| 694472 | Apr 16, 2010 | Apr 16, 2010 | Chesapeake Operating, Inc. | Welborn #5HH | 9,000 | 25133980 |
| 694472Amendment | Apr 16, 2010 | Apr 16, 2010 | Chesapeake Operating, Inc. | Welborn #5HH | 9,000 | 25133980 |
| 694470 | Apr 16, 2010 | Apr 16, 2010 | Chesapeake Operating, Inc. | Welborn #4HH | 9,000 | 25133979 |
| 694469 | Apr 16, 2010 | Apr 16, 2010 | Chesapeake Operating, Inc. | Welborn #3HH | 9,000 | 25133978 |
| 694427 | Apr 15, 2010 | Apr 15, 2010 | Chesapeake Operating, Inc. | Bransom #6HH | 9,000 | 25133976 |
| 694424 | Apr 15, 2010 | Apr 15, 2010 | Chesapeake Operating, Inc. | Bransom #5HH | 9,000 | 25133977 |
| 694423 | Apr 15, 2010 | Apr 15, 2010 | Chesapeake Operating, Inc. | Bransom #4HH | 9,000 | 25133974 |
| 694113 | Apr 15, 2010 | Apr 15, 2010 | Devon Energy Production Co, L.P. | Mannings 4M Farm #8HH | 9,000 | 25133972 |
| 694084 | Apr 15, 2010 | Apr 15, 2010 | Devon Energy Production Co, L.P. | Mannings 4M Farm #7HH | 9,000 | 25133966 |
| 694071 | Apr 15, 2010 | Apr 15, 2010 | Devon Energy Production Co, L.P. | Mannings 4M Farm #6HH | 9,000 | 25133965 |
| 694070 | Apr 15, 2010 | Apr 15, 2010 | Devon Energy Production Co, L.P. | Mannings 4M Farm #5HH | 9,000 | 25133964 |
| 694037 | Apr 15, 2010 | Apr 15, 2010 | Devon Energy Production Co, L.P. | Mannings 4M Farm #4HH | 9,000 | 25133963 |
| 694294 | Apr 14, 2010 | Apr 14, 2010 | Chesapeake Operating, Inc. | Bransom #3HH | 9,000 | 25133971 |
| 694293 | Apr 14, 2010 | Apr 14, 2010 | Chesapeake Operating, Inc. | Bransom #2HH | 9,000 | 25133969 |
| 694244 | Apr 13, 2010 | Apr 13, 2010 | XTO Energy Inc. | Gafford Unit #B 7HH | 10,000 | 25133962 |
| 694244Amendment | Apr 13, 2010 | Apr 13, 2010 | XTO Energy Inc. | Gafford Unit #B 7HH | 11,500 | 25133962 |
| 694133 | Apr 13, 2010 | Apr 13, 2010 | Devon Energy Production Co, L.P. | Bransom, Cynthia #4HH | 9,000 | 25133970 |
| 694125 | Apr 13, 2010 | Apr 13, 2010 | Devon Energy Production Co, L.P. | Bransom, Cynthia #3HH | 9,000 | 25133968 |
| 694115 | Apr 13, 2010 | Apr 13, 2010 | Devon Energy Production Co, L.P. | Bransom, Cynthia #2HH | 9,000 | 25133967 |
| 694035 | Apr 13, 2010 | Apr 13, 2010 | Devon Energy Production Co, L.P. | Mannings 4M Farm #3HH | 9,000 | 25133961 |
| 694074 | Apr 9, 2010 | Apr 9, 2010 | Chesapeake Operating, Inc. | Fielderdale #4HH | 9,000 | 25133959 |
| 694074Amendment | Apr 9, 2010 | Apr 9, 2010 | Chesapeake Operating, Inc. | Fielderdale #4HH | 9,000 | 25133959 |
| 693999 | Apr 8, 2010 | Apr 8, 2010 | XTO Energy Inc. | Gery Smith Unit #A 5HH | 10,000 | 25133958 |
| 693999Amendment | Apr 8, 2010 | Apr 8, 2010 | XTO Energy Inc. | Gery Smith Unit #A 5HH | 11,500 | 25133958 |
