| 619585 | May 23, 2006 | May 23, 2006 | Dominion Oklahoma Texas E&P, Inc | Shannon 52 #1843537995 | 8,300 |
| 619511 | May 23, 2006 | May 23, 2006 | Dominion Oklahoma Texas E&P, Inc | Simmons Ranch #7943537996 | 8,050 |
| 619507 | May 23, 2006 | May 23, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #6543537991 | 7,150 |
| 619507Amendment | May 23, 2006 | May 23, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #6543537991 | 7,150 |
| 619509 | May 19, 2006 | May 19, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward, J. W. 118 #1843537994 | 7,000 |
| 619509Amendment | May 19, 2006 | May 19, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward, J. W. 118 #1843537994 | 7,000 |
| 619508 | May 19, 2006 | May 19, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #6143537993 | 6,850 |
| 619508Amendment | May 19, 2006 | May 19, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #6143537993 | 6,850 |
| 619504 | May 19, 2006 | May 19, 2006 | Dominion Oklahoma Texas E&P, Inc | Hill-Mayer, Edwin S Jr. "GG" #5D43537990 | 8,550 |
| 619504Amendment | May 19, 2006 | May 19, 2006 | Dominion Oklahoma Texas E&P, Inc | Hill-Mayer, Edwin S Jr. "GG" #543537990 | 8,750 |
| 619505 | May 18, 2006 | May 18, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward, J. W. 118 #2043537992 | 7,350 |
| 619505Amendment | May 18, 2006 | May 18, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward, J. W. 118 #2043537992 | 7,350 |
| 619455 | May 18, 2006 | May 18, 2006 | Dominion Oklahoma Texas E&P, Inc | Cauthorn, Mack 129 #1343537989 | 7,300 |
| 619430 | May 17, 2006 | May 17, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry Heirs #1343537988 | 7,150 |
| 619363 | May 17, 2006 | May 17, 2006 | Dominion Oklahoma Texas E&P, Inc | Richardson 135 #1043537987 | 8,600 |
| 619362 | May 17, 2006 | May 17, 2006 | Dominion Oklahoma Texas E&P, Inc | Shurley 96 #2443537986 | 6,650 |
| 619362Amendment | May 17, 2006 | May 17, 2006 | Highmount Expl & Prod Texas LLC | Shurley 96 #2443537986 | 6,650 |
| 619361 | May 16, 2006 | May 16, 2006 | Dominion Oklahoma Texas E&P, Inc | Shurley 96 #23D43537985 | 6,450 |
| 619287 | May 16, 2006 | May 16, 2006 | Dominion Oklahoma Texas E&P, Inc | Steen #9443537984 | 6,300 |
| 619261 | May 15, 2006 | May 15, 2006 | Manhattan Petroleum, Inc. | Askew 77 #243533244 | 6,000 |
| 619223 | May 12, 2006 | May 12, 2006 | Dominion Oklahoma Texas E&P, Inc | Morris Ranch #810743537983 | 6,350 |
| 619222 | May 12, 2006 | May 12, 2006 | Dominion Oklahoma Texas E&P, Inc | Cauthorn, Mack 130 #1043537982 | 7,500 |
| 618826 | May 11, 2006 | May 11, 2006 | Dominion Oklahoma Texas E&P, Inc | Shurley #14643537974 | 6,350 |
| 618500 | May 10, 2006 | May 10, 2006 | Dominion Oklahoma Texas E&P, Inc | Sawyer 112 #1843537970 | 7,125 |
| 618941 | May 9, 2006 | May 9, 2006 | Dominion Oklahoma Texas E&P, Inc | Fields 15 #1943537981 | 6,150 |
| 618896 | May 9, 2006 | May 9, 2006 | Dominion Oklahoma Texas E&P, Inc | Sawyer 112 #2143537980 | 6,900 |
| 618896Amendment | May 9, 2006 | May 9, 2006 | Dominion Oklahoma Texas E&P, Inc | Sawyer 112 #2143537980 | 6,900 |
| 618853 | May 8, 2006 | May 8, 2006 | Dominion Oklahoma Texas E&P, Inc | Fields 16 #1143537979 | 6,200 |
| 618851 | May 8, 2006 | May 8, 2006 | Dominion Oklahoma Texas E&P, Inc | Steen #9243537978 | 6,250 |
| 618844 | May 8, 2006 | May 8, 2006 | Dominion Oklahoma Texas E&P, Inc | Steen #9343537977 | 6,250 |
| 618836 | May 8, 2006 | May 8, 2006 | Dominion Oklahoma Texas E&P, Inc | Steen #9543537976 | 6,250 |
