| Slaughter Estate Unit O-11-18105 | Hilcorp Energy Company only | Slaughter | Hockley | 412 | 50.4M | 202M | by Jan 1993 – Aug 2026 |
| XBC Giddings Estate O-9-16349 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Upton | 426 | 43.7M | 151M | May 2007 – Jun 2026 |
| Pecan State Unit O-10-47292 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Pecos | 42 | 14M | 18.2M | Nov 2015 – Aug 2026 |
| Montgomery Estate-Davies NCT-2 O-11-14567 | Bce-Mach III LLC only | Levelland | Hockley | 198 | 11.1M | 3.56M | by Jan 1993 – Aug 2026 |
| Redbud State Unit O-10-47750 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Pecos | 23 | 7.13M | 8.06M | Apr 2015 – Aug 2026 |
| Rev GF State T7 50 O-10-50122 | Chevron U. S. A. Inc. only | Phantom (Wolfcamp) | Reeves | 26 | 6.77M | 13.1M | Oct 2018 – Aug 2026 |
| Stumberg Estate O-1-16109 | Murphy Expl. & Prod. Co. - USA only | Briscoe Ranch (Eagleford) | Dimmit | 43 | 6.73M | 17.1M | Oct 2012 – Aug 2026 |
| Burnett, S. B. Estate O-11-66571 | Hunt Oil Company only | Anne Tandy (Strawn 5400) | King | 106 | 5.6M | 343K | by Jan 1993 – Sep 2012 |
| Davis, J. H. P. Estate O-3-4625 | P.o.&g. Operating, LLC only | Thompson, SE. (Frio) | Fort Bend | 18 | 5.06M | 3.06M | by Jan 1993 – Aug 2026 |
| Pierce Estates O-3-6715 | Remora Management, LLC only | Magnet Withers | Wharton | 146 | 4.73M | 4.23M | by Jan 1993 – Aug 2026 |
| Graves State O-10-40374 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 18 | 4.33M | 8.13M | Dec 2010 – Aug 2026 |
| Reeves State T7-50-30 O-10-49178 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 9 | 4.24M | 5.19M | Sep 2017 – Aug 2026 |
| Bear Claw State 29-28 Unit O-10-53044 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 7 | 3.65M | 7.86M | Aug 2019 – Aug 2026 |
| State Galileo 7 O-10-47775 | EOG Resources, Inc. only | Phantom (Wolfcamp) | Loving | 8 | 3.63M | 10.6M | Jan 2016 – Aug 2026 |
| Texaco Slaughter Estate O-11-67566 | Bce-Mach III LLC only | Tstar (Abo) | Hockley | 25 | 3.48M | 970K | Apr 1996 – Aug 2026 |
| Interstate 5-32 Unit 2 O-10-57895 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 12 | 3.46M | 8.82M | Apr 2023 – Aug 2026 |
| Slaughter, A. A. Estate O-11-61632 | Burk Royalty Co., Ltd. only | Leeper (Glorieta) | Hockley | 131 | 3.45M | 1.24M | by Jan 1993 – Aug 2026 |
| Post Estate "A" O-11-1898 | Brown, Geo. R Partnership,lp,the only | Garza | Garza | 69 | 3.25M | 333K | by Jan 1993 – Aug 2026 |
| Buzzard State "21" Unit O-10-45131 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 15 | 3.24M | 8.46M | Apr 2014 – Aug 2026 |
| Doc Holliday State 34-43 Unit O-10-53003 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 8 | 3.22M | 10.2M | Apr 2020 – Jul 2026 |
| Rev GF State T7-50-43 O-10-49677 | Chevron U. S. A. Inc. only | Phantom (Wolfcamp) | Reeves | 6 | 3.18M | 7.6M | Jul 2018 – Aug 2026 |
| Post Estate O-11-1873 | Brown, Geo. R Partnership,lp,the only | Garza | Garza | 83 | 3.16M | 623K | by Jan 1993 – Aug 2026 |
| State University Hutex Cons. O-10-21010 | Fasken Oil and Ranch, Ltd. only | Hutex (Devonian) | Andrews | 22 | 3M | 152K | by Jan 1993 – Aug 2026 |
| Diamond H State Unit B O-1-18802 | Javelin Energy Partners Mgmt LLC only | Briscoe Ranch (Eagleford) | Dimmit | 18 | 2.95M | 8.34M | Feb 2016 – Aug 2026 |
| State Magellan 7 O-10-49626 | EOG Resources, Inc. only | Phantom (Wolfcamp) | Loving | 9 | 2.83M | 10.1M | Sep 2017 – Aug 2026 |
