| 715453 | May 5, 2011 | May 5, 2011 | Petrohawk Operating Company | De Witt | Williams A #1HH | 14,000 | 12332451 |
| 715449 | May 5, 2011 | May 5, 2011 | Petrohawk Operating Company | De Witt | Marie A #1HH | 14,000 | 12332450 |
| 715441 | May 5, 2011 | May 5, 2011 | Petrohawk Operating Company | De Witt | Rayes B #1HH | 14,000 | 12332449 |
| 715438 | May 5, 2011 | May 5, 2011 | Petrohawk Operating Company | De Witt | Byerly A #1HH | 14,000 | 12332448 |
| 715337 | May 4, 2011 | May 4, 2011 | Petrohawk Operating Company | De Witt | J-Hermann B #1HH | 14,000 | 12332447 |
| 715309 | May 4, 2011 | May 4, 2011 | Petrohawk Operating Company | De Witt | Warren B #1HH | 14,000 | 12332446 |
| 715135 | May 2, 2011 | May 2, 2011 | Petrohawk Operating Company | De Witt | Jacobs A #1HH | 14,000 | 12332444 |
| 715083 | Apr 29, 2011 | Apr 29, 2011 | Petrohawk Operating Company | De Witt | Lane A #1HH | 14,000 | 12332443 |
| 714769 | Apr 27, 2011 | Apr 27, 2011 | Petrohawk Operating Company | McMullen | Edwards #4HH | 13,000 | 31134532 |
| 714769Amendment | Apr 27, 2011 | Apr 27, 2011 | Petrohawk Operating Company | McMullen | Edwards #4HH | 14,000 | 31134532 |
| 714614 | Apr 27, 2011 | Apr 27, 2011 | Petrohawk Operating Company | McMullen | STS C #4HH | 13,000 | 31134534 |
| 714732 | Apr 26, 2011 | Apr 26, 2011 | Petrohawk Operating Company | La Salle | STS B #8HH | 13,000 | 28332608 |
| 714666 | Apr 26, 2011 | Apr 26, 2011 | Petrohawk Operating Company | La Salle | STS #13HH | 13,000 | 28332606 |
| 714643 | Apr 25, 2011 | Apr 25, 2011 | Petrohawk Operating Company | La Salle | Brown Trust Unit 1 #1HH | 13,000 | 28332605 |
| 714589 | Apr 20, 2011 | Apr 20, 2011 | Petrohawk Operating Company | De Witt | Elder B #1HH | 13,000 | 12332441 |
| 714167 | Apr 15, 2011 | Apr 15, 2011 | Petrohawk Operating Company | Zavala | Chaparrosa E #1HH | 6,300 | 50732788 |
| 714167Amendment | Apr 15, 2011 | Apr 15, 2011 | Petrohawk Operating Company | Zavala | Chaparrosa E #1 | 6,000 | 50732788 |
| 714094 | Apr 15, 2011 | Apr 15, 2011 | Petrohawk Operating Company | La Salle | STS #11HH | 13,000 | 28332597 |
| 713984 | Apr 14, 2011 | Apr 14, 2011 | Petrohawk Operating Company | De Witt | Stulgis A #1HH | 13,000 | 12332434 |
| 713955 | Apr 14, 2011 | Apr 14, 2011 | Petrohawk Operating Company | De Witt | Oehlke A #1HH | 13,000 | 12332433 |
| 713859 | Apr 13, 2011 | Apr 13, 2011 | Petrohawk Operating Company | De Witt | Leske A #1HH | 13,000 | 12332432 |
| 713784 | Apr 12, 2011 | Apr 12, 2011 | Petrohawk Operating Company | McMullen | Bracken-J.V. #10HH | 13,000 | 31134525 |
| 713327 | Apr 5, 2011 | Apr 5, 2011 | Petrohawk Operating Company | De Witt | Natho A #1HH | 13,000 | 12332429 |
| 713327Amendment | Apr 5, 2011 | Apr 5, 2011 | Petrohawk Operating Company | De Witt | Natho A #1HH | 14,000 | 12332429 |
| 713194 | Apr 1, 2011 | Apr 1, 2011 | Petrohawk Operating Company | De Witt | Oliver D #1HH | 13,000 | 12332427 |
