| 698215 | Jul 19, 2010 | Jul 19, 2010 | Devon Energy Production Co, L.P. | Boyd, Billy #11HH | 9,000 | 25134037 |
| 698945 | Jul 15, 2010 | Jul 15, 2010 | Chesapeake Operating, Inc. | Little Hoss 3 #Q 4HH | 9,000 | 25134046 |
| 698800 | Jul 14, 2010 | Jul 14, 2010 | Range Production Company | Riddel Unit #2HH | 9,000 | 25134045 |
| 698799 | Jul 14, 2010 | Jul 14, 2010 | Range Production Company | Riddel Unit #1HH | 9,000 | 25134044 |
| 697632 | Jul 12, 2010 | Jul 12, 2010 | Chesapeake Operating, Inc. | Chevy #8HH | 9,000 | 25134029 |
| 697628 | Jul 12, 2010 | Jul 12, 2010 | Chesapeake Operating, Inc. | Chevy #6HH | 9,000 | 25134026 |
| 697627 | Jul 12, 2010 | Jul 12, 2010 | Chesapeake Operating, Inc. | Chevy #5HH | 9,000 | 25134025 |
| 698626 | Jul 8, 2010 | Jul 8, 2010 | Chesapeake Operating, Inc. | Bacsik #4HH | 9,000 | 25134043 |
| 698626Amendment | Jul 8, 2010 | Jul 8, 2010 | Chesapeake Operating, Inc. | Bacsik #4HH | 9,000 | 25134043 |
| 698626Amendment | Jul 8, 2010 | Jul 8, 2010 | Chesapeake Operating, Inc. | Bacsik #4HH | 9,000 | 25134043 |
| 698426 | Jul 2, 2010 | Jul 2, 2010 | Chesapeake Operating, Inc. | Unicorn #4HH | 9,000 | 25134042 |
| 698426Amendment | Jul 2, 2010 | Jul 2, 2010 | Chesapeake Operating, Inc. | Unicorn #4HH | 9,000 | 25134042 |
| 698425 | Jul 2, 2010 | Jul 2, 2010 | Chesapeake Operating, Inc. | Unicorn #3HH | 9,000 | 25134041 |
| 698425Amendment | Jul 2, 2010 | Jul 2, 2010 | Chesapeake Operating, Inc. | Unicorn #3HH | 9,000 | 25134041 |
| 698234 | Jul 2, 2010 | Jul 2, 2010 | Devon Energy Production Co, L.P. | Boyd, Billy #14HH | 9,000 | 25134040 |
| 698225 | Jul 2, 2010 | Jul 2, 2010 | Devon Energy Production Co, L.P. | Boyd, Billy #13HH | 9,000 | 25134039 |
| 698224 | Jul 2, 2010 | Jul 2, 2010 | Devon Energy Production Co, L.P. | Boyd, Billy #12HH | 9,000 | 25134038 |
| 698217 | Jul 2, 2010 | Jul 2, 2010 | Devon Energy Production Co, L.P. | Walls, Leonard #1HH | 9,000 | 25134036 |
| 698057 | Jun 25, 2010 | Jun 25, 2010 | XTO Energy Inc. | Ruth Turner Unit #6HH | 10,500 | 25134035 |
| 698057Amendment | Jun 25, 2010 | Jun 25, 2010 | XTO Energy Inc. | Ruth Turner Unit #6HH | 12,000 | 25134035 |
| 698046 | Jun 25, 2010 | Jun 25, 2010 | XTO Energy Inc. | Ruth Turner Unit #5HH | 10,500 | 25134034 |
| 694134 | Jun 23, 2010 | Jun 23, 2010 | Chesapeake Operating, Inc. | Gearhart #7HH | 9,000 | 25133960 |
| 697821 | Jun 21, 2010 | Jun 21, 2010 | Chesapeake Operating, Inc. | Doc Owen #8HH | 9,000 | 25134033 |
| 697820 | Jun 18, 2010 | Jun 18, 2010 | Chesapeake Operating, Inc. | Doc Owen #7HH | 9,000 | 25134032 |
| 697794 | Jun 18, 2010 | Jun 18, 2010 | Chesapeake Operating, Inc. | Mann, S. #18HH | 9,000 | 25134031 |