| 693993 | Apr 8, 2010 | Apr 8, 2010 | XTO Energy Inc. | Gery Smith Unit #A 4HH | 10,000 | 25133957 |
| 693993Amendment | Apr 8, 2010 | Apr 8, 2010 | XTO Energy Inc. | Gery Smith Unit #A 4HH | 11,500 | 25133957 |
| 693895 | Apr 5, 2010 | Apr 5, 2010 | Devon Energy Production Co, L.P. | Callaway, Barry #1HH | 9,000 | 25133956 |
| 690045 | Apr 2, 2010 | Apr 2, 2010 | Chesapeake Operating, Inc. | V Collins #2HH | 9,000 | 25133872 |
| 693167 | Apr 1, 2010 | Apr 1, 2010 | XTO Energy Inc. | Hartnett Unit #2HH | 10,000 | 25133941 |
| 693167Amendment | Apr 1, 2010 | Apr 1, 2010 | XTO Energy Inc. | Hartnett Unit #2HH | 10,000 | 25133941 |
| 693667 | Mar 30, 2010 | Mar 30, 2010 | Chesapeake Operating, Inc. | Deann #2HH | 9,000 | 25133955 |
| 693667Amendment | Mar 30, 2010 | Mar 30, 2010 | Chesapeake Operating, Inc. | Deann #2HH | 9,000 | 25133955 |
| 693662 | Mar 30, 2010 | Mar 30, 2010 | Chesapeake Operating, Inc. | Christian School #5HH | 9,000 | 25133954 |
| 693662Amendment | Mar 30, 2010 | Mar 30, 2010 | Chesapeake Operating, Inc. | Christian School #5HH | 9,000 | 25133954 |
| 693662Amendment | Mar 30, 2010 | Mar 30, 2010 | Chesapeake Operating, Inc. | Christian School #5HH | 9,000 | 25133954 |
| 693519 | Mar 26, 2010 | Mar 26, 2010 | Titan Operating, LLC | Green Acres Unit #2HH | 8,000 | 25133953 |
| 693382 | Mar 25, 2010 | Mar 25, 2010 | Chesapeake Operating, Inc. | Ralph #1HH | 9,000 | 25133952 |
| 693382Amendment | Mar 25, 2010 | Mar 25, 2010 | Chesapeake Operating, Inc. | Ralph #1HH | 9,000 | 25133952 |
| 693382Amendment | Mar 25, 2010 | Mar 25, 2010 | Chesapeake Operating, Inc. | Ralph #1HH | 9,000 | 25133952 |
| 693329 | Mar 24, 2010 | Mar 24, 2010 | Devon Energy Production Co, L.P. | Moertle-Hart-Neeley (SA) #3HH | 9,000 | 25133951 |
| 693324 | Mar 24, 2010 | Mar 24, 2010 | Devon Energy Production Co, L.P. | Moertle_hart_neeley (SA) #2HH | 9,000 | 25133950 |
| 693297 | Mar 24, 2010 | Mar 24, 2010 | Chesapeake Operating, Inc. | Stephens #5HH | 9,000 | 25133949 |
| 693294 | Mar 24, 2010 | Mar 24, 2010 | Chesapeake Operating, Inc. | Stephens #4HH | 9,000 | 25133948 |
| 693280 | Mar 24, 2010 | Mar 24, 2010 | Devon Energy Production Co, L.P. | Moertle-Hart-Neeley (SA) #1HH | 9,000 | 25133947 |
| 692905 | Mar 24, 2010 | Mar 24, 2010 | Devon Energy Production Co, L.P. | Moertle, Lawrence #2HH | 9,000 | 25133943 |
| 693273 | Mar 23, 2010 | Mar 23, 2010 | XTO Energy Inc. | Gafford Unit #B 6HH | 10,000 | 25133946 |
| 693273Amendment | Mar 23, 2010 | Mar 23, 2010 | XTO Energy Inc. | Gafford Unit #B 6HH | 11,000 | 25133946 |
| 693262 | Mar 23, 2010 | Mar 23, 2010 | Devon Energy Production Co, L.P. | Moertle-Hart-Neeley (SA) #4HH | 9,000 | 25133945 |
