| Briscoe D G-4-157585 | Mountain V Texas, LLC | Black Creek (Lobo) | 1 | 39.9K | 5.43M | Jan 1996 – Aug 2026 |
| Gates 05D G-4-274192 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 39.9K | 528K | Jan 2014 – Jul 2014 |
| Briscoe R G-1-281002 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 39.9K | 1.68M | Jul 2016 – Aug 2026 |
| Galvan Ranch G-1-267935 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 39.8K | 7.53M | Jun 2012 – Aug 2026 |
| Briscoe R G-1-281256 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 39.8K | 731K | Jun 2016 – Sep 2025 |
| Villarreal G-4-179707 | Varas Energy Operating Company, | Pok - a - Dot (8600) | 1 | 39.7K | 2.84M | Aug 2000 – Apr 2025 |
| Gates "N" TR4 G-4-290344 | Lewis Petro Properties, Inc. | Gold River, North (Olmos) | 1 | 39.6K | 1.7M | Jan 2019 – Aug 2026 |
| Leyendecker-Hunter 1377 G-1-274262 | Lewis Petro Properties, Inc. | Hawkville (Eagleford Shale) | 1 | 39.6K | 3.42M | Oct 2013 – Aug 2026 |
| Vaquillas Ranch - A1 G-4-136003 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 39.6K | 3.32M | by Jan 1993 – Aug 2026 |
| Gates 07-Dr G-1-275452 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 39.6K | 1.13M | Jul 2014 – Aug 2026 |
| Uribe, Rosita et Al G-4-146506 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 39.5K | 1.37M | Sep 1993 – Aug 2026 |
| Benavides, Rosa V. A3 G-4-176930 | Conocophillips Company | Benavides (Lobo Cons.) | 1 | 39.5K | 802K | Apr 2000 – Mar 2006 |
| Las Raices Ranch G-4-265558 | XTO Energy Inc. | Gates Ranch (Eagle Ford Shale) | 1 | 39.4K | 1.25M | May 2011 – Aug 2026 |
| B. M. T. G-4-176438 | Hilcorp Energy Company | B.M.T. (Lobo Cons.) | 1 | 39.4K | 3.52M | Feb 2000 – Aug 2026 |
| Galvan Ranch G-1-301803 | Caturus Energy, LLC | Lorenzo (Austin Chalk) | 1 | 39.4K | 667K | Jun 2026 – Aug 2026 |
| Briscoe J (SA6) G-1-287866 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 39.4K | 3.81M | Mar 2021 – Aug 2026 |
| Frost Trust 49 G-4-191043 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 39.3K | 2.18M | Jul 2002 – Aug 2026 |
| Gates 09 Rose a BVP G-4-270161 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 39.3K | 740K | Apr 2013 – Aug 2026 |
| Mayers G-4-144978 | EOG Resources, Inc. | Lilia (Wilcox) | 1 | 39.3K | 1.76M | by Jan 1993 – Nov 2002 |
| Lechenger G-4-169509 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 39.3K | 1.87M | Jul 1998 – Nov 2014 |
| BMT/K&H "B" G-4-183475 | Mountain V Texas, LLC | Zwebb (10350) | 1 | 39.2K | 2.74M | Jun 2001 – Aug 2026 |
| AN/CY Benavides F2 G-4-165238 | Conocophillips Company | Benavides (Lobo Cons.) | 1 | 39.2K | 1.93M | Oct 1997 – Sep 2009 |
| B.M.T. G-4-170406 | Hilcorp Energy Company | B.M.T. (Lobo Cons.) | 1 | 39.2K | 10.1M | Sep 1998 – Aug 2026 |
| Vaquillas Ranch "L" G-4-158325 | Hilcorp Energy Company | Benavides (Lobo Cons.) | 1 | 39.1K | 2.03M | Apr 1996 – Aug 2026 |
| Briscoe B G-4-142683 | Mountain V Texas, LLC | Vaquillas Ranch (Lobo Cons.) | 1 | 39.1K | 3.73M | by Jan 1993 – Aug 2026 |
