| 635808 | Mar 30, 2007 | Mar 30, 2007 | EOG Resources, Inc. | Stewart Unit #3HH | 8,000 | 25131640 |
| 635808Amendment | Mar 30, 2007 | Mar 30, 2007 | EOG Resources, Inc. | Stewart Unit #3HH | 10,000 | 25131640 |
| 635762 | Mar 29, 2007 | Mar 29, 2007 | Devon Energy Production Co, L.P. | Edwin Meek GU #1H | 9,000 | 25131638 |
| 635760 | Mar 29, 2007 | Mar 29, 2007 | XTO Energy Inc. | Riley Unit #1HH | 12,000 | 25131637 |
| 635760Amendment | Mar 29, 2007 | Mar 29, 2007 | XTO Energy Inc. | Riley Unit #1HH | 10,500 | 25131637 |
| 635671 | Mar 29, 2007 | Mar 29, 2007 | XTO Energy Inc. | Neal #2HH | 11,000 | 25131634 |
| 635671Amendment | Mar 29, 2007 | Mar 29, 2007 | XTO Energy Inc. | Neal #2HH | 11,000 | 25131634 |
| 635682 | Mar 28, 2007 | Mar 28, 2007 | Devon Energy Production Co, L.P. | LBR Family Partnership #9HH | 9,000 | 25131636 |
| 635677 | Mar 28, 2007 | Mar 28, 2007 | Chesapeake Operating, Inc. | Little Hoss 7 #G 10HH | 9,000 | 25131633 |
| 635673 | Mar 28, 2007 | Mar 28, 2007 | Chesapeake Operating, Inc. | Little Hoss 7 #G 9HH | 9,000 | 25131632 |
| 635672 | Mar 28, 2007 | Mar 28, 2007 | XTO Energy Inc. | Neal #3HH | 11,000 | 25131635 |
| 635672Amendment | Mar 28, 2007 | Mar 28, 2007 | XTO Energy Inc. | Neal #3HH | 11,000 | 25131635 |
| 635670 | Mar 28, 2007 | Mar 28, 2007 | Chesapeake Operating, Inc. | Little Hoss 7 #G 8HH | 9,000 | 25131631 |
| 635668 | Mar 28, 2007 | Mar 28, 2007 | XTO Energy Inc. | Neal #1HH | 11,000 | 25131630 |
| 635668Amendment | Mar 28, 2007 | Mar 28, 2007 | XTO Energy Inc. | Neal #1HH | 11,000 | 25131630 |
| 635630 | Mar 28, 2007 | Mar 28, 2007 | XTO Energy Inc. | Atwood #A 1HH | 10,000 | 25131629 |
| 635630Amendment | Mar 28, 2007 | Mar 28, 2007 | XTO Energy Inc. | Atwood #A 1HH | 9,000 | 25131629 |
| 635548 | Mar 27, 2007 | Mar 27, 2007 | EOG Resources, Inc. | Maples Unit #3HH | 8,500 | 25131628 |
| 635529 | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Mahaffey, Sue #9HH | 9,000 | 25131618 |
| 635529Amendment | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Mahaffey, Sue #9HH | 9,000 | 25131618 |
| 635529Amendment | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Mahaffey, Sue #9HH | 9,000 | 25131618 |
| 635526 | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Mahaffey, Sue #8HH | 9,000 | 25131619 |
| 635522 | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | King, John Edward #11HH | 9,000 | 25131627 |
| 635521 | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | King, John Edward #10HH | 9,000 | 25131626 |
| 635501 | Mar 26, 2007 | Mar 26, 2007 | XTO Energy Inc. | Kasal Trust Unit #5HH | 12,000 | 25131625 |
| 635501Amendment | Mar 26, 2007 | Mar 26, 2007 | XTO Energy Inc. | Kasal Trust Unit #5HH | 12,000 | 25131625 |
| 635450 | Mar 26, 2007 | Mar 26, 2007 | Chesapeake Operating, Inc. | Finley #1HH | 9,000 | 25131623 |
| 635450Amendment | Mar 26, 2007 | Mar 26, 2007 | Chesapeake Operating, Inc. | Finley #1HH | 9,000 | 25131623 |
| 635443 | Mar 26, 2007 | Mar 26, 2007 | Sullivan, Hollis R. Inc. | Jimenez #1HH | 8,500 | 25131624 |
| 635418 | Mar 26, 2007 | Mar 26, 2007 | EOG Resources, Inc. | Kemp B Unit #4HH | 8,800 | 25131622 |
| 635418Amendment | Mar 26, 2007 | Mar 26, 2007 | EOG Resources, Inc. | Kemp B Unit #4HH | 10,000 | 25131622 |
| 635417 | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Rose Children's Trust #7H | 9,000 | 25131616 |
| 635417Amendment | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Rose Children's Trust #7H | 9,000 | 25131616 |
| 635416 | Mar 26, 2007 | Mar 26, 2007 | EOG Resources, Inc. | Vella Hill Unit #4HH | 8,800 | 25131617 |
