| Rev GF State T7 50 O-10-50122 | Chevron U. S. A. Inc. only | Phantom (Wolfcamp) | Reeves | 26 | 6.59M | 12.5M | Oct 2018 – Apr 2026 |
| Comanche Ranch O-1-14381 | CMR Energy, L.P. only | Comanche-Halsell (6500) | Maverick | 81 | 5.3M | 0 | Feb 2002 – Apr 2026 |
| Reeves State T7-50-30 O-10-49178 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 9 | 4.2M | 4.77M | Sep 2017 – Apr 2026 |
| Deep Rock Glorieta Unit O-10-33898 | Hilcorp Energy Company only | Deep Rock (Glorieta 5950) | Andrews | 35 | 3.86M | 478K | Jul 1993 – Apr 2026 |
| Rev GF State T7-50-43 O-10-49677 | Chevron U. S. A. Inc. only | Phantom (Wolfcamp) | Reeves | 6 | 3.13M | 7.41M | Jul 2018 – Apr 2026 |
| Reeves TXL Fee T7-50-9 O-10-45209 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 9 | 2.36M | 8.11M | Sep 2013 – Apr 2026 |
| Heard, Fannie V. W., Mrs. O-2-2586 | Hilcorp Energy Company only | Tom Oconnor (5500 Sand) | Refugio | 60 | 2.28M | 1.64M | by Jan 1993 – Apr 2026 |
| Oconnor, Thomas, -C- O-2-2587 | Hilcorp Energy Company only | Tom Oconnor (5500 Sand) | Refugio | 51 | 2.22M | 2.1M | by Jan 1993 – Apr 2026 |
| Helen O-11-68122 | R3 Operating Corporation only | Kingdom (Clearfork 7500) | Terry | 19 | 2.2M | 202K | Sep 1999 – Apr 2026 |
| Heard, Fannie V. W., Mrs. O-2-2546 | Hilcorp Energy Company only | Tom Oconnor (4500 Greta Mass.) | Refugio | 46 | 2.17M | 929K | by Jan 1993 – Apr 2026 |
| Reeves TXL Fee T7-50-15 O-10-44897 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 9 | 2.05M | 6.66M | Jan 2014 – Apr 2026 |
| Sherman /7500 Sand/ Unit O-13-11505 | BKM Production only | Sherman (7500 Sand) | Grayson | 82 | 2.04M | 3.19M | by Jan 1993 – Apr 2026 |
| Grantham West 50-48 Unit O-10-61041 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 12 | 2.03M | 6.29M | Apr 2024 – Apr 2026 |
| University "AU" O-10-33605 | Crescent Energy Operating, LLC only | Fullerton (8500) | Andrews | 7 | 2M | 2.4M | by Jan 1993 – Apr 2026 |
| Rev GF State T7-50-38 O-10-60597 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 12 | 1.9M | 1.65M | Dec 2023 – Feb 2026 |
| Reeves TXL Fee T7-50-29 O-10-51997 | Chevron U. S. A. Inc. only | Phantom (Wolfcamp) | Reeves | 7 | 1.9M | 6.17M | Sep 2019 – Apr 2026 |
| Rev GF State T7-50-41 O-10-49609 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 5 | 1.82M | 4.83M | Jul 2018 – Apr 2026 |
| Reeves TXL Fee T7-50-21 O-10-44932 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 7 | 1.81M | 4.94M | Dec 2013 – Apr 2026 |
| UL Guanella 0504-17 O-10-50177 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Ward | 3 | 1.77M | 3.02M | Aug 2017 – Mar 2026 |
| State Tract 659-L NW/4 O-2-6468 | White Marlin Operating Co, LLC only | Matagorda Block 629 (4450 SD) | Matgrda IS-LB | 3 | 1.76M | 204K | by Jan 1993 – Sep 2025 |
| Deep Rock Etal -A- O-10-1033 | Highmark Energy Operating, LLC only | Deep Rock (Glorieta 5950) | Andrews | 9 | 1.65M | 161K | by Jan 1993 – Apr 2026 |
| Balmorhea State 33-50 Unit O-10-53040 | Noble Energy Inc only | Wolfbone (Trend Area) | Reeves | 5 | 1.63M | 6.75M | Mar 2020 – Apr 2026 |
| Rev Con T8-50-7 Unit O-10-61731 | Chevron U. S. A. Inc. only | Wolfbone (Trend Area) | Reeves | 9 | 1.62M | 1.68M | May 2025 – Apr 2026 |
| Parks-Coyote 1506 G O-10-53271 | Apache Corporation only | Spraberry (Trend Area) | Midland | 3 | 1.49M | 1.86M | Jan 2020 – Apr 2026 |
| State Lease 629-L SW/4 O-2-6488 | White Marlin Operating Co, LLC only | Matagorda Block 629 (4450 SD) | Matgrda IS-LB | 3 | 1.4M | 255K | by Jan 1993 – Dec 2024 |
