| Holt, O. B. -C- O-10-848 | Texland Petroleum, L.P. | Cowden, North (Deep) | 32 | 2.52M | 335K | Jan 1993 – Apr 2026 |
| Headlee O-10-40039 | COG Operating LLC | Spraberry (Trend Area) | 19 | 2.5M | 3.22M | Feb 2010 – Apr 2026 |
| Harper Devonian Unit O-10-20609 | OXY USA WTP EOR, LLC | Harper (Devonian) | 42 | 2.33M | 16M | Jan 1993 – Apr 2026 |
| Four Corners TXL Fee "C" O-10-44507 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 48 | 2.33M | 8.95M | Oct 2013 – Apr 2026 |
| Goldsmith, C. A., Etal O-10-2186 | Hilcorp Energy Company | Goldsmith (Devonian) | 42 | 2.3M | 13.1M | Jan 1993 – Apr 2026 |
| Johnson, J. L. -31- O-10-21835 | Basin Oil & Gas Operating, LLC | Foster | 29 | 2.29M | 488K | Jan 1993 – Apr 2026 |
| Foster-Johnson Unit O-10-16793 | Aghorn Operating, Inc. | Foster | 161 | 2.17M | 645K | Jan 1993 – Feb 2026 |
| Holt, O. B. O-10-23396 | Texland Petroleum, L.P. | Cowden, North | 134 | 2.08M | 705K | Jan 1993 – Apr 2026 |
| Gist -A- O-10-1563 | Aghorn Operating, Inc. | Foster | 37 | 1.92M | 565K | Jan 1993 – Feb 2026 |
| Emmons Unit O-10-906 | Aghorn Operating, Inc. | Cowden, South | 58 | 1.87M | 1.5M | Jan 1993 – Feb 2026 |
| Barrow, Augusta O-10-43701 | Formentera Operations LLC | Spraberry (Trend Area) | 37 | 1.79M | 4.32M | Mar 2013 – Apr 2026 |
| Rhodes O-10-22344 | OXY USA WTP LP | Cowden, North (Clear Fork) | 4 | 1.79M | 456K | Jan 1993 – Apr 2026 |
| Woods, E. N. O-10-737 | OXY USA Inc. | Cowden, North | 27 | 1.79M | 378K | Jan 1993 – Apr 2026 |
| Foster, H. O-10-22457 | Occidental Permian Ltd. | Cowden, South (Canyon 8790) | 8 | 1.78M | 1.36M | Jan 1993 – Apr 2026 |
| Parks Bell HZ Unit O-10-53121 | COG Operating LLC | Spraberry (Trend Area) | 18 | 1.72M | 6.37M | Feb 2020 – Apr 2026 |
| Andy O-10-38651 | FDL Operating, LLC | Sallie Ann (Spraberry-Wolfcamp) | 32 | 1.72M | 5.72M | Jan 2008 – Aug 2017 |
| Blakeney, B. H. /Holt Pay/ O-10-845 | Texland Petroleum, L.P. | Cowden, North (Deep) | 24 | 1.72M | 386K | Jan 1993 – Apr 2026 |
| Ratliff K Unit O-10-50476 | COG Operating LLC | Spraberry (Trend Area) | 6 | 1.7M | 7.31M | May 2018 – Apr 2026 |
| Fee "BI" O-10-42295 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | 24 | 1.7M | 7M | Feb 2012 – Apr 2026 |
| Foster, H. C. O-10-1538 | Aghorn Operating, Inc. | Foster | 39 | 1.66M | 474K | Jan 1993 – Feb 2026 |
| Block 11 Devonian Unit O-10-20149 | Maverick Permian LLC | Block 11 (Devonian) | 48 | 1.66M | 1.05M | Jan 1993 – Apr 2026 |
| Cowden, Elliott F., -A- O-10-1579 | Occidental Permian Ltd. | Foster | 102 | 1.66M | 552K | Jan 1993 – Apr 2026 |
| Rose Marie O-10-38877 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 6 | 1.65M | 4.88M | May 2008 – Apr 2026 |
| Fee 'BC' O-10-44386 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | 24 | 1.64M | 5.48M | Sep 2013 – Apr 2026 |
| Moss,paul South(canyon 8790)UNIT O-10-32791 | R3 Operating Corporation | Cowden, South (Canyon 8790) | 36 | 1.63M | 1.3M | Jan 1993 – Apr 2026 |
