| Garrett-Snell Unit B 36-25 O-10-45242 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 9 | 2.47M | 7.3M | Aug 2014 – Jul 2026 |
| Holcomb 39-40 O-10-50238 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 4 | 1.76M | 3.4M | Mar 2018 – Jul 2026 |
| Altito B 32B Unit O-1-18339 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | LA Salle | 4 | 1.12M | 1.73M | Mar 2015 – Jul 2026 |
| Nessie Unit B 34-46 O-10-51707 | Surge Operating, LLC only | Spraberry (Trend Area) | Borden | 2 | 891K | 1.55M | Nov 2018 – Jul 2026 |
| TCB 39-34 O-10-50564 | Crescent Energy Operating, LLC only | Spraberry (Trend Area) | Howard | 3 | 819K | 828K | Apr 2018 – Jul 2026 |
| Pintail West B 31-30 O-10-55764 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 3 | 786K | 3.02M | Apr 2021 – Jul 2026 |
| Pixie Unit B 35-47 O-10-52135 | Surge Operating, LLC only | Spraberry (Trend Area) | Borden | 2 | 708K | 840K | Jan 2019 – Jul 2026 |
| Rab 34C O-9-21739 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Upton | 2 | 676K | 1.64M | Jun 2022 – Jul 2026 |
| Altito B 302C Unit O-1-18150 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | LA Salle | 4 | 661K | 1.09M | Oct 2014 – Jul 2026 |
| Orthrus Unit B 34-22 O-10-51360 | Surge Operating, LLC only | Spraberry (Trend Area) | Borden | 2 | 594K | 1.07M | Nov 2018 – Jul 2026 |
| Higginbotham Unit B 30-19 O-10-45667 | Surge Operating, LLC only | Spraberry (Trend Area) | Borden | 2 | 568K | 825K | May 2014 – Jul 2026 |
| Texaco 41-McMurry B 30 O-10-51947 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Martin | 2 | 541K | 1.37M | Mar 2019 – Jul 2026 |
| Rab 34E O-9-21730 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Upton | 1 | 515K | 846K | Jun 2022 – Jul 2026 |
| Altito B 302D Unit O-1-18749 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | LA Salle | 3 | 458K | 915K | Nov 2015 – Jul 2026 |
| XBC-XBC B 3A O-9-20828 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Upton | 1 | 427K | 1.51M | Dec 2019 – Jul 2026 |
| Shaq B 38-14 O-9-21283 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Upton | 2 | 420K | 656K | Mar 2021 – Jul 2026 |
| Rab 34D O-9-21740 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Upton | 1 | 404K | 735K | Jun 2022 – Jul 2026 |
| Holcomb 39-40 E O-10-53360 | Diamondback E&P LLC only | Spraberry (Trend Area) | Martin | 1 | 403K | 338K | Sep 2019 – Jul 2026 |
| Altito B 32A Unit O-1-17862 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | LA Salle | 2 | 378K | 592K | Jun 2014 – Jul 2026 |
| Rab 34B O-9-21712 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Upton | 1 | 327K | 635K | Jun 2022 – Jul 2026 |
| Tubb 39 O-10-42622 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 7 | 325K | 1.32M | Apr 2012 – Jul 2026 |
| May-Ryan Unit a-B 3H Psa O-2-11726 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 1 | 310K | 329K | Apr 2019 – Jul 2026 |
| The Bar B 30-19 O-10-55757 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 292K | 761K | Apr 2021 – Jul 2026 |
| Pronghorn B 34-166-165 WA O-10-59203 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Ward | 1 | 284K | 702K | Feb 2023 – Jul 2026 |
| Davidson B 34EE O-10-64656 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Midland | 1 | 265K | 501K | Aug 2025 – Jul 2026 |