| 697710 | Jun 18, 2010 | Jun 18, 2010 | Chesapeake Operating, Inc. | Little Hoss 7 #D 1HH | 9,000 | 25134030 |
| 697633 | Jun 16, 2010 | Jun 16, 2010 | Chesapeake Operating, Inc. | Chevy #9HH | 9,000 | 25134028 |
| 697630 | Jun 16, 2010 | Jun 16, 2010 | Chesapeake Operating, Inc. | Chevy #7HH | 9,000 | 25134027 |
| 697630Amendment | Jun 16, 2010 | Jun 16, 2010 | Chesapeake Operating, Inc. | Chevy #7HH | 9,000 | 25134027 |
| 697560 | Jun 15, 2010 | Jun 15, 2010 | XTO Energy Inc. | Gafford Unit #B 3HH | 10,000 | 25134024 |
| 697560Amendment | Jun 15, 2010 | Jun 15, 2010 | XTO Energy Inc. | Gafford Unit #B 3HH | 11,500 | 25134024 |
| 697423 | Jun 11, 2010 | Jun 11, 2010 | Chesapeake Operating, Inc. | Don Jernigan #2HH | 9,000 | 25134023 |
| 697423Amendment | Jun 11, 2010 | Jun 11, 2010 | Chesapeake Operating, Inc. | Don Jernigan #2HH | 9,000 | 25134023 |
| 697423Amendment | Jun 11, 2010 | Jun 11, 2010 | Chesapeake Operating, Inc. | Don Jernigan #2HH | 9,000 | 25134023 |
| 697422 | Jun 11, 2010 | Jun 11, 2010 | Chesapeake Operating, Inc. | Doc Owen #4HH | 9,000 | 25134022 |
| 697420 | Jun 11, 2010 | Jun 11, 2010 | Chesapeake Operating, Inc. | Little Hoss 3 #L 3HH | 9,000 | 25134021 |
| 697420Amendment | Jun 11, 2010 | Jun 11, 2010 | Chesapeake Operating, Inc. | Little Hoss 3 #L 3HH | 10,200 | 25134021 |
| 697229 | Jun 10, 2010 | Jun 10, 2010 | Chesapeake Operating, Inc. | Jeffress #1HH | 9,000 | 25134018 |
| 697232 | Jun 9, 2010 | Jun 9, 2010 | Chesapeake Operating, Inc. | Jeffress #3HH | 9,000 | 25134020 |
| 697232Amendment | Jun 9, 2010 | Jun 9, 2010 | Chesapeake Operating, Inc. | Jeffress #3HH | 9,000 | 25134020 |
| 697232Amendment | Jun 9, 2010 | Jun 9, 2010 | Chesapeake Operating, Inc. | Jeffress #3HH | 9,000 | 25134020 |
| 697230 | Jun 9, 2010 | Jun 9, 2010 | Chesapeake Operating, Inc. | Jeffress #2HH | 9,000 | 25134019 |
| 697230Amendment | Jun 9, 2010 | Jun 9, 2010 | Chesapeake Operating, Inc. | Jeffress #2HH | 9,000 | 25134019 |
| 697161 | Jun 8, 2010 | Jun 8, 2010 | XTO Energy Inc. | HRS Jimenez Unit #6HH | 10,000 | 25134017 |
| 697161Amendment | Jun 8, 2010 | Jun 8, 2010 | XTO Energy Inc. | HRS Jimenez Unit #6HH | 10,000 | 25134017 |
| 697161Amendment | Jun 8, 2010 | Jun 8, 2010 | XTO Energy Inc. | HRS Jimenez Unit #6HH | 10,000 | 25134017 |
| 697157 | Jun 8, 2010 | Jun 8, 2010 | EOG Resources, Inc. | Geren #21HH | 8,999 | 25134016 |
| 697154 | Jun 8, 2010 | Jun 8, 2010 | XTO Energy Inc. | HRS Jimenez Unit #3HH | 10,000 | 25134015 |
| 697154Amendment | Jun 8, 2010 | Jun 8, 2010 | XTO Energy Inc. | HRS Jimenez Unit #3HH | 10,000 | 25134015 |
| 697005 | Jun 7, 2010 | Jun 7, 2010 | Chesapeake Operating, Inc. | Manuel Labor #6HH | 9,000 | 25134013 |
