| 662819 | Jun 25, 2008 | Jun 25, 2008 | OK Arena Operating Company | South Fuhrman Mascho Unit #57700340567 | 4,900 |
| 663898 | Jun 23, 2008 | Jun 23, 2008 | OK Arena Operating Company | Sfmu #910000340600 | 4,900 |
| 663888 | Jun 23, 2008 | Jun 23, 2008 | OK Arena Operating Company | Thornberry 7N #800340599 | 4,900 |
| 663821 | Jun 23, 2008 | Jun 23, 2008 | Americo Energy Resources, LLC | State FK #600301726 | 12,440 |
| 663895 | Jun 21, 2008 | Jun 21, 2008 | OK Arena Operating Company | Sfmu #910500340598 | 4,900 |
| 663863 | Jun 21, 2008 | Jun 21, 2008 | Pacesetter Energy, Inc. | Nichols Sisterload #1300340596 | 6,000 |
| 663819 | Jun 21, 2008 | Jun 21, 2008 | Americo Energy Resources, LLC | State FK #100301685 | 12,450 |
| 663799 | Jun 21, 2008 | Jun 21, 2008 | Patriot Resources, Inc. | Cross Bar Ranch #170100340595 | 12,000 |
| 663792 | Jun 21, 2008 | Jun 21, 2008 | OK Arena Operating Company | Munger Nix A #2500340594 | 4,900 |
| 663791 | Jun 21, 2008 | Jun 21, 2008 | OK Arena Operating Company | CC Cities Service A #800340593 | 4,900 |
| 663614 | Jun 21, 2008 | Jun 21, 2008 | OK Arena Operating Company | Munger Nix C #400340588 | 4,900 |
| 663611 | Jun 21, 2008 | Jun 21, 2008 | OK Arena Operating Company | Thornberry LZS #700340587 | 4,900 |
| 663609 | Jun 21, 2008 | Jun 21, 2008 | OK Arena Operating Company | Munger Nix A #2600340586 | 4,900 |
| 663549 | Jun 21, 2008 | Jun 21, 2008 | OK Arena Operating Company | Zeismer #600340585 | 4,900 |
| 664159 | Jun 20, 2008 | Jun 20, 2008 | Reliance Energy, Inc. | Mabee 240 #120100340591 | 11,500 |
| 663562 | Jun 20, 2008 | Jun 20, 2008 | Pioneer Natural Res. USA, Inc. | University '7-9' #300340583 | 10,800 |
| 663561 | Jun 19, 2008 | Jun 19, 2008 | Pioneer Natural Res. USA, Inc. | University "7-6" #300340582 | 10,800 |
| 663548 | Jun 19, 2008 | Jun 19, 2008 | OK Arena Operating Company | Munger Nix B #300340584 | 4,900 |
| 663546 | Jun 19, 2008 | Jun 19, 2008 | OK Arena Operating Company | Thorberry L #500340581 | 4,900 |
| 663312 | Jun 19, 2008 | Jun 19, 2008 | Samson Lone Star, LLC | University 6-37 #100340576 | 14,000 |
| 661855 | Jun 19, 2008 | Jun 19, 2008 | Americo Energy Resources, LLC | FV #300301701 | 12,400 |
| 663399 | Jun 18, 2008 | Jun 18, 2008 | Thompson, J. Cleo | University 8-2 #300340577 | 11,200 |
| 663398 | Jun 18, 2008 | Jun 18, 2008 | Thompson, J. Cleo | University 8-11 #300340578 | 11,200 |
| 663182 | Jun 18, 2008 | Jun 18, 2008 | Citation Oil & Gas Corp. | King, E. F. #4BR00340574 | 6,100 |
| 663178 | Jun 18, 2008 | Jun 18, 2008 | Pacesetter Energy, Inc. | University 26 #1R00340573 | 6,000 |
| 659603 | Jun 16, 2008 | Jun 16, 2008 | Chevron U. S. A. Inc. | Mabee Unit #41HH00306907 | 8,000 |
| 659523 | Jun 16, 2008 | Jun 16, 2008 | Chevron U. S. A. Inc. | Mabee Unit #626HH00336691 | 9,000 |
| 662998 | Jun 13, 2008 | Jun 13, 2008 | OK Arena Operating Company | University 5 #800340570 | 4,900 |
| 662996 | Jun 13, 2008 | Jun 13, 2008 | OK Arena Operating Company | University 5 #300340569 | 4,900 |
| 662821 | Jun 12, 2008 | Jun 12, 2008 | Conocophillips Company | Goldsmith Andector Unit #P15000340568 | 6,700 |
| 662815 | Jun 12, 2008 | Jun 12, 2008 | OK Arena Operating Company | Sfmu #59700340566 | 4,900 |
| 662814 | Jun 12, 2008 | Jun 12, 2008 | Conocophillips Company | Goldsmith Andector Unit #P 2500340565 | 6,700 |
| 662809 | Jun 12, 2008 | Jun 12, 2008 | OK Arena Operating Company | Thornberry B #800340564 | 4,900 |
| 662808 | Jun 12, 2008 | Jun 12, 2008 | OK Arena Operating Company | Thornberry K #500340563 | 4,900 |