| 713139 | Apr 1, 2011 | Apr 1, 2011 | Petrohawk Operating Company | De Witt | Warren A #1HH | 13,000 | 12332426 |
| 713139Amendment | Apr 1, 2011 | Apr 1, 2011 | Petrohawk Operating Company | De Witt | Warren A #1HH | 13,000 | 12332426 |
| 713131 | Apr 1, 2011 | Apr 1, 2011 | Petrohawk Operating Company | De Witt | Ormand A #1HH | 13,000 | 12332425 |
| 713130 | Apr 1, 2011 | Apr 1, 2011 | Petrohawk Operating Company | De Witt | Boysen A #1HH | 13,000 | 12332424 |
| 713130Amendment | Apr 1, 2011 | Apr 1, 2011 | Petrohawk Operating Company | De Witt | Boysen A #1HH | 13,000 | 12332424 |
| 712940 | Mar 30, 2011 | Mar 30, 2011 | Petrohawk Operating Company | La Salle | Brown Distributing A #2HH | 12,500 | 28332586 |
| 712388Amendment | Mar 29, 2011 | Mar 29, 2011 | Petrohawk Operating Company | Culberson | At Land State 52-6 #1HH | 13,500 | 10932382 |
| 712626 | Mar 25, 2011 | Mar 25, 2011 | Petrohawk Operating Company | De Witt | J-Hermann C #1HH | 13,000 | 12332422 |
| 712288 | Mar 22, 2011 | Mar 22, 2011 | Petrohawk Operating Company | De Witt | Buchhorn B #1HH | 13,000 | 12332420 |
| 712236 | Mar 21, 2011 | Mar 21, 2011 | Petrohawk Operating Company | McMullen | Donnell C #1HH | 12,000 | 31134514 |
| 711928 | Mar 15, 2011 | Mar 15, 2011 | Petrohawk Operating Company | De Witt | Gwosdz A #1HH | 13,000 | 12332415 |
| 711123 | Mar 3, 2011 | Mar 3, 2011 | Petrohawk Operating Company | McMullen | Bracken-J.V. #8HH | 12,500 | 31134512 |
| 710953 | Mar 2, 2011 | Mar 2, 2011 | Petrohawk Operating Company | De Witt | Schendel B #1HH | 13,000 | 12332411 |
| 710984 | Mar 1, 2011 | Mar 1, 2011 | Petrohawk Operating Company | De Witt | Jordan B #1HH | 13,000 | 12332412 |
| 710372 | Feb 18, 2011 | Feb 18, 2011 | Petrohawk Operating Company | De Witt | Immenhauser A #1HH | 13,000 | 12332407 |
| 710009 | Feb 11, 2011 | Feb 11, 2011 | Petrohawk Operating Company | La Salle | Brown Distributing A #1HH | 12,500 | 28332444 |
| 709992 | Feb 11, 2011 | Feb 11, 2011 | Petrohawk Operating Company | McMullen | Donnell B #11HH | 12,500 | 31134505 |
| 709990 | Feb 11, 2011 | Feb 11, 2011 | Petrohawk Operating Company | McMullen | Bracken-J.V. #4HH | 12,500 | 31134504 |
| 709857 | Feb 10, 2011 | Feb 10, 2011 | Petrohawk Operating Company | La Salle | Henderson-Cenizo #6HH | 12,500 | 28332443 |
| 709762 | Feb 8, 2011 | Feb 8, 2011 | Petrohawk Operating Company | De Witt | Weikel A #1HH | 13,000 | 12332405 |
| 709537 | Feb 3, 2011 | Feb 3, 2011 | Petrohawk Operating Company | De Witt | Ulrich B #1HH | 13,500 | 12332402 |
| 709127 | Feb 3, 2011 | Feb 3, 2011 | Petrohawk Operating Company | De Witt | Jordan A #1HH | 13,500 | 12332397 |
| 709405 | Feb 1, 2011 | Feb 1, 2011 | Petrohawk Operating Company | La Salle | Pielop Cooke Unit 2 #1HH | 12,000 | 28332429 |
| 708962 | Jan 27, 2011 | Jan 27, 2011 | Petrohawk Operating Company | La Salle | Pielop Cooke Unit 1 #1HH | 12,000 | 28332424 |
| 708962Amendment | Jan 27, 2011 | Jan 27, 2011 | Petrohawk Operating Company | La Salle | Pielop Cooke Unit 1 #1HH | 12,000 | 28332424 |