| 696997 | Jun 7, 2010 | Jun 7, 2010 | EOG Resources, Inc. | Southard Farms Psa #8HH | 8,999 | 25134012 |
| 696997Amendment | Jun 7, 2010 | Jun 7, 2010 | EOG Resources, Inc. | Southard Farms (Psa) #8HH | 8,999 | 25134012 |
| 695237 | Jun 7, 2010 | Jun 7, 2010 | Devon Energy Production Co, L.P. | Gatlin, Winston #8HH | 9,000 | 25133993 |
| 695129 | Jun 7, 2010 | Jun 7, 2010 | Devon Energy Production Co, L.P. | Gatlin-Lyne (SA) #2HH | 9,000 | 25133988 |
| 696968 | Jun 4, 2010 | Jun 4, 2010 | EOG Resources, Inc. | Southard Farms (Psa) #7HH | 8,999 | 25134011 |
| 696968Amendment | Jun 4, 2010 | Jun 4, 2010 | EOG Resources, Inc. | Southard Farms (Psa) #7HH | 8,999 | 25134011 |
| 696870 | Jun 4, 2010 | Jun 4, 2010 | Titan Operating, LLC | Mendez Unit #1HH | 8,000 | 25134014 |
| 696679 | Jun 3, 2010 | Jun 3, 2010 | EOG Resources, Inc. | Southard Farms (Psa) #6HH | 8,999 | 25134005 |
| 696679Amendment | Jun 3, 2010 | Jun 3, 2010 | EOG Resources, Inc. | Southard Farms (Psa) #6HH | 8,999 | 25134005 |
| 696896 | Jun 2, 2010 | Jun 2, 2010 | Chesapeake Operating, Inc. | Lakeview #4HH | 9,000 | 25134010 |
| 696886 | Jun 2, 2010 | Jun 2, 2010 | Chesapeake Operating, Inc. | Little Hoss 7 #G 2HH | 9,000 | 25134009 |
| 696824 | Jun 2, 2010 | Jun 2, 2010 | Chesapeake Operating, Inc. | Little Hoss #X 9HH | 9,000 | 25134008 |
| 696822 | Jun 1, 2010 | Jun 1, 2010 | Chesapeake Operating, Inc. | Little Hoss #X 7HH | 9,000 | 25134007 |
| 696775 | Jun 1, 2010 | Jun 1, 2010 | Chesapeake Operating, Inc. | Deann #7HH | 9,000 | 25134006 |
| 696775Amendment | Jun 1, 2010 | Jun 1, 2010 | Chesapeake Operating, Inc. | Deann #7HH | 9,000 | 25134006 |
| 696775Amendment | Jun 1, 2010 | Jun 1, 2010 | Chesapeake Operating, Inc. | Deann #7HH | 9,000 | 25134006 |
| 696775Amendment | Jun 1, 2010 | Jun 1, 2010 | Chesapeake Operating, Inc. | Deann #7HH | 9,000 | 25134006 |
| 696458 | May 25, 2010 | May 25, 2010 | Chesapeake Operating, Inc. | Charles Barker #3HH | 9,000 | 25134003 |
| 696457 | May 25, 2010 | May 25, 2010 | Chesapeake Operating, Inc. | Charles Barker #2HH | 9,000 | 25134004 |
| 694941 | May 21, 2010 | May 21, 2010 | Chesapeake Operating, Inc. | Fielderdale #5HH | 9,000 | 25133986 |
| 696062 | May 18, 2010 | May 18, 2010 | EOG Resources, Inc. | Richardson Kolar Psa #4HH | 8,999 | 25134002 |
| 695772 | May 18, 2010 | May 18, 2010 | Chesapeake Operating, Inc. | Doc Owen #3HH | 11,000 | 25134000 |
| 695772Amendment | May 18, 2010 | May 18, 2010 | Chesapeake Operating, Inc. | Doc Owen #3HH | 11,000 | 25134000 |
| 695984 | May 17, 2010 | May 17, 2010 | Chesapeake Operating, Inc. | Old Town #3HH | 9,000 | 25134001 |
