| 688263 | Dec 10, 2009 | Dec 10, 2009 | Salida Exploration, LLC | Roche #4R | 7,800 | 39132941 |
| 687728 | Nov 25, 2009 | Nov 25, 2009 | Acock/Anaqua Operating Co., LP | Miguelita Scanio #23 | 8,200 | 39132939 |
| 687805 | Nov 24, 2009 | Nov 24, 2009 | Hilcorp Energy Company | W. J. Fox "A" #48 | 8,172 | 39132702 |
| 687429 | Nov 20, 2009 | Nov 20, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #Q202 | 5,925 | 39101488 |
| 687410 | Nov 20, 2009 | Nov 20, 2009 | Cambrian Management, Ltd. | Fannie V.W. Heard #25 | 4,490 | 39131167 |
| 687240 | Nov 19, 2009 | Nov 19, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #P107 | 5,840 | 39101396 |
| 687341 | Nov 17, 2009 | Nov 17, 2009 | Charro Operating, L.L.C. | R. Jowers Unit #1 | 6,200 | 39132938 |
| 687336 | Nov 17, 2009 | Nov 17, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D195 | 4,663 | 39132662 |
| 687242 | Nov 16, 2009 | Nov 16, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #P120 | 5,840 | 39101399 |
| 687140 | Nov 16, 2009 | Nov 16, 2009 | Hilcorp Energy Company | Thomas O'Connor "C" #22 | 5,925 | 39101135 |
| 686765 | Nov 16, 2009 | Nov 16, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #P138 | 6,017 | 39130335 |
| 687141 | Nov 13, 2009 | Nov 13, 2009 | Hilcorp Energy Company | Clement Heard #31 | 7,850 | 39131948 |
| 687141Amendment | Nov 13, 2009 | Nov 13, 2009 | Hilcorp Energy Company | Clement Heard #31 | 7,850 | 39131948 |
| 687141Amendment | Nov 13, 2009 | Nov 13, 2009 | Hilcorp Energy Company | Clement Heard #31 | 7,850 | 39131948 |
| 687118 | Nov 13, 2009 | Nov 13, 2009 | Hilcorp Energy Company | Thomas O'Connor "C" #3G | 5,900 | 39101140 |
| 687118Amendment | Nov 13, 2009 | Nov 13, 2009 | Hilcorp Energy Company | Thomas O'Connor "C" #3G | 5,900 | 39101140 |
| 687118Amendment | Nov 13, 2009 | Nov 13, 2009 | Hilcorp Energy Company | Thomas O'Connor 'C' #3G | 5,900 | 39101140 |
| 687084 | Nov 13, 2009 | Nov 13, 2009 | Hilcorp Energy Company | Thomas O'Connor "C" #12 | 5,925 | 39101562 |
| 686952 | Nov 5, 2009 | Nov 5, 2009 | T - C Oil Company | O'Connor -H- #H 33 | 5,000 | 39132937 |
| 686911 | Nov 5, 2009 | Nov 5, 2009 | T - C Oil Company | River Ranch -a-/Williams State U #10 | 5,000 | 39132936 |
| 686764 | Nov 3, 2009 | Nov 3, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #Q722 | 6,799 | 39132709 |
| 686764Amendment | Nov 3, 2009 | Nov 3, 2009 | Hilcorp Energy Company | Annie Reilly #22 | 6,799 | 39132709 |
| 686740 | Nov 2, 2009 | Nov 2, 2009 | Hilcorp Energy Company | M. F. Lambert #106 | 5,825 | 39101395 |
| 686726 | Oct 30, 2009 | Oct 30, 2009 | Hilcorp Energy Company | Lambert Gas Unit #118 | 5,835 | 39101494 |
| 686707 | Oct 30, 2009 | Oct 30, 2009 | Remora Management, LLC | Marberry "B" #5 | 5,400 | 39132808 |
