| Vergara 1679 G-4-185487 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 22.2K | 2.37M | Oct 2001 – Aug 2026 |
| Bruni Mineral Trust G-4-183083 | Hilcorp Energy Company | Liz (9200) | 1 | 22.2K | 2.69M | May 2001 – Aug 2026 |
| Leyendecker-Hunter 1377 G-1-270575 | Lewis Petro Properties, Inc. | Hawkville (Eagleford Shale) | 1 | 22.1K | 2.77M | Sep 2013 – Aug 2026 |
| C-Bruni Mineral Trust G-4-147615 | Hilcorp Energy Company | La Perla (Lobo Cons.) | 1 | 22.1K | 7.67M | Nov 1993 – Aug 2026 |
| Carr G-4-145303 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 22.1K | 721K | Apr 1993 – Jul 2000 |
| Las Raices Ranch G-4-264150 | XTO Energy Inc. | Gates Ranch (Eagle Ford Shale) | 1 | 22.1K | 982K | Aug 2011 – Aug 2026 |
| Vaquillas-State G-4-249541 | Hilcorp Energy Company | Tiffany (Wilcox Carrizo) | 1 | 22.1K | 3.94M | Jan 2009 – Aug 2026 |
| Vaquillas 135 G-4-109309 | Three-C Oil and Gas | Vaquillas Ranch (Lobo) | 1 | 22.1K | 641K | by Jan 1993 – Oct 2000 |
| B.M.T. G-4-178054 | Hilcorp Energy Company | B.M.T. (Lobo Cons.) | 1 | 22.1K | 2.6M | Jul 2000 – Aug 2017 |
| McGrath G-4-182944 | Killam Oil Co., Ltd. | Zwebb (10350) | 1 | 22K | 7.01M | Apr 2001 – Aug 2026 |
| Briscoe G (SA1) G-1-281056 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 22K | 566K | Jul 2016 – Sep 2021 |
| Hubberd, William C 3 G-4-146666 | Columbus Energy, LLC | Hubberd (Lobo) | 1 | 22K | 5.18M | Sep 1993 – Aug 2026 |
| Piloncillo G-1-269182 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 22K | 439K | Mar 2013 – Aug 2026 |
| B.M.T. G-4-176654 | Hilcorp Energy Company | B.M.T. (Lobo Cons.) | 1 | 21.9K | 2.4M | Mar 2000 – Aug 2026 |
| Ortiz Ranch 'D' G-4-283409 | Killam Oil Co., Ltd. | Umbrella, North (Lobo Cons.) | 1 | 21.9K | 1.19M | Feb 2018 – Aug 2026 |
| Vergara 1679-W G-4-117459 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.9K | 1.79M | by Jan 1993 – Aug 2026 |
| Briscoe R G-1-281257 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 21.9K | 495K | Jun 2016 – Feb 2019 |
| Killam & Hurd Fee "1689" G-4-166263 | Killam Oil Co., Ltd. | B.M.T. (Lobo Cons.) | 1 | 21.9K | 1.77M | Oct 1997 – Jul 2008 |
| Eduardo G-4-150639 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 21.9K | 1.35M | Aug 1994 – Aug 2026 |
| Killam, R. "1860" G-4-158585 | Killam Oil Co., Ltd. | Benavides (Lobo Cons.) | 1 | 21.9K | 1.54M | May 1996 – Aug 2026 |
| Galvan Ranch G-1-279364 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 21.9K | 9.32M | Jan 2015 – Aug 2026 |
| Lincoln, W.P. 1312 G-4-132894 | Hilcorp Energy Company | Big Cowboy (Lobo) | 1 | 21.9K | 3.92M | by Jan 1993 – Aug 2026 |
| Galvan Ranch G-1-270152 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 21.8K | 4.15M | Aug 2012 – Mar 2026 |
| Gates 07-Dr G-1-279299 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 21.8K | 143K | Jul 2026 – Aug 2026 |
| Martin, S J G-4-166087 | Varas Energy Operating Company, | Cerrito Creek (Lobo Cons.) | 1 | 21.8K | 3.97M | Nov 1997 – Dec 2024 |
