| Shadrach 68 Unit G-10-290247 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 1.09M | 6.38M | Jun 2019 – Apr 2026 |
| Golden 68 G-10-286384 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Loving | 1 | 998K | 3.83M | Jan 2017 – Mar 2026 |
| Shadrach 68 Unit G-10-290925 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 716K | 4.88M | Nov 2020 – Apr 2026 |
| Nueces Bay State Tract 688 G-4-242306 | Orx Resources, L.L.C. only | Nueces Bay Deep Consolidated | San Patricio | 1 | 427K | 13.2M | Aug 2008 – Apr 2026 |
| Stiles 68 G-14-260348 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 408K | 14.9M | Feb 2010 – Apr 2026 |
| Shadrach 68 Unit G-10-290829 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 398K | 2.19M | Nov 2020 – Apr 2026 |
| Shadrach 68 Unit G-10-290882 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 375K | 2.18M | Nov 2020 – Apr 2026 |
| Naylor Jones Unit 68 G-1-296302 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 266K | 405K | Jun 2018 – Apr 2026 |
| Naylor Jones Unit 68 G-1-296301 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 1 | 225K | 424K | Jun 2018 – Apr 2026 |
| State Tract 689-A G-4-98179 | Texas Petroleum Investment Co. only | Tule Lake | Nueces | 1 | 195K | 7.81M | Jan 1993 – Apr 2026 |
| State Tract 689 G-4-244688 | Energy Twenty Operating LLC only | Nueces Bay Deep Consolidated | San Patricio | 1 | 165K | 1.66M | Oct 2008 – Oct 2019 |
| Stiles 68 G-14-276227 | Formentera Operations LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 144K | 1.32M | Aug 2013 – Apr 2026 |
| Meek 6814 XL G-14-285111 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 144K | 5.44M | Jun 2018 – Mar 2026 |
| Meek 68 G-14-276662 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 128K | 9.89M | Nov 2014 – Apr 2026 |
| Stiles 68 G-14-276557 | Formentera Operations LLC only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 126K | 1.09M | Jul 2014 – Apr 2026 |
| Stiles 68 G-14-274541 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 113K | 1.35M | Oct 2013 – Mar 2021 |
| Stiles 68 G-14-269698 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 109K | 3.49M | May 2013 – Apr 2026 |
| Fenner, K. G-3-138436 | Home Petroleum Corp. only | Lost Fork (Yegua 6800) | Wharton | 1 | 88.5K | 9.46M | Jan 1993 – Jan 2026 |
| Meek 68 G-14-272896 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 86.6K | 3.29M | Nov 2013 – Apr 2026 |
| Stiles 68 G-14-265674 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 74.3K | 2.56M | Jan 2012 – Apr 2026 |
| Akers 968 G-14-298123 | Mewbourne Oil Company only | Lipscomb (Cleveland) | Lipscomb | 1 | 69.7K | 546K | Jun 2024 – Apr 2026 |
| Vergara 1680 G-4-132632 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 67.2K | 3.08M | Jan 1993 – Jun 2016 |
| Nueces Bay State Tract 688 G-4-168642 | EOG Resources, Inc. only | Nueces Bay Deep Consolidated | San Patricio | 1 | 64.9K | 1.15M | Jan 1998 – Jan 2012 |
| Fenner-Morton G-3-140106 | Home Petroleum Corp. only | Lost Fork (Yegua 6800) | Wharton | 1 | 56K | 7.65M | Jan 1993 – Jan 2026 |
| Stiles 68 G-14-261117 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 54.6K | 2.5M | Jan 2011 – Apr 2026 |
| Stiles 68 G-14-203583 | Tapstone Energy, LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 49.9K | 1.71M | Sep 2004 – Feb 2018 |
| Gray 683 G-14-268700 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 45.3K | 997K | Jan 2013 – Apr 2026 |
| Stiles 68 G-14-209405 | Tapstone Energy, LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 42.9K | 1.49M | Mar 2005 – Nov 2014 |
| Leona G-3-160842 | Cox & Perkins Exploration, Inc. only | Gracey Ranch (Yegua 6850) | Colorado | 1 | 42.3K | 3.47M | Jul 1996 – Apr 2001 |
| M Plus Land G-3-160816 | Cox & Perkins Exploration, Inc. only | Gracey Ranch (Yegua 6850) | Colorado | 1 | 40.1K | 3.59M | Sep 1996 – May 2001 |
| Fenner G-3-137440 | Home Petroleum Corp. only | Lost Fork (Yegua 6800) | Wharton | 1 | 38.8K | 4.55M | Jan 1993 – Jan 2026 |
| Stiles 68 G-14-230827 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 36.5K | 1.78M | Oct 2007 – Apr 2026 |
| Stiles 68 G-14-276587 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 33.9K | 199K | Apr 2021 – Apr 2026 |
| Vergara 1680 G-4-180512 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 33.7K | 2.04M | Dec 2000 – Aug 2016 |
| Meek 68 G-14-183965 | Presidio Petroleum LLC only | Buffalo Wallow (Granite Wash) | Hemphill | 1 | 31.6K | 976K | Jul 2001 – Dec 2018 |
| Slavin 68 HMH G-14-271332 | Unbridled Resources, LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 30.4K | 452K | Aug 2013 – Feb 2026 |
| Stiles 68 G-14-220579 | Apache Corporation only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 29.7K | 1.17M | Sep 2006 – May 2012 |
| AM G-3-144270 | Tag Operating Company, Inc. only | Lost Fork (Yegua 6800) | Jackson | 1 | 29.3K | 2.13M | Jan 1993 – Oct 2009 |
| Stiles 68 G-14-204965 | Apache Corporation only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 27.1K | 808K | Oct 2004 – Sep 2011 |
| Wegenhoft G-3-161598 | Cox & Perkins Exploration, Inc. only | Gracey Ranch (Yegua 6850) | Colorado | 1 | 26.5K | 2.72M | Jan 1997 – May 2001 |
| Stiles 68 G-14-222930 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 26.3K | 1.97M | Oct 2006 – Apr 2026 |
| Stiles 68 G-14-210861 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 24.6K | 2.27M | May 2005 – Nov 2020 |
| Stiles 68 G-14-216364 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 23.9K | 1.17M | Feb 2006 – Apr 2026 |
| Vergara 1680 G-4-119055 | Hilcorp Energy Company only | Vaquillas Ranch (Lobo Cons.) | Webb | 1 | 22.7K | 1.92M | Jan 1993 – Apr 2026 |
| Killam & Hurd Fee "1689" G-4-166263 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 21.9K | 1.77M | Oct 1997 – Jul 2008 |
| Stiles 68 G-14-233496 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 21.5K | 2.09M | Oct 2007 – Apr 2026 |
| Morgan G-3-295852 | Walter Oil & Gas Corporation only | Brookshire (6800 Sand) | Waller | 1 | 20.8K | 1.21M | Jul 2023 – Apr 2026 |
| Ryan, Nolan G-2-217553 | Aurora Resources Corporation only | Clayton (Wilcox 6875) | Live Oak | 1 | 19.2K | 932K | Oct 2005 – Mar 2010 |
| Stiles 68 G-14-219014 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 18.6K | 1.17M | May 2006 – Apr 2026 |
| Stiles 68 G-14-238865 | Formentera Operations LLC only | Stiles Ranch (Granite Wash Cons) | Wheeler | 1 | 17.8K | 2.02M | May 2008 – Apr 2026 |