| 646459 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Limestone | Richard H Gross, et Al #2329332033 | 13,800 |
| 646458 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Limestone | Reed Gas Unit II #629332032 | 14,500 |
| 646412 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Limestone | Reed Gas Unit II #829332031 | 14,500 |
| 644982 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #1407331292 | 13,500 |
| 644980 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #1507331291 | 13,500 |
| 644978 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #1607331290 | 13,500 |
| 644977 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #1707331289 | 13,500 |
| 644975 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #907331288 | 13,500 |
| 644975Amendment | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #907331288 | 13,500 |
| 644972 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #1307331287 | 13,500 |
| 644972Amendment | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Cherokee | Chronister Heirs #1307331287 | 13,500 |
| 644821 | Sep 27, 2007 | Sep 27, 2007 | XTO Energy Inc. | Freestone | Best SWD #216134014 | 5,900 |
| 646493Amendment | Sep 26, 2007 | Sep 26, 2007 | XTO Energy Inc. | Parker | Trigg CW Beatis #4HH36734552 | 10,000 |
| 646493Amendment | Sep 26, 2007 | Sep 26, 2007 | XTO Energy Inc. | Parker | Trigg CW Beatis #4HH36734552 | 10,000 |
| 645567Amendment | Sep 26, 2007 | Sep 26, 2007 | XTO Energy Inc. | Willacy | Petru, V. A. #948931186 | 15,200 |
| 644384 | Sep 25, 2007 | Sep 25, 2007 | XTO Energy Inc. | Franklin | New Hope Unit #160515930546 | 9,500 |
| 644384Amendment | Sep 25, 2007 | Sep 25, 2007 | XTO Energy Inc. | Franklin | New Hope Unit #160515930546 | 9,500 |
| 644384Amendment | Sep 25, 2007 | Sep 25, 2007 | XTO Energy Inc. | Franklin | New Hope Unit #160515930546 | 9,500 |
| 646319 | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #C 11HH43932681 | 10,000 |
| 646319Amendment | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #C 11HH43932681 | 10,000 |
| 646318 | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Tarrant | Timberview a Unit #5HH43932680 | 12,500 |
| 646318Amendment | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Tarrant | Timberview a Unit #5HH43932680 | 9,850 |
| 646315 | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Freestone | Craig Gas Unit #116134009 | 13,600 |
| 646223 | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 4HH43932670 | 11,000 |
| 646223Amendment | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 4HH43932670 | 11,000 |
| 646223Amendment | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 4HH43932670 | 11,000 |
| 646196 | Sep 24, 2007 | Sep 24, 2007 | XTO Energy Inc. | Panola | Roquemore Gas Unit "F" #636533789 | 7,750 |
| 646311 | Sep 21, 2007 | Sep 21, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #L 10HH43932679 | 10,000 |
| 646227 | Sep 21, 2007 | Sep 21, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 5HH43932674 | 11,000 |
| 646227Amendment | Sep 21, 2007 | Sep 21, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 5HH43932674 | 11,000 |
| 646210 | Sep 21, 2007 | Sep 21, 2007 | XTO Energy Inc. | Tarrant | Richardson, Sid #A 2HH43932669 | 11,000 |
| 644737 | Sep 21, 2007 | Sep 21, 2007 | XTO Energy Inc. | Freestone | Curry Gas Unit #1216134010 | 13,000 |
| 646208 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Jackson Jerry Unit #B 2HH25132233 | 12,000 |
| 646208Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Jackson Jerry Unit #1HH25132233 | 12,000 |
| 646208Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Jackson Jerry Unit #1HH25132233 | 12,000 |
| 646207 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Jackson Jerry Unit #B 1HH25132232 | 12,000 |
| 646207Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Jackson Jerry Unit #B 1HH25132232 | 9,150 |
| 646201 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Tarrant | Richardson, Sid #A 1HH43932668 | 11,000 |
| 646195 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Cherokee | Harlan #207331282 | 13,500 |
| 646195Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Cherokee | Harlan #207331282 | 13,500 |
| 646195Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Cherokee | Harlan #207331282 | 13,500 |
| 646171 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Graystone Unit #1HH25132231 | 12,000 |
| 646171Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Graystone Unit #1HH25132231 | 12,000 |
| 646169 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Kimbrough Dunlap Unit #B 6HH25132230 | 13,000 |
| 646169Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Kimbrough Dunlap Unit #B 6HH25132230 | 13,000 |
| 646169Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Johnson | Kimbrough Dunlap Unit #B 6HH25132230 | 13,000 |
| 646155 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Tarrant | Armstrong Trwd Unit #2HH43932666 | 11,500 |
| 646155Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Tarrant | Armstrong Trwd Unit #2HH43932666 | 11,500 |
| 646155Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Tarrant | Armstrong Trwd Unit #2HH43932666 | 11,500 |
| 646151 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Tarrant | Armstrong Azle Unit #1HH43932664 | 11,500 |
