| Bruni Mineral Trust "B" G-4-247401 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 29.4K | 3.96M | Aug 2008 – 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 Mineral Trust G-4-183083 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 22.2K | 2.69M | May 2001 – 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 Mineral Trust G-4-153505 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 14.3K | 4.63M | Feb 1995 – Apr 2026 |
| Bruni Mineral Trust G-4-157551 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 13.2K | 4.37M | Mar 1996 – Apr 2026 |
| Hubberd G-4-149907 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 11.8K | 1.6M | Jun 1994 – Apr 2026 |
| Hubberd, Wm. "C-1" G-4-210773 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 10.5K | 2.83M | Apr 2005 – Apr 2026 |
| Hubberd Trust G-4-153621 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 8.07K | 1.17M | Feb 1995 – Apr 2026 |
| Bruni Mineral Trust G-4-156918 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 7.26K | 2.41M | Jan 1996 – Apr 2026 |
| Hubberd G-4-149470 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 6.88K | 2.55M | May 1994 – Apr 2026 |
| Bruni Mineral Trust "B" G-4-260394 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 6.79K | 1.82M | May 2010 – Apr 2026 |
| Hubberd G-4-148732 | Houston Exploration Company, The only | Liz (9200) | Webb | 1 | 6.61K | 2.33M | Mar 1994 – Dec 2001 |
| Bruni Mineral Trust G-4-146527 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 6.61K | 15.1M | Aug 1993 – Apr 2026 |
| Hubberd G-4-154061 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 5.91K | 697K | Feb 1995 – Apr 2026 |
| Bruni Mineral Trust G-4-135275 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 5.88K | 2.33M | Jan 1993 – Apr 2026 |
| Hubberd G-4-149895 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 4.34K | 3.4M | Jun 1994 – Apr 2026 |
| Bruni Mineral Trust G-4-173048 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 4.24K | 6.06M | May 1999 – Apr 2026 |
| William Hubberd "C1" G-4-191700 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 3.46K | 2.54M | Jul 2002 – Apr 2026 |
| Bruni Mineral Trust "B" G-4-213305 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 2.6K | 1.51M | Mar 2005 – Apr 2026 |
| Bruni Mineral Trust G-4-171237 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 2.37K | 3.74M | Dec 1998 – Apr 2026 |
| Hubberd G-4-150071 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 2.11K | 1.2M | Jun 1994 – Dec 2000 |
| Hubberd G-4-151434 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 2.01K | 1.11M | Sep 1994 – Dec 2010 |
| Hubberd G-4-151297 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 1.99K | 569K | Jul 1994 – Apr 2026 |
| Bruni Mineral Trust "B" G-4-195183 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 1.97K | 636K | Jun 2003 – Apr 2026 |
| Bruni Mineral Trust G-4-197445 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 1.56K | 619K | Sep 2003 – Apr 2026 |
| Bruni Mineral Trust "B" G-4-222956 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 1.55K | 2.59M | Aug 2006 – Apr 2026 |
| Hubberd G-4-196616 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 1.5K | 1.38M | Apr 2003 – Apr 2026 |
| Hubberd G-4-197051 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 1.46K | 710K | Aug 2003 – Apr 2026 |
| Hubberd G-4-152583 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 1.36K | 147K | Jan 1995 – Jan 2006 |
| Hubberd G-4-150833 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 1.26K | 588K | Aug 1994 – Apr 2026 |
| Hubberd Trust G-4-153776 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 1.23K | 873K | Mar 1995 – Jan 2010 |
| Hubberd G-4-153746 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 1.06K | 508K | Apr 1995 – Nov 1996 |
| Bruni Mineral Trust G-4-154928 | Hilcorp Energy Company only | Liz (9200) | Webb | 1 | 840 | 2.03M | Jul 1995 – Apr 2026 |
| Hubberd Estate "D" G-4-209836 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 698 | 1.92M | Feb 2005 – Apr 2026 |
| Hubberd G-4-152213 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 684 | 232K | Dec 1994 – May 2002 |
| Bruni Mineral Trust G-4-146520 | Chevron U. S. A. Inc. only | Liz (9200) | Webb | 1 | 520 | 79.5K | Sep 1993 – Jan 1996 |
| Hubberd G-4-154702 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 491 | 291K | Jul 1995 – Jul 2013 |
| Hubberd "FF" G-4-89855 | Rosetta Resources Operating LP only | Liz (9200) | Webb | 1 | 462 | 625K | Jan 1993 – Feb 2010 |
| Hubberd Trust G-4-155553 | Conoco Inc. only | Liz (9200) | Webb | 1 | 362 | 43.7K | Sep 1995 – Jun 1997 |
| Hubberd G-4-205357 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 294 | 64.8K | Oct 2004 – Feb 2007 |
| Hubberd Estate C G-4-137022 | Enron Oil & Gas Company only | Liz (9200) | Webb | 1 | 240 | 24.4K | Jan 1993 – Jun 1995 |
| Hubberd G-4-153671 | Conoco Inc. only | Liz (9200) | Webb | 1 | 234 | 91.4K | Oct 1994 – Aug 1998 |
| Hubberd G-4-154103 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 216 | 85.3K | Feb 1995 – Aug 2000 |
| Hubberd "EE" G-4-101730 | Rosetta Resources Operating LP only | Liz (9200) | Webb | 1 | 97 | 66.3K | Jan 1993 – Mar 2002 |
| Hubberd Estate G G-4-135329 | Enron Oil & Gas Company only | Liz (9200) | Webb | 1 | 47 | 91.6K | Jan 1993 – Jul 1996 |
| Hubberd G-4-153147 | Houston Exploration Company, The only | Liz (9200) | Webb | 1 | 43 | 16.9K | Feb 1995 – Nov 2003 |
| Hubberd G-4-197029 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 37 | 75.2K | Sep 2003 – Sep 2006 |
| Bruni Mineral Trust G-4-156077 | Chevron U. S. A. Inc. only | Liz (9200) | Webb | 1 | 0 | 119K | Nov 1995 – Jun 1999 |
| Hubberd, William "C1" G-4-197020 | Columbus Energy, LLC only | Liz (9200) | Webb | 1 | 0 | 0 | — |