| Boston Texas Land & Trust G-4-209709 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 92.9K | 4.56M | Jun 2005 – Aug 2026 |
| Brown-Trusts Unit 6 G-1-276456 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 92.7K | 4.11M | Sep 2014 – Aug 2026 |
| TP Land Trust "G" O-10-37138 | Endeavor Energy Resources L.P. only | Spraberry (Trend Area) | Midland | 4 | 92.1K | 142K | Jun 2003 – Dec 2020 |
| Brown-Trusts G-1-271169 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 90.2K | 1.95M | Aug 2013 – Aug 2026 |
| Gresham Trust O-3-25729 | Comstock Oil & Gas, LLC only | Halliday (Woodbine) | Leon | 2 | 90.1K | 24.2K | Nov 2011 – Aug 2026 |
| Currie Trust 6 O-10-42481 | Hannathon Petroleum II, LLC only | Garden City, S. (Wolfcamp) | Glasscock | 2 | 89.9K | 998K | May 2011 – Aug 2026 |
| Loter -10- O-10-32254 | Rust Oil Corp. only | TXL (Tubb) | Ector | 3 | 89.5K | 113K | by Jan 1993 – Nov 2022 |
| Jackson Trust C 12-TTT-C24 NL O-10-47839 | Matador Production Company only | McGillicutty (Brushy Canyon) | Loving | 1 | 88.9K | 155K | Nov 2015 – May 2023 |
| Young Trust O-14-9282 | Mmgl Txph, LLC only | Hemphill (Douglas) | Hemphill | 1 | 88.7K | 511K | Jan 2015 – Aug 2026 |
| Martin, Albert, Trustee O-4-7822 | Wallis Energy, Inc. only | Bruni, SE. (4000) | Webb | 1 | 88.4K | 29.9K | by Jan 1993 – Jan 2026 |
| Lane Trust-E- O-9-18672 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Reagan | 2 | 87.9K | 498K | Mar 2014 – Jul 2026 |
| Wheat Mineral Trust G-6-212598 | Anadarko E&P Onshore LLC only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 87.9K | 359K | Apr 2005 – Jul 2015 |
| Walton Estate -24- O-10-30252 | Rust Oil Corp. only | Elwanda (Yates) | Winkler | 4 | 87.4K | 30.4K | by Jan 1993 – Aug 2026 |
| Cowden Ranch -18- O-10-32584 | Rust Oil Corp. only | Cowden (Penn Detrital) | Ector | 1 | 87.1K | 101K | by Jan 1993 – Aug 2026 |
| Ann Cole Trust O-10-44407 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 86.6K | 117K | Sep 2013 – Aug 2026 |
| Boston Texas Land & Trust G-4-270159 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 86K | 5.31M | Apr 2013 – Aug 2026 |
| Vick Trust Unit B (Allocation) O-3-27178 | Wildfire Energy Operating LLC only | Madisonville, W. (Woodbine -A-) | Madison | 1 | 85.6K | 1.72M | Jan 2015 – Jul 2026 |
| Boston Texas Land & Trust G-4-164323 | Merit Energy Company only | Jeffress, NE. (T, Lo.-Fb,a) | Hidalgo | 1 | 85.3K | 3.63M | Jul 1997 – May 2019 |
| Jones Trust 272 G-14-276935 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 83.5K | 484K | Jun 2013 – Aug 2026 |
| TP Land Trust "K" O-10-37188 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 2 | 83.4K | 189K | Aug 2003 – Aug 2026 |
| Hooker Trust- -Key Lee- O-8-3365 | Cobra Oil & Gas Corporation only | Shackelford County Regular | Shackelford | 2 | 82.3K | 21 | by Jan 1993 – Aug 2026 |
| Switzer Trust G-3-201218 | Noble Energy Inc only | Bartman (11050 Sand) | Brazoria | 1 | 82.2K | 3.08M | Mar 2004 – Jul 2005 |
| Benton Trust G-3-169073 | Gaither Petroleum Corporation only | Rosenberg, North (Upper Wilcox) | Fort Bend | 1 | 80.6K | 5.48M | Feb 1998 – Oct 2014 |
| Wakefield Trust O-9-16683 | Diamondback E&P LLC only | Spraberry (Trend Area) | Upton | 2 | 80.5K | 697K | Jul 2008 – Mar 2024 |
| Baker Family Trust G-2-288683 | Burlington Resources O & G Co LP only | Sugarkane (Eagle Ford) | Live Oak | 1 | 80.1K | 1.62M | Mar 2020 – Aug 2026 |