| State Tract 838 G-4-204361 | Mountain V Texas, LLC | Zwebb (10350) | 1 | 21.8K | 1.35M | Aug 2004 – Aug 2026 |
| Vergara G-4-156475 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.7K | 2.03M | Aug 1995 – Oct 2009 |
| Briscoe C G-1-279665 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 21.7K | 400K | Apr 2015 – Feb 2023 |
| Vaquillas-Borrego G-4-219603 | Killam Oil Co., Ltd. | Zwebb (10350) | 1 | 21.7K | 931K | May 2006 – Jan 2016 |
| Hirsch State 2072 G-4-166318 | Hilcorp Energy Company | Big Cowboy (Lobo) | 1 | 21.7K | 1.48M | Jan 1998 – Aug 2026 |
| Briscoe C (SA9) O-1-20411 | SM Energy Company | Lorenzo (Austin Chalk) | 1 | 21.6K | 72.4K | Jan 2022 – Jan 2022 |
| Briscoe G (SA2) G-1-281065 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 21.6K | 471K | Jul 2016 – Nov 2022 |
| Santa Elena G-4-276144 | Lewis Petro Properties, Inc. | Owen (Olmos) | 1 | 21.5K | 2.11M | Aug 2014 – Aug 2026 |
| Lundell G-4-147845 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.5K | 1.63M | Dec 1993 – Aug 2026 |
| Killam Mineral Fee "601" G-4-152575 | Killam Oil Co., Ltd. | Villegas (Middle Wilcox 7950) | 1 | 21.5K | 3.45M | Dec 1994 – Aug 2026 |
| Carr G-4-149153 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.5K | 2.77M | Mar 1994 – Apr 2014 |
| Briscoe J GU3 State 34 G-1-280877 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 21.5K | 1.85M | Nov 2015 – Aug 2026 |
| Retama Ranch G-4-274872 | Caturus Energy, LLC | Owen (Olmos) | 1 | 21.4K | 4.71M | Jun 2014 – Aug 2026 |
| Ramirez, C.H. Minerals, Ltd B G-4-232488 | Lucky Lad Energy, LLC | Hereford (Lobo) | 1 | 21.4K | 7.07M | Oct 2007 – Jun 2026 |
| Carr G-4-132620 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.4K | 5.12M | by Jan 1993 – Aug 2026 |
| Lundell G-4-145453 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.4K | 1.97M | Apr 1993 – Aug 2026 |
| Benavides - State of Texas G-4-214037 | Evans, S. Lavon Jr. Oper. Co. | McLean, West (Garcia) | 1 | 21.4K | 1.25M | Oct 2005 – Nov 2011 |
| Lundell Ranch G-4-185326 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.2K | 2.95M | Aug 2001 – Aug 2026 |
| Leyendecker G-4-129193 | Laredo Energy Operating, LLC | Leyendecker (6900) | 1 | 21.2K | 1.47M | by Jan 1993 – Jun 2010 |
| Piloncillo G-1-268494 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 21.2K | 407K | Jul 2012 – Sep 2019 |
| Vaquillas Ranch Co. Ltd. G-4-163527 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 21.2K | 1.81M | Jun 1997 – Aug 2026 |
| Briscoe C (SA26) G-1-299903 | SM Energy Company | Lorenzo (Austin Chalk) | 1 | 21.2K | 149K | Mar 2026 – Aug 2026 |
| Vaquillas-Borrego G-4-191511 | Killam Oil Co., Ltd. | Zwebb (10350) | 1 | 21.1K | 3.19M | Sep 2002 – Aug 2016 |
| Bonebrake G-4-129875 | Linn Operating, Inc. | Vaquillas Ranch (Lobo Cons.) | 1 | 21.1K | 1.52M | by Jan 1993 – Jun 2013 |
| Las Raices Ranch G-4-265605 | XTO Energy Inc. | Gates Ranch (Eagle Ford Shale) | 1 | 21.1K | 851K | Jun 2011 – Aug 2026 |