| 770065 | Sep 23, 2013 | Sep 23, 2013 | Enervest Operating, L.L.C. | Denton | Union Central (SA) #4HH | 9,000 | 12134425 |
| 770018 | Sep 19, 2013 | Sep 19, 2013 | Enervest Operating, L.L.C. | Parker | Dean #B 17HH | 9,000 | 36735399 |
| 770002 | Sep 19, 2013 | Sep 19, 2013 | Enervest Operating, L.L.C. | Parker | Dean #B 10HH | 9,000 | 36735398 |
| 769381 | Sep 11, 2013 | Sep 11, 2013 | Enervest Operating, L.L.C. | Parker | Alexander Ranch #804HH | 9,000 | 36735397 |
| 769333 | Sep 9, 2013 | Sep 9, 2013 | Enervest Operating, L.L.C. | Martin | University 7-28 B #7 | 13,000 | 31738889 |
| 767645 | Sep 5, 2013 | Sep 5, 2013 | Enervest Operating, L.L.C. | Andrews | University 7-24C #1 | 13,000 | 00345565 |
| 768699 | Aug 29, 2013 | Aug 29, 2013 | Enervest Operating, L.L.C. | Parker | Beggs #802HH | 9,000 | 36735395 |
| 768699Amendment | Aug 29, 2013 | Aug 29, 2013 | Enervest Operating, L.L.C. | Parker | Edwards-Beggs Unit #802HH | 9,000 | 36735395 |
| 768682 | Aug 25, 2013 | Aug 25, 2013 | Enervest Operating, L.L.C. | Parker | Beggs #801HH | 9,000 | 36735394 |
| 768682Amendment | Aug 25, 2013 | Aug 25, 2013 | Enervest Operating, L.L.C. | Parker | Edwards-Beggs Unit #801HH | 9,000 | 36735394 |
| 768482 | Aug 22, 2013 | Aug 22, 2013 | Enervest Operating, L.L.C. | Martin | University 7-28 #9 | 13,000 | 31738863 |
| 768228 | Aug 19, 2013 | Aug 19, 2013 | Enervest Operating, L.L.C. | Washington | Johnston Unit #3H | 18,200 | 47731002 |
| 768228Amendment | Aug 19, 2013 | Aug 19, 2013 | Enervest Operating, L.L.C. | Washington | Johnston Unit #3H | 18,200 | 47731002 |
| 767669 | Aug 7, 2013 | Aug 7, 2013 | Enervest Operating, L.L.C. | Andrews | Mabee W #11 | 14,000 | 00345566 |
| 767207 | Jul 30, 2013 | Jul 30, 2013 | Enervest Operating, L.L.C. | Parker | Edwards #A 3HH | 9,000 | 36735387 |
| 767205 | Jul 30, 2013 | Jul 30, 2013 | Enervest Operating, L.L.C. | Parker | Edwards #A 4HH | 9,000 | 36735386 |
| 765635 | Jul 25, 2013 | Jul 25, 2013 | Enervest Operating, L.L.C. | Martin | Mabee J #6 | 14,000 | 31738766 |
| 765375 | Jul 24, 2013 | Jul 24, 2013 | Enervest Operating, L.L.C. | Martin | University 7-30 #15 | 13,000 | 31738757 |
| 766164 | Jul 17, 2013 | Jul 17, 2013 | Enervest Operating, L.L.C. | Johnson | Broyles (AW) #101HH | 9,000 | 25134558 |
| 764613 | Jul 15, 2013 | Jul 15, 2013 | Enervest Operating, L.L.C. | Martin | Mabee E #4 | 14,000 | 31738728 |
| 766156 | Jul 11, 2013 | Jul 11, 2013 | Enervest Operating, L.L.C. | Johnson | Broyles (AW) #102HH | 9,000 | 25134557 |
| 766150 | Jul 11, 2013 | Jul 11, 2013 | Enervest Operating, L.L.C. | Johnson | Broyles (AW) #103HH | 9,000 | 25134556 |
| 764867 | Jun 25, 2013 | Jun 25, 2013 | Enervest Operating, L.L.C. | Martin | University 7-26 B #11 | 13,000 | 31738736 |
| 764769 | Jun 21, 2013 | Jun 21, 2013 | Enervest Operating, L.L.C. | Washington | Cardinal Unit #1H | 12,000 | 47731001 |
| 764585 | Jun 21, 2013 | Jun 21, 2013 | Enervest Operating, L.L.C. | Tarrant | Rocky Creek Ranch East #8HH | 9,000 | 43936800 |
