| Villarreal G-4-181118 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Webb | 1 | 72.6K | 3.14M | Jan 2001 – Apr 2025 |
| Slator Ranch G-4-262488 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Webb | 1 | 51K | 1.97M | Jun 2011 – Apr 2026 |
| Villarreal G-4-179280 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Webb | 1 | 41.2K | 2.05M | Sep 2000 – Apr 2025 |
| Villarreal G-4-179707 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Webb | 1 | 39.7K | 2.84M | Aug 2000 – Apr 2025 |
| Slator Ranch G-4-232499 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Webb | 1 | 37K | 1.58M | Nov 2007 – Apr 2026 |
| Marshall, S. G. G-4-247791 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 31.7K | 2.95M | Feb 2009 – Apr 2026 |
| Vaquillas-Borrego G-4-200020 | Killam Oil Co., Ltd. only | Pok - a - Dot (8600) | Webb | 1 | 30.6K | 1.36M | Jan 2004 – Aug 2016 |
| Marshall, S.G. G-4-123171 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 29.2K | 2.89M | Jan 1993 – Apr 2026 |
| Marshall, S. G. G-4-174672 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 29K | 3.75M | Sep 1999 – Apr 2026 |
| Wright-Barrera GU G-4-242851 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 28.2K | 1.48M | Aug 2008 – Apr 2026 |
| Villarreal G-4-177369 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Webb | 1 | 26.9K | 2.58M | May 2000 – Apr 2025 |
| Marshall, S.G. G-4-124742 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 17.7K | 3.39M | Jan 1993 – Apr 2026 |
| Marshall, S. G. G-4-246614 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 17.1K | 1.57M | Oct 2008 – Apr 2026 |
| Marshall, S.G. G-4-124659 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 16.6K | 2.22M | Jan 1993 – Apr 2026 |
| Martinez, M. G-4-129202 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 16.2K | 1.9M | Jan 1993 – Apr 2026 |
| Wright-Barrera GU G-4-242247 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 15.9K | 1.24M | Jun 2008 – Apr 2026 |
| Marshall, S. G. G-4-229702 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 12.3K | 1.34M | Jul 2007 – Apr 2026 |
| Villarreal G-4-176394 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Webb | 1 | 12.2K | 1.28M | Mar 2000 – Apr 2025 |
| Martinez, M. G-4-136476 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 11.1K | 1.56M | Jan 1993 – Apr 2026 |
| Martinez, M. G-4-176449 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 10.7K | 2.18M | Mar 2000 – Apr 2026 |
| Marshall, S. G. G-4-175081 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 10.7K | 1.13M | Nov 1999 – Feb 2026 |
| Uribe G-4-139196 | Hilcorp Energy Company only | Pok - a - Dot (8600) | Zapata | 1 | 9.62K | 1.67M | Jan 1993 – Oct 2013 |
| Villarreal G-4-187412 | EOG Resources, Inc. only | Pok - a - Dot (8600) | Webb | 1 | 9.46K | 334K | Sep 2001 – Sep 2011 |
| Marshall, S. G. G-4-111434 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 9.1K | 1.04M | Feb 1993 – Apr 2026 |
| Martinez, M. G-4-137793 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 8.13K | 1.29M | Jan 1993 – Apr 2026 |
| Martinez, M. G-4-122996 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 7.41K | 1.26M | Jan 1993 – Apr 2026 |
| Marshall, S.G. G-4-133350 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 6.99K | 958K | Jan 1993 – Apr 2026 |
| Martinez, M. G-4-179864 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 5.87K | 1.12M | Nov 2000 – Apr 2026 |
| Marshall, S. G. G-4-173899 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 5.54K | 1.38M | Jul 1999 – Feb 2012 |
| Marshall, S.G. G-4-135145 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 5.04K | 749K | Jan 1993 – Apr 2026 |
| Vaquillas Borrego G-4-203080 | Killam Oil Co., Ltd. only | Pok - a - Dot (8600) | Webb | 1 | 4.65K | 477K | Jun 2004 – Jun 2015 |
| Martinez, M. G-4-177534 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 4.34K | 991K | Jun 2000 – Apr 2026 |
| Marshall, S. G. G-4-226087 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 4.11K | 925K | Jan 2007 – Nov 2011 |
| Slator Ranch G-4-233217 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Webb | 1 | 4.07K | 314K | Dec 2007 – Apr 2015 |
| Marshall, S. G. G-4-174857 | EOG Resources, Inc. only | Pok - a - Dot (8600) | Zapata | 1 | 3.83K | 245K | Oct 1999 – Feb 2012 |
| Uribe, Serafin G-4-135497 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 3.1K | 948K | Jan 1993 – Apr 2026 |
| Martinez, M. G-4-136399 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 3.03K | 737K | Jan 1993 – Mar 2020 |
| Wright-Barrera G.U. G-4-249188 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 2.99K | 551K | Jan 2009 – Apr 2026 |
| Marshall, S.G. G-4-128358 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 2.9K | 478K | Jan 1993 – Apr 2026 |
| Marshall, S. G. G-4-178528 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 2.8K | 241K | Aug 2000 – Aug 2012 |
| Marshall, S.G. G-4-125128 | Mountain V Texas, LLC only | Pok - a - Dot (8600) | Zapata | 1 | 2.78K | 352K | Jan 1993 – Apr 2026 |
| Cabezon G-4-185958 | EOG Resources, Inc. only | Pok - a - Dot (8600) | Webb | 1 | 2.73K | 284K | Oct 2001 – Feb 2006 |
| Uribe G-4-137469 | Hilcorp Energy Company only | Pok - a - Dot (8600) | Zapata | 1 | 2.7K | 739K | Jan 1993 – Apr 2026 |
| Uribe, Serafin G-4-136860 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 2.39K | 546K | Jan 1993 – Apr 2026 |
| Uribe, A. Heirs G-4-244554 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 1.95K | 333K | Dec 2008 – Apr 2026 |
| Uribe G-4-135821 | Hilcorp Energy Company only | Pok - a - Dot (8600) | Zapata | 1 | 1.88K | 659K | Jan 1993 – Feb 2026 |
| Martinez, M. G-4-135304 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 1.77K | 420K | Jan 1993 – Apr 2026 |
| Martinez, M. G-4-133492 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 1.77K | 280K | Jan 1993 – Apr 2026 |
| Martinez, Mercurio et Al G-4-137795 | Wagner Oil Company only | Pok - a - Dot (8600) | Zapata | 1 | 1.76K | 334K | Jan 1993 – Mar 2010 |
| Serafin Uribe G-4-138235 | Varas Energy Operating Company, only | Pok - a - Dot (8600) | Zapata | 1 | 1.66K | 260K | Jan 1993 – Jan 2022 |