| 662805 | Jun 12, 2008 | Jun 12, 2008 | OK Arena Operating Company | Yeager & Armstrong Caruth #200340562 | 4,900 |
| 662623 | Jun 11, 2008 | Jun 11, 2008 | Encore Operating, L.P. | Boner, J. W. "B" #900308006 | 6,190 |
| 659002Amendment | Jun 11, 2008 | Jun 11, 2008 | Pacesetter Energy, Inc. | University 14 #500340494 | 6,000 |
| 662688 | Jun 10, 2008 | Jun 10, 2008 | Samson Lone Star, LLC | University 7-5 #200340560 | 14,000 |
| 662392 | Jun 10, 2008 | Jun 10, 2008 | OK Arena Operating Company | Lindley, J. T. #800340572 | 4,900 |
| 663997 | Jun 9, 2008 | Jun 9, 2008 | Fasken Oil and Ranch, Ltd. | Fee "AI" #200340571 | 5,500 |
| 662532 | Jun 9, 2008 | Jun 9, 2008 | Pacesetter Energy, Inc. | Savage #900340558 | 6,000 |
| 662532Amendment | Jun 9, 2008 | Jun 9, 2008 | Pacesetter Energy, Inc. | Savage #900340558 | 6,000 |
| 662445 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | Brown Knight #300340551 | 4,900 |
| 662421 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | Thornberry #1300340549 | 4,900 |
| 662397 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | Lockhart & Brown A #300340548 | 4,900 |
| 662394 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | Knight #800340547 | 4,900 |
| 662388 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | Thornberry D #300340546 | 4,900 |
| 662386 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | MA Thornberry et al Est NWS #800340545 | 4,900 |
| 662384 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | Lockhart Brown Olsen #500340544 | 4,900 |
| 662382 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | MA Thornberry et al Est NWS #500340543 | 4,900 |
| 662380 | Jun 7, 2008 | Jun 7, 2008 | OK Arena Operating Company | Lockhart #900340542 | 4,900 |
| 662288 | Jun 6, 2008 | Jun 6, 2008 | Chesapeake Operating, Inc. | Mabee 'E' #3600340537 | 12,000 |
| 659880 | Jun 6, 2008 | Jun 6, 2008 | Range Production Company | Lockhart & Brown 14 #200340561 | 4,900 |
| 659810 | Jun 6, 2008 | Jun 6, 2008 | Range Production Company | Thornberry #F 900340499 | 4,900 |
| 662162 | Jun 5, 2008 | Jun 5, 2008 | Samson Lone Star, LLC | University 8-14 #100340534 | 14,000 |
| 662150 | Jun 5, 2008 | Jun 5, 2008 | OK Arena Operating Company | Lindley #300340532 | 4,900 |
| 662143 | Jun 5, 2008 | Jun 5, 2008 | OK Arena Operating Company | Corrigan #1000340533 | 4,900 |
| 662139 | Jun 5, 2008 | Jun 5, 2008 | OK Arena Operating Company | CC Lockhart & Brown AA #600340531 | 4,900 |
| 662133 | Jun 5, 2008 | Jun 5, 2008 | OK Arena Operating Company | Thornberry G #400340530 | 4,900 |
| 662126 | Jun 5, 2008 | Jun 5, 2008 | OK Arena Operating Company | M A Thornberry-Bustamonte #700340529 | 4,900 |
| 662097 | Jun 4, 2008 | Jun 4, 2008 | Samson Lone Star, LLC | University 8-12 #100340528 | 14,000 |
| 659212 | Jun 4, 2008 | Jun 4, 2008 | Range Production Company | West Fuhrman-Mascho Unit #58700340557 | 4,900 |
| 659211 | Jun 4, 2008 | Jun 4, 2008 | Range Production Company | West Fuhrman-Mascho Unit #57100340556 | 4,900 |
| 659210 | Jun 4, 2008 | Jun 4, 2008 | Range Production Company | West Fuhrman-Mascho Unit #56200340555 | 4,900 |
| 659209 | Jun 4, 2008 | Jun 4, 2008 | Range Production Company | West Fuhrman-Mascho Unit #31200340554 | 4,900 |
| 659208 | Jun 4, 2008 | Jun 4, 2008 | Range Production Company | West Fuhrman-Mascho Unit #31300340553 | 4,900 |
| 659207 | Jun 4, 2008 | Jun 4, 2008 | Range Production Company | West Fuhrman-Mascho Unit #57200340552 | 4,900 |
