| UL McNasser 0201-17 O-10-54929 | WPX Energy Permian, LLC only | Phantom (Wolfcamp) | Ward | 13 | 5.07M | 10.6M | Sep 2020 – Jul 2026 |
| Oryx 53-2-1201 Lov W Unit O-10-48299 | Pdeh LLC only | Phantom (Wolfcamp) | Loving | 2 | 1.61M | 3.05M | Aug 2016 – Jul 2026 |
| LHS Ranch 27-22 Allocation 2201 O-10-51288 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 1 | 388K | 1.98M | Sep 2018 – Jul 2026 |
| Turner '1201' O-9-17591 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Reagan | 15 | 387K | 1.22M | Apr 2011 – Jul 2026 |
| Maralo 41-32 Allocation 3201 O-10-47490 | XTO Energy Inc. only | Spraberry (Trend Area) | Midland | 1 | 290K | 818K | Jan 2016 – Jul 2026 |
| Wolf 81-TTT-B33 WF SA #201H O-10-53462 | Matador Production Company only | Phantom (Wolfcamp) | Loving | 1 | 268K | 1.13M | Jul 2019 – Jul 2026 |
| George Long B O-1-16177 | Alvarado 2014 LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 240K | 57.3K | Sep 2012 – Jul 2026 |
| Mipa NO Sleep 8201 O-10-62086 | U.S. Energy Development Corp only | Phantom (Wolfcamp) | Ward | 1 | 193K | 1.06M | Dec 2023 – Jul 2026 |
| Utl 0201D O-10-62140 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 186K | 650K | Jul 2024 – Jul 2026 |
| Utl 0201F O-10-62199 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 175K | 594K | Jul 2024 – Jul 2026 |
| Utl 0201A O-10-62254 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 174K | 613K | Jul 2024 – Jul 2026 |
| Utl 0201H O-10-62145 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 174K | 728K | Jul 2024 – Jul 2026 |
| Utl 0201J O-10-62357 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 174K | 737K | Jul 2024 – Jul 2026 |
| Utl 0201C O-10-62093 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 159K | 700K | Jul 2024 – Jul 2026 |
| Utl 0201B O-10-62139 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 159K | 462K | Jul 2024 – Jul 2026 |
| Elly May 20-32 3201 O-9-22816 | XTO Energy Inc. only | Spraberry (Trend Area) | Reagan | 1 | 157K | 508K | Jul 2024 – Jul 2026 |
| Utl 0201K O-10-62121 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 149K | 918K | Jul 2024 – Jul 2026 |
| Beck Unit O-1-15693 | Alvarado 2014 LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 148K | 50.1K | Dec 2011 – Jul 2026 |
| Utl 0201E O-10-62198 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 147K | 803K | Jul 2024 – Jul 2026 |
| Utl 0201G O-10-62200 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 134K | 797K | Jul 2024 – Jul 2026 |
| Utl 0201I O-10-62120 | Continental Resources, Inc. only | Phantom (Wolfcamp) | Ward | 1 | 130K | 639K | Jul 2024 – Jul 2026 |
| Blue Goose 201 O-14-9224 | Presidio Petroleum LLC only | Amarillo, North (Canyon Lime) | Potter | 2 | 103K | 98.8K | May 2014 – Jul 2026 |
| KH Sasser a Unit O-1-21466 | Alvarado 2014 LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 103K | 29.2K | Jul 2024 – Jul 2026 |
| Duval Ranch, Sec. #201, a/C 2 O-4-2113 | Southwest Royalties, Inc. only | Piedre Lumbre | — | 2 | 91K | 21 | Jan 1993 – Jul 2026 |
| University 201 F O-9-23392 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Reagan | 1 | 84.1K | 119K | Oct 2025 – Jul 2026 |
