| Rhodes Trust G-2-168731 | P1 Energy, LLC only | Kawitt (Edwards) | Karnes | 1 | 4.85K | 1.27M | Mar 1998 – Jul 2025 |
| Doyle Family Trust G-13-187366 | Gardner Production, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 4.85K | 271K | Jan 2002 – Apr 2023 |
| Henderson Trust "E" G-9-109167 | Exxon Corp. only | Howards Creek (Canyon) | Crockett | 1 | 4.83K | 137K | by Jan 1993 – Jan 1997 |
| Begert Trust 4 G-14-236905 | Bce-Mach II LLC only | Begert (10,200) | Hemphill | 1 | 4.83K | 365K | Feb 2008 – Aug 2026 |
| Lancaster, Maurine G-6-117823 | Long Trusts, The only | Longview, North (Cotton Valley) | Upshur | 1 | 4.81K | 424K | Feb 1993 – Jan 2026 |
| North Hayter Trust G-6-207688 | Texian Operating Company, LLC only | Douglass, W. (Travis Peak) | Nacogdoches | 1 | 4.81K | 801K | Nov 2004 – Dec 2025 |
| Begert Trust 43 G-14-250995 | Bce-Mach II LLC only | Begert (10,200) | Hemphill | 1 | 4.81K | 498K | Apr 2009 – Aug 2026 |
| Cowan Trusts O-13-32818 | Elephant Oil & Gas, LLC only | Jefferson, NE. (Caddo Lime) | Archer | 2 | 4.8K | 0 | Mar 2014 – Apr 2015 |
| University #36-2 G-9-162324 | White Rock Oil & Gas, LLC only | Pakenham (Thrusted) | Terrell | 1 | 4.79K | 606K | Jan 1997 – Aug 2026 |
| Guaranty Title & Trust G-4-166764 | Royal Production Company, Inc. only | Corpus Christi, West ( 8630) | Nueces | 1 | 4.78K | 88.2K | Jan 1998 – May 1999 |
| Kincaid, A. R. Trust G-9-143348 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 4.78K | 532K | by Jan 1993 – Jun 2005 |
| West Ranch G-10-260463 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 4.76K | 356K | Sep 2010 – Oct 2024 |
| Kincaid, A. R. Trust "B" G-9-118230 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 4.75K | 341K | by Jan 1993 – Aug 2026 |
| Spires, Leroy III Trust O-11-61217 | WTP Energy, Inc. only | Spires (Strawn C-3) | Kent | 2 | 4.75K | 905 | by Jan 1993 – Aug 2003 |
| Bruni Mineral Trust "C" G-4-246610 | Hilcorp Energy Company only | Bashara-Hereford | Webb | 1 | 4.74K | 679K | Aug 2007 – Aug 2026 |
| Boston Texas Land & Trust G-4-286365 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 4.74K | 684K | Apr 2019 – Aug 2026 |
| Prideaux -G- O-13-11642 | Beisch, Rusty only | Archer County Regular | Archer | 19 | 4.72K | 69 | by Jan 1993 – Oct 2007 |
| CB 104 O-9-11064 | Texas Energy Trust Company only | Calvin (Dean) | Reagan | 1 | 4.68K | 99.2K | by Jan 1993 – Oct 1995 |
| Benavides Mineral Trust G-4-147856 | EOG Resources, Inc. only | Lopeno, NE. (7350) | Zapata | 1 | 4.66K | 898K | Dec 1993 – Jan 1999 |
| "4" Snyder Mineral Trust O-8-24701 | Mc Glover, LLC only | Callahan County Regular | Callahan | 5 | 4.66K | 42 | by Jan 1993 – Jun 2013 |
| West State O-10-38052 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 4.65K | 142K | Feb 2005 – Mar 2010 |
| Iowa Realty Trust O-10-9248 | Bebco Parts Industries, Inc. only | Pecos Valley (High Gravity) | Pecos | 7 | 4.64K | 23 | by Jan 1993 – Jul 2002 |
| Appling Trust O-1-10082 | Lewis Petro Properties, Inc. only | Tri Bar, North (Olmos) | La Salle | 2 | 4.64K | 15.7K | by Jan 1993 – May 2013 |
| B & J Oil Trust O-5-1345 | Texvac Services only | Corsicana (Shallow) | Ellis | 11 | 4.63K | 21 | by Jan 1993 – Mar 2002 |
| Kincaid, A. R. Trust "B" G-9-165454 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 4.62K | 432K | Sep 1997 – Aug 2026 |
