| 669387 | Sep 10, 2008 | Sep 10, 2008 | Highmount Expl & Prod Texas LLC | Ward 127 #20 | 8,700 | 43539078 |
| 669174 | Sep 10, 2008 | Sep 10, 2008 | Highmount Expl & Prod Texas LLC | Simmons 71 #17 | 8,550 | 43539077 |
| 669169 | Sep 10, 2008 | Sep 10, 2008 | Highmount Expl & Prod Texas LLC | Simmons 71 #15 | 8,550 | 43539079 |
| 669157 | Sep 10, 2008 | Sep 10, 2008 | Highmount Expl & Prod Texas LLC | Simmons 72 #17 | 8,600 | 43539080 |
| 667707 | Sep 9, 2008 | Sep 9, 2008 | Highmount Expl & Prod Texas LLC | Bloodworth 140 #9 | 8,750 | 43539069 |
| 669166 | Sep 6, 2008 | Sep 6, 2008 | Highmount Expl & Prod Texas LLC | Simmons 71 #16 | 8,550 | 43539076 |
| 668900 | Sep 4, 2008 | Sep 4, 2008 | Highmount Expl & Prod Texas LLC | Meckel A #74 | 7,600 | 43539073 |
| 661203Amendment | Sep 4, 2008 | Sep 4, 2008 | Highmount Expl & Prod Texas LLC | Ward 127 #23 | 8,445 | 43538991 |
| 668907 | Sep 3, 2008 | Sep 3, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch 41 #4 | 8,975 | 43539074 |
| 668860 | Sep 3, 2008 | Sep 3, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch 41 #3 | 8,900 | 43539072 |
| 668136 | Aug 21, 2008 | Aug 21, 2008 | Highmount Expl & Prod Texas LLC | Vanderstucken, Joe M. #16 | 8,975 | 43539071 |
| 668136Amendment | Aug 21, 2008 | Aug 21, 2008 | Highmount Expl & Prod Texas LLC | Vanderstucken, Joe M. #16 | 8,975 | 43539071 |
| 668134 | Aug 21, 2008 | Aug 21, 2008 | Highmount Expl & Prod Texas LLC | Vanderstucken, Joe M. #19 | 8,975 | 43539070 |
| 666223 | Aug 21, 2008 | Aug 21, 2008 | Mariner Energy, Inc. | Mayer #16A | 10,000 | 43539053 |
| 666347 | Aug 14, 2008 | Aug 14, 2008 | Highmount Expl & Prod Texas LLC | Jones Ranch #1868 | 8,450 | 43539056 |
| 667611 | Aug 11, 2008 | Aug 11, 2008 | Foundation Energy Management LLC | Fem #1412 | 7,800 | 43539068 |
| 667162 | Aug 7, 2008 | Aug 7, 2008 | Highmount Expl & Prod Texas LLC | Jones Ranch 156 #7 | 7,800 | 43539067 |
| 666952 | Aug 7, 2008 | Aug 7, 2008 | Highmount Expl & Prod Texas LLC | Richardson 139 #13 | 8,750 | 43539066 |
| 664592 | Aug 5, 2008 | Aug 5, 2008 | Highmount Expl & Prod Texas LLC | Steen #101 | 6,100 | 43539034 |
| 666716 | Aug 4, 2008 | Aug 4, 2008 | Highmount Expl & Prod Texas LLC | Mayer, Edwin S. Jr. "B" 38 #3 | 8,675 | 43539063 |
| 666618 | Aug 4, 2008 | Aug 4, 2008 | Highmount Expl & Prod Texas LLC | Brown,jack W. 2 #1 | 9,825 | 43539062 |
| 666718 | Aug 2, 2008 | Aug 2, 2008 | Highmount Expl & Prod Texas LLC | Stewart #308 | 5,950 | 43539065 |
| 666717 | Aug 2, 2008 | Aug 2, 2008 | Highmount Expl & Prod Texas LLC | Mayer, Edwin S. Jr. "B" 38 #2 | 8,675 | 43539064 |
| 666496 | Aug 1, 2008 | Aug 1, 2008 | Highmount Expl & Prod Texas LLC | Mayer, Edwin S. Jr. B39 #4 | 8,700 | 43539060 |