| 635416Amendment | Mar 26, 2007 | Mar 26, 2007 | EOG Resources, Inc. | Vella Hill Unit #4HH | 10,000 | 25131617 |
| 635414 | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Rose Children's Trust #6H | 9,000 | 25131615 |
| 635414Amendment | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Rose Children's Trust #6H | 9,000 | 25131615 |
| 635413 | Mar 26, 2007 | Mar 26, 2007 | Devon Energy Production Co, L.P. | Rose Children's Trust #5H | 9,000 | 25131614 |
| 635344 | Mar 26, 2007 | Mar 26, 2007 | EOG Resources, Inc. | Hughes Unit #2HH | 8,200 | 25131600 |
| 635344Amendment | Mar 26, 2007 | Mar 26, 2007 | EOG Resources, Inc. | Hughes Unit #2HH | 8,200 | 25131600 |
| 635411 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Rose Children's Trust #9H | 9,000 | 25131613 |
| 635409 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Rose Children's Trust #8H | 9,000 | 25131612 |
| 635396 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Johnson, Kenneth #1H | 9,000 | 25131610 |
| 635391 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Bob West #9HH | 9,000 | 25131609 |
| 635376 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Bob West #8HH | 9,000 | 25131608 |
| 635363 | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Pistol Unit #1HH | 8,500 | 25131607 |
| 635360 | Mar 23, 2007 | Mar 23, 2007 | XTO Energy Inc. | Sau #2HH | 12,000 | 25131606 |
| 635360Amendment | Mar 23, 2007 | Mar 23, 2007 | XTO Energy Inc. | Sau Unit #2HH | 12,000 | 25131606 |
| 635359 | Mar 23, 2007 | Mar 23, 2007 | XTO Energy Inc. | Sau #3HH | 12,000 | 25131605 |
| 635355 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Southern Baptist #1HH | 9,000 | 25131604 |
| 635349 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Bennett, Donald #4HH | 9,000 | 25131603 |
| 635348 | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Wilkes Unit #3HH | 7,500 | 25131602 |
| 635348Amendment | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Wilkes Unit #3HH | 10,000 | 25131602 |
| 635347 | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Wilkes Unit #2HH | 7,500 | 25131601 |
| 635347Amendment | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Wilkes Unit #2HH | 10,000 | 25131601 |
| 635342 | Mar 23, 2007 | Mar 23, 2007 | Devon Energy Production Co, L.P. | Bennett, Donald #3HH | 9,000 | 25131599 |
| 635340 | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Dodson Unit #1HH | 7,000 | 25131598 |
| 635336 | Mar 23, 2007 | Mar 23, 2007 | Chesapeake Operating, Inc. | Olai #1HH | 9,000 | 25131597 |
| 635327 | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Mildred #1HH | 7,000 | 25131596 |
| 635327Amendment | Mar 23, 2007 | Mar 23, 2007 | EOG Resources, Inc. | Mildred #1HH | 7,800 | 25131596 |
| 635282 | Mar 22, 2007 | Mar 22, 2007 | Devon Energy Production Co, L.P. | Mahaffey, Sue #7HH | 9,000 | 25131620 |
| 635266 | Mar 22, 2007 | Mar 22, 2007 | Devon Energy Production Co, L.P. | Mahaffey, Sue #6HH | 9,000 | 25131621 |
| 635208 | Mar 22, 2007 | Mar 22, 2007 | EOG Resources, Inc. | Kemp B Unit #6HH | 8,800 | 25131594 |
| 635196 | Mar 21, 2007 | Mar 21, 2007 | EOG Resources, Inc. | Southard Farms #2HH | 7,500 | 25131592 |
| 635194 | Mar 21, 2007 | Mar 21, 2007 | EOG Resources, Inc. | Southard Farms #1HH | 7,500 | 25131591 |
| 635192 | Mar 21, 2007 | Mar 21, 2007 | EOG Resources, Inc. | Ms. Lottie #1HH | 7,000 | 25131595 |
| 634017 | Mar 21, 2007 | Mar 21, 2007 | EOG Resources, Inc. | Hardcastle Unit #11HH | 7,000 | 25131611 |