| 693231 | Mar 23, 2010 | Mar 23, 2010 | Titan Operating, LLC | Green Acres Unit #1HH | 8,000 | 25133944 |
| 693217 | Mar 22, 2010 | Mar 22, 2010 | Chesapeake Operating, Inc. | Gann #6HH | 9,000 | 25133942 |
| 690049 | Mar 19, 2010 | Mar 19, 2010 | Devon Energy Production Co, L.P. | Jackson, Lucille #3HH | 9,000 | 25133887 |
| 690044 | Mar 19, 2010 | Mar 19, 2010 | Devon Energy Production Co, L.P. | Jackson, Lucille #2HH | 9,000 | 25133886 |
| 692716 | Mar 18, 2010 | Mar 18, 2010 | EOG Resources, Inc. | Roden Unit #4HH | 7,000 | 25133940 |
| 692714 | Mar 18, 2010 | Mar 18, 2010 | EOG Resources, Inc. | Roden Unit #3HH | 7,000 | 25133939 |
| 692713 | Mar 18, 2010 | Mar 18, 2010 | EOG Resources, Inc. | Roden Unit #2HH | 7,000 | 25133937 |
| 692711 | Mar 18, 2010 | Mar 18, 2010 | EOG Resources, Inc. | Core Lab #10HH | 7,000 | 25133938 |
| 692588 | Mar 12, 2010 | Mar 12, 2010 | Titan Operating, LLC | Thompson #1HH | 9,000 | 25133935 |
| 691318 | Mar 12, 2010 | Mar 12, 2010 | Chesapeake Operating, Inc. | Quail Hollow #8HH | 9,000 | 25133906 |
| 691241 | Mar 12, 2010 | Mar 12, 2010 | Chesapeake Operating, Inc. | Quail Hollow #7HH | 9,000 | 25133904 |
| 692612 | Mar 11, 2010 | Mar 11, 2010 | Chesapeake Operating, Inc. | Mize Family-Stephens (SA) #1HH | 9,000 | 25133936 |
| 692514 | Mar 10, 2010 | Mar 10, 2010 | Chesapeake Operating, Inc. | HF Meadows #4HH | 9,000 | 25133933 |
| 692514Amendment | Mar 10, 2010 | Mar 10, 2010 | Chesapeake Operating, Inc. | HF Meadows #4HH | 9,000 | 25133933 |
| 692511 | Mar 10, 2010 | Mar 10, 2010 | Chesapeake Operating, Inc. | HF Meadows #3HH | 9,000 | 25133934 |
| 692511Amendment | Mar 10, 2010 | Mar 10, 2010 | Chesapeake Operating, Inc. | HF Meadows #3HH | 9,000 | 25133934 |
| 692507 | Mar 10, 2010 | Mar 10, 2010 | Chesapeake Operating, Inc. | HF Meadows #2HH | 9,000 | 25133932 |
| 691115 | Mar 10, 2010 | Mar 10, 2010 | EOG Resources, Inc. | Fowler Unit #10HH | 8,900 | 25133903 |
| 692489 | Mar 9, 2010 | Mar 9, 2010 | XTO Energy Inc. | KWS Unit #2HH | 10,000 | 25133931 |
| 692092 | Mar 9, 2010 | Mar 9, 2010 | Devon Energy Production Co, L.P. | Bond, Sam #2HH | 9,000 | 25133929 |
| 692074 | Mar 9, 2010 | Mar 9, 2010 | Devon Energy Production Co, L.P. | Bond, Sam #3HH | 9,000 | 25133930 |
| 690907 | Mar 9, 2010 | Mar 9, 2010 | Chesapeake Operating, Inc. | Gearhart #6HH | 9,000 | 25133896 |
| 692271 | Mar 5, 2010 | Mar 5, 2010 | Chesapeake Operating, Inc. | Martha #2HH | 9,000 | 25133928 |
| 692256 | Mar 5, 2010 | Mar 5, 2010 | EOG Resources, Inc. | Hoffman Unit #3HH | 7,500 | 25133927 |
| 691519 | Mar 4, 2010 | Mar 4, 2010 | EOG Resources, Inc. | Fricks #9HH | 6,000 | 25133526 |
| 690896 | Mar 4, 2010 | Mar 4, 2010 | Chesapeake Operating, Inc. | Gearhart #5HH | 9,000 | 25133895 |