| Piloncillo G-1-269215 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 39K | 818K | Feb 2013 – Aug 2026 |
| Galvan Ranch G-1-299385 | Caturus Energy, LLC | Lorenzo (Austin Chalk) | 1 | 39K | 1.19M | Aug 2025 – Aug 2026 |
| Carr G-4-147705 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 39K | 4.65M | Nov 1993 – Aug 2026 |
| C-Bruni Mineral Trust G-4-146852 | Hilcorp Energy Company | La Perla (Lobo Cons.) | 1 | 38.9K | 5.08M | Oct 1993 – Aug 2026 |
| Gates 09 Rose a BVP G-4-270160 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 38.8K | 790K | Mar 2013 – Jul 2014 |
| Vaquillas Ranch A-1 G-4-160744 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 38.7K | 5.84M | Nov 1996 – Aug 2026 |
| Hirsch Estate 2104 B G-4-160492 | Hilcorp Energy Company | Big Cowboy (Lobo) | 1 | 38.6K | 3.31M | Oct 1996 – Jan 2017 |
| Gates 09 Rose B GU 9 G-4-274695 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 38.5K | 1.43M | May 2014 – Feb 2020 |
| Gates 09 Rose a BVP G-4-274491 | Rosetta Resources Operating LP | Gates Ranch (Eagle Ford Shale) | 1 | 38.5K | 1.09M | May 2014 – Aug 2026 |
| Long, A. G. Heirs GU C G-1-293046 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 38.5K | 2.64M | May 2022 – Aug 2026 |
| Vaquillas Ranch A1 G-4-176537 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 38.4K | 3.88M | Mar 2000 – Aug 2026 |
| Galvan Ranch G-1-277461 | Caturus Energy, LLC | Briscoe Ranch (Eagleford) | 1 | 38.4K | 2.43M | Nov 2014 – Sep 2025 |
| Vaquillas Ranch "D" G-4-144498 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 38.3K | 2.64M | Feb 1993 – May 2003 |
| C-Bruni Mineral Trust G-4-152405 | Hilcorp Energy Company | Bashara-Hereford (7300) | 1 | 38.3K | 5.63M | Oct 1994 – Aug 2026 |
| Vaquillas Ranch A11 G-4-138606 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 38.1K | 3.09M | by Jan 1993 – Aug 2026 |
| Piloncillo G-1-268412 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 38.1K | 796K | Sep 2012 – Aug 2026 |
| Piloncillo G-1-271866 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 38.1K | 475K | Sep 2013 – Aug 2026 |
| Vaquillas Ranch A1 G-4-254581 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 38.1K | 1.49M | Jul 2009 – Aug 2026 |
| Piloncillo G-1-275112 | TBM Catarina, LLC | Briscoe Ranch (Eagleford) | 1 | 38K | 1.42M | Oct 2015 – Aug 2026 |
| C-Bruni Mineral Trust G-4-158139 | Hilcorp Energy Company | Bashara-Hereford (7300) | 1 | 38K | 4.68M | Mar 1996 – Aug 2026 |
| C- Bruni Mineral Trust G-4-141443 | Hilcorp Energy Company | Bashara-Hereford (7300) | 1 | 38K | 6.3M | by Jan 1993 – Aug 2026 |
| C-Bruni Mineral Trust G-4-143478 | Hilcorp Energy Company | Bashara-Hereford (7300) | 1 | 37.9K | 4.22M | by Jan 1993 – Aug 2026 |
| Dawson 1547 G-1-270867 | Lewis Petro Properties, Inc. | Briscoe Ranch (Eagleford) | 1 | 37.8K | 1.64M | Jul 2012 – Aug 2026 |
| Vaquillas Ranch L4 G-4-143251 | Hilcorp Energy Company | Vaquillas Ranch (Lobo Cons.) | 1 | 37.8K | 2.09M | by Jan 1993 – Aug 2026 |
| Galvan Ranch LP G-1-270011 | SM Energy Company | Briscoe Ranch (Eagleford) | 1 | 37.7K | 2.04M | Oct 2012 – Aug 2026 |