| 728751 | Nov 22, 2011 | Nov 22, 2011 | Devon Energy Production Co, L.P. | Rawdon-Peyco-McGee (SA) #2HH | 9,000 | 25134443 |
| 728742 | Nov 22, 2011 | Nov 22, 2011 | Devon Energy Production Co, L.P. | Rawdon-Peyco-McGee (SA) #1HH | 9,000 | 25134442 |
| 728260 | Nov 18, 2011 | Nov 18, 2011 | XTO Energy Inc. | Dixon Unit #B 3HH | 12,000 | 25134441 |
| 728260Amendment | Nov 18, 2011 | Nov 18, 2011 | XTO Energy Inc. | Dixon Unit #B 3HH | 12,000 | 25134441 |
| 728258 | Nov 18, 2011 | Nov 18, 2011 | XTO Energy Inc. | Dixon Unit #B 2HH | 12,000 | 25134440 |
| 728258Amendment | Nov 18, 2011 | Nov 18, 2011 | XTO Energy Inc. | Dixon Unit #B 2HH | 12,000 | 25134440 |
| 727612 | Nov 15, 2011 | Nov 15, 2011 | Devon Energy Production Co, L.P. | Rawdon, Harold T. #5HH | 9,000 | 25134438 |
| 727614 | Nov 14, 2011 | Nov 14, 2011 | Devon Energy Production Co, L.P. | King Sisters #24HH | 9,000 | 25134439 |
| 727470 | Nov 8, 2011 | Nov 8, 2011 | Devon Energy Production Co, L.P. | Rawdon-Sierra-McGee (SA) #4HH | 9,000 | 25134437 |
| 727468 | Nov 4, 2011 | Nov 4, 2011 | Devon Energy Production Co, L.P. | Rawdon-Sierra-McGee (SA) #3HH | 9,000 | 25134436 |
| 727465 | Nov 4, 2011 | Nov 4, 2011 | Devon Energy Production Co, L.P. | Rawdon-Sierra-McGee (SA) #2HH | 9,000 | 25134435 |
| 727031 | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #4HH | 9,000 | 25134434 |
| 727031Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #4HH | 9,000 | 25134434 |
| 727031Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #4HH | 9,000 | 25134434 |
| 727031Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #4HH | 9,000 | 25134434 |
| 727031Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #4HH | 9,000 | 25134434 |
| 727029 | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #3HH | 9,000 | 25134433 |
| 727029Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #3HH | 9,000 | 25134433 |
| 727029Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #3HH | 9,000 | 25134433 |
| 727029Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #3HH | 9,000 | 25134433 |
| 727029Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #3HH | 9,000 | 25134433 |
| 727029Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #3HH | 9,000 | 25134433 |
| 727028 | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #2HH | 9,000 | 25134432 |
| 727028Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #2HH | 9,000 | 25134432 |
| 727028Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #2HH | 9,000 | 25134432 |
| 727028Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #2HH | 9,000 | 25134432 |
| 727028Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #2HH | 9,000 | 25134432 |
| 727028Amendment | Oct 31, 2011 | Oct 31, 2011 | Chesapeake Operating, Inc. | Pegasus #2HH | 9,000 | 25134432 |
| 726798 | Oct 28, 2011 | Oct 28, 2011 | Devon Energy Production Co, L.P. | Davis-Bussey (SA) #4HH | 9,000 | 25134431 |
| 726731 | Oct 28, 2011 | Oct 28, 2011 | Devon Energy Production Co, L.P. | Davis-Bussey (SA) #3HH | 9,000 | 25134430 |
| 726731Amendment | Oct 28, 2011 | Oct 28, 2011 | Devon Energy Production Co, L.P. | Davis-Bussey (SA) #3HH | 9,000 | 25134430 |
| 726730 | Oct 28, 2011 | Oct 28, 2011 | Devon Energy Production Co, L.P. | Davis-Bussey (SA) #2HH | 9,000 | 25134429 |
| 726728 | Oct 28, 2011 | Oct 28, 2011 | Devon Energy Production Co, L.P. | Davis-Bussey (SA) #1HH | 9,000 | 25134428 |