| 764541 | Jun 20, 2013 | Jun 20, 2013 | Enervest Operating, L.L.C. | Tarrant | Rocky Creek Ranch East #6HH | 9,000 | 43936798 |
| 764516 | Jun 19, 2013 | Jun 19, 2013 | Enervest Operating, L.L.C. | Tarrant | Rocky Creek Ranch East #4HH | 9,000 | 43936797 |
| 764459 | Jun 18, 2013 | Jun 18, 2013 | Enervest Operating, L.L.C. | Tarrant | Rcky CRK RCH-Rcky CRK RCH E (SA) #2HH | 9,000 | 43936801 |
| 763582 | Jun 12, 2013 | Jun 12, 2013 | Enervest Operating, L.L.C. | Tarrant | Rocky CRK RCH-Lonesome Dove (SA) #3HH | 9,000 | 43936792 |
| 763572 | Jun 11, 2013 | Jun 11, 2013 | Enervest Operating, L.L.C. | Tarrant | Rocky CRK RCH-Lonesome Dove (SA) #2HH | 9,000 | 43936791 |
| 763569 | Jun 7, 2013 | Jun 7, 2013 | Enervest Operating, L.L.C. | Tarrant | Rocky CRK RCH-Lonesome Dove (SA) #1HH | 9,000 | 43936790 |
| 760133 | May 31, 2013 | May 31, 2013 | Enervest Operating, L.L.C. | Martin | Mabee Y #8 | 14,000 | 31738605 |
| 763137 | May 24, 2013 | May 24, 2013 | Enervest Operating, L.L.C. | Martin | University 7-27 #8 | 13,000 | 31738682 |
| 762818 | May 22, 2013 | May 22, 2013 | Enervest Operating, L.L.C. | Madison | Long Hollow #1RE | 9,000 | 31330935 |
| 762787 | May 20, 2013 | May 20, 2013 | Enervest Operating, L.L.C. | Martin | University 7-16 #9 | 13,000 | 31738676 |
| 760549 | May 17, 2013 | May 17, 2013 | Enervest Operating, L.L.C. | Washington | Liebscher-O. L. Unit #2HH | 12,150 | 47730997 |
| 762304 | May 10, 2013 | May 10, 2013 | Enervest Operating, L.L.C. | Parker | Winston #C 9HH | 9,000 | 36735375 |
| 762302 | May 10, 2013 | May 10, 2013 | Enervest Operating, L.L.C. | Parker | Winston #C 8HH | 9,000 | 36735374 |
| 762217Amendment | May 9, 2013 | May 9, 2013 | Enervest Operating, L.L.C. | Wheeler | Hunter-Hefley 34 SL #6HH | 11,808 | 48333703 |
| 762205Amendment | May 9, 2013 | May 9, 2013 | Enervest Operating, L.L.C. | Wheeler | Hunter-Hefley 34 SL #4HH | 11,712 | 48333702 |
| 760876 | May 7, 2013 | May 7, 2013 | Enervest Operating, L.L.C. | Martin | University 7-26B #12 | 13,000 | 31738658 |
| 761921 | May 6, 2013 | May 6, 2013 | Enervest Operating, L.L.C. | Denton | Tullio #7HH | 9,000 | 12134378 |
| 761902 | May 3, 2013 | May 3, 2013 | Enervest Operating, L.L.C. | Denton | Tullio #6HH | 9,000 | 12134377 |
| 761586 | May 1, 2013 | May 1, 2013 | Enervest Operating, L.L.C. | Montague | Clower Unit #1HH | 9,000 | 33735112 |
| 761392 | May 1, 2013 | May 1, 2013 | Enervest Operating, L.L.C. | Madison | Howard-Pierce Unit #1HH | 9,100 | 31330992 |
| 760015 | May 1, 2013 | May 1, 2013 | Enervest Operating, L.L.C. | Martin | Mabee B #10 | 15,000 | 31738601 |
| 760635 | Apr 23, 2013 | Apr 23, 2013 | Enervest Operating, L.L.C. | Washington | Borgstedt-Levien Co-OP #1H | 12,000 | 47730998 |
| 760911 | Apr 22, 2013 | Apr 22, 2013 | Enervest Operating, L.L.C. | Montague | Clark Unit #1HH | 9,000 | 33735108 |
| 760911Amendment | Apr 22, 2013 | Apr 22, 2013 | Enervest Operating, L.L.C. | Montague | Clark Unit #1HH | 9,000 | 33735108 |