| 708940 | Jan 27, 2011 | Jan 27, 2011 | Petrohawk Operating Company | De Witt | Steen A #1HH | 13,500 | 12332396 |
| 708803 | Jan 24, 2011 | Jan 24, 2011 | Petrohawk Operating Company | La Salle | Storey A #5HH | 12,000 | 28332422 |
| 708823 | Jan 21, 2011 | Jan 21, 2011 | Petrohawk Operating Company | Zavala | Pryor Ranch #2HH | 5,500 | 50732775 |
| 708823Amendment | Jan 21, 2011 | Jan 21, 2011 | Petrohawk Operating Company | Zavala | Pryor Ranch #2HH | 5,500 | 50732775 |
| 708622 | Jan 20, 2011 | Jan 20, 2011 | Petrohawk Operating Company | La Salle | Heim #3HH | 12,000 | 28332418 |
| 708507 | Jan 18, 2011 | Jan 18, 2011 | Petrohawk Operating Company | Zavala | Pryor Ranch #1HH | 5,500 | 50732774 |
| 708507Amendment | Jan 18, 2011 | Jan 18, 2011 | Petrohawk Operating Company | Zavala | Pryor Ranch #1HH | 5,500 | 50732774 |
| 708030 | Jan 11, 2011 | Jan 11, 2011 | Petrohawk Operating Company | La Salle | Caroline Pielop #9HH | 13,000 | 28332412 |
| 708092 | Jan 10, 2011 | Jan 10, 2011 | Petrohawk Operating Company | De Witt | Caskey B #1HH | 13,500 | 12332393 |
| 708092Amendment | Jan 10, 2011 | Jan 10, 2011 | Petrohawk Operating Company | De Witt | Caskey B #1HH | 13,500 | 12332393 |
| 708014 | Jan 10, 2011 | Jan 10, 2011 | Petrohawk Operating Company | De Witt | Caskey A #1HH | 13,500 | 12332390 |
| 707982 | Jan 7, 2011 | Jan 7, 2011 | Petrohawk Operating Company | De Witt | Steele Partners B #1HH | 13,500 | 12332389 |
| 707982Amendment | Jan 7, 2011 | Jan 7, 2011 | Petrohawk Operating Company | De Witt | Steele Partners B #1HH | 13,500 | 12332389 |
| 707951 | Jan 6, 2011 | Jan 6, 2011 | Petrohawk Operating Company | McMullen | Dilworth #2HH | 11,400 | 31134476 |
| 707460 | Dec 23, 2010 | Dec 23, 2010 | Petrohawk Operating Company | La Salle | Caroline Pielop #7HH | 12,000 | 28332405 |
| 707156 | Dec 20, 2010 | Dec 20, 2010 | Petrohawk Operating Company | McMullen | Whipple A #1HH | 12,500 | 31134450 |
| 707126 | Dec 20, 2010 | Dec 20, 2010 | Petrohawk Operating Company | La Salle | Willie Ranch #1HH | 11,900 | 28332402 |
| 706897 | Dec 15, 2010 | Dec 15, 2010 | Petrohawk Operating Company | McMullen | Donnell B #7HH | 11,900 | 31134340 |
| 705003 | Dec 9, 2010 | Dec 9, 2010 | Petrohawk Operating Company | De Witt | Zgabay A #1HH | 12,300 | 12332375 |
| 706090 | Dec 2, 2010 | Dec 2, 2010 | Petrohawk Operating Company | La Salle | Ollie-Lowry #1HH | 12,400 | 28332389 |
| 705808 | Nov 23, 2010 | Nov 23, 2010 | Petrohawk Operating Company | De Witt | Bishop A #1HH | 12,200 | 12332381 |
| 705802 | Nov 23, 2010 | Nov 23, 2010 | Petrohawk Operating Company | De Witt | Warwas A #1HH | 13,000 | 12332380 |
| 705271 | Nov 16, 2010 | Nov 16, 2010 | Petrohawk Operating Company | De Witt | Ulrich A #1HH | 12,588 | 12332376 |
| 704817 | Nov 9, 2010 | Nov 9, 2010 | Petrohawk Operating Company | Gonzales | Clark C #1HH | 11,900 | 17732136 |
| 704792 | Nov 5, 2010 | Nov 5, 2010 | Petrohawk Operating Company | La Salle | Chalos Minerals #1HH | 11,400 | 28332372 |