| 692077 | Mar 3, 2010 | Mar 3, 2010 | EOG Resources, Inc. | Blue Devil #3HH | 8,999 | 25133926 |
| 692071 | Mar 3, 2010 | Mar 3, 2010 | Chesapeake Operating, Inc. | Stolee #2HH | 9,000 | 25133925 |
| 692068 | Mar 3, 2010 | Mar 3, 2010 | EOG Resources, Inc. | Blue Devil #2HH | 8,999 | 25133924 |
| 692061 | Mar 3, 2010 | Mar 3, 2010 | EOG Resources, Inc. | Blue Devil #1HH | 8,999 | 25133923 |
| 690668 | Mar 2, 2010 | Mar 2, 2010 | Chesapeake Operating, Inc. | Christian School #2HH | 9,000 | 25133891 |
| 691927 | Mar 1, 2010 | Mar 1, 2010 | Chesapeake Operating, Inc. | Buchanan #6HH | 9,000 | 25133922 |
| 691925 | Mar 1, 2010 | Mar 1, 2010 | Chesapeake Operating, Inc. | Olai #3HH | 9,000 | 25133921 |
| 691924 | Mar 1, 2010 | Mar 1, 2010 | Chesapeake Operating, Inc. | Olai #2HH | 9,000 | 25133920 |
| 691836 | Feb 25, 2010 | Feb 25, 2010 | EOG Resources, Inc. | Ormsby Unit #4HH | 8,999 | 25133919 |
| 691457 | Feb 24, 2010 | Feb 24, 2010 | EOG Resources, Inc. | Beckham Unit #11HH | 8,900 | 25133918 |
| 691452 | Feb 24, 2010 | Feb 24, 2010 | EOG Resources, Inc. | Beckham Unit #10HH | 8,900 | 25133917 |
| 691445 | Feb 24, 2010 | Feb 24, 2010 | EOG Resources, Inc. | Beckham Unit #9HH | 8,900 | 25133916 |
| 690384 | Feb 24, 2010 | Feb 24, 2010 | Chesapeake Operating, Inc. | Gearhart #3HH | 9,000 | 25133890 |
| 691696 | Feb 23, 2010 | Feb 23, 2010 | EOG Resources, Inc. | Hadley Unit #3HH | 8,999 | 25133915 |
| 691681 | Feb 23, 2010 | Feb 23, 2010 | EOG Resources, Inc. | Hadley Unit #2HH | 8,999 | 25133914 |
| 691658 | Feb 22, 2010 | Feb 22, 2010 | Chesapeake Operating, Inc. | Welborn #6HH | 9,000 | 25133913 |
| 691438 | Feb 19, 2010 | Feb 19, 2010 | EOG Resources, Inc. | Flores Unit #3HH | 8,999 | 25133908 |
| 691135 | Feb 19, 2010 | Feb 19, 2010 | EOG Resources, Inc. | Fowler Unit #13HH | 8,900 | 25133911 |
| 691125 | Feb 19, 2010 | Feb 19, 2010 | EOG Resources, Inc. | Fowler Unit #12HH | 8,900 | 25133910 |
| 691123 | Feb 19, 2010 | Feb 19, 2010 | EOG Resources, Inc. | Fowler Unit #11HH | 8,900 | 25133909 |
| 691100 | Feb 19, 2010 | Feb 19, 2010 | EOG Resources, Inc. | Fowler Unit #8HH | 8,900 | 25133907 |
| 691293 | Feb 17, 2010 | Feb 17, 2010 | Chesapeake Operating, Inc. | Parnell #11HH | 9,000 | 25133905 |
| 690256 | Feb 17, 2010 | Feb 17, 2010 | Titan Operating, LLC | Vicki Unit #1HH | 8,500 | 25133879 |
| 689188 | Feb 17, 2010 | Feb 17, 2010 | Chesapeake Operating, Inc. | Page #3HH | 9,000 | 25133846 |
| 691093 | Feb 10, 2010 | Feb 10, 2010 | XTO Energy Inc. | Wilkinson Unit #3HH | 10,000 | 25133902 |
| 691093Amendment | Feb 10, 2010 | Feb 10, 2010 | XTO Energy Inc. | Wilkinson Unit #3HH | 10,000 | 25133902 |