| Cowden, J. M. R/a -A- O-10-834 | Occidental Permian Ltd. | Cowden, North (Deep) | 31 | 1.61M | 212K | Jan 1993 – Apr 2026 |
| Johnson Deep Unit O-10-23029 | OXY USA Inc. | Johnson (Glorieta) | 14 | 1.61M | 378K | Jan 1993 – Apr 2026 |
| CVX 6 O-10-39029 | Crescent Energy Operating, LLC | Goldsmith (Clear Fork) | 28 | 1.56M | 2.66M | Nov 2008 – Apr 2026 |
| Sallie O-10-37524 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 23 | 1.52M | 3.78M | Dec 2004 – Apr 2026 |
| Cowden, Elliott F. -A- O-10-21384 | Occidental Permian Ltd. | Cowden, South (Canyon 8790) | 53 | 1.51M | 631K | Jan 1993 – Apr 2026 |
| Cole O-10-48686 | Maverick Permian LLC | Andector (Wichita Albany) | 7 | 1.5M | 5.82M | May 2017 – Apr 2026 |
| Johnson, J. L. -AB- O-10-18883 | Basin Oil & Gas Operating, LLC | Johnson | 95 | 1.5M | 1.01M | Jan 1993 – Apr 2026 |
| Foster Gbsa Unit O-10-19371 | OXY USA Inc. | Cowden, South | 131 | 1.48M | 585K | Jan 1993 – Apr 2026 |
| Mary Ellen O-10-38532 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 18 | 1.47M | 4.14M | Oct 2007 – Apr 2026 |
| Lupin TXL Fee 'B' O-10-42510 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 36 | 1.46M | 4.98M | Oct 2012 – Apr 2026 |
| Barrow, Augusta O-10-14687 | Formentera Operations LLC | Cowden, North | 16 | 1.45M | 69.9K | Jan 1993 – Nov 2025 |
| Parker Minerals 7 O-10-38624 | Acoma Operating, LLC | Goldsmith (Clear Fork) | 42 | 1.42M | 3.54M | Sep 2007 – Apr 2026 |
| Fee "BB" O-10-42344 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | 24 | 1.41M | 4.71M | Feb 2012 – Apr 2026 |
| Holt, O. B. /S/ O-10-798 | Occidental Permian Ltd. | Cowden, North | 29 | 1.41M | 501K | Jan 1993 – Apr 2026 |
| Gardendale 12-01 O-10-53452 | Diamondback E&P LLC | Spraberry (Trend Area) | 9 | 1.37M | 1.51M | Jun 2019 – Apr 2026 |
| Sallie 13 O-10-38297 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 19 | 1.35M | 3.48M | Oct 2007 – Apr 2026 |
| Cowden, Elliott F., -B- O-10-1580 | Occidental Permian Ltd. | Foster | 56 | 1.34M | 419K | Jan 1993 – Apr 2026 |
| Embar O-10-46261 | Maverick Permian LLC | Andector (Wichita Albany) | 7 | 1.33M | 9.13M | Apr 2014 – Apr 2026 |
| SALLIE11 O-10-38439 | Diamondback E&P LLC | Sallie Ann (Spraberry-Wolfcamp) | 22 | 1.33M | 4.11M | Jan 2008 – Apr 2026 |
| Blakeney, B. H. O-10-843 | Texland Petroleum, L.P. | Cowden, North (Deep) | 4 | 1.32M | 100K | Jan 1993 – Apr 2026 |
| Worker Bee D O-10-38670 | Maverick Permian LLC | Embar (Devonian) | 3 | 1.32M | 7.24M | Dec 2007 – Aug 2023 |
| Gardendale 7 O-10-40615 | Diamondback E&P LLC | Spraberry (Trend Area) | 16 | 1.29M | 5.62M | Aug 2010 – Apr 2026 |
| Ratliff B O-10-40445 | COG Operating LLC | Spraberry (Trend Area) | 17 | 1.27M | 3.39M | Jan 2010 – Apr 2026 |
| Frank -B- O-10-36889 | Maverick Permian LLC | Goldsmith (Clear Fork) | 19 | 1.27M | 7.61M | Jun 2002 – Apr 2026 |
| Cummins -12- O-10-210 | Condor Operating Company, LLC | Andector (Ellenburger) | 8 | 1.26M | 655K | Jan 1993 – Apr 2026 |