| Price Trust 'C' 604 G-14-282901 | BE Anadarko II, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 79.8K | 583K | Mar 2017 – Aug 2026 |
| Otb Johnson Farm Trust 42 O-10-41686 | Oxyrock Operating, LLC only | Spraberry (Trend Area) | Martin | 2 | 79K | 756K | Aug 2011 – Aug 2026 |
| Chevron-Ector "21" O-10-40887 | Rust Oil Corp. only | Mosswell (Strawn 8720) | Ector | 2 | 78.7K | 93.5K | Mar 2011 – Aug 2026 |
| Garza Zamora Energy Trust G-4-223276 | Merit Energy Company only | Flores (Vicksburg, Lower) | Hidalgo | 1 | 78.7K | 7.1M | Sep 2006 – Aug 2026 |
| McFarland Trust O-6-13773 | Jla Resources Company only | Anwac (1300 Wilcox) | Anderson | 1 | 78.6K | 9.49K | Nov 1997 – Jun 2026 |
| Boston Texas Land & Trust G-4-195359 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 78.6K | 1.76M | Jun 2003 – Aug 2026 |
| Jones Trust 25 HMH G-14-280606 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 78.3K | 1.05M | Mar 2016 – Aug 2026 |
| Slaughter-Rhodes Trust G-2-280734 | Repsol Oil & Gas USA, LLC only | Sugarkane (Eagle Ford) | Karnes | 1 | 78.2K | 731K | Mar 2016 – Jul 2026 |
| Martin, Albert, Trustee O-4-7768 | Wallis Energy, Inc. only | Bruni, SE. (Queen City) | Webb | 4 | 78.2K | 49.4K | by Jan 1993 – Jun 2026 |
| Starnes Trust O-13-32041 | SNR Operating, LLC only | Sivells Bend (Ellenberger) | Cooke | 2 | 77.9K | 7.57K | Sep 2010 – Jul 2026 |
| Ferguson III, Searcy M. Trust O-13-22957 | Petex only | Searcys (Miss) | Hardeman | 1 | 77.6K | 485 | by Jan 1993 – Aug 2026 |
| Puckett Trusts C State O-10-46450 | Locin Oil Corporation only | Wolfbone (Trend Area) | Pecos | 1 | 77.3K | 107K | Mar 2015 – Sep 2019 |
| Fidelity Trust Co., et Al O-10-17794 | R2Q Operating LLC only | Waha (Delaware) | Reeves | 1 | 77.1K | 267K | by Jan 1993 – Aug 2026 |
| Brown-Trusts G-1-261086 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 77K | 2.38M | Aug 2011 – Aug 2026 |
| Flowers Trust "A" G-14-272832 | Mewbourne Oil Company only | Mendota, NW. (Granite Wash) | Roberts | 1 | 76.7K | 1.29M | Jul 2013 – Aug 2026 |
| Reed Trust 55-1-26 G-10-277207 | Anadarko E&P Onshore LLC only | Sandbar (Bone Spring) | Loving | 1 | 76.6K | 2M | Jan 2015 – Apr 2020 |
| Utzman "A" O-6-12874 | Long Trusts, The only | R.C.R. (Pettit -A-) | Gregg | 1 | 76.2K | 69.5K | by Jan 1993 – Apr 2018 |
| Semmes Trust , et al 906 O-4-13168 | Kerr-McGee Oil & Gas Onshore LLC only | Rincon (Vicksburg 87\89) | Starr | 1 | 76.2K | 67.5K | May 2003 – Feb 2004 |
| Regmund Family Trust Gas Unit 1 G-2-285786 | Repsol Oil & Gas USA, LLC only | Sugarkane (Eagle Ford) | Karnes | 1 | 75.8K | 2.42M | Oct 2018 – Aug 2026 |
| Boston Texas Land & Trust G-4-218758 | Merit Energy Company only | Javelina (Vicksburg Cons.) | Hidalgo | 1 | 75.5K | 1.28M | Apr 2006 – Aug 2026 |
| Ferguson III, Searcy Monroetrust O-13-23365 | Bettis, Boyle & Stovall only | Searcys (Congl) | Hardeman | 2 | 75.5K | 39.4K | by Jan 1993 – Feb 2011 |
| Guthrie Trust 19 O-10-39324 | Crescent Energy Operating, LLC only | Garden City, S.e.(fusselman) | Glasscock | 1 | 74.8K | 235K | Feb 2009 – Jul 2026 |
| Brown-Trusts Unit 5 G-1-276454 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 74.2K | 3.69M | Sep 2014 – Aug 2026 |
| TP Land Trust "J" O-10-37180 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Midland | 2 | 74K | 115K | Jul 2003 – Jan 2021 |
| Vera Trust G-4-222410 | Eliteenergyholdings LLC only | Santa Cruz, N. (Yegua 8800) | Duval | 1 | 73.6K | 2.35M | Oct 2006 – Jan 2025 |