| 2006-07-25 | 623076 | 42-375-31697 | MASTERSON #B138 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,400 | Y |
| 2006-07-11 | 622385 | 42-375-31735 | BIVINS #141R | PIONEER NATURAL RES. USA, INC. | DRILL | 3,000 | |
| 2006-07-11 | 622378 | 42-375-31734 | BIVINS #140R | PIONEER NATURAL RES. USA, INC. | DRILL | 3,000 | |
| 2006-07-11 | 622340 | 42-375-31733 | BIVINS #139R | PIONEER NATURAL RES. USA, INC. | DRILL | 3,000 | |
| 2006-07-11 | 622333 | 42-375-31732 | BIVINS #138R | PIONEER NATURAL RES. USA, INC. | DRILL | 3,000 | |
| 2006-07-07 | 622087 | 42-375-31685 | MASTERSON #B135 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2006-06-21 | 621330 | 42-375-31731 | BIVINS #135R | PIONEER NATURAL RES. USA, INC. | DRILL | 3,000 | |
| 2006-06-21 | 621070 | 42-375-31730 | MASTERSON ESTATE #64 | BEREN CORPORATION | DRILL | 2,400 | |
| 2006-06-21 | 621068 | 42-375-31729 | MASTERSON ESTATE #67 | BEREN CORPORATION | DRILL | 2,400 | |
| 2006-06-20 | 621142 | 42-375-00338 | MASTERSON #B 74 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2006-06-15 | 620753 | 42-375-31728 | BUSH #1 | SOFAMCO, INC. | DRILL | 4,500 | |
| 2006-06-15 | 620749 | 42-375-31727 | PRICE #1 | SOFAMCO, INC. | DRILL | 4,500 | |
| 2006-06-15 | 620739 | 42-375-31726 | MASTERSON #B143 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2006-06-15 | 620739 | 42-375-31726 | MASTERSON #B143 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2006-06-15 | 620738 | 42-375-31725 | MASTERSON #B142 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2006-06-15 | 620738 | 42-375-31725 | MASTERSON #B142 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2006-06-08 | 620623 | 42-375-31684 | MASTERSON #B134 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,500 | Y |
| 2006-06-05 | 620402 | 42-375-31712 | MASTERSON #B140 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,500 | Y |
| 2006-05-11 | 619072 | 42-375-31724 | BUSH-EMENY #1 | BURK ROYALTY CO., LTD. | DRILL | 7,000 | |
| 2006-03-24 | 616405 | 42-375-31713 | BIVINS #A247 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2006-03-24 | 616405 | 42-375-31713 | BIVINS #A247 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2006-03-16 | 615763 | 42-375-31722 | CRAWFORD #7078 | LEEJAN OIL COMPANY | DRILL | 2,500 | |
| 2006-03-16 | 615552 | 42-375-31723 | BIVINS D #29H | POGO PANHANDLE 2004, L.P. | DRILL | 3,250 | Y |
| 2006-03-16 | 615551 | 42-375-31721 | BIVINS D #28H | POGO PANHANDLE 2004, L.P. | DRILL | 3,250 | Y |
| 2006-03-03 | 615176 | 42-375-00148 | BIVINS #A 89 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2006-03-03 | 615176 | 42-375-00148 | BIVINS #A 89 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2006-02-06 | 613277 | 42-375-31719 | BIVINS D #27H | POGO PANHANDLE 2004, L.P. | DRILL | 3,250 | Y |
| 2006-02-06 | 613277 | 42-375-31719 | BIVINS D #27H | POGO PANHANDLE 2004, L.P. | DRILL | 3,250 | Y |
| 2006-02-06 | 613277 | 42-375-31719 | BIVINS D #27H | LINN OPERATING, INC. | DRILL | 3,250 | Y |
| 2006-01-17 | 612194 | 42-375-31716 | BIVINS D #26H | POGO PANHANDLE 2004, L.P. | DRILL | 3,150 | Y |
| 2006-01-17 | 612191 | 42-375-31717 | BIVINS D #25H | POGO PANHANDLE 2004, L.P. | DRILL | 3,200 | Y |
| 2006-01-13 | 612383 | 42-375-31718 | BIVINS #A248 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2005-12-27 | 611576 | 42-375-00314 | MASTERSON #A 26 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2005-11-29 | 610070 | 42-375-31715 | MASTERSON #B141 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2005-11-02 | 608615 | 42-375-31714 | MASTERSON #B139 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2005-09-29 | 607088 | 42-375-00109 | MASTERSON #A 29 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,800 | Y |
| 2005-08-26 | 605478 | 42-375-31713 | BIVINS #A247 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2005-08-26 | 605478 | 42-375-31713 | BIVINS #A247 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2005-08-26 | 605468 | 42-375-31712 | MASTERSON #B140 | PIONEER NATURAL RES. USA, INC. | DRILL | 3,800 | |
| 2005-08-11 | 604698 | 42-375-31710 | BIVINS FEE #13 | POGO PANHANDLE 2004, L.P. | DRILL | 3,050 | Y |
| 2005-08-11 | 604691 | 42-375-31711 | BIVINS FEE #12 | POGO PANHANDLE 2004, L.P. | DRILL | 3,050 | Y |
| 2005-08-11 | 604690 | 42-375-31709 | BIVINS FEE #11 | POGO PANHANDLE 2004, L.P. | DRILL | 3,050 | Y |
| 2005-08-04 | 604289 | 42-375-00380 | BIVINS #A 53 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,100 | Y |
| 2005-08-04 | 604286 | 42-375-00376 | BIVINS #A166 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,000 | Y |
| 2005-06-14 | 602034 | 42-375-31708 | BIVINS, L.T. #1A | PANTERA ENERGY COMPANY | DRILL | 3,250 | |
| 2005-06-14 | 602034 | 42-375-31708 | BIVINS, L.T. #1A | PANTERA ENERGY COMPANY | DRILL | 3,250 | |
| 2005-06-07 | 601588 | 42-375-00372 | BIVINS #A 49 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,200 | Y |
| 2005-06-07 | 601586 | 42-375-00099 | BIVINS #A 46 | PIONEER NATURAL RES. USA, INC. | RECOMP | 3,650 | Y |
| 2005-05-31 | 600967 | 42-375-31707 | MASTERSON #3 | PIONEER NATURAL RES. USA, INC. | DRILL | 400 | |
| 2005-05-31 | 600966 | 42-375-31706 | MASTERSON #2 | PIONEER NATURAL RES. USA, INC. | DRILL | 400 | |