| C-Bruni Mineral Trust G-4-137342 | Chevron U. S. A. Inc. only | Bashara-Hereford (7300) | Webb | 1 | 45.6K | 5.44M | by Jan 1993 – Mar 2011 |
| C-Bruni Mineral Trust G-4-135182 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 43.9K | 7.39M | by Jan 1993 – Apr 2026 |
| Bruni Minerals Trust "a" Gas Ut. G-4-174745 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 42.6K | 3.07M | Oct 1999 – Apr 2026 |
| C-Bruni Mineral Trust G-4-146852 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Webb | 1 | 38.9K | 5.07M | Oct 1993 – Apr 2026 |
| C-Bruni Mineral Trust G-4-152405 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 38.2K | 5.62M | Oct 1994 – Apr 2026 |
| C-Bruni Mineral Trust G-4-158139 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 38K | 4.68M | Mar 1996 – Apr 2026 |
| C- Bruni Mineral Trust G-4-141443 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 38K | 6.29M | by Jan 1993 – Apr 2026 |
| C-Bruni Mineral Trust G-4-143478 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 37.9K | 4.22M | by Jan 1993 – Apr 2026 |
| C-Bruni Mineral Trust G-4-154452 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 34.9K | 4.29M | May 1995 – Jun 2013 |
| C-Bruni Mineral Trust G-4-147608 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Webb | 1 | 34.6K | 4.28M | Dec 1993 – Apr 2026 |
| C-Bruni Mineral Trust G-4-147241 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Webb | 1 | 33K | 2.37M | Nov 1993 – Apr 2026 |
| C-Bruni Mineral Trust G-4-158097 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 30.1K | 3.96M | Mar 1996 – Apr 2026 |
| Bruni Mineral Trust "B" G-4-247401 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 29.4K | 3.96M | Aug 2008 – Apr 2026 |
| Summers, Bruni G-4-178208 | Killam Oil Co., Ltd. only | Moritas Creek (8500) | Webb | 1 | 25.1K | 3.08M | Jun 2000 – Apr 2026 |
| Bruni Mineral Trust G-4-153714 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 24.4K | 4.66M | Apr 1995 – Apr 2026 |
| Bruni Summers G-4-188698 | Killam Oil Co., Ltd. only | Moritas Creek (8500) | Webb | 1 | 24.1K | 3.69M | Feb 2002 – Apr 2026 |
| Bruni Mineral Trust "B" G-4-180562 | Killam Oil Co., Ltd. only | Moritas Creek (8500) | Webb | 1 | 24K | 3.64M | Nov 2000 – Apr 2022 |
| Bruni Mineral Trust "B" G-4-248708 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 23.8K | 3.4M | Mar 2009 – Apr 2026 |
| Bruni Mineral Trust G-4-183083 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 22.2K | 2.69M | May 2001 – Apr 2026 |
| C-Bruni Mineral Trust G-4-147615 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Webb | 1 | 22K | 7.67M | Nov 1993 – Apr 2026 |
| Bruni, A. M. G-4-167326 | Faulconer Energy, LLC only | Presa de Oro (Lobo No. 6) | Webb | 1 | 21.1K | 2.88M | Mar 1998 – Jun 2023 |
| Slaughter, Lilia Bruni G-4-175423 | Killam Oil Co., Ltd. only | Moritas Creek (8500) | Webb | 1 | 20.9K | 2.27M | Sep 1999 – Apr 2026 |
| Bruni Nora G-4-171700 | Arete Operating Company II, LLC only | Benavides (Lobo Cons.) | Webb | 1 | 20.8K | 1.23M | Sep 1998 – Apr 2026 |
| Bruni Mineral Trust G-4-153506 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 19.6K | 1.24M | Mar 1995 – Apr 2026 |
| Bruni, A. M. Fee G-4-107218 | Faulconer Energy, LLC only | Presa de Oro (Lobo No. 6) | Webb | 1 | 19K | 2.23M | by Jan 1993 – Apr 2026 |
