| Secretariat O-9-21825 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Irion | 7 | 881K | 7.47M | Sep 2022 – Mar 2026 |
| Gloria Wheeler "A" O-1-15671 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 4 | 880K | 1.36M | Dec 2011 – Apr 2026 |
| Gloria Wheeler 'C' O-1-16664 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 4 | 870K | 1.45M | Mar 2013 – Apr 2026 |
| Cree O-1-17449 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 19 | 869K | 5.32M | Nov 2013 – Apr 2026 |
| Bauerle Bomc Unit O-1-20541 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Frio | 5 | 863K | 2.23M | Dec 2021 – Apr 2026 |
| Shaw, Mollie O-6-1833 | Rusk Energy Operating LLC only | Trinity | Houston | 25 | 863K | 8.4K | by Jan 1993 – Apr 2026 |
| Electric State 57-33 G-10-283346 | Coterra Energy Operating Co. only | Phantom (Wolfcamp) | Reeves | 1 | 859K | 6.67M | Jan 2017 – Apr 2026 |
| Cortez 'G' O-1-16812 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 852K | 917K | Apr 2013 – Apr 2026 |
| War Admiral Pooled Unit O-9-21762 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Irion | 6 | 848K | 3.52M | Jul 2022 – Mar 2026 |
| Trigger 39-40 Unit C O-10-50618 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 4 | 847K | 4.16M | Mar 2018 – Apr 2026 |
| Grisham O-3-26441 | EOG Resources, Inc. only | Fort Trinidad, East (Buda) | Madison | 3 | 847K | 1.73M | Aug 2013 – Apr 2026 |
| Poage Minerals O-9-22203 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Irion | 5 | 835K | 2.34M | Apr 2023 – Mar 2026 |
| Whitwell A O-1-19827 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | Frio | 3 | 832K | 4.13M | Apr 2019 – Apr 2026 |
| Patriot State RSJ 68 O-10-53922 | TRP Operating LLC only | Phantom (Wolfcamp) | Reeves | 2 | 825K | 4.64M | Jan 2020 – Apr 2026 |
| Trigger 39-40 Unit B O-10-51161 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 3 | 821K | 5.06M | Sep 2018 – Apr 2026 |
| Trinity Bay State Unit No. 1 O-3-5351 | Galveston Bay Operating Co LLC only | Trinity Bay | Chambers | 24 | 820K | 1.16M | by Jan 1993 – Jun 2021 |
| Huffman, L. W. O-6-1835 | Kodiak Oil & Gas, Inc. only | Trinity | Houston | 12 | 819K | 37 | by Jan 1993 – Apr 2026 |
| Vest Ranch O-10-19740 | Stronghold Energy II Oper, LLC only | Arenoso (Strawn Detritus) | Winkler | 21 | 815K | 4.67M | by Jan 1993 – May 2019 |
| Triple-N /Grayburg/ Cons. O-10-21159 | Ring Energy, Inc. only | Triple-N (Grayburg) | Andrews | 80 | 811K | 340K | by Jan 1993 – Apr 2026 |
| Omaha O-9-21989 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Irion | 5 | 783K | 2.69M | Feb 2023 – Mar 2026 |
| Cortez "A" O-1-15834 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 6 | 766K | 820K | Apr 2012 – Apr 2026 |
| Cortez 'E' O-1-16800 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 4 | 763K | 824K | Apr 2013 – Apr 2026 |
| Parker O-13-26037 | Trio Consulting & Management,llc only | Apex (Mississippian) | Hardeman | 1 | 754K | 144K | by Jan 1993 – Apr 2026 |
| Swenson 'C' O-1-16108 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 5 | 742K | 1.49M | Sep 2012 – Apr 2026 |
| Deleon Wiatrick Unit O-2-12004 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | Karnes | 8 | 740K | 1.08M | Sep 2021 – Apr 2026 |