| 618830 | May 8, 2006 | May 8, 2006 | Dominion Oklahoma Texas E&P, Inc | Fields 52 #1843537975 | 6,350 |
| 618333 | May 4, 2006 | May 4, 2006 | Dominion Oklahoma Texas E&P, Inc | Shoubrouek, Van #S 2WD43537959 | 7,400 |
| 618579 | May 3, 2006 | May 3, 2006 | Dominion Oklahoma Texas E&P, Inc | Fields 17 #1943537972 | 6,325 |
| 618565 | May 3, 2006 | May 3, 2006 | Dominion Oklahoma Texas E&P, Inc | Wilson, Duke 21 1/2 #643537973 | 9,700 |
| 617820 | May 3, 2006 | May 3, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry Halbert #1943537953 | 6,992 |
| 617820Amendment | May 3, 2006 | May 3, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry Halbert #1943537953 | 6,992 |
| 618576 | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Sawyer 112 #1943537971 | 6,975 |
| 618576Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Sawyer 112 #1943537971 | 6,975 |
| 618491 | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Cauthorn, Ida 135 #943537968 | 7,750 |
| 618490 | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Cauthorn Ranch 134 #143537969 | 8,150 |
| 618486 | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #2043537967 | 6,750 |
| 618486Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #2043537967 | 6,750 |
| 618486Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #2043537967 | 6,750 |
| 618485 | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #1943537966 | 6,850 |
| 618485Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #1943537966 | 6,850 |
| 618485Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #1943537966 | 6,850 |
| 618483 | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #1843537965 | 7,050 |
| 618483Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #1843537965 | 7,050 |
| 618483Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #1843537965 | 7,050 |
| 618483Amendment | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry-Berger Unit #1843537965 | 7,050 |
| 618058 | May 2, 2006 | May 2, 2006 | Dominion Oklahoma Texas E&P, Inc | Wilson, Duke #161743537958 | 9,600 |
| 618436 | May 1, 2006 | May 1, 2006 | Dominion Oklahoma Texas E&P, Inc | Epps, H.C. #39 #1043537962 | 7,250 |
| 618434 | May 1, 2006 | May 1, 2006 | Dominion Oklahoma Texas E&P, Inc | Epps, H.C. #38 #743537963 | 7,250 |
| 618433 | May 1, 2006 | May 1, 2006 | Dominion Oklahoma Texas E&P, Inc | Cauthorn 86 #743537961 | 6,850 |
| 618432 | May 1, 2006 | May 1, 2006 | Dominion Oklahoma Texas E&P, Inc | Morriss 84 #843537964 | 7,050 |
| 618412 | May 1, 2006 | May 1, 2006 | Dominion Oklahoma Texas E&P, Inc | Wilson, Duke 185 #1643537960 | 9,450 |
| 617974 | Apr 28, 2006 | Apr 28, 2006 | Dominion Oklahoma Texas E&P, Inc | Fields 52 #1743537956 | 6,400 |
| 617819 | Apr 27, 2006 | Apr 27, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry Halbert #1843537952 | 6,992 |
| 618099 | Apr 25, 2006 | Apr 25, 2006 | Range Production Company | Davis 70 #143537957 | 5,000 |
| 618099Amendment | Apr 25, 2006 | Apr 25, 2006 | Range Production Company | Davis 70 #143537957 | 5,000 |
| 618001 | Apr 24, 2006 | Apr 24, 2006 | Dominion Oklahoma Texas E&P, Inc | Mayer Ranch 'E' #743537955 | 8,400 |
| 618001Amendment | Apr 24, 2006 | Apr 24, 2006 | Dominion Oklahoma Texas E&P, Inc | Mayer Ranch 'E' #743537955 | 8,400 |
| 618000 | Apr 21, 2006 | Apr 21, 2006 | Dominion Oklahoma Texas E&P, Inc | Mayer Ranch 35 #143537954 | 8,850 |
| 618000Amendment | Apr 21, 2006 | Apr 21, 2006 | Dominion Oklahoma Texas E&P, Inc | Mayer Ranch 35 #143537954 | 8,850 |