| 661819 | Jun 3, 2008 | Jun 3, 2008 | Devon Energy Production Co, L.P. | Lowe & Bitler -C- a/C 2 #1800340521 | 7,400 |
| 661881 | Jun 2, 2008 | Jun 2, 2008 | OK Arena Operating Company | Thornberry H #400340526 | 4,900 |
| 661854 | Jun 2, 2008 | Jun 2, 2008 | M & M Production Ltd. | University C #400340525 | 4,700 |
| 661835 | Jun 2, 2008 | Jun 2, 2008 | Devon Energy Production Co, L.P. | Lowe & Bitler -C- a/C 2 #1900340522 | 7,400 |
| 661753 | Jun 2, 2008 | Jun 2, 2008 | Williams, Clayton Energy, Inc. | Andrews University 33 #100339650 | 11,872 |
| 659205 | Jun 2, 2008 | Jun 2, 2008 | Range Production Company | West Fuhrman-Mascho Unit #41500340541 | 4,900 |
| 659204 | Jun 2, 2008 | Jun 2, 2008 | Range Production Company | West Fuhrman-Mascho Unit #41400340540 | 4,900 |
| 659203 | Jun 2, 2008 | Jun 2, 2008 | Range Production Company | West Fuhrman-Mascho Unit #56100340539 | 4,900 |
| 659201 | Jun 2, 2008 | Jun 2, 2008 | Range Production Company | West Fuhrman-Mascho Unit #56800340538 | 4,900 |
| 659200 | Jun 2, 2008 | Jun 2, 2008 | Range Production Company | West Fuhrman-Mascho Unit #57000340536 | 4,900 |
| 659199 | Jun 2, 2008 | Jun 2, 2008 | Range Production Company | West Fuhrman-Mascho Unit #58100340535 | 4,900 |
| 661816 | May 30, 2008 | May 30, 2008 | OK Arena Operating Company | Sun #1000340520 | 4,900 |
| 661813 | May 30, 2008 | May 30, 2008 | OK Arena Operating Company | Kuykendall #800340518 | 4,900 |
| 661810 | May 30, 2008 | May 30, 2008 | OK Arena Operating Company | Kuykendall #700340517 | 4,900 |
| 661809 | May 30, 2008 | May 30, 2008 | OK Arena Operating Company | Miles #500340519 | 4,900 |
| 661808 | May 30, 2008 | May 30, 2008 | OK Arena Operating Company | Limpia 14 #500340516 | 4,900 |
| 661806 | May 30, 2008 | May 30, 2008 | OK Arena Operating Company | Coopwood Eva B #300340515 | 4,900 |
| 661802 | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | Andrews University 33 #200340514 | 10,750 |
| 661802Amendment | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | Andrews University 33 #200340514 | 11,500 |
| 661801 | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | University 32 #100340513 | 10,750 |
| 661801Amendment | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | Andrews University 32 #100340513 | 11,500 |
| 661799 | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | Andrews University 29 #100340512 | 10,750 |
| 661799Amendment | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | Andrews University 29 #100340512 | 11,500 |
| 661794 | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | Andrews University 16 #100340511 | 10,750 |
| 661794Amendment | May 30, 2008 | May 30, 2008 | Williams, Clayton Energy, Inc. | Andrews University 16 #100340511 | 11,500 |
| 661138 | May 29, 2008 | May 29, 2008 | Fasken Oil and Ranch, Ltd. | Fee 'AI' #100338517 | 5,100 |
| 661390 | May 28, 2008 | May 28, 2008 | M & M Production Ltd. | University C #300340523 | 4,700 |
| 661874 | May 27, 2008 | May 27, 2008 | Burleson, Lewis B. Inc. | University 5-25 #100340527 | 11,500 |
| 661312 | May 27, 2008 | May 27, 2008 | Pacesetter Energy, Inc. | Universtiy Block 14 Consolidated #250900340510 | 6,000 |
| 659637 | May 23, 2008 | May 23, 2008 | Range Production Company | Lockhart & Brown 17 #100306513 | 4,610 |
| 661116 | May 22, 2008 | May 22, 2008 | Samson Lone Star, LLC | University 7-20 #400340506 | 14,000 |
| 661120 | May 21, 2008 | May 21, 2008 | Samson Lone Star, LLC | University 7-21 #400340507 | 14,000 |
| 661118 | May 21, 2008 | May 21, 2008 | Samson Lone Star, LLC | University 7-21 #300340509 | 14,000 |