| Thurman Horn G-14-267317 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 589K | 3.39M | May 2012 – Apr 2026 |
| Mills Unit G-2-297512 | EOG Resources, Inc. only | Sugarkane (Austin Chalk) | Karnes | 1 | 419K | 1.85M | Jul 2019 – Apr 2026 |
| Lott 2 G-14-267791 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 316K | 2.22M | Mar 2013 – Apr 2026 |
| Mills Ranch & Co. G-14-265189 | Sanguine Gas Exploration, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 308K | 3.91M | May 2011 – Apr 2026 |
| Dupont 1 G-14-270492 | Presidio Petroleum LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 284K | 1.84M | Apr 2013 – Apr 2026 |
| Atherton, D. E. G-14-268028 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 278K | 1.16M | Oct 2012 – Jul 2025 |
| Davis 64 G-14-271817 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 270K | 2.23M | Mar 2013 – Apr 2026 |
| Ledbetter 66 G-14-266102 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 269K | 902K | Nov 2011 – Apr 2026 |
| Hale G-14-261907 | Sanguine Gas Exploration, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 267K | 1.59M | Mar 2011 – Apr 2026 |
| Lott 2 G-14-268150 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 267K | 1.14M | Dec 2012 – Apr 2026 |
| Stiles Ranch 5 G-14-266772 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 264K | 873K | Mar 2012 – Jul 2024 |
| Lunsford 3 G-14-268618 | Presidio Petroleum LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 253K | 2.37M | Sep 2012 – Apr 2026 |
| Coltharp G-14-261868 | Mustang Fuel Corporation only | Mills Ranch (Des Moines) | Wheeler | 1 | 251K | 5.82M | Dec 2010 – Apr 2026 |
| Davis 65 G-14-268119 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 243K | 895K | Oct 2011 – Apr 2026 |
| Thurman Horn G-14-268793 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 240K | 2.27M | Nov 2012 – Apr 2026 |
| Mills Ranch & Co. G-14-266337 | Sanguine Gas Exploration, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 237K | 953K | Nov 2011 – Dec 2022 |
| Willis, Luther 9 G-14-272255 | Mmgl Txph, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 235K | 1.16M | Nov 2012 – Apr 2026 |
| Stiles 67 G-14-265055 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 233K | 835K | Dec 2011 – Apr 2026 |
| Meek 41 G-14-266977 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 233K | 691K | Apr 2012 – Apr 2026 |
| Davis 64 G-14-266077 | Mmgl Txph, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 222K | 963K | Jun 2012 – Oct 2023 |
| Lott 3 G-14-269855 | Mmgl Txph, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 217K | 1.17M | Jan 2013 – Apr 2026 |
| Lee Hefley (AW) G-14-276114 | Mmgl Txph, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 217K | 1.25M | Jun 2014 – Apr 2026 |
| Huff 32 G-14-275359 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 215K | 1.97M | Sep 2012 – Apr 2026 |
| Hudson 4 G-14-272257 | Mmgl Txph, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 211K | 1.78M | Aug 2013 – Apr 2026 |
| Lott 2 G-14-268170 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 207K | 1.32M | Dec 2012 – Apr 2026 |
| Zybach G-14-267421 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 200K | 911K | Jul 2012 – Apr 2026 |
| Zybach 11 G-14-274489 | Mmgl Txph, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 200K | 1.13M | Jul 2013 – Apr 2026 |
| Buckingham G-14-265496 | Mustang Fuel Corporation only | Mills Ranch (Des Moines) | Wheeler | 1 | 198K | 4.76M | Apr 2011 – Apr 2026 |
| Reed 70 G-14-269006 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 193K | 871K | Jan 2013 – Apr 2026 |
| Davis 64 SL G-14-267543 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 192K | 1.17M | Mar 2013 – Apr 2026 |
| Huff 32 G-14-274379 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 191K | 1.7M | Sep 2012 – Apr 2026 |
| Meek 41 G-14-268269 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 188K | 513K | Sep 2012 – Apr 2026 |
| Lee 42 Wel G-14-267751 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 188K | 585K | Sep 2012 – Apr 2026 |
| Reed 70 G-14-267092 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 185K | 1.4M | Jul 2012 – Apr 2026 |
| Wildwood Gas Unit "A" G-3-265004 | Neches Transport Inc. only | Village Mills Deep (WX Cons.) | Tyler | 1 | 180K | 1.98M | Sep 2010 – Apr 2026 |
| Davis G-14-258741 | Sanguine Gas Exploration, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 179K | 3.46M | Jun 2010 – Oct 2016 |
| Brown 8 G-14-272108 | Mmgl Txph, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 176K | 1.06M | Sep 2012 – Apr 2026 |
| Atherton G-14-270282 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 175K | 1.64M | Mar 2013 – Apr 2026 |
| Davis 65 G-14-267920 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 171K | 1.07M | Jan 2013 – Apr 2026 |
| Atherton 69 G-14-269804 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 171K | 1.28M | Jul 2013 – Apr 2026 |
| Stiles Ranch 5 G-14-267234 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 170K | 848K | Apr 2012 – Apr 2026 |
| Atherton, D. E. G-14-268919 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 168K | 977K | Feb 2013 – Apr 2026 |
| Buckingham G-14-269034 | Mustang Fuel Corporation only | Mills Ranch (Des Moines) | Wheeler | 1 | 161K | 4.73M | May 2012 – Apr 2026 |
| Lott 3 G-14-266978 | Devon Energy Production Co, L.P. only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 159K | 242K | Oct 2012 – Dec 2012 |
| Atherton, D. E. G-14-269301 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 156K | 834K | Feb 2013 – Jul 2025 |
| Davis 64 G-14-267830 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 155K | 1.15M | Mar 2013 – Apr 2026 |
| Stiles 67 G-14-267472 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 153K | 1.1M | Aug 2012 – Apr 2026 |
| Atherton G-14-266998 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 151K | 752K | Jan 2013 – Apr 2026 |
| Lott G-14-267856 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 150K | 777K | Mar 2013 – Nov 2025 |
| Miller G-14-267465 | Unbridled Resources, LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 148K | 534K | Sep 2012 – Apr 2026 |