| divested | 790800 | 42-489-31279 | DRILL | YTURRIA RR | WILLACY | 2014-08-04 | to: MK OPERATING COMPANY LLC |
| divested | 791030 | 42-489-31278 | DRILL | YTURRIA | WILLACY | 2014-07-23 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 791030 | 42-489-31278 | DRILL | YTURRIA | WILLACY | 2014-07-23 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 779590 | 42-489-31276 | DRILL | YTURRIA | WILLACY | 2014-02-20 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 773326 | 42-489-31243 | RECOMP | YTURRIA RR | WILLACY | 2013-11-09 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 769699 | 42-489-31272 | DRILL | YTURRIA | WILLACY | 2013-09-13 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 759875 | 42-489-31271 | DRILL | YTURRIA RR | WILLACY | 2013-04-17 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 755295 | 42-489-31269 | DRILL | YTURRIA RR | WILLACY | 2013-01-29 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 755295 | 42-489-31269 | DRILL | YTURRIA RR | WILLACY | 2013-01-29 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 751054 | 42-489-31268 | DRILL | YTURRIA | WILLACY | 2012-11-15 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 744839 | 42-489-31267 | DRILL | YTURRIA | WILLACY | 2012-07-27 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 736291 | 42-489-31266 | DRILL | YTURRIA | WILLACY | 2012-04-16 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 733769 | 42-489-31265 | DRILL | YTURRIA | WILLACY | 2012-02-17 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 732131 | 42-489-31264 | DRILL | YTURRIA | WILLACY | 2012-01-31 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 730391 | 42-489-31263 | DRILL | YTURRIA | WILLACY | 2011-12-29 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 730391 | 42-489-31263 | DRILL | YTURRIA | WILLACY | 2011-12-29 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 721967 | 42-489-31207 | RECOMP | YTURRIA | WILLACY | 2011-09-13 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 720779 | 42-489-31259 | DRILL | YTURRIA | WILLACY | 2011-08-02 | to: TEXAS OIL AND GAS OPERATING LLC |
| divested | 720779 | 42-489-31259 | DRILL | YTURRIA | WILLACY | 2011-08-02 | to: TEXAS OIL AND GAS OPERATING LLC |
| acquired | 627399 | 42-489-31162 | DRILL | YTURRIA | WILLACY | 2006-10-25 | from: BLAKENERGY OPERATING, LLC |