| Vexing Fee Wcxy #001CHZ30-025-44016 | COG Operating LLC | LeaWC-025 G-09 S253402N; Wolfcamp | CanceledOil | 16,899 | Sep 14, 2017 | 0 | 0 |
| Square Bill Federal Com #02130-025-44041 | COG Operating LLC | LeaDogie Draw; Wolfcamp | PluggedOil | 1,175 | Sep 14, 2017 | 0 | 0 |
| Square Bill Federal Com #001HHZ30-025-44046 | COG Operating LLC | LeaWC-025 G-08 S253534O; Bone Spring | ActiveOil | 19,780 | Sep 14, 2017 | 117,151 | 226,092 |
| Square Bill Federal Com #022HHZ30-025-44047 | COG Operating LLC | LeaDogie Draw; Wolfcamp | ActiveOil | 20,115 | Sep 14, 2017 | 17,077 | 10,754 |
| Square Bill Federal Com #023HHZ30-025-44048 | COG Operating LLC | LeaDogie Draw; Wolfcamp | ActiveOil | 20,110 | Sep 14, 2017 | 44,952 | 53,118 |
| Tankless Federal Com #002HHZ30-015-44434 | COG Operating LLC | EddyLivingston Ridge; Bone Spring | ActiveOil | 17,557 | Aug 30, 2017 | 9,694 | 13,714 |
| Tele Delux 32 State SWD #001C30-025-43927 | COG Operating LLC | LeaSWD; Cherry Canyon | CanceledSalt water disposal | 7,800 | Aug 16, 2017 | 0 | 0 |
| White Falcon 16 Federal Com #011HHZ30-025-43930 | COG Operating LLC | LeaWC-025 G-08 S253534O; Bone Spring | ActiveOil | 22,213 | Aug 14, 2017 | 56,457 | 122,274 |
| White Falcon 16 Federal Com #021HHZ30-025-43931 | COG Operating LLC | LeaDogie Draw; Wolfcamp | ActiveOil | 22,492 | Aug 14, 2017 | 50,278 | 150,407 |
| White Falcon 16 Federal Com #022HHZ30-025-43932 | COG Operating LLC | LeaDogie Draw; Wolfcamp | ActiveOil | 22,535 | Aug 14, 2017 | 21,067 | 22,853 |
| Way South State Com #005HHZ30-015-44381 | COG Operating LLC | EddyHay Hollow; Bone Spring | CanceledOil | 13,845 | Aug 10, 2017 | 0 | 0 |
| Montera Federal #023HHZ30-025-43924 | COG Operating LLC | LeaDogie Draw; Wolfcamp | ActiveOil | 19,659 | Aug 9, 2017 | 44,437 | 43,978 |
| Tenderloin Federal Com #004HHZ30-025-43891 | COG Operating LLC | LeaGrama Ridge; Bone Springs, West | ActiveOil | 20,785 | Jul 5, 2017 | 41,923 | 222,983 |
| Myox 20 Federal Com #005HHZ30-015-44296 | COG Operating LLC | EddyHay Hollow; Bone Spring, North | ActiveOil | 17,853 | Jul 3, 2017 | 21,754 | 259,960 |
| Becknell State Com #004HHZ30-025-43856 | COG Operating LLC | LeaWC-025 G-08 S213304D; Bone Spring | PluggedOil | 21,510 | Jun 14, 2017 | 0 | 0 |
| Fascinator Fee #024HHZ30-025-43855 | COG Operating LLC | LeaWC025 G09 S243532M; Wolfbone | ActiveOil | 19,971 | Jun 12, 2017 | 40,460 | 61,866 |
| Bobwhite 12 State Com #007HHZ30-025-43849 | COG Operating LLC | LeaBerry; Bone Spring, North | ActiveOil | 15,495 | Jun 6, 2017 | 696 | 1,611 |
| Stove Pipe Federal Com #001HHZ30-025-43838 | COG Operating LLC | LeaWC025 G09 S243532M; Wolfbone | ActiveOil | 22,017 | May 25, 2017 | 77,179 | 222,402 |
| Stove Pipe Federal Com #021HHZ30-025-43839 | COG Operating LLC | LeaWC025 G09 S243532M; Wolfbone | ActiveOil | 22,905 | May 25, 2017 | 45,740 | 11,227 |
| Sro State Com #030HHZ30-015-44196 | COG Operating LLC | EddyHay Hollow; Bone Spring | ActiveOil | 17,905 | May 18, 2017 | 12,259 | 176,785 |
| Craig Federal Com #012HHZ30-015-44208 | COG Operating LLC | EddyWC-015 G-03 S252636M; Bone Spring | ActiveOil | 18,767 | May 18, 2017 | 9,467 | 193,103 |
| Craig Federal Com #002HHZ30-015-44209 | COG Operating LLC | EddyWC-015 G-03 S252636M; Bone Spring | ActiveOil | 18,446 | May 18, 2017 | 7,746 | 214,174 |
| Roadster State Com #001HHZ30-015-44189 | COG Operating LLC | EddyPurple Sage; Wolfcamp (Gas) | ActiveGas | 19,230 | May 16, 2017 | 11,982 | 39,589 |
| Sidewinder Federal Com #004HHZ30-015-44192 | COG Operating LLC | EddyPurple Sage; Wolfcamp (Gas) | ActiveGas | 17,800 | May 12, 2017 | 21,625 | 382,743 |
| Stratojet 31 State Com #007HHZ30-025-43792 | COG Operating LLC | LeaBerry; Bone Spring, North | ActiveOil | 16,264 | May 8, 2017 | 20,712 | 56,630 |