| 646151Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Tarrant | Armstrong Azle Unit #1HH43932664 | 11,500 |
| 646151Amendment | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Tarrant | Armstrong Azle Unit #1HH43932664 | 11,500 |
| 646095 | Sep 20, 2007 | Sep 20, 2007 | XTO Energy Inc. | Limestone | Carl Sadler Gas Unit No. 1 #429332028 | 14,200 |
| 646141 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #721330931 | 12,200 |
| 646141Amendment | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #721330931 | 12,200 |
| 646134 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #621330930 | 12,150 |
| 646121 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #521330929 | 12,000 |
| 646121Amendment | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #521330929 | 12,000 |
| 646118 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #921330927 | 12,200 |
| 646118Amendment | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #921330927 | 12,200 |
| 646117 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #821330926 | 12,200 |
| 646114 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Henderson | J. R. Black Gas Unit #1021330928 | 12,250 |
| 646113 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Johnson | Txi #A 1HH25132229 | 12,500 |
| 646113Amendment | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Johnson | Txi #A 1HH25132229 | 12,500 |
| 646112 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Panola | Floyd Gas Unit #1236534325 | 8,000 |
| 646102 | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Robertson | Corry Gas Unit #139531334 | 15,150 |
| 646102Amendment | Sep 19, 2007 | Sep 19, 2007 | XTO Energy Inc. | Robertson | Corry Gas Unit #139531334 | 15,150 |
| 646053 | Sep 18, 2007 | Sep 18, 2007 | XTO Energy Inc. | Freestone | McWatters, T. H. #1616131854 | 13,500 |
| 646022 | Sep 18, 2007 | Sep 18, 2007 | XTO Energy Inc. | Tarrant | Bonham Unit #C 3HH43932657 | 11,000 |
| 646022Amendment | Sep 18, 2007 | Sep 18, 2007 | XTO Energy Inc. | Tarrant | Bonham Unit #C 3HH43932657 | 11,000 |
| 646022Amendment | Sep 18, 2007 | Sep 18, 2007 | XTO Energy Inc. | Tarrant | Bonham Unit #C 3HH43932657 | 11,000 |
| 645999 | Sep 17, 2007 | Sep 17, 2007 | XTO Energy Inc. | Cherokee | Staton Gas Unit NO.1 #407331280 | 13,300 |
| 645879 | Sep 17, 2007 | Sep 17, 2007 | XTO Energy Inc. | Freestone | C. C. Thompson Gas Unit #1416131945 | 13,500 |
| 645876 | Sep 17, 2007 | Sep 17, 2007 | XTO Energy Inc. | Robertson | Moody Gas Unit No. 2 #139531332 | 14,400 |
| 645870 | Sep 17, 2007 | Sep 17, 2007 | XTO Energy Inc. | Robertson | Moody Gas Unit No. 1 #139531331 | 14,900 |
| 645863 | Sep 17, 2007 | Sep 17, 2007 | XTO Energy Inc. | Gaines | H & J Unit 1D #29HH16501608 | 11,100 |
| 645389 | Sep 17, 2007 | Sep 17, 2007 | XTO Energy Inc. | Ector | Penwell Unit #222513501652 | 3,880 |
| 639100Amendment | Sep 17, 2007 | Sep 17, 2007 | XTO Energy Inc. | Wharton | Duncan C #148134908 | 12,800 |
| 645941 | Sep 14, 2007 | Sep 14, 2007 | XTO Energy Inc. | Wise | Atkins, T. H. #1HH49736346 | 11,000 |
| 645941Amendment | Sep 14, 2007 | Sep 14, 2007 | XTO Energy Inc. | Wise | Atkins, T. H. #1HH49736346 | 11,000 |
| 645836 | Sep 14, 2007 | Sep 14, 2007 | XTO Energy Inc. | Parker | Aledo Farms #A 3HH36734549 | 10,000 |
| 621876Amendment | Sep 14, 2007 | Sep 14, 2007 | XTO Energy Inc. | Tarrant | BBC Trwd a Unit #1HH43931691 | 12,000 |
| 645769 | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 6HH43932648 | 11,000 |
| 645769Amendment | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 6HH43932648 | 11,000 |
| 645769Amendment | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Tarrant | Indian Creek #E 6HH43932648 | 11,000 |
| 645764 | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Parker | Dearing #2HH36734548 | 11,000 |
| 645764Amendment | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Parker | Dearing #2HH36734548 | 11,000 |
| 645764Amendment | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Parker | Dearing #2HH36734548 | 11,000 |
| 644087 | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Leon | Ogle Gas Unit #128931541 | 10,380 |
| 642453 | Sep 13, 2007 | Sep 13, 2007 | XTO Energy Inc. | Gaines | H & J Unit 1D #35HH16501650 | 10,900 |
| 645674 | Sep 12, 2007 | Sep 12, 2007 | XTO Energy Inc. | Houston | McLean Estate Gas Unit #3HH22531054 | 11,000 |
| 645669 | Sep 11, 2007 | Sep 11, 2007 | XTO Energy Inc. | Parker | Dearing #1HH36734547 | 11,000 |
| 645669Amendment | Sep 11, 2007 | Sep 11, 2007 | XTO Energy Inc. | Parker | Dearing #1HH36734547 | 11,000 |
| 645669Amendment | Sep 11, 2007 | Sep 11, 2007 | XTO Energy Inc. | Parker | Dearing #1HH36734547 | 11,000 |
| 645635 | Sep 10, 2007 | Sep 10, 2007 | XTO Energy Inc. | Freestone | Craig Gas Unit #316134004 | 13,600 |
| 645611 | Sep 10, 2007 | Sep 10, 2007 | XTO Energy Inc. | Tarrant | Rafael Unit #B 1HH43932638 | 11,500 |
| 645611Amendment | Sep 10, 2007 | Sep 10, 2007 | XTO Energy Inc. | Tarrant | Rafael Unit #B 1HH43932638 | 11,500 |
| 638899Amendment | Sep 10, 2007 | Sep 10, 2007 | XTO Energy Inc. | Tarrant | Johnson Cook G Unit #2HH43932224 | 11,000 |
| 643758 | Sep 7, 2007 | Sep 7, 2007 | XTO Energy Inc. | Freestone | J W Brown Gas Unit #3HH16133999 | 15,500 |
| 643758Amendment | Sep 7, 2007 | Sep 7, 2007 | XTO Energy Inc. | Freestone | J W Brown Gas Unit #3HH16133999 | 15,500 |