| 686691 | Oct 28, 2009 | Oct 28, 2009 | Hilcorp Energy Company | Lambert Gas Unit #15 | 6,507 | 39101210 |
| 686132 | Oct 14, 2009 | Oct 14, 2009 | Coastal Plains Exploration, LLC | Rooke B #1 | 7,100 | 39132935 |
| 685925 | Oct 14, 2009 | Oct 14, 2009 | Hilcorp Energy Company | Thomas O'Connor "B" #56 | 8,500 | 39132934 |
| 685925Amendment | Oct 14, 2009 | Oct 14, 2009 | Hilcorp Energy Company | Thomas O'Connor "B" #56 | 8,500 | 39132934 |
| 685925Amendment | Oct 14, 2009 | Oct 14, 2009 | Hilcorp Energy Company | Thomas O'Connor "B" #56 | 8,500 | 39132934 |
| 685862 | Oct 12, 2009 | Oct 12, 2009 | Hilcorp Energy Company | J. Hynes #A 1 | 7,316 | 39101249 |
| 685810 | Oct 8, 2009 | Oct 8, 2009 | Hilcorp Energy Company | J. Hynes #D 1 | 7,553 | 39101107 |
| 685843 | Oct 7, 2009 | Oct 7, 2009 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #1 | 5,968 | 39100671 |
| 685726 | Oct 2, 2009 | Oct 2, 2009 | Hilcorp Energy Company | W. J. Fox "A" #20 | 7,300 | 39101284 |
| 685726Amendment | Oct 2, 2009 | Oct 2, 2009 | Hilcorp Energy Company | W. J. Fox "A" #20 | 7,300 | 39101284 |
| 685714 | Oct 2, 2009 | Oct 2, 2009 | Hilcorp Energy Company | W. J. Fox 'A' #42 | 7,514 | 39130545 |
| 685714Amendment | Oct 2, 2009 | Oct 2, 2009 | Hilcorp Energy Company | W. J. Fox 'A' #42 | 7,514 | 39130545 |
| 685702 | Oct 2, 2009 | Oct 2, 2009 | Hilcorp Energy Company | Ira Heard "A" #4 | 5,942 | 39100739 |
| 685712 | Oct 1, 2009 | Oct 1, 2009 | Hilcorp Energy Company | M. F. Lambert #213 | 8,311 | 39132723 |
| 685712Amendment | Oct 1, 2009 | Oct 1, 2009 | Hilcorp Energy Company | M. F. Lambert #213 | 8,311 | 39132723 |
| 685707 | Oct 1, 2009 | Oct 1, 2009 | Hilcorp Energy Company | Tom O'Connor (4150 Ft. Sd.) Unit #W807A | 5,923 | 39100421 |
| 685707Amendment | Oct 1, 2009 | Oct 1, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #7 | 5,923 | 39100421 |
| 685671 | Oct 1, 2009 | Oct 1, 2009 | Hilcorp Energy Company | Claude E. Heard et Al #28 | 6,500 | 39100642 |
| 685601 | Sep 30, 2009 | Sep 30, 2009 | Hilcorp Energy Company | Mary Claire Bauer et Vir #10 | 6,688 | 39130128 |
| 685601Amendment | Sep 30, 2009 | Sep 30, 2009 | Hilcorp Energy Company | Mary Claire Bauer et Vir #10 | 6,688 | 39130128 |
| 685614 | Sep 29, 2009 | Sep 29, 2009 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W701B | 5,930 | 39100762 |
| 685567 | Sep 29, 2009 | Sep 29, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #31 | 5,925 | 39100439 |
| 685571 | Sep 28, 2009 | Sep 28, 2009 | T - C Oil Company | River Ranch -B- #1 | 5,000 | 39132933 |
| 685564 | Sep 28, 2009 | Sep 28, 2009 | Hilcorp Energy Company | Ira Heard "A" #14 | 7,700 | 39130158 |
| 685560 | Sep 28, 2009 | Sep 28, 2009 | Hilcorp Energy Company | Annie Reilly et Vir #14 | 6,745 | 39130190 |