| 726728Amendment | Oct 28, 2011 | Oct 28, 2011 | Devon Energy Production Co, L.P. | Davis-Bussey (SA) #1HH | 9,000 | 25134428 |
| 726560 | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #7HH | 9,000 | 25134427 |
| 726560Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #7HH | 9,000 | 25134427 |
| 726560Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #7HH | 9,000 | 25134427 |
| 726560Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #7HH | 9,000 | 25134427 |
| 726560Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #7HH | 9,000 | 25134427 |
| 726559 | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #6HH | 9,000 | 25134426 |
| 726559Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #6HH | 9,000 | 25134426 |
| 726559Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #6HH | 9,000 | 25134426 |
| 726559Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #6HH | 9,000 | 25134426 |
| 726559Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #6HH | 9,000 | 25134426 |
| 726558 | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #5HH | 9,000 | 25134425 |
| 726558Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #5HH | 9,000 | 25134425 |
| 726557 | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #4HH | 9,000 | 25134424 |
| 726557Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #4HH | 9,000 | 25134424 |
| 726557Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #4HH | 9,000 | 25134424 |
| 726556 | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #3HH | 9,000 | 25134423 |
| 726556Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #3HH | 9,000 | 25134423 |
| 726556Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #3HH | 9,000 | 25134423 |
| 726555 | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #2HH | 9,000 | 25134422 |
| 726555Amendment | Oct 20, 2011 | Oct 20, 2011 | Chesapeake Operating, Inc. | Nautilus #2HH | 9,000 | 25134422 |
| 726319 | Oct 19, 2011 | Oct 19, 2011 | Chesapeake Operating, Inc. | Deann #10HH | 9,000 | 25134421 |
| 726319Amendment | Oct 19, 2011 | Oct 19, 2011 | Chesapeake Operating, Inc. | Deann #10HH | 9,000 | 25134421 |
| 725942 | Oct 17, 2011 | Oct 17, 2011 | Devon Energy Production Co, L.P. | King Sisters #28HH | 9,000 | 25134420 |
| 725941 | Oct 17, 2011 | Oct 17, 2011 | Devon Energy Production Co, L.P. | King Sisters #27HH | 9,000 | 25134419 |
| 725938 | Oct 17, 2011 | Oct 17, 2011 | Devon Energy Production Co, L.P. | King Sisters #26HH | 9,000 | 25134418 |
| 725937 | Oct 17, 2011 | Oct 17, 2011 | Devon Energy Production Co, L.P. | King Sisters #25HH | 9,000 | 25134417 |
| 725740 | Oct 7, 2011 | Oct 7, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #6HH | 9,000 | 25134416 |
| 725740Amendment | Oct 7, 2011 | Oct 7, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #6HH | 9,000 | 25134416 |
| 725740Amendment | Oct 7, 2011 | Oct 7, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #6HH | 9,000 | 25134416 |
| 725642 | Oct 6, 2011 | Oct 6, 2011 | Chesapeake Operating, Inc. | Jester #3HH | 9,000 | 25134415 |
| 725642Amendment | Oct 6, 2011 | Oct 6, 2011 | Chesapeake Operating, Inc. | Jester #3HH | 9,000 | 25134415 |
| 725239 | Sep 30, 2011 | Sep 30, 2011 | Quicksilver Resources Inc. | Speed Racer #5HH | 9,000 | 25134412 |
| 725237 | Sep 30, 2011 | Sep 30, 2011 | Quicksilver Resources Inc. | Speed Racer #4HH | 9,000 | 25134414 |