| 760577 | Apr 17, 2013 | Apr 17, 2013 | Enervest Operating, L.L.C. | Martin | University 7-30 #17 | 13,000 | 31738616 |
| 760577Amendment | Apr 17, 2013 | Apr 17, 2013 | Enervest Operating, L.L.C. | Martin | University 7-30 #17 | 13,000 | 31738616 |
| 760080 | Apr 15, 2013 | Apr 15, 2013 | Enervest Operating, L.L.C. | Andrews | Mabee L #2 | 14,000 | 00345283 |
| 759504 | Apr 10, 2013 | Apr 10, 2013 | Enervest Operating, L.L.C. | Parker | Efire #5HH | 9,000 | 36735371 |
| 759501 | Apr 10, 2013 | Apr 10, 2013 | Enervest Operating, L.L.C. | Parker | Efire #3HH | 9,000 | 36735370 |
| 759622 | Apr 5, 2013 | Apr 5, 2013 | Enervest Operating, L.L.C. | Andrews | Mabee M #3 | 15,000 | 00345264 |
| 759836 | Apr 3, 2013 | Apr 3, 2013 | Enervest Operating, L.L.C. | Montague | Elrod Unit #1HH | 9,000 | 33735096 |
| 759836Amendment | Apr 3, 2013 | Apr 3, 2013 | Enervest Operating, L.L.C. | Montague | Elrod Unit #1HH | 9,000 | 33735096 |
| 759836Amendment | Apr 3, 2013 | Apr 3, 2013 | Enervest Operating, L.L.C. | Montague | Elrod Unit #1HH | 9,000 | 33735096 |
| 759803 | Apr 3, 2013 | Apr 3, 2013 | Enervest Operating, L.L.C. | Montague | Pass Unit #1HH | 9,000 | 33735093 |
| 759803Amendment | Apr 3, 2013 | Apr 3, 2013 | Enervest Operating, L.L.C. | Montague | Pass Unit #1HH | 9,000 | 33735093 |
| 759803Amendment | Apr 3, 2013 | Apr 3, 2013 | Enervest Operating, L.L.C. | Montague | Pass Unit #1HH | 9,000 | 33735093 |
| 758896Amendment | Mar 27, 2013 | Mar 27, 2013 | Enervest Operating, L.L.C. | Ochiltree | Parnell 475 #1HH | 7,350 | 35733225 |
| 758644 | Mar 18, 2013 | Mar 18, 2013 | Enervest Operating, L.L.C. | Grimes | Strake #1HH | 9,600 | 18530813 |
| 758057 | Mar 18, 2013 | Mar 18, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #10HH | 9,000 | 12134364 |
| 758057Amendment | Mar 18, 2013 | Mar 18, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #10HH | 9,000 | 12134364 |
| 756443 | Mar 13, 2013 | Mar 13, 2013 | Enervest Operating, L.L.C. | Andrews | Mabee X #5 | 14,000 | 00345118 |
| 758200 | Mar 8, 2013 | Mar 8, 2013 | Enervest Operating, L.L.C. | Parker | Dean #I 4HH | 9,000 | 36735368 |
| 758198 | Mar 8, 2013 | Mar 8, 2013 | Enervest Operating, L.L.C. | Parker | Dean #I 5HH | 9,000 | 36735367 |
| 758131 | Mar 8, 2013 | Mar 8, 2013 | Enervest Operating, L.L.C. | Parker | Dean #I 6HH | 9,000 | 36735366 |
| 757814 | Mar 5, 2013 | Mar 5, 2013 | Enervest Operating, L.L.C. | Martin | Mabee C #27 | 14,000 | 31738500 |
| 757347 | Feb 26, 2013 | Feb 26, 2013 | Enervest Operating, L.L.C. | Parker | Brown #C 43HH | 9,000 | 36735365 |
| 757346 | Feb 26, 2013 | Feb 26, 2013 | Enervest Operating, L.L.C. | Parker | Brown #C 24H | 9,000 | 36735364 |
| 757142 | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #8HH | 9,000 | 12134361 |
| 757142Amendment | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #9HH | 9,000 | 12134361 |