| 635164 | Mar 20, 2007 | Mar 20, 2007 | Devon Energy Production Co, L.P. | Manning 4M Farms #1HH | 9,000 | 25131590 |
| 635150 | Mar 20, 2007 | Mar 20, 2007 | XTO Energy Inc. | Morris Foust Unit #3HH | 12,000 | 25131589 |
| 635150Amendment | Mar 20, 2007 | Mar 20, 2007 | XTO Energy Inc. | Morris Foust Unit #3HH | 12,000 | 25131589 |
| 635075 | Mar 20, 2007 | Mar 20, 2007 | EOG Resources, Inc. | Robinson #2HH | 8,800 | 25131587 |
| 635029 | Mar 20, 2007 | Mar 20, 2007 | Chesapeake Operating, Inc. | Cole #1HH | 9,000 | 25131586 |
| 635029Amendment | Mar 20, 2007 | Mar 20, 2007 | Chesapeake Operating, Inc. | Cole #1HH | 9,000 | 25131586 |
| 635029Amendment | Mar 20, 2007 | Mar 20, 2007 | Chesapeake Operating, Inc. | Cole #1HH | 9,000 | 25131586 |
| 633830 | Mar 20, 2007 | Mar 20, 2007 | EOG Resources, Inc. | Hubbard Unit #2HH | 7,500 | 25131577 |
| 633830Amendment | Mar 20, 2007 | Mar 20, 2007 | EOG Resources, Inc. | Hubbard Unit #2HH | 10,000 | 25131577 |
| 633786 | Mar 20, 2007 | Mar 20, 2007 | Range Production Company | Turkey Creek #5HH | 8,500 | 25131575 |
| 635205 | Mar 19, 2007 | Mar 19, 2007 | EOG Resources, Inc. | Kemp B Unit #5HH | 8,800 | 25131593 |
| 635007 | Mar 19, 2007 | Mar 19, 2007 | EOG Resources, Inc. | Rayburn Unit #9HH | 8,900 | 25131584 |
| 635005 | Mar 19, 2007 | Mar 19, 2007 | EOG Resources, Inc. | Wilson Unit #3HH | 8,900 | 25131583 |
| 635005Amendment | Mar 19, 2007 | Mar 19, 2007 | EOG Resources, Inc. | Wilson Unit #3HH | 8,900 | 25131583 |
| 635003 | Mar 19, 2007 | Mar 19, 2007 | EOG Resources, Inc. | Wilson Unit #2HH | 8,900 | 25131582 |
| 633785 | Mar 16, 2007 | Mar 16, 2007 | Range Production Company | Turkey Creek #3HH | 8,500 | 25131574 |
| 634939 | Mar 15, 2007 | Mar 15, 2007 | EOG Resources, Inc. | J.C. Bell Estate Unit #3HH | 7,000 | 25131581 |
| 634936 | Mar 15, 2007 | Mar 15, 2007 | EOG Resources, Inc. | J.C. Bell Estate Unit #2HH | 7,000 | 25131580 |
| 634758 | Mar 15, 2007 | Mar 15, 2007 | Chesapeake Operating, Inc. | Burleson Lakes A #1HH | 9,000 | 25131571 |
| 634758Amendment | Mar 15, 2007 | Mar 15, 2007 | Chesapeake Operating, Inc. | Burleson Lakes A #1HH | 9,000 | 25131571 |
| 634466 | Mar 15, 2007 | Mar 15, 2007 | XTO Energy Inc. | Holybee Unit #1HH | 12,000 | 25131557 |
| 634466Amendment | Mar 15, 2007 | Mar 15, 2007 | XTO Energy Inc. | Holybee Unit #A 1HH | 12,000 | 25131557 |
| 634861 | Mar 14, 2007 | Mar 14, 2007 | Devon Energy Production Co, L.P. | E. D. Hutson Gas Unit #1HH | 9,000 | 25131579 |
| 634813 | Mar 14, 2007 | Mar 14, 2007 | Devon Energy Production Co, L.P. | Bennett, Donald #2HH | 9,000 | 25131576 |
| 634791 | Mar 14, 2007 | Mar 14, 2007 | Chesapeake Operating, Inc. | Graves #2HH | 9,000 | 25131573 |
| 634791Amendment | Mar 14, 2007 | Mar 14, 2007 | Chesapeake Operating, Inc. | Graves #2HH | 9,000 | 25131573 |
| 634760 | Mar 14, 2007 | Mar 14, 2007 | Chesapeake Operating, Inc. | Graves #3HH | 9,000 | 25131572 |
| 634760Amendment | Mar 14, 2007 | Mar 14, 2007 | Chesapeake Operating, Inc. | Graves #3HH | 9,000 | 25131572 |
| 634760Amendment | Mar 14, 2007 | Mar 14, 2007 | Chesapeake Operating, Inc. | Graves #3HH | 9,000 | 25131572 |
| 635102 | Mar 13, 2007 | Mar 13, 2007 | EOG Resources, Inc. | Vella Hill Unit #3HH | 8,800 | 25131585 |
| 634941 | Mar 13, 2007 | Mar 13, 2007 | Devon Energy Production Co, L.P. | Winona Downing #1HH | 9,000 | 25131578 |
| 634752 | Mar 13, 2007 | Mar 13, 2007 | Chesapeake Operating, Inc. | Graves #1HH | 9,000 | 25131570 |
| 634752Amendment | Mar 13, 2007 | Mar 13, 2007 | Chesapeake Operating, Inc. | Graves #1HH | 9,000 | 25131570 |