| Viking Helmet State Com #024HHZ30-025-43779 | COG Operating LLC | LeaWC025 G09 S243532M; Wolfbone | ActiveOil | 20,181 | May 2, 2017 | 17,108 | 11,209 |
| Road Runner Federal Com #002HHZ30-015-44147 | COG Operating LLC | EddyCottonwood Draw; Bone Spring (O) | ActiveOil | 17,320 | Apr 25, 2017 | 15,237 | 281,718 |
| Road Runner Federal Com #012HHZ30-015-44148 | COG Operating LLC | EddyCottonwood Draw; Bone Spring (O) | ActiveOil | 17,898 | Apr 25, 2017 | 15,512 | 216,008 |
| Plucky 14 Federal Com #502HHZ30-015-44144 | COG Operating LLC | EddyWelch; Bone Spring | ActiveOil | 14,906 | Apr 7, 2017 | 6,595 | 140,050 |
| White Falcon 16 State Com #012HHZ30-025-43697 | COG Operating LLC | LeaWC-025 G-08 S253534O; Bone Spring | ActiveOil | 22,232 | Mar 16, 2017 | 31,386 | 94,702 |
| White Falcon 16 State #013HHZ30-025-43698 | COG Operating LLC | LeaWC-025 G-08 S253534O; Bone Spring | ActiveOil | 16,912 | Mar 16, 2017 | 18,368 | 17,530 |
| White Falcon 16 State Com #023HHZ30-025-43699 | COG Operating LLC | LeaDogie Draw; Wolfcamp | ActiveOil | 22,410 | Mar 16, 2017 | 43,639 | 125,807 |
| White Falcon 16 State Com #024HHZ30-025-43700 | COG Operating LLC | LeaDogie Draw; Wolfcamp | ActiveOil | 22,388 | Mar 16, 2017 | 26,653 | 60,169 |
| Columbus Federal Com #021HHZ30-025-43689 | COG Operating LLC | LeaBobcat Draw; Upper Wolfcamp | ActiveOil | 22,321 | Mar 13, 2017 | 30,336 | 126,997 |
| Coonskin Fee #025HHZ30-025-43683 | COG Operating LLC | LeaWC025 G09 S243532M; Wolfbone | ActiveOil | 19,763 | Mar 9, 2017 | 2,436 | 4,923 |
| Columbus Federal Com #022HHZ30-025-43693 | COG Operating LLC | LeaBobcat Draw; Upper Wolfcamp | ActiveOil | 22,360 | Mar 9, 2017 | 44,400 | 261,703 |
| Populus Federal #002HHZ30-015-44102 | COG Operating LLC | EddyWC-015 G-03 S252636M; Bone Spring | ActiveOil | 12,200 | Mar 7, 2017 | 8,675 | 81,293 |
| Populus Federal #004HHZ30-015-44103 | COG Operating LLC | EddyWC-015 G-03 S252636M; Bone Spring | ActiveOil | 12,105 | Mar 7, 2017 | 10,168 | 58,077 |
| Vast State #020HHZ30-025-43655 | COG Operating LLC | LeaSanders Tank; Upper Wolfcamp | ActiveOil | 17,059 | Mar 1, 2017 | 10,989 | 69,441 |
| Patriot Federal Com #001CHZ30-015-44104 | COG Operating LLC | EddyWC Williams Sink; Bone Spring | CanceledOil | 13,661 | Feb 24, 2017 | 0 | 0 |
| Burch Keely Unit #64830-015-44078 | COG Operating LLC | EddyBurch Keely; Glorieta-Upper Yeso | CanceledOil | 4,809 | Feb 16, 2017 | 0 | 0 |
| Vast State #021HHZ30-025-43550 | COG Operating LLC | LeaSanders Tank; Upper Wolfcamp | ActiveOil | 17,080 | Jan 18, 2017 | 11,680 | 46,786 |
| Vast State #022HHZ30-025-43551 | COG Operating LLC | LeaSanders Tank; Upper Wolfcamp | ActiveOil | 17,233 | Jan 18, 2017 | 9,410 | 37,098 |
| Vast State #023HHZ30-025-43552 | COG Operating LLC | LeaSanders Tank; Upper Wolfcamp | ActiveOil | 17,005 | Jan 18, 2017 | 12,009 | 44,304 |
| Vast State #024HHZ30-025-43545 | COG Operating LLC | LeaSanders Tank; Upper Wolfcamp | ActiveOil | 17,272 | Jan 16, 2017 | 7,287 | 15,881 |
| Vast State #025HHZ30-025-43546 | COG Operating LLC | LeaSanders Tank; Upper Wolfcamp | ActiveOil | 17,008 | Jan 16, 2017 | 8,971 | 32,589 |
| Vast State #026HHZ30-025-43547 | COG Operating LLC | LeaSanders Tank; Upper Wolfcamp | ActiveOil | 17,312 | Jan 16, 2017 | 16,600 | 65,226 |
| Boone 16 State Com #003HHZ30-025-43553 | COG Operating LLC | LeaWC-025 G-10 S213328O; Wolfcamp | ActiveOil | 22,297 | Jan 11, 2017 | 9,389 | 29,764 |
| Blue Jay Federal Com #002HHZ30-025-43533 | COG Operating LLC | LeaWC-025 G-08 S203506D; Bone Spring | ActiveOil | 16,178 | Jan 6, 2017 | 7,588 | 14,033 |
| Gutsy Bun Federal Com #001HHZ30-015-44032 | COG Operating LLC | EddyWC-015 G-03 S262608C; Bone Spring | ActiveOil | 17,155 | Dec 21, 2016 | 9,515 | 191,253 |