| TCG O-10-49401 | Trilogy Operating, Inc. only | Jailhouse (Fusselman) | Glasscock | 5 | 733K | 222K | Jan 2018 – Apr 2026 |
| Y-Bar 'A' O-1-17872 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 4 | 728K | 855K | Jul 2014 – Apr 2026 |
| Triple Nail M 27-1 O-10-58789 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 2 | 718K | 965K | May 2023 – Apr 2026 |
| University Lands 224 O-9-21912 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 13 | 715K | 3.08M | Jun 2023 – Mar 2026 |
| Strider O-9-20083 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) R 40 Exc | Upton | 3 | 703K | 3.9M | Feb 2019 – Mar 2026 |
| Gloria Wheeler "B" O-1-15647 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 4 | 698K | 991K | Dec 2011 – Apr 2026 |
| TCG 34 O-10-49473 | Trilogy Operating, Inc. only | Jailhouse (Fusselman) | Glasscock | 4 | 696K | 317K | Jan 2018 – Apr 2026 |
| Whitwell C O-1-20299 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Frio | 3 | 695K | 2.34M | Jun 2020 – Apr 2026 |
| Affirmed O-9-22749 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Irion | 6 | 695K | 1.63M | Sep 2024 – Mar 2026 |
| Strider G O-9-20140 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) R 40 Exc | Upton | 4 | 684K | 5.06M | Jan 2019 – Mar 2026 |
| Ira, N. E. O-11-67931 | Sharp Image Energy, Inc. only | Tri-Rue (Reef) | Scurry | 1 | 672K | 437K | Mar 1998 – Apr 2026 |
| Triple Nail O 27-1 O-10-58793 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 2 | 659K | 710K | May 2023 – Apr 2026 |
| Electric State 57-33 G-10-289025 | Coterra Energy Operating Co. only | Phantom (Wolfcamp) | Reeves | 1 | 640K | 4.85M | Jan 2020 – Apr 2026 |
| Shiner Ranch O-1-4933 | Trinity Operating (Usg), LLC only | Pearsall (Austin Chalk) | Frio | 13 | 634K | 1.22M | by Jan 1993 – Mar 2021 |
| Forbes Unit O-11-67509 | Trinidad Energy, LLC only | Forbes (San Andres) | Crosby | 25 | 631K | 139K | Mar 1996 – Apr 2026 |
| Gloria Wheeler 'D' O-1-16668 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 4 | 631K | 1.01M | Mar 2013 – Apr 2026 |
| Triple Nail N 27-1 O-10-58792 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 2 | 623K | 1.2M | May 2023 – Apr 2026 |
| Carlson "A" O-1-15398 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 621K | 626K | Feb 2011 – Apr 2026 |
| Cortez 'D' O-1-16610 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | La Salle | 4 | 620K | 751K | Feb 2013 – Apr 2026 |
| Letha O-10-27654 | Tripod Oil and Gas 3 LLC only | Brazos (San Andres) | Midland | 9 | 620K | 19 | by Jan 1993 – Mar 2022 |
| Cody Bell "13" O-9-13616 | Chevron U. S. A. Inc. only | Triumph (Wolfcamp) | Upton | 1 | 615K | 1.57M | May 1994 – Nov 2002 |
| Trinity O-10-52503 | Halcon Operating Co., Inc. only | Phantom (Wolfcamp) | Ward | 1 | 610K | 1.08M | Aug 2018 – Mar 2026 |
| Frietsch O-3-24973 | Triangle Three Resources L.L.C. only | Brookshire | Waller | 16 | 608K | 396K | Nov 2006 – Sep 2025 |
| Avant, J.R. O-1-12275 | Trinity Operating (Usg), LLC only | Pearsall (Austin Chalk) | Frio | 9 | 605K | 386K | by Jan 1993 – Feb 2020 |
| Clark Ranch South O-9-14613 | Tri-Force Operating, L.L.C. only | Celery (Cook Sand) | Menard | 16 | 603K | 0 | Jul 1997 – Apr 2026 |