| 666485 | Aug 1, 2008 | Aug 1, 2008 | Highmount Expl & Prod Texas LLC | Mayer, Edwin S. Jr. B 39 #3 | 8,700 | 43539059 |
| 666475 | Aug 1, 2008 | Aug 1, 2008 | Highmount Expl & Prod Texas LLC | Mayer,edwin S. Jr. B39 #2 | 8,700 | 43539058 |
| 666521 | Jul 31, 2008 | Jul 31, 2008 | Highmount Expl & Prod Texas LLC | Mittel, Ben #25 | 7,400 | 43539061 |
| 666521Amendment | Jul 31, 2008 | Jul 31, 2008 | Highmount Expl & Prod Texas LLC | Mittel, Ben #25 | 7,400 | 43539061 |
| 666461 | Jul 30, 2008 | Jul 30, 2008 | Highmount Expl & Prod Texas LLC | Mayer,edwin S. JR.B39 #1 | 8,700 | 43539057 |
| 665906 | Jul 30, 2008 | Jul 30, 2008 | Highmount Expl & Prod Texas LLC | Stewart #207 | 5,750 | 43539052 |
| 666243 | Jul 28, 2008 | Jul 28, 2008 | Highmount Expl & Prod Texas LLC | Simmons 3 #10 | 8,450 | 43539055 |
| 666008 | Jul 24, 2008 | Jul 24, 2008 | Highmount Expl & Prod Texas LLC | Diebitsch 70 #16 | 8,450 | 43539050 |
| 665918 | Jul 24, 2008 | Jul 24, 2008 | Highmount Expl & Prod Texas LLC | Evans 120 #2 | 7,550 | 43539049 |
| 666048 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Lancaster 185 #3 | 8,450 | 43539051 |
| 665909 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Simmons 72 #16 | 8,450 | 43539048 |
| 665909Amendment | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Simmons 72 #16 | 8,450 | 43539048 |
| 665686 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #32 | 6,900 | 43539045 |
| 665684 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #31 | 6,950 | 43539044 |
| 665681 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #30 | 6,900 | 43539043 |
| 665679 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #29 | 6,900 | 43539042 |
| 665677 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #28 | 6,900 | 43539041 |
| 665677Amendment | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #28 | 6,900 | 43539041 |
| 663815 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #310S | 5,550 | 43539020 |
| 663812 | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #311S | 5,550 | 43539016 |
| 663812Amendment | Jul 22, 2008 | Jul 22, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #311S | 6,500 | 43539016 |
| 665756 | Jul 21, 2008 | Jul 21, 2008 | Highmount Expl & Prod Texas LLC | Stewart #208 | 5,850 | 43539047 |
| 665664 | Jul 21, 2008 | Jul 21, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #27 | 6,900 | 43539040 |
| 665664Amendment | Jul 21, 2008 | Jul 21, 2008 | Highmount Expl & Prod Texas LLC | Shurley 123 #27 | 6,900 | 43539040 |
| 665697 | Jul 18, 2008 | Jul 18, 2008 | Highmount Expl & Prod Texas LLC | Stewart #206 | 5,750 | 43539046 |
| 665433 | Jul 17, 2008 | Jul 17, 2008 | Highmount Expl & Prod Texas LLC | Stewart #307 | 5,900 | 43539039 |