| 695984Amendment | May 17, 2010 | May 17, 2010 | Chesapeake Operating, Inc. | Old Town #3HH | 9,000 | 25134001 |
| 695716 | May 11, 2010 | May 11, 2010 | XTO Energy Inc. | Williams Smith Unit #B 2HH | 10,000 | 25133999 |
| 695716Amendment | May 11, 2010 | May 11, 2010 | XTO Energy Inc. | Williams Smith Unit #B 2HH | 10,000 | 25133999 |
| 694375 | May 11, 2010 | May 11, 2010 | Chesapeake Operating, Inc. | Fielderdale #6HH | 9,000 | 25133973 |
| 694374 | May 11, 2010 | May 11, 2010 | Chesapeake Operating, Inc. | Fielderdale #3HH | 9,000 | 25133981 |
| 694373 | May 11, 2010 | May 11, 2010 | Chesapeake Operating, Inc. | Fielderdale #2HH | 9,000 | 25133975 |
| 695588 | May 7, 2010 | May 7, 2010 | Chesapeake Operating, Inc. | Little Hoss #E 4HH | 9,000 | 25133998 |
| 695586 | May 7, 2010 | May 7, 2010 | Chesapeake Operating, Inc. | Little Hoss #E 2HH | 9,000 | 25133997 |
| 695120 | May 7, 2010 | May 7, 2010 | Devon Energy Production Co, L.P. | Gatlin-Lyne (SA) #1HH | 9,000 | 25133987 |
| 695503 | May 6, 2010 | May 6, 2010 | XTO Energy Inc. | Gafford Unit #A 4HH | 10,000 | 25133996 |
| 695503Amendment | May 6, 2010 | May 6, 2010 | XTO Energy Inc. | Gafford Unit #A 4HH | 11,000 | 25133996 |
| 695401 | May 4, 2010 | May 4, 2010 | Titan Operating, LLC | Vardeman Unit #1HH | 8,000 | 25133995 |
| 695232 | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #5HH | 9,000 | 25133994 |
| 695232Amendment | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #5HH | 9,000 | 25133994 |
| 695230 | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #4HH | 9,000 | 25133992 |
| 695230Amendment | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #4HH | 9,000 | 25133992 |
| 695227 | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #3HH | 9,000 | 25133990 |
| 695227Amendment | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #3HH | 9,000 | 25133990 |
| 695225 | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #2HH | 9,000 | 25133991 |
| 695225Amendment | Apr 30, 2010 | Apr 30, 2010 | Devon Energy Production Co, L.P. | Howard, William #2HH | 9,000 | 25133991 |
| 695207 | Apr 30, 2010 | Apr 30, 2010 | XTO Energy Inc. | Weatherby Unit #6HH | 10,000 | 25133989 |
| 695207Amendment | Apr 30, 2010 | Apr 30, 2010 | XTO Energy Inc. | Weatherby Unit #6HH | 10,000 | 25133989 |
| 694932 | Apr 26, 2010 | Apr 26, 2010 | Chesapeake Operating, Inc. | Little Hoss 7 #H 4HH | 9,000 | 25133984 |
| 694929 | Apr 26, 2010 | Apr 26, 2010 | Chesapeake Operating, Inc. | Little Hoss 7 #H 2HH | 9,000 | 25133983 |
| 694933 | Apr 23, 2010 | Apr 23, 2010 | Chesapeake Operating, Inc. | Little Hoss 7 #H 6HH | 9,000 | 25133985 |
| 694214 | Apr 20, 2010 | Apr 20, 2010 | Devon Energy Production Co, L.P. | Graham, Joy #2HH | 9,000 | 25133982 |