| 685558 | Sep 28, 2009 | Sep 28, 2009 | T - C Oil Company | Clay Pasture -B- State Unit #14 | 5,000 | 39132932 |
| 685536 | Sep 28, 2009 | Sep 28, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #P046 | 5,850 | 39101384 |
| 685542 | Sep 25, 2009 | Sep 25, 2009 | Kebo Oil & Gas, Inc. | Thelma Heard #11 | 5,000 | 39132931 |
| 685403 | Sep 24, 2009 | Sep 24, 2009 | SE USA Operating, Inc. | Schirmer, Henry #8 | 4,570 | 39103616 |
| 685215 | Sep 17, 2009 | Sep 17, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #Q120 | 8,200 | 39132930 |
| 685215Amendment | Sep 17, 2009 | Sep 17, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #Q120 | 6,400 | 39132930 |
| 685127 | Sep 17, 2009 | Sep 17, 2009 | Hilcorp Energy Company | Mary F. Lambert "EA" #A 8 | 5,950 | 39130315 |
| 684638 | Sep 17, 2009 | Sep 17, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D 23 | 6,200 | 39100212 |
| 685011 | Sep 15, 2009 | Sep 15, 2009 | Hilcorp Energy Company | Mary F. Lambert "E" #E 4 | 6,010 | 39130230 |
| 685011Amendment | Sep 15, 2009 | Sep 15, 2009 | Hilcorp Energy Company | Mary F. Lambert "E" #E 4 | 6,010 | 39130230 |
| 684976 | Sep 14, 2009 | Sep 14, 2009 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #3102WB | 6,091 | 39131592 |
| 684976Amendment | Sep 14, 2009 | Sep 14, 2009 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #102 | 6,091 | 39131592 |
| 684935 | Sep 11, 2009 | Sep 11, 2009 | Acock/Anaqua Operating Co., LP | Scanio Shelton #3 | 7,000 | 39132642 |
| 684931 | Sep 11, 2009 | Sep 11, 2009 | Pool Operating Corporation | Barber Ranch Ltd #3H | 7,300 | 39132928 |
| 684847 | Sep 8, 2009 | Sep 8, 2009 | T - C Oil Company | River Ranch -a-/Williams State U #9 | 5,000 | 39132927 |
| 684650 | Sep 8, 2009 | Sep 8, 2009 | Hilcorp Energy Company | Lambert Gas Unit #144 | 4,535 | 39131289 |
| 684650Amendment | Sep 8, 2009 | Sep 8, 2009 | Hilcorp Energy Company | Lambert Gas Unit #144 | 4,535 | 39131289 |
| 684400 | Sep 4, 2009 | Sep 4, 2009 | Salida Exploration, LLC | Roche #9 | 7,800 | 39132926 |
| 684605 | Sep 2, 2009 | Sep 2, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D165 | 4,652 | 39132507 |
| 684682 | Sep 1, 2009 | Sep 1, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D 83 | 7,563 | 39130347 |
| 684653 | Sep 1, 2009 | Sep 1, 2009 | Hilcorp Energy Company | Lambert Gas Unit #130 | 4,461 | 39103913 |
| 684646 | Sep 1, 2009 | Sep 1, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D 98 | 8,171 | 39131247 |
| 684646Amendment | Sep 1, 2009 | Sep 1, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D 98 | 8,171 | 39131247 |
| 684570 | Aug 28, 2009 | Aug 28, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D148 | 5,907 | 39131865 |
| 684569 | Aug 28, 2009 | Aug 28, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D150 | 5,885 | 39131949 |
