| 2012-03-15 | 733175 | 42-461-37899 | NEAL RANCH '45' #14 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-13 | 735111 | 42-461-37985 | MORGAN '28' #8 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,100 | |
| 2012-03-13 | 735111 | 42-461-37985 | MORGAN '28' #8 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,100 | |
| 2012-03-13 | 735091 | 42-461-37984 | XBC GIDDINGS ESTATE #4045 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,000 | |
| 2012-03-13 | 735091 | 42-461-37984 | XBC GIDDINGS ESTATE #4045 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,000 | |
| 2012-03-13 | 733956 | 42-461-37979 | POWELL '21' #6 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-13 | 733162 | 42-461-37898 | NEAL RANCH '57' #12 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-12 | 735040 | 42-461-37982 | XBC GIDDINGS ESTATE #1026 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,400 | |
| 2012-03-12 | 735000 | 42-461-37981 | XBC GIDDINGS ESTATE #1018 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,400 | |
| 2012-03-12 | 734998 | 42-461-37980 | XBC GIDDINGS ESTATE #1005 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,100 | |
| 2012-03-12 | 733038 | 42-461-36080 | MCELROY RANCH #63H | QUANTUM RESOURCES MANAGEMENT,LLC | RECOMP | 11,430 | |
| 2012-03-12 | 732932 | 42-461-37890 | SHACKELFORD 7 #10 | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 13,000 | |
| 2012-03-12 | 731846 | 42-461-37856 | LANE '11A' #7 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,100 | |
| 2012-03-09 | 734855 | 42-461-37978 | CASEY LYNN #4102R | COG OPERATING LLC | DRILL | 11,500 | |
| 2012-03-09 | 734855 | 42-461-37978 | CASEY LYNN #4102R | COG OPERATING LLC | DRILL | 11,500 | |
| 2012-03-09 | 734788 | 42-461-37974 | UNIVERSITY '3-10' #4 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,200 | |
| 2012-03-08 | 734729 | 42-461-37971 | JRS FARMS 18A #1 | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 14,000 | |
| 2012-03-08 | 734464 | 42-461-37962 | XBC GIDDINGS ESTATE #3030 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,300 | |
| 2012-03-08 | 732943 | 42-461-37893 | DUSEK #7 | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 13,000 | |
| 2012-03-08 | 732941 | 42-461-37889 | AMACKER88 'A' #5 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-08 | 732939 | 42-461-37892 | DUSEK #6 | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 13,000 | |
| 2012-03-08 | 732935 | 42-461-37895 | DUSEK #5 | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 13,000 | |
| 2012-03-07 | 734586 | 42-461-37969 | TXL '23' #7 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-07 | 734567 | 42-461-37968 | TXL WEST '35' #6 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-07 | 734546 | 42-461-37966 | TXL '17' #3 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-07 | 734543 | 42-461-37967 | TXL '45' #11 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-07 | 734511 | 42-461-37965 | XBC GIDDINGS ESTATE #1013 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,400 | |
| 2012-03-07 | 732898 | 42-461-37886 | SHACKELFORD 7 #9 | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 13,000 | |
| 2012-03-07 | 732874 | 42-461-37883 | R. L. ROSS 116 #13 | APACHE CORPORATION | DRILL | 10,800 | |
| 2012-03-06 | 734504 | 42-461-37963 | AMACKER48 #4 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-06 | 734500 | 42-461-37964 | V.T. AMACKER 62 #18 | HUNT OIL COMPANY | DRILL | 10,300 | |
| 2012-03-06 | 734352 | 42-461-37960 | AMACKER46 #2H | COG OPERATING LLC | DRILL | 10,000 | Y |
| 2012-03-06 | 734352 | 42-461-37960 | AMACKER46 #2H | COG OPERATING LLC | DRILL | 10,000 | Y |
| 2012-03-06 | 732614 | 42-461-37865 | CC #3716 | APACHE CORPORATION | DRILL | 11,100 | |
| 2012-03-06 | 732613 | 42-461-37864 | CC #3713 | APACHE CORPORATION | DRILL | 11,100 | |
| 2012-03-06 | 732530 | 42-461-37869 | CC #3614 | APACHE CORPORATION | DRILL | 11,100 | |
| 2012-03-06 | 731258 | 42-461-37829 | RATLIFF 30 #4 | PIONEER NATURAL RES. USA, INC. | DRILL | 11,300 | |
| 2012-03-05 | 734364 | 42-461-37957 | UNIVERSITY '3-7' #6 | PIONEER NATURAL RES. USA, INC. | DRILL | 10,700 | |
| 2012-03-05 | 734363 | 42-461-37955 | HASEL17 #3 | COG OPERATING LLC | DRILL | 10,300 | |
| 2012-03-05 | 733779 | 42-461-37959 | UNIVERSITY 4-14 #2 | OPAL RESOURCES OPERATING CO.,LLC | DRILL | 13,000 | |
| 2012-03-05 | 733735 | 42-461-37958 | UNIVERSITY 4-23 #1 | OPAL RESOURCES OPERATING CO.,LLC | DRILL | 13,000 | |
| 2012-03-05 | 732478 | 42-461-37867 | CC #3610 | APACHE CORPORATION | DRILL | 11,100 | |
| 2012-03-02 | 734264 | 42-461-37949 | TXL '15' #4 | COG OPERATING LLC | DRILL | 12,000 | |
| 2012-03-02 | 734142 | 42-461-37956 | UNIVERSITY CP 5 #0201H | CONOCOPHILLIPS COMPANY | DRILL | 10,000 | Y |
| 2012-03-02 | 734142 | 42-461-37956 | UNIVERSITY NG #5021H | CONOCOPHILLIPS COMPANY | DRILL | 15,000 | Y |
| 2012-03-02 | 734142 | 42-461-37956 | UNIVERSITY NG #5021H | CONOCOPHILLIPS COMPANY | DRILL | 8,500 | Y |
| 2012-03-02 | 734133 | 42-461-37946 | UNIVERSITY '4-20' #2H | PIONEER NATURAL RES. USA, INC. | DRILL | 8,400 | Y |
| 2012-03-02 | 734133 | 42-461-37946 | UNIVERSITY '4-20' #2H | PIONEER NATURAL RES. USA, INC. | DRILL | 8,400 | Y |
| 2012-03-02 | 734133 | 42-461-37946 | UNIVERSITY '4-20' #2H | PIONEER NATURAL RES. USA, INC. | DRILL | 8,400 | Y |
| 2012-03-01 | 734202 | 42-461-37953 | DUSEK 4 #6 | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 14,000 | |