| C-Bruni Mineral Trust G-4-151285 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 18.2K | 1.75M | Sep 1994 – Apr 2026 |
| Bruni Mineral Trust North TR "A" G-4-170306 | Lakeshore Operating, LLC only | Valley (Navarro) | Webb | 1 | 17.1K | 9.61M | Dec 1998 – Jun 2022 |
| A.M. Bruni Estate "1571" G-4-168192 | Killam Oil Co., Ltd. only | Presa de Oro (Lobo No. 6) | Webb | 1 | 16.7K | 1.77M | Mar 1998 – Jan 2014 |
| Bruni Mineral "A" G-4-173766 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 16.5K | 1.17M | Jun 1999 – Apr 2026 |
| Bruni Summers G-4-179106 | Killam Oil Co., Ltd. only | Rottersman (8500) | Webb | 1 | 15.6K | 1.73M | Sep 2000 – Apr 2026 |
| Summers, Bruni G-4-180437 | Killam Oil Co., Ltd. only | Moritas Creek (8500) | Webb | 1 | 14.8K | 1.63M | Dec 2000 – Apr 2026 |
| C-Bruni Mineral Trust G-4-65882 | Hilcorp Energy Company only | Laredo (Lobo) | Webb | 1 | 14.6K | 2.99M | by Jan 1993 – Apr 2026 |
| Bruni Mineral Trust G-4-153505 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 14.3K | 4.63M | Feb 1995 – Apr 2026 |
| Bruni Estate Gas Unit NO 1 G-4-71796 | Columbus Energy, LLC only | Thompsonville, NE. (9800) | Webb | 1 | 14.1K | 2.93M | by Jan 1993 – Jan 2020 |
| Bruni Mineral A G-4-141845 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 13.7K | 1.48M | by Jan 1993 – Apr 2026 |
| Bruni Mineral -A- G-4-84900 | Killam Oil Co., Ltd. only | Juanita (Lobo) | Webb | 1 | 13.3K | 2.6M | by Jan 1993 – Apr 2026 |
| Bruni Mineral Trust G-4-157551 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 13.2K | 4.37M | Mar 1996 – Apr 2026 |
| Bruni Mineral Trust "B" G-4-197250 | Hilcorp Energy Company only | Hubberd (Lobo) | Webb | 1 | 12.3K | 4.25M | Jul 2003 – Apr 2026 |
| C-Bruni Mineral Trust G-4-65462 | Hilcorp Energy Company only | Laredo (Lobo) | Webb | 1 | 11.8K | 2.26M | by Jan 1993 – Apr 2026 |
| Bruni Estate -D- G-4-53721 | Columbus Energy, LLC only | Thompsonville, NE. (9800) | Webb | 1 | 11.7K | 4.73M | by Jan 1993 – Apr 2026 |
| Bruni Mineral Trust "A" G-4-226027 | Hilcorp Energy Company only | B.M.T. (Lobo Cons.) | Webb | 1 | 11.4K | 746K | Mar 2007 – Mar 2018 |
| Bruni Mineral Trust G-4-64000 | Columbus Energy, LLC only | Laredo (Lobo) | Webb | 1 | 11.3K | 3.94M | by Jan 1993 – Apr 2026 |
| Bruni Minerals "A" G-4-175361 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 10.6K | 2.46M | Sep 1999 – Jul 2008 |
| C-Bruni Mineral Trust G-4-146275 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 10.6K | 1.68M | Aug 1993 – Apr 2026 |
| Bruni, A. M. Fee G-4-111640 | Faulconer Energy, LLC only | Presa de Oro (Lobo No. 6) | Webb | 1 | 9.5K | 657K | by Jan 1993 – Feb 2016 |
| C-Bruni Mineral Trust G-4-74664 | Hilcorp Energy Company only | Laredo (Lobo) | Webb | 1 | 8.77K | 1.51M | by Jan 1993 – Apr 2026 |
| Bruni Ranch G-4-174892 | Hilcorp Energy Company only | La Perla (Lobo Cons.) | Webb | 1 | 8.56K | 2.75M | Nov 1999 – Oct 2024 |
| Bruni Minerals "B" G-4-177280 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 8.39K | 1.41M | May 2000 – Apr 2026 |
| Bruni Minerals Trust "A" G-4-171620 | Killam Oil Co., Ltd. only | B.M.T. (Lobo Cons.) | Webb | 1 | 8.05K | 959K | Nov 1998 – Oct 2015 |
| Bruni-Summers G-4-170860 | Arete Operating Company III, LLC only | Lilia (Wilcox) | Webb | 1 | 7.77K | 3.02M | Sep 1998 – Apr 2026 |