| 725233 | Sep 30, 2011 | Sep 30, 2011 | Quicksilver Resources Inc. | Speed Racer #3HH | 9,000 | 25134413 |
| 725192 | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #4HH | 9,000 | 25134411 |
| 725192Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #4HH | 9,000 | 25134411 |
| 725192Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #4HH | 9,000 | 25134411 |
| 725191 | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #3HH | 9,000 | 25134410 |
| 725191Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #3HH | 9,000 | 25134410 |
| 725191Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #3HH | 9,000 | 25134410 |
| 725189 | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #2HH | 9,000 | 25134409 |
| 725189Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #2HH | 9,000 | 25134409 |
| 725189Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #2HH | 9,000 | 25134409 |
| 725188 | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #1HH | 9,000 | 25134408 |
| 725188Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #1HH | 9,000 | 25134408 |
| 725188Amendment | Sep 30, 2011 | Sep 30, 2011 | Chesapeake Operating, Inc. | Alvarado Welborn #1HH | 9,000 | 25134408 |
| 724753 | Sep 28, 2011 | Sep 28, 2011 | Titan Operating, LLC | Indian Trails #1HH | 8,500 | 25134406 |
| 724753Amendment | Sep 28, 2011 | Sep 28, 2011 | Titan Operating, LLC | Indian Trails #1HH | 8,500 | 25134406 |
| 724941 | Sep 27, 2011 | Sep 27, 2011 | Chesapeake Operating, Inc. | Ryder #1HH | 9,000 | 25134407 |
| 724941Amendment | Sep 27, 2011 | Sep 27, 2011 | Chesapeake Operating, Inc. | Ryder #1HH | 9,000 | 25134407 |
| 724941Amendment | Sep 27, 2011 | Sep 27, 2011 | Chesapeake Operating, Inc. | Ryder #1HH | 9,000 | 25134407 |
| 724295 | Sep 20, 2011 | Sep 20, 2011 | Chesapeake Operating, Inc. | Hog A #5HH | 9,000 | 25134404 |
| 724294 | Sep 20, 2011 | Sep 20, 2011 | Chesapeake Operating, Inc. | Hog A #3HH | 9,000 | 25134403 |
| 722778 | Sep 20, 2011 | Sep 20, 2011 | Devon Energy Production Co, L.P. | Miller-Shipley (SA) #1HH | 9,000 | 25134392 |
| 724292 | Sep 19, 2011 | Sep 19, 2011 | Chesapeake Operating, Inc. | Hog A #2HH | 9,000 | 25134402 |
| 724222 | Sep 16, 2011 | Sep 16, 2011 | Chesapeake Operating, Inc. | Old Town #1HH | 9,000 | 25134401 |
| 724222Amendment | Sep 16, 2011 | Sep 16, 2011 | Chesapeake Operating, Inc. | Old Town #1HH | 9,000 | 25134401 |
| 724212 | Sep 16, 2011 | Sep 16, 2011 | Chesapeake Operating, Inc. | Hog B #1HH | 9,000 | 25134400 |
| 724089 | Sep 15, 2011 | Sep 15, 2011 | Chesapeake Operating, Inc. | Jester #5HH | 9,000 | 25134399 |
| 724089Amendment | Sep 15, 2011 | Sep 15, 2011 | Chesapeake Operating, Inc. | Jester #5HH | 9,000 | 25134399 |
| 724088 | Sep 15, 2011 | Sep 15, 2011 | Chesapeake Operating, Inc. | Jester #4HH | 9,000 | 25134398 |
| 724088Amendment | Sep 15, 2011 | Sep 15, 2011 | Chesapeake Operating, Inc. | Jester #4HH | 9,000 | 25134398 |
| 724085 | Sep 15, 2011 | Sep 15, 2011 | Chesapeake Operating, Inc. | Jester #2HH | 9,000 | 25134397 |
| 724085Amendment | Sep 15, 2011 | Sep 15, 2011 | Chesapeake Operating, Inc. | Jester #2HH | 9,000 | 25134397 |
| 724085Amendment | Sep 15, 2011 | Sep 15, 2011 | Chesapeake Operating, Inc. | Jester #2HH | 9,000 | 25134397 |
| 722971 | Sep 1, 2011 | Sep 1, 2011 | Devon Energy Production Co, L.P. | King-Guttry-Rives (SA) #3HH | 9,000 | 25134396 |