| 617704 | Apr 21, 2006 | Apr 21, 2006 | XOG Operating LLC | Clay, Cassius #543537947 | 5,200 |
| 617690 | Apr 21, 2006 | Apr 21, 2006 | XOG Operating LLC | Foreman, George #543537950 | 5,200 |
| 617689 | Apr 21, 2006 | Apr 21, 2006 | XOG Operating LLC | Schmelling, Max #443537949 | 5,200 |
| 617681 | Apr 21, 2006 | Apr 21, 2006 | XOG Operating LLC | Schmelling, Max #343537945 | 5,200 |
| 617673 | Apr 21, 2006 | Apr 21, 2006 | XOG Operating LLC | Schmelling, Max #243537944 | 5,200 |
| 617937 | Apr 20, 2006 | Apr 20, 2006 | Dominion Oklahoma Texas E&P, Inc | Jones 120 #2243537951 | 7,100 |
| 617647 | Apr 20, 2006 | Apr 20, 2006 | XOG Operating LLC | Foreman, George #343537942 | 5,200 |
| 617493 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Corbett, Jim #143537938 | 5,200 |
| 617484 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Frazier, Joe #643537940 | 5,200 |
| 617483 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Frazier, Joe #543537939 | 5,200 |
| 617482 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Frazier, Joe #443537937 | 5,200 |
| 617481 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Frazier, Joe #343537936 | 5,200 |
| 617480 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Louis, Joe #243537934 | 5,200 |
| 617479 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Louis, Joe #143537935 | 5,200 |
| 617477 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Schmelling, Max #143537941 | 5,200 |
| 617476 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Cassius Clay #643537933 | 5,200 |
| 617475 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Cassius Clay #443537932 | 5,200 |
| 617473 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Cassius Clay #343537931 | 5,200 |
| 617472 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Cassius Clay #243537930 | 5,200 |
| 617471 | Apr 13, 2006 | Apr 13, 2006 | XOG Operating LLC | Cassius Clay #143537929 | 5,200 |
| 617335 | Apr 11, 2006 | Apr 11, 2006 | Dominion Oklahoma Texas E&P, Inc | Wilson, Duke #186743537928 | 9,400 |
| 617287 | Apr 11, 2006 | Apr 11, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #6243537927 | 6,850 |
| 617287Amendment | Apr 11, 2006 | Apr 11, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #6243537927 | 6,850 |
| 617286 | Apr 10, 2006 | Apr 10, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #5843537926 | 6,850 |
| 617286Amendment | Apr 10, 2006 | Apr 10, 2006 | Dominion Oklahoma Texas E&P, Inc | Ward #5843537926 | 6,850 |
| 617175 | Apr 7, 2006 | Apr 7, 2006 | Dominion Oklahoma Texas E&P, Inc | Fawcett 130 #1543537925 | 7,450 |
| 616848 | Apr 7, 2006 | Apr 7, 2006 | Dominion Oklahoma Texas E&P, Inc | Galbreath 66 #1243537921 | 6,300 |
| 617100 | Apr 6, 2006 | Apr 6, 2006 | Dominion Oklahoma Texas E&P, Inc | Karnes, W. H. "C" #1343537924 | 9,450 |
| 616820 | Apr 6, 2006 | Apr 6, 2006 | Dominion Oklahoma Texas E&P, Inc | Galbreath 65 #1343537920 | 6,350 |
| 617069 | Apr 5, 2006 | Apr 5, 2006 | Dominion Oklahoma Texas E&P, Inc | Jones 120 #1543537923 | 6,650 |
| 616503 | Apr 5, 2006 | Apr 5, 2006 | Dominion Oklahoma Texas E&P, Inc | Mayer 3B #10X43537903 | 8,875 |
| 616981 | Apr 4, 2006 | Apr 4, 2006 | KCS Resources, Inc. | Ward C #3743537922 | 7,850 |
| 616781 | Mar 31, 2006 | Mar 31, 2006 | Dominion Oklahoma Texas E&P, Inc | Deberry Heirs #1243537919 | 7,150 |
| 616765 | Mar 31, 2006 | Mar 31, 2006 | Dominion Oklahoma Texas E&P, Inc | Canyon Ranch 115 #19S43537915 | 7,050 |
| 616764 | Mar 31, 2006 | Mar 31, 2006 | Dominion Oklahoma Texas E&P, Inc | Simmons 71 #1043537916 | 8,000 |