| 665337 | Jul 17, 2008 | Jul 17, 2008 | Highmount Expl & Prod Texas LLC | Stewart #311 | 5,550 | 43539038 |
| 665336 | Jul 17, 2008 | Jul 17, 2008 | Highmount Expl & Prod Texas LLC | Stewart #106 | 5,350 | 43539037 |
| 640018 | Jul 17, 2008 | Jul 17, 2008 | Dominion Oklahoma Texas E&P, Inc | Kelly 102 #31 | 6,800 | 43538545 |
| 640012 | Jul 17, 2008 | Jul 17, 2008 | Dominion Oklahoma Texas E&P, Inc | Kelly 102 #30 | 6,750 | 43538544 |
| 640009 | Jul 17, 2008 | Jul 17, 2008 | Dominion Oklahoma Texas E&P, Inc | Kelly 102 #29 | 6,750 | 43538542 |
| 632071 | Jul 17, 2008 | Jul 17, 2008 | Dominion Oklahoma Texas E&P, Inc | Kelly 102 #27 | 6,775 | 43538288 |
| 632068 | Jul 17, 2008 | Jul 17, 2008 | Dominion Oklahoma Texas E&P, Inc | Kelly 102 #26 | 6,700 | 43538287 |
| 632063 | Jul 17, 2008 | Jul 17, 2008 | Dominion Oklahoma Texas E&P, Inc | Kelly 102 #28 | 6,750 | 43538286 |
| 665332 | Jul 16, 2008 | Jul 16, 2008 | Highmount Expl & Prod Texas LLC | Stewart #310 | 5,550 | 43539036 |
| 665332Amendment | Jul 16, 2008 | Jul 16, 2008 | Highmount Expl & Prod Texas LLC | Stewart #310 | 7,500 | 43539036 |
| 665331 | Jul 16, 2008 | Jul 16, 2008 | Highmount Expl & Prod Texas LLC | Stewart #105 | 5,350 | 43539035 |
| 664894 | Jul 11, 2008 | Jul 11, 2008 | KCS Resources, Inc. | Jones 122 #18 | 7,000 | 43539033 |
| 664760 | Jul 9, 2008 | Jul 9, 2008 | KCS Resources, Inc. | Sawyer 146 #12 | 7,000 | 43539032 |
| 664757 | Jul 9, 2008 | Jul 9, 2008 | KCS Resources, Inc. | Sawyer 145 #20 | 7,000 | 43539030 |
| 664754 | Jul 9, 2008 | Jul 9, 2008 | KCS Resources, Inc. | Sawyer 145 #12 | 7,000 | 43539031 |
| 664753 | Jul 9, 2008 | Jul 9, 2008 | KCS Resources, Inc. | Sawyer a 144 #12 | 7,000 | 43539028 |
| 664712 | Jul 7, 2008 | Jul 7, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch 35 #13 | 8,975 | 43539026 |
| 664711 | Jul 7, 2008 | Jul 7, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch 35 #12 | 8,950 | 43539025 |
| 664710 | Jul 7, 2008 | Jul 7, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch 35 #11 | 8,850 | 43539027 |
| 664697 | Jul 3, 2008 | Jul 3, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch 40 #11 | 8,900 | 43539024 |
| 664365 | Jul 1, 2008 | Jul 1, 2008 | Highmount Expl & Prod Texas LLC | Pfluger 85 #10 | 5,600 | 43534936 |
| 664354 | Jun 30, 2008 | Jun 30, 2008 | KCS Resources, Inc. | Sawyer 170 #13 | 7,000 | 43539023 |
| 664354Amendment | Jun 30, 2008 | Jun 30, 2008 | KCS Resources, Inc. | Sawyer 170 #13 | 7,300 | 43539023 |
| 664227 | Jun 30, 2008 | Jun 30, 2008 | KCS Resources, Inc. | Sawyer 169 #14 | 7,000 | 43539021 |
| 664227Amendment | Jun 30, 2008 | Jun 30, 2008 | KCS Resources, Inc. | Sawyer 169 #14 | 7,300 | 43539021 |
| 664230 | Jun 28, 2008 | Jun 28, 2008 | KCS Resources, Inc. | Sawyer 169 #9 | 7,000 | 43539022 |
