| 710211 | Feb 16, 2011 | Feb 16, 2011 | BTA Oil Producers, LLC | 8411 JV-P Block -5- #2 | 11,600 | 00342664 |
| 710085 | Feb 16, 2011 | Feb 16, 2011 | Myco Industries, Inc. | University 5-40 #6 | 13,000 | 00342666 |
| 710084 | Feb 16, 2011 | Feb 16, 2011 | Pioneer Natural Res. USA, Inc. | University "7-6" #5 | 11,600 | 00342668 |
| 710084Amendment | Feb 16, 2011 | Feb 16, 2011 | Pioneer Natural Res. USA, Inc. | University '7-6' #5 | 11,600 | 00342668 |
| 710077 | Feb 16, 2011 | Feb 16, 2011 | Pioneer Natural Res. USA, Inc. | University '7-6' #4 | 11,630 | 00342667 |
| 710020 | Feb 16, 2011 | Feb 16, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BM' #1630 | 11,400 | 00342652 |
| 710018 | Feb 16, 2011 | Feb 16, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BM' #1631 | 11,400 | 00342653 |
| 710016 | Feb 16, 2011 | Feb 16, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BM' #1639 | 11,400 | 00342651 |
| 709828 | Feb 16, 2011 | Feb 16, 2011 | Pioneer Natural Res. USA, Inc. | University 7-6 #2 | 11,630 | 00342670 |
| 709821 | Feb 16, 2011 | Feb 16, 2011 | Texland Petroleum, L.P. | Hedberg Estate "C" #2 | 7,400 | 00342665 |
| 710175 | Feb 15, 2011 | Feb 15, 2011 | Reliance Energy, Inc. | Mabee 240A #2004 | 13,000 | 00342663 |
| 710152 | Feb 15, 2011 | Feb 15, 2011 | Sandridge Expl. and Prod., LLC | University Southern Minerals #15 | 8,100 | 00342662 |
| 710101 | Feb 15, 2011 | Feb 15, 2011 | Devon Energy Production Co, L.P. | Uls 5-27 #1 | 11,500 | 00342669 |
| 710101Amendment | Feb 15, 2011 | Feb 15, 2011 | Devon Energy Production Co, L.P. | Uls 5-27 #1 | 12,800 | 00342669 |
| 710101Amendment | Feb 15, 2011 | Feb 15, 2011 | Devon Energy Production Co, L.P. | Uls 5-27 #1 | 12,800 | 00342669 |
| 709963 | Feb 15, 2011 | Feb 15, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix 'a' LZS #46 | 4,900 | 00342647 |
| 710144 | Feb 14, 2011 | Feb 14, 2011 | Parallel Petroleum LLC | Shortes #10 | 5,500 | 00342650 |
| 710139 | Feb 14, 2011 | Feb 14, 2011 | Reliance Energy, Inc. | Mabee 240 #4002 | 13,000 | 00342661 |
| 710117 | Feb 14, 2011 | Feb 14, 2011 | Devon Energy Production Co, L.P. | Uls 5-22 #6 | 11,500 | 00342660 |
| 710114 | Feb 14, 2011 | Feb 14, 2011 | Devon Energy Production Co, L.P. | Uls 5-22 #5 | 11,500 | 00342659 |
| 710107 | Feb 14, 2011 | Feb 14, 2011 | Reliance Energy, Inc. | Mabee 240C #124 | 13,000 | 00342649 |
| 710065 | Feb 14, 2011 | Feb 14, 2011 | Devon Energy Production Co, L.P. | Uls 5-26 #3 | 11,500 | 00342643 |
| 710054 | Feb 14, 2011 | Feb 14, 2011 | Devon Energy Production Co, L.P. | Uls 5-24 #3 | 11,500 | 00342658 |
| 710048 | Feb 14, 2011 | Feb 14, 2011 | Devon Energy Production Co, L.P. | Uls 5-23 #2 | 11,500 | 00342641 |
| 709955 | Feb 14, 2011 | Feb 14, 2011 | Apache Corporation | Westbrook Oil Corp #22 | 9,308 | 00310435 |
| 710008 | Feb 11, 2011 | Feb 11, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BM' #1632 | 11,400 | 00342637 |
| 710007 | Feb 11, 2011 | Feb 11, 2011 | Fasken Oil and Ranch, Ltd. | Fee 'BM' #1640 | 11,400 | 00342636 |
| 710005 | Feb 11, 2011 | Feb 11, 2011 | Williams, Clayton Energy, Inc. | Foreman '29-32' #4 | 11,600 | 00342640 |
| 710003 | Feb 11, 2011 | Feb 11, 2011 | Reliance Energy, Inc. | Mabee 240C #122 | 13,000 | 00342639 |
| 709999 | Feb 11, 2011 | Feb 11, 2011 | Williams, Clayton Energy, Inc. | Foreman '29-32' #2 | 11,600 | 00342642 |
| 709980 | Feb 11, 2011 | Feb 11, 2011 | OXY USA WTP LP | North Dollarhide Unit #348 | 8,700 | 00342638 |
| 709966 | Feb 11, 2011 | Feb 11, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix 'a' LZS #47 | 4,900 | 00342648 |
| 709959 | Feb 11, 2011 | Feb 11, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix 'a' LZS #45 | 4,900 | 00342646 |