| Davidson B 34F O-10-64657 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Midland | 1 | 263K | 288K | Aug 2025 – Jul 2026 |
| Tubb 34 O-10-39738 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 6 | 259K | 884K | Oct 2009 – Jul 2026 |
| Davidson B 34E O-10-64655 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Midland | 1 | 259K | 358K | Aug 2025 – Jul 2026 |
| Tubb 39F O-10-45857 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 1 | 246K | 588K | May 2014 – Jul 2026 |
| Tubb 39GG O-10-47480 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 1 | 236K | 628K | Aug 2015 – Jul 2026 |
| Shoshone B 34-166-165 TB O-10-59498 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Ward | 1 | 235K | 439K | Feb 2023 – Jul 2026 |
| Davidson B 34D O-10-64586 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Midland | 4 | 216K | 316K | Feb 2024 – Jul 2026 |
| Unicorn Unit B 37-04 O-10-50916 | Surge Operating, LLC only | Spraberry (Trend Area) | Borden | 2 | 213K | 146K | Jun 2018 – Jul 2026 |
| Brown Rfi B 3 O-3-27609 | Wildfire Energy Operating LLC only | Giddings (Eagleford) | Burleson | 1 | 180K | 112K | Jun 2019 – Jul 2026 |
| Tubb 39G O-10-47364 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 1 | 152K | 681K | Aug 2015 – Jul 2026 |
| Webb 393 O-11-62103 | McClure Oil Company, Inc. only | Brahaney | Yoakum | 2 | 124K | 29 | Jan 1993 – Jul 2026 |
| Rab 3 O-1-20756 | CML Exploration, LLC only | Pena Creek (Georgetown) | Dimmit | 1 | 124K | 505K | Aug 2022 – Jul 2026 |
| Miyagi B 38-35 O-10-63865 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 1 | 109K | 182K | Jun 2025 – Jul 2026 |
| UL Tiffany B 30-4 O-9-23118 | DE Central Operating, LLC only | Spraberry (Trend Area) | Reagan | 1 | 101K | 297K | Jun 2025 – Jul 2026 |
| University B 3-10 LB O-9-23042 | RP Operating, L.L.C. only | Spraberry (Trend Area) | Reagan | 1 | 88.9K | 188K | Nov 2024 – Jul 2026 |
| Vick Trust Unit B 3H (Allocation O-3-27199 | Wildfire Energy Operating LLC only | Madisonville, W. (Woodbine -A-) | Madison | 1 | 48.3K | 767K | Jan 2015 – Jul 2026 |
| Yoda B 39-34 O-10-64207 | Surge Operating, LLC only | Spraberry (Trend Area) | Howard | 1 | 41.2K | 81.5K | Jul 2025 – Jul 2026 |
| Webb 393B O-11-66343 | McClure Oil Company, Inc. only | Brahaney | Yoakum | 1 | 32.8K | 29 | Jan 1993 – Jul 2026 |
| University B 31-19 UB O-9-22983 | RP Operating, L.L.C. only | Spraberry (Trend Area) | Reagan | 1 | 31.4K | 75.8K | Aug 2024 – Jul 2026 |
| University B 38 O-10-44973 | Formentera Operations LLC only | Block 31 (Penn. 7620) | Crane | 2 | 26.8K | 105K | Sep 2013 – Jul 2026 |
| Cage-Briscoe B 338H Unit O-1-14986 | Newfield Exploration Company only | Comanche-Halsell (6500) | Maverick | 1 | 19.6K | 0 | Sep 2008 – Apr 2015 |
| Univ. a & B 33 O-10-11320 | Minihan Oil & Gas Ltd. only | Andrews, South (Wolfcamp) | — | 1 | 17.5K | 39.3K | Jan 1993 – Jun 2006 |
| Rocker B 33 O-9-11665 | Endeavor Energy Resources L.P. only | Spraberry (Trend Area) | Reagan | 1 | 8.03K | 33.8K | Jan 1993 – Mar 2004 |
| McPherson, J. B. O-10-20776 | Kneupper Oil, LLC only | McPherson (Tubb 3300) | — | 2 | 4.23K | 74 | Jan 1993 – Jul 2026 |
| EB 37 O-10-35198 | Costilla Energy, Inc. only | Talbot (Canyon) | Howard | 1 | 1.61K | 3.44K | Nov 1996 – Mar 1998 |