| Heard, Clement O-2-2585 | Hilcorp Energy Company only | Tom Oconnor (5500 Sand) | Refugio | 20 | 1.34M | 986K | by Jan 1993 – Apr 2026 |
| APC Fee 1-50 Unit O-10-41231 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Loving | 5 | 1.34M | 2.71M | May 2011 – Apr 2026 |
| N. E., I. A. B. Unit O-9-4864 | GTG Operating, LLC only | I. A. B., NE. (Penn. 5150) | Coke | 74 | 1.3M | 2.79M | by Jan 1993 – Feb 2026 |
| Parks-Coyote 1506 A O-10-53173 | Apache Corporation only | Spraberry (Trend Area) | Midland | 3 | 1.28M | 2.23M | Jan 2020 – Apr 2026 |
| Verancia 50-26-27 Unit 2 WA O-10-55229 | Crescent Energy Operating, LLC only | Wolfbone (Trend Area) | Reeves | 4 | 1.26M | 1.76M | Mar 2021 – Apr 2026 |
| Polo Grounds Unit 150-149 O-10-49599 | Apache Corporation only | Wolfbone (Trend Area) | Reeves | 6 | 1.24M | 2.8M | Dec 2017 – Apr 2026 |
| Rebel 150 Mipa Unit O-10-59617 | Permian Deep Rock Oil Co., LLC only | Spraberry (Trend Area) | Midland | 3 | 1.21M | 2.97M | Jun 2023 – Mar 2026 |
| Guardian 250 N O-10-58915 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 3 | 1.2M | 1.67M | Jun 2023 – Apr 2026 |
| Cage Ranch O-1-14617 | Txco Resources Inc. only | Comanche-Halsell (6500) | Maverick | 22 | 1.08M | 0 | Sep 2005 – Feb 2010 |
| Reilly, Annie, et Vir O-2-2588 | Hilcorp Energy Company only | Tom Oconnor (5500 Sand) | Refugio | 15 | 1.07M | 997K | by Jan 1993 – Apr 2026 |
| Parks-Coyote 1506 E O-10-53235 | Apache Corporation only | Spraberry (Trend Area) | Midland | 3 | 1.05M | 2.39M | Jan 2020 – Apr 2026 |
| Verancia 50-26-27 Unit 1 WA O-10-55268 | Crescent Energy Operating, LLC only | Wolfbone (Trend Area) | Reeves | 4 | 1.03M | 1.52M | Feb 2021 – Apr 2026 |
| Parks-Coyote 1506 C O-10-53273 | Apache Corporation only | Spraberry (Trend Area) | Midland | 3 | 1.02M | 2.47M | Jan 2020 – Apr 2026 |
| Guardian 250 J O-10-58909 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 3 | 1.02M | 1.6M | Jun 2023 – Apr 2026 |
| Parks-Coyote 1506 D O-10-53270 | Apache Corporation only | Spraberry (Trend Area) | Midland | 3 | 1.01M | 2.48M | Jan 2020 – Apr 2026 |
| Landlubber O-10-48393 | Blackbeard Operating, LLC only | Armer (6350) | Crane | 14 | 962K | 2.62M | Aug 2016 – Apr 2026 |
| Guardian 250 I O-10-58912 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 3 | 928K | 1.73M | Jun 2023 – Apr 2026 |
| Cousin Willard 450 O-11-70372 | Burk Royalty Co., Ltd. only | Platang (San Andres) | Yoakum | 5 | 901K | 2.54M | Mar 2015 – Apr 2026 |
| Cage Ranch O-1-15139 | El Toro Resources LLC only | Comanche-Halsell (6500) | Maverick | 15 | 886K | 0 | Mar 2010 – Apr 2026 |
| Harris-Cook 50 O-10-51128 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 4 | 879K | 6.7M | Oct 2018 – Mar 2026 |
| Keeran -A- O-2-2249 | Texas Operating Partners LLC only | Koontz (4750) | Victoria | 21 | 864K | 639K | by Jan 1993 – Apr 2026 |
| Calverley B-Reed 50 O-10-50142 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Glasscock | 5 | 856K | 7.84M | May 2018 – Mar 2026 |
| Bracken, J. A. 503 O-5-1140 | Basa Resources, Inc. only | Van | Van Zandt | 10 | 853K | 503K | by Jan 1993 – Apr 2026 |
| JO Gregory 250 M O-10-59383 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 2 | 850K | 1.03M | Mar 2023 – Apr 2026 |
| Revolver 7507 E O-10-51640 | COG Operating LLC only | Phantom (Wolfcamp) | Loving | 3 | 846K | 1.55M | Jul 2018 – Apr 2026 |