| Semmes Trust, et. al. "906" G-4-186998 | Forest Oil Corporation only | Rincon (Vicksburg Cons.) | Starr | 1 | 4.58K | 622K | Oct 2001 – Apr 2003 |
| Wood Trust O-2-8235 | Victoria Equip. & Supply Co Inc only | Wood High, S. (5850) | Victoria | 1 | 4.55K | 12 | Jul 1996 – Apr 2000 |
| Boston Texas Land & Trust G-4-127829 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 4.55K | 733K | Oct 1994 – May 2019 |
| Poe Trust O-8-24561 | Smith Pipe of Abilene only | Tony P. (Swastika) | Jones | 1 | 4.54K | 1.55K | by Jan 1993 – Aug 2003 |
| Martin Trust B2093 G-14-167893 | Range Production Company only | Clark Martin (Granite Wash) | Roberts | 1 | 4.53K | 662K | Feb 1998 – Jan 2012 |
| Mitchell 9 G-9-171913 | Hilcorp Energy Company only | Pakenham (Thrusted) | Terrell | 1 | 4.52K | 1.18M | Nov 1998 – Aug 2026 |
| Merritt, Thos. C. Trust Gas Unit G-6-142318 | Chisos, Ltd. only | Oak Hill (Cotton Valley) | Rusk | 1 | 4.52K | 1.1M | by Jan 1993 – Jul 2019 |
| Merritt, Thos. C. Trust Gas Unit G-6-144835 | Chisos, Ltd. only | Oak Hill (Cotton Valley) | Rusk | 1 | 4.51K | 1.45M | Feb 1993 – Jul 2020 |
| Iowa Realty Trust 125 "A" G-10-57818 | Last Mile Production, LLC only | Owego (Tansill) | Pecos | 1 | 4.51K | 36.4K | Sep 1993 – Jul 2024 |
| C.D. Read Trust 34 O-10-47386 | Paladin Petroleum III, L.L.C. only | Spraberry (Trend Area) | Howard | 1 | 4.5K | 30.7K | Sep 2015 – Jul 2018 |
| Hill-Fawcett, Randee Trust 'E' O-9-18471 | Upp Operating, LLC only | Sawyer (Leonard) | Sutton | 1 | 4.49K | 58K | Feb 2013 – Oct 2025 |
| Bruni Min. Trust O-4-8052 | Killam Oil Co., Ltd. only | Blas Uribe (Rosenberg) | Zapata | 6 | 4.49K | 20 | by Jan 1993 – Jan 2000 |
| West Ranch G-10-250919 | Longfellow Energy, LP only | Pinon (Overthrust) | Pecos | 1 | 4.48K | 3.17M | Mar 2009 – Mar 2024 |
| Richardson Trust Unit O-13-14795 | Palmer Tank Trucks, Inc. only | Archer County Regular | Archer | 2 | 4.48K | 18 | by Jan 1993 – Jun 1997 |
| Black Trust 49 G-14-290647 | Unbridled Resources, LLC only | Frye Ranch (Consolidated) | Wheeler | 1 | 4.47K | 79.8K | Mar 2021 – May 2025 |
| Burnett-R- O-13-16395 | Aaa Oil Trust only | Wichita County Regular | Wichita | 2 | 4.47K | 21 | by Jan 1993 – Jul 2010 |
| University 3 A O-10-25523 | Aaa Oil Trust only | Cardinal (Queen, W. ) | Pecos | 2 | 4.44K | 30.9K | by Jan 1993 – Nov 2009 |
| Kincaid, A. R. Trust 'D' G-9-152100 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 4.44K | 282K | Dec 1994 – Aug 2026 |
| Frost Trust G-4-155104 | McRae & Henry, Ltd only | Shockacon (Wilcox 6700) | Webb | 1 | 4.44K | 687K | Jul 1995 – Jun 2006 |
| Kincaid, A. R. Trust "D" G-9-213319 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 4.42K | 359K | Sep 2005 – Aug 2026 |
| C-Bruni Mineral Trust G-4-155604 | Hilcorp Energy Company only | Bashara-Hereford (7300) | Webb | 1 | 4.42K | 481K | Jul 1995 – Aug 2026 |
| Wylie Trust G-6-289946 | Buckhorn Operating LLC only | Brachfield, S.E. (Cotton Valley) | Rusk | 1 | 4.38K | 773K | Feb 2020 – Aug 2026 |
| CNB Trustees 360 G-14-252497 | Highmark Energy Operating, LLC only | Lipscomb (Atoka) | Lipscomb | 1 | 4.38K | 1.29M | Jun 2009 – Aug 2026 |
| Trusty Gas Unit O-3-25967 | Texas Operating Partners LLC only | Village Mills East (Y-3) | Hardin | 1 | 4.37K | 102K | Mar 2012 – Feb 2023 |
| Kincaid, A. R. Trust "B" G-9-165455 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 4.36K | 338K | Oct 1997 – Aug 2026 |