| 684485 | Aug 28, 2009 | Aug 28, 2009 | Hilcorp Energy Company | Tom O'Connor (5730 Ft. Sd.) Unit #B 20 | 5,919 | 39100522 |
| 684265 | Aug 21, 2009 | Aug 21, 2009 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #81 | 4,515 | 39103791 |
| 684259 | Aug 21, 2009 | Aug 21, 2009 | Hilcorp Energy Company | Clement Heard #35 | 6,200 | 39132518 |
| 684183 | Aug 20, 2009 | Aug 20, 2009 | Hilcorp Energy Company | J. Hynes #3B | 7,500 | 39101247 |
| 684147 | Aug 20, 2009 | Aug 20, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #P159 | 6,215 | 39132700 |
| 684187 | Aug 19, 2009 | Aug 19, 2009 | Acock/Anaqua Operating Co., LP | Scanio Shelton #8 | 7,200 | 39132925 |
| 684180 | Aug 19, 2009 | Aug 19, 2009 | Hilcorp Energy Company | J. Hynes #1B | 7,500 | 39101105 |
| 684062 | Aug 17, 2009 | Aug 17, 2009 | Hilcorp Energy Company | Thomas O'Connor "B" #54 | 8,500 | 39132923 |
| 684062Amendment | Aug 17, 2009 | Aug 17, 2009 | Hilcorp Energy Company | Thomas O'Connor "B" #54 | 8,500 | 39132923 |
| 684064 | Aug 14, 2009 | Aug 14, 2009 | Hilcorp Energy Company | Thomas O'Connor "B" #55 | 6,500 | 39132924 |
| 684064Amendment | Aug 14, 2009 | Aug 14, 2009 | Hilcorp Energy Company | Thomas O'Connor "B" #55 | 6,500 | 39132924 |
| 683993 | Aug 12, 2009 | Aug 12, 2009 | Charro Operating, L.L.C. | Vincent #1 | 5,600 | 39132922 |
| 683614 | Aug 12, 2009 | Aug 12, 2009 | Hilcorp Energy Company | Ira Heard "B" #16 | 6,754 | 39130235 |
| 683593 | Aug 11, 2009 | Aug 11, 2009 | Hilcorp Energy Company | Maude Williams et al "B" #14 | 5,915 | 39100516 |
| 683860 | Aug 10, 2009 | Aug 10, 2009 | Hilcorp Energy Company | Lambert Gas Unit #214 | 9,000 | 39132794 |
| 683377 | Aug 7, 2009 | Aug 7, 2009 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W521B | 7,810 | 39130204 |
| 683610 | Aug 6, 2009 | Aug 6, 2009 | Hilcorp Energy Company | Tom O'Connor (5730 Ft. Sd.) Unit #A 52 | 5,917 | 39100451 |
| 683607 | Aug 5, 2009 | Aug 5, 2009 | Hilcorp Energy Company | Tom O'CONNOR(5600 Foot Sand)unit #W524B | 7,808 | 39131588 |
| 683599 | Aug 5, 2009 | Aug 5, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #40 | 5,925 | 39100448 |
| 683565 | Aug 5, 2009 | Aug 5, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #H001G | 6,000 | 39101449 |
| 683301 | Aug 5, 2009 | Aug 5, 2009 | Christopher Oil & Gas Inc | Crews #3 | 8,050 | 39132505 |
| 683496 | Aug 4, 2009 | Aug 4, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D 88 | 8,000 | 39130424 |
| 683496Amendment | Aug 4, 2009 | Aug 4, 2009 | Hilcorp Energy Company | Maude Williams et al "A" #D 88 | 8,000 | 39130424 |
| 683469 | Aug 3, 2009 | Aug 3, 2009 | Hilcorp Energy Company | Mrs. Fannie V. W. Heard #46 | 5,923 | 39100568 |
| 683466 | Aug 3, 2009 | Aug 3, 2009 | Hilcorp Energy Company | Tom O'Connor (5800 SD) Fld. Unit #Q348 | 5,925 | 39100570 |