| 709958 | Feb 11, 2011 | Feb 11, 2011 | Sandridge Expl. and Prod., LLC | Munger Nix 'a' LZS #44 | 4,900 | 00342645 |
| 709683 | Feb 11, 2011 | Feb 11, 2011 | Sandridge Expl. and Prod., LLC | Ashton #15 | 4,900 | 00342633 |
| 709680 | Feb 11, 2011 | Feb 11, 2011 | Sandridge Expl. and Prod., LLC | Ashton-NWS #11 | 4,900 | 00342644 |
| 709677 | Feb 11, 2011 | Feb 11, 2011 | Sandridge Expl. and Prod., LLC | Ashton #11 | 4,900 | 00342631 |
| 709925 | Feb 10, 2011 | Feb 10, 2011 | Parallel Petroleum LLC | Cothes #4 | 5,500 | 00342635 |
| 709923 | Feb 10, 2011 | Feb 10, 2011 | Parallel Petroleum LLC | Cothes 'A' #2 | 5,500 | 00342634 |
| 709523 | Feb 10, 2011 | Feb 10, 2011 | Samson Lone Star, LLC | University 1-26 #1 | 11,500 | 00342632 |
| 707668 | Feb 10, 2011 | Feb 10, 2011 | Williams, Clayton Energy, Inc. | Andrews University 28 #10 | 11,500 | 00342435 |
| 707589 | Feb 10, 2011 | Feb 10, 2011 | Pioneer Natural Res. USA, Inc. | University "7-23" #6 | 11,650 | 00342432 |
| 707589Amendment | Feb 10, 2011 | Feb 10, 2011 | Pioneer Natural Res. USA, Inc. | University '7-23' #6 | 11,650 | 00342432 |
| 707586 | Feb 10, 2011 | Feb 10, 2011 | Pioneer Natural Res. USA, Inc. | University "7-23" #5 | 11,650 | 00342431 |
| 707586Amendment | Feb 10, 2011 | Feb 10, 2011 | Pioneer Natural Res. USA, Inc. | University '7-23' #5 | 11,650 | 00342431 |
| 709945 | Feb 9, 2011 | Feb 9, 2011 | Williams, Clayton Energy, Inc. | Andrews University 41-32 #8 | 11,500 | 00342629 |
| 709943 | Feb 9, 2011 | Feb 9, 2011 | Williams, Clayton Energy, Inc. | Andrews University 41-32 #6 | 11,500 | 00342627 |
| 709941 | Feb 9, 2011 | Feb 9, 2011 | Williams, Clayton Energy, Inc. | Andrews University 41-32 #4 | 11,500 | 00342625 |
| 709940 | Feb 9, 2011 | Feb 9, 2011 | Williams, Clayton Energy, Inc. | Andrews University 41-32 #3 | 11,500 | 00342624 |
| 709939 | Feb 9, 2011 | Feb 9, 2011 | Williams, Clayton Energy, Inc. | Andrews University 41-32 #2 | 11,500 | 00342623 |
| 709938 | Feb 9, 2011 | Feb 9, 2011 | Williams, Clayton Energy, Inc. | Andrews University 41-32 #1 | 11,500 | 00342622 |
| 709841 | Feb 9, 2011 | Feb 9, 2011 | Williams, Clayton Energy, Inc. | Covington '33' #3 | 11,600 | 00342621 |
| 709609 | Feb 9, 2011 | Feb 9, 2011 | Robertson Resources, Inc. | B&W #2704 | 9,000 | 00342617 |
| 709484 | Feb 9, 2011 | Feb 9, 2011 | Sandridge Expl. and Prod., LLC | Thornberry 813 #6 | 4,900 | 00342620 |
| 709477 | Feb 9, 2011 | Feb 9, 2011 | Sandridge Expl. and Prod., LLC | Thornberry 13A #5 | 4,900 | 00342619 |
| 709475 | Feb 9, 2011 | Feb 9, 2011 | Sandridge Expl. and Prod., LLC | Thornberry 13A #4 | 4,900 | 00342618 |
| 709474 | Feb 9, 2011 | Feb 9, 2011 | Sandridge Expl. and Prod., LLC | Sun #5 | 4,900 | 00342630 |
| 709413 | Feb 9, 2011 | Feb 9, 2011 | Energen Resources Corporation | West Fuhrman Mascho Unit #2418 | 4,900 | 00342616 |
| 709048 | Feb 9, 2011 | Feb 9, 2011 | Samson Lone Star, LLC | University 'B' 1-20 #1 | 11,400 | 00342591 |
| 707235 | Feb 9, 2011 | Feb 9, 2011 | Pioneer Natural Res. USA, Inc. | University '7-18' #6 | 11,600 | 00342427 |
| 709786 | Feb 8, 2011 | Feb 8, 2011 | Williams, Clayton Energy, Inc. | Andrews University 25-5 #3 | 11,800 | 00342612 |
| 709785 | Feb 8, 2011 | Feb 8, 2011 | Williams, Clayton Energy, Inc. | Andrews University 25-5 #2 | 11,800 | 00342611 |
| 709783 | Feb 8, 2011 | Feb 8, 2011 | Williams, Clayton Energy, Inc. | Andrews University 25-5 #1 | 11,800 | 00342610 |
| 709773 | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | State Shosid #5 | 7,750 | 00342609 |
| 709773Amendment | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | State Shosid #5 | 8,150 | 00342609 |
| 709770 | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | State Shosid #4 | 7,750 | 00342608 |