| 664230Amendment | Jun 28, 2008 | Jun 28, 2008 | KCS Resources, Inc. | Sawyer 169 #9 | 7,300 | 43539022 |
| 664091 | Jun 26, 2008 | Jun 26, 2008 | KCS Resources, Inc. | Sawyer 129 #19 | 7,000 | 43539019 |
| 664087 | Jun 26, 2008 | Jun 26, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch 41 #1 | 8,575 | 43539018 |
| 663802 | Jun 26, 2008 | Jun 26, 2008 | KCS Resources, Inc. | Jones 97 #15 | 7,000 | 43539015 |
| 663797 | Jun 25, 2008 | Jun 25, 2008 | KCS Resources, Inc. | Jones 119 #6 | 7,000 | 43539014 |
| 663797Amendment | Jun 25, 2008 | Jun 25, 2008 | KCS Resources, Inc. | Jones 119 #6 | 7,000 | 43539014 |
| 662205 | Jun 25, 2008 | Jun 25, 2008 | Highmount Expl & Prod Texas LLC | Mayer, Edwin S. Jr. "D" #102 | 8,775 | 43539017 |
| 663541 | Jun 21, 2008 | Jun 21, 2008 | Highmount Expl & Prod Texas LLC | Deberry A #99 | 6,825 | 43539013 |
| 663016 | Jun 20, 2008 | Jun 20, 2008 | Highmount Expl & Prod Texas LLC | Hill-Mayer, Edwin S. Jr. "BB" #6 | 8,450 | 43539009 |
| 663331 | Jun 18, 2008 | Jun 18, 2008 | Highmount Expl & Prod Texas LLC | Sawyer-Jones #1608 | 9,150 | 43539012 |
| 663018 | Jun 16, 2008 | Jun 16, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #2161S | 7,250 | 43539011 |
| 663017 | Jun 13, 2008 | Jun 13, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch #2162S | 7,250 | 43539010 |
| 662899 | Jun 13, 2008 | Jun 13, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 207 #24S | 7,100 | 43539007 |
| 662874 | Jun 13, 2008 | Jun 13, 2008 | Highmount Expl & Prod Texas LLC | Canyon Ranch 207 #26S | 7,100 | 43539008 |
| 662620 | Jun 13, 2008 | Jun 13, 2008 | Highmount Expl & Prod Texas LLC | Richardson 6 #10 | 8,750 | 43539004 |
| 662855 | Jun 12, 2008 | Jun 12, 2008 | Highmount Expl & Prod Texas LLC | Simmons 72 #15 | 8,550 | 43539006 |
| 662631 | Jun 11, 2008 | Jun 11, 2008 | Highmount Expl & Prod Texas LLC | Richardson 4 #14 | 8,750 | 43539005 |
| 662608 | Jun 11, 2008 | Jun 11, 2008 | Highmount Expl & Prod Texas LLC | Simmons 71 #14 | 8,475 | 43539003 |
| 662596 | Jun 11, 2008 | Jun 11, 2008 | Highmount Expl & Prod Texas LLC | Simmons 3 #8 | 8,450 | 43539002 |
| 662478 | Jun 10, 2008 | Jun 10, 2008 | Highmount Expl & Prod Texas LLC | Mayer Ranch G #703 | 8,550 | 43539001 |
| 662225 | Jun 10, 2008 | Jun 10, 2008 | Highmount Expl & Prod Texas LLC | Richardson 138 #18 | 8,750 | 43538999 |
| 662213 | Jun 10, 2008 | Jun 10, 2008 | Highmount Expl & Prod Texas LLC | Reinhardt 6 #16 | 8,575 | 43538998 |
| 662258 | Jun 6, 2008 | Jun 6, 2008 | Highmount Expl & Prod Texas LLC | Lancaster 185 #2 | 8,450 | 43539000 |
| 662204 | Jun 6, 2008 | Jun 6, 2008 | Highmount Expl & Prod Texas LLC | Mayfield 41 #13H | 7,300 | 43538997 |