| Dunigan State Unit E 53-6-17 O-10-50591 | TRP Operating LLC only | Phantom (Wolfcamp) | Reeves | 5 | 2.8M | 14.9M | Jun 2018 – Aug 2026 |
| State Neal Lethco 36-32 Unit O-10-49946 | Diamondback E&P LLC only | Hoefs T-K (Wolfcamp) | Pecos | 8 | 2.78M | 3.84M | Jul 2017 – Aug 2026 |
| Burnett, S. B. Estate "D" O-11-60638 | High River Res Operating, LLC only | Captain Burk (Strawn Reef) | King | 33 | 2.75M | 172K | by Jan 1993 – Aug 2026 |
| Alcatraz State 34-141 Unit O-10-49585 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Ward | 4 | 2.73M | 4.37M | Nov 2017 – Aug 2026 |
| VLT Thor State Unit O-10-57852 | Chevron U. S. A. Inc. only | Spraberry (Trend Area) | Howard | 8 | 2.64M | 4.74M | Oct 2022 – Aug 2026 |
| State Pathfinder 7 O-10-47249 | EOG Resources, Inc. only | Phantom (Wolfcamp) | Loving | 12 | 2.62M | 9.65M | Jun 2015 – Aug 2026 |
| Cowden Estate et Al O-10-33183 | Scout Energy Management LLC only | Dollarhide, East (Devonian) | Andrews | 17 | 2.41M | 2.9M | by Jan 1993 – Aug 2026 |
| Sage State 34-141 Unit O-10-49916 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Ward | 4 | 2.36M | 3.77M | Dec 2017 – Aug 2026 |
| State 5913A GG Houston O-10-49530 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 7 | 2.32M | 5M | Sep 2017 – Aug 2026 |
| Rocazoller State 54-1-12 Lov O-10-47561 | Pdeh LLC only | Phantom (Wolfcamp) | Loving | 9 | 2.29M | 5.88M | Mar 2016 – Aug 2026 |
| Blacktip State 42 O-10-44861 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 5 | 2.27M | 5.08M | Oct 2013 – Aug 2026 |
| State Tract 30-L O-3-11424 | Hunt Oil Company only | High Is. Blk. 30-L (8775) | High IS-LB | 2 | 2.26M | 1.76M | by Jan 1993 – Jun 2011 |
| State Eot Whale Unit 30-26 O-10-50292 | Diamondback E&P LLC only | Hoefs T-K (Wolfcamp) | Pecos | 6 | 2.26M | 3.99M | Apr 2018 – Aug 2026 |
| State Cliffhanger 26-27 Unit O-10-52122 | Diamondback E&P LLC only | Hoefs T-K (Wolfcamp) | Pecos | 6 | 2.22M | 3.69M | Jun 2019 – Aug 2026 |
| VLT Falcon Jayjohnson State Unit O-10-59040 | Chevron U. S. A. Inc. only | Spraberry (Trend Area) | Howard | 6 | 2.2M | 3.01M | Apr 2023 – Aug 2026 |
| Rev BX State T8-51-12 O-10-57888 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 6 | 2.18M | 4.56M | Jun 2022 – Aug 2026 |
| Blue Topaz State Unit 251-252W O-10-52769 | Apache Corporation only | Wolfbone (Trend Area) | Reeves | 6 | 2.18M | 4.51M | Jun 2019 – Aug 2026 |
| Stumberg State Dim O-1-16252 | Ineos USA Oil & Gas LLC only | Briscoe Ranch (Eagleford) | Dimmit | 4 | 2.15M | 4.47M | Nov 2012 – Aug 2026 |
| Janey 24-25 West State Unit O-10-52679 | Permian Resources Operating, LLC only | Wolfbone (Trend Area) | Reeves | 4 | 2.13M | 4M | May 2019 – Aug 2026 |
| Neal Lethco State 24-23 Unit O-10-49046 | Diamondback E&P LLC only | Hoefs T-K (Wolfcamp) | Pecos | 7 | 2.05M | 3.68M | Oct 2016 – Aug 2026 |
| Mosaic State Unit 33-34 O-10-54429 | Crescent Energy Operating, LLC only | Phantom (Wolfcamp) | Reeves | 10 | 2.05M | 3.02M | Jan 2020 – Jul 2026 |
| Eaton, G. W. Estate O-6-1079 | Peles, LLC only | Neches (Woodbine) | Anderson | 47 | 2.04M | 1.79M | by Jan 1993 – Aug 2026 |
| Black Flag State Unit 253-254W O-10-52541 | Apache Corporation only | Wolfbone (Trend Area) | Reeves | 7 | 2.03M | 4.12M | Jul 2019 – Aug 2026 |
| Interstate 8-32 C O-10-58035 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 5 | 2.02M | 6.81M | May 2023 – Aug 2026 |
| Birch State Unit 23-26 O-10-50742 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Pecos | 4 | 2.02M | 3.63M | Feb 2018 – Aug 2026 |