| Flores Unit O-1-15775 | Alvarado 2014 LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 81.8K | 61K | Oct 2011 – Jul 2026 |
| University 201 D O-9-23404 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Reagan | 1 | 77.9K | 177K | Oct 2025 – Jul 2026 |
| Morton O-8-32540 | Lkktx 2018, LLC only | S. L. C. (Tannehill) | Jones | 7 | 69.2K | 0 | Apr 2021 – Jul 2026 |
| KH Sasser B Unit O-1-21749 | Alvarado 2014 LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 67.3K | 20.2K | Mar 2025 – Jul 2026 |
| Cowan-McKinney -201- O-13-20023 | Hurricane Creek Gas Venture, L.L only | Archer County Regular | Archer | 14 | 23.3K | 21 | Jan 1993 – Jul 2026 |
| Duval Ranch Sec. 201 a/C #5 O-4-1189 | Southwest Royalties, Inc. only | Hagist Ranch ( Queen City Sand) | Duval | 2 | 14.7K | 21 | Jan 1993 – Mar 2013 |
| Howard O-8-32545 | Lkktx 2018, LLC only | S. L. C. (Tannehill) | Jones | 1 | 9.86K | 0 | Jun 2021 – Jul 2026 |
| H&tc Fee, Section 201 O-3-15295 | Beech Creek Disposal only | Jackson-Doty (Yegua -C- Lower) | Hardin | 1 | 7.93K | 44 | Jan 1993 – Apr 2015 |
| Kentucky 2015 O-10-37647 | Bright & Co. only | Ellwood Ranch (Ellenburger) | Sterling | 1 | 7.19K | 0 | Jun 2005 – Jun 2008 |
| Kentucky 2015 O-10-38640 | Wam Energy Corporation only | Jameson, North (Strawn) | Sterling | 1 | 1.08K | 0 | Nov 2000 – Nov 2011 |
| Mary Grace 201-202 Unit G-10-299508 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 691K | Feb 2025 – Jul 2026 |
| Mary Grace 201-202 Unit G-10-299509 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 745K | Mar 2025 – Jul 2026 |
| Josh 201-202 Unit G-10-299510 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 601K | Mar 2025 – Jul 2026 |
| Josh 201-202 Unit G-10-299662 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 717K | Apr 2025 – Jul 2026 |
| Mary Grace 201-202 Unit G-10-299915 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 747K | May 2025 – Jul 2026 |
| Gardendale 1201C G-10-301156 | Continental Resources, Inc. only | Emma (Barnett Shale) | Ector | 1 | 0 | 968K | Jan 2025 – Jul 2026 |
| Gardendale 1201A G-10-301176 | Continental Resources, Inc. only | Emma (Barnett Shale) | Ector | 1 | 0 | 927K | Nov 2024 – Jul 2026 |
| Gardendale 1201B G-10-301312 | Continental Resources, Inc. only | Emma (Barnett Shale) | Ector | 1 | 0 | 837K | Jan 2025 – Jul 2026 |
| Folk "201" G-11-241786 | Fasken Oil and Ranch, Ltd. only | Wildcat | Gaines | 1 | 0 | 0 | May 2007 – May 2011 |
| Blue Goose 201 SWD G-14-276164 | Edh Disposals LLC only | Bivins Ranch (Wolfcamp) | Potter | 1 | 0 | 0 | Jan 2015 – Jul 2026 |
| Kelln 'C' '201' G-14-282818 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 0 | 246K | Nov 2013 – Jul 2026 |
| Kelln 201/152 A G-14-301537 | Mewbourne Oil Company only | Lipscomb, S.E. (Cleveland) | Lipscomb | 1 | 0 | 0 | Jan 2026 – Jul 2026 |
| Mary Grace 201-202 Unit G-10-289515 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 3.11M | Jan 2020 – Jul 2026 |
| Mary Grace 201-202 Unit G-10-289387 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 0 | Jul 2019 – Jul 2026 |
| Davis 201-200-199 Unit G-10-289219 | Permian Resources Operating, LLC only | Phantom (Wolfcamp) | Ward | 1 | 0 | 4.36M | Oct 2019 – Jul 2026 |