| 757142Amendment | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #9HH | 9,000 | 12134361 |
| 757136 | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #9HH | 9,000 | 12134360 |
| 757136Amendment | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #8HH | 9,000 | 12134360 |
| 757136Amendment | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #8HH | 9,000 | 12134360 |
| 757127 | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor #10HH | 9,000 | 12134359 |
| 757127Amendment | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor (SA) #7HH | 9,000 | 12134359 |
| 757127Amendment | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Denton | Sybil Taylor (SA) #7HH | 9,000 | 12134359 |
| 757110Amendment | Feb 22, 2013 | Feb 22, 2013 | Enervest Operating, L.L.C. | Ochiltree | Deck-Woodruff 18 #4HH | 7,000 | 35733214 |
| 756660 | Feb 14, 2013 | Feb 14, 2013 | Enervest Operating, L.L.C. | Madison | Gall #1HH | 9,200 | 31330974 |
| 755832 | Feb 5, 2013 | Feb 5, 2013 | Enervest Operating, L.L.C. | Montague | Posey Unit #1HH | 9,000 | 33735055 |
| 755832Amendment | Feb 5, 2013 | Feb 5, 2013 | Enervest Operating, L.L.C. | Montague | Posey Unit #1HH | 9,000 | 33735055 |
| 755832Amendment | Feb 5, 2013 | Feb 5, 2013 | Enervest Operating, L.L.C. | Montague | Posey Unit #1HH | 9,000 | 33735055 |
| 755008 | Feb 4, 2013 | Feb 4, 2013 | Enervest Operating, L.L.C. | Harrison | Ruppe/Fennell/Newman #2 | 8,800 | 20333102 |
| 755459 | Jan 29, 2013 | Jan 29, 2013 | Enervest Operating, L.L.C. | Madison | Watson-Howard #1HH | 9,200 | 31330972 |
| 755304 | Jan 28, 2013 | Jan 28, 2013 | Enervest Operating, L.L.C. | Denton | M. T. Cole #307HH | 9,000 | 12134357 |
| 755276 | Jan 25, 2013 | Jan 25, 2013 | Enervest Operating, L.L.C. | Denton | M. T. Cole #315HH | 9,000 | 12134356 |
| 754067 | Jan 18, 2013 | Jan 18, 2013 | Enervest Operating, L.L.C. | Montague | East Tucknies Unit #1HH | 9,000 | 33735043 |
| 754135 | Jan 10, 2013 | Jan 10, 2013 | Enervest Operating, L.L.C. | Wise | Davenport #8HH | 9,000 | 49737626 |
| 754134 | Jan 9, 2013 | Jan 9, 2013 | Enervest Operating, L.L.C. | Wise | Davenport #7HH | 9,000 | 49737625 |
| 754127 | Jan 9, 2013 | Jan 9, 2013 | Enervest Operating, L.L.C. | Wise | Davenport #6HH | 9,000 | 49737624 |
| 753979 | Jan 9, 2013 | Jan 9, 2013 | Enervest Operating, L.L.C. | Denton | M T Cole #307HH | 9,000 | 12134348 |
| 753979Amendment | Jan 9, 2013 | Jan 9, 2013 | Enervest Operating, L.L.C. | Denton | M T Cole #306HH | 9,000 | 12134348 |
| 753931 | Jan 9, 2013 | Jan 9, 2013 | Enervest Operating, L.L.C. | Denton | M. T. Cole #305HH | 9,000 | 12134346 |
| 754032 | Jan 8, 2013 | Jan 8, 2013 | Enervest Operating, L.L.C. | Harrison | James A. Ruppe et Al #2 | 9,000 | 20334405 |
| 753958 | Jan 8, 2013 | Jan 8, 2013 | Enervest Operating, L.L.C. | Harrison | Ruppe Fennell Newman #3 | 9,100 | 20335154 |
| 753958Amendment | Jan 8, 2013 | Jan 8, 2013 | Enervest Operating, L.L.C. | Harrison | Ruppe Fennell Newman #3 | 9,100 | 20335154 |