| 709770Amendment | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | State Shosid #4 | 8,150 | 00342608 |
| 709767 | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | State Shosid #3 | 8,150 | 00342607 |
| 709734 | Feb 8, 2011 | Feb 8, 2011 | Reliance Energy, Inc. | Mabee 240C #1104 | 13,000 | 00342604 |
| 709335 | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | King -B- #12 | 4,900 | 00342615 |
| 709334 | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | Thornberry -F- #20 | 4,900 | 00342614 |
| 709300 | Feb 8, 2011 | Feb 8, 2011 | Sandridge Expl. and Prod., LLC | MA Thornberry et al Est NWS #12 | 4,900 | 00342613 |
| 709700 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | University 13-45 #4 | 7,300 | 00342597 |
| 709688 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | University Consolidated Xii #4519 | 7,300 | 00342595 |
| 709688Amendment | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | University Consolidated Xii #4519 | 7,300 | 00342595 |
| 709317 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | Corrigan #19 | 4,900 | 00342605 |
| 709315 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | Corrigan #18 | 4,900 | 00342603 |
| 709313 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | King -B- #13 | 4,900 | 00342600 |
| 709309 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | Argo Knight #13 | 4,900 | 00342599 |
| 709307 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | Thornberry-NWS #36 | 4,900 | 00342602 |
| 709306 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | Argo #15 | 4,900 | 00342601 |
| 709305 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | Thornberry-NWS #35 | 4,900 | 00342598 |
| 709281 | Feb 7, 2011 | Feb 7, 2011 | Chevron Midcontinent, L.P. | Brangus University #3 | 8,500 | 00338565 |
| 708836 | Feb 7, 2011 | Feb 7, 2011 | Sandridge Expl. and Prod., LLC | Thornberry '4' #19 | 4,900 | 00342606 |
| 709699 | Feb 4, 2011 | Feb 4, 2011 | Sandridge Expl. and Prod., LLC | University 13-45 #3 | 7,300 | 00342596 |
| 707701 | Feb 4, 2011 | Feb 4, 2011 | Apache Corporation | Westbrook Oil Corp. #37 | 9,400 | 00336832 |
| 709563 | Feb 3, 2011 | Feb 3, 2011 | Conocophillips Company | University Andrews #201 | 7,500 | 00342594 |
| 709541 | Feb 3, 2011 | Feb 3, 2011 | Sloan Petroleum Inc. | Lucky #1 | 10,900 | 00342593 |
| 709541Amendment | Feb 3, 2011 | Feb 3, 2011 | Sloan Petroleum Inc. | Lucky #1 | 10,550 | 00342593 |
| 709522 | Feb 3, 2011 | Feb 3, 2011 | Conocophillips Company | University Andrews #196 | 7,500 | 00342592 |
| 709088 | Feb 3, 2011 | Feb 3, 2011 | Williams, Clayton Energy, Inc. | Covington "33" #6 | 11,600 | 00342569 |
| 709086 | Feb 3, 2011 | Feb 3, 2011 | Williams, Clayton Energy, Inc. | Covington "33" #5 | 11,600 | 00342568 |
| 709085 | Feb 3, 2011 | Feb 3, 2011 | Williams, Clayton Energy, Inc. | Covington '33' #4 | 11,600 | 00342567 |
| 709085Amendment | Feb 3, 2011 | Feb 3, 2011 | Williams, Clayton Energy, Inc. | Covington '33' #4 | 11,600 | 00342567 |
| 709081 | Feb 3, 2011 | Feb 3, 2011 | Williams, Clayton Energy, Inc. | Covington '33' #2 | 11,600 | 00342566 |
| 709046 | Feb 3, 2011 | Feb 3, 2011 | Sandridge Expl. and Prod., LLC | Thornberry, MA Consolidated II #36 | 4,900 | 00342590 |
| 709044 | Feb 3, 2011 | Feb 3, 2011 | Sandridge Expl. and Prod., LLC | Stuckert #10 | 4,900 | 00342589 |
| 709041 | Feb 3, 2011 | Feb 3, 2011 | Sandridge Expl. and Prod., LLC | Thornberry -G- #11 | 4,900 | 00342587 |
| 709038 | Feb 3, 2011 | Feb 3, 2011 | Sandridge Expl. and Prod., LLC | Lockhart & Brown #9 | 4,900 | 00342584 |
| 708927 | Feb 3, 2011 | Feb 3, 2011 | EXL Petroleum, LP | Universityleah #4 | 11,500 | 00342578 |