 00342504 |
| 708169 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | Block 10 Fuhrman-Mascho Unit #1108 | 4,900 | 00342502 |
| 708168 | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | Block 10 Fuhrman-Mascho Unit #1007 | 4,900 | 00342501 |
| 708168Amendment | Jan 14, 2011 | Jan 14, 2011 | Energen Resources Corporation | Andrews | Block 10 Fuhrman-Mascho Unit #1007 | 4,900 | 00342501 |