| 704616 | Nov 4, 2010 | Nov 4, 2010 | Petrohawk Operating Company | De Witt | E. Butler A #1HH | 13,700 | 12332372 |
| 704612 | Nov 4, 2010 | Nov 4, 2010 | Petrohawk Operating Company | De Witt | Muir F #1HH | 13,500 | 12332373 |
| 704432 | Oct 29, 2010 | Oct 29, 2010 | Petrohawk Operating Company | De Witt | Wagner B #1HH | 13,800 | 12332370 |
| 704060 | Oct 22, 2010 | Oct 22, 2010 | Petrohawk Operating Company | De Witt | Muir D #1HH | 13,400 | 12332367 |
| 704015 | Oct 22, 2010 | Oct 22, 2010 | Petrohawk Operating Company | McMullen | Donnell A #6HH | 11,500 | 31134302 |
| 703569 | Oct 14, 2010 | Oct 14, 2010 | Petrohawk Operating Company | Karnes | Crow A #1HH | 13,600 | 25531770 |
| 702995 | Oct 1, 2010 | Oct 1, 2010 | Petrohawk Operating Company | Zavala | Chaparrosa 'D' #2HH | 4,938 | 50732763 |
| 702950 | Oct 1, 2010 | Oct 1, 2010 | Petrohawk Operating Company | De Witt | Schendel A #1HH | 14,000 | 12332365 |
| 702506 | Sep 23, 2010 | Sep 23, 2010 | Petrohawk Operating Company | McMullen | Edwards #1HH | 12,200 | 31134289 |
| 701320 | Sep 20, 2010 | Sep 20, 2010 | Petrohawk Operating Company | De Witt | J-Hermann A #1HH | 13,700 | 12332359 |
| 701320Amendment | Sep 20, 2010 | Sep 20, 2010 | Petrohawk Operating Company | De Witt | J-Hermann A #1HH | 14,000 | 12332359 |
| 701460 | Sep 1, 2010 | Sep 1, 2010 | Petrohawk Operating Company | De Witt | Oliver C #1HH | 13,700 | 12332361 |
| 701416 | Aug 31, 2010 | Aug 31, 2010 | Petrohawk Operating Company | De Witt | Hansen B #1HH | 13,700 | 12332360 |
| 701223 | Aug 27, 2010 | Aug 27, 2010 | Petrohawk Operating Company | Bee | Born A #1HH | 14,500 | 02533741 |
| 701200 | Aug 27, 2010 | Aug 27, 2010 | Petrohawk Operating Company | De Witt | Hansen A #1HH | 14,500 | 12332358 |
| 699897 | Aug 24, 2010 | Aug 24, 2010 | Petrohawk Operating Company | De Witt | Strenk A #1HH | 14,500 | 12332351 |
| 700876 | Aug 20, 2010 | Aug 20, 2010 | Petrohawk Operating Company | McMullen | Dilworth #1HH | 14,500 | 31134277 |
| 700781Amendment | Aug 18, 2010 | Aug 18, 2010 | Petrohawk Operating Company | La Salle | Storey #4HH | 11,300 | 28332327 |
| 700559 | Aug 13, 2010 | Aug 13, 2010 | Petrohawk Operating Company | De Witt | Clark B #1HH | 14,500 | 12332353 |
| 700360 | Aug 9, 2010 | Aug 9, 2010 | Petrohawk Operating Company | McMullen | Bracken-J.V. #5HH | 14,500 | 31134270 |
| 699904 | Aug 2, 2010 | Aug 2, 2010 | Petrohawk Operating Company | De Witt | Muir E #1HH | 14,500 | 12332352 |
| 699732 | Jul 29, 2010 | Jul 29, 2010 | Petrohawk Operating Company | La Salle | Caroline Pielop #5HH | 14,000 | 28332318 |
| 699732Amendment | Jul 29, 2010 | Jul 29, 2010 | Petrohawk Operating Company | La Salle | Caroline Pielop #5HH | 14,000 | 28332318 |
| 699749 | Jul 28, 2010 | Jul 28, 2010 | Petrohawk Operating Company | De Witt | Heibel A #1HH | 14,500 | 12332350 |
| 699287 | Jul 28, 2010 | Jul 28, 2010 | Petrohawk Operating Company | La Salle | STS #9HH | 14,500 | 28332316 |