| Hubberd O-1-16026 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 13 | 2.32M | 2.44M | Jul 2012 – Aug 2026 |
| Hubbard 26-35 O-10-51009 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 3 | 788K | 6.19M | Jun 2018 – Aug 2026 |
| Hubberd 'A' O-1-16016 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 3 | 528K | 598K | Jul 2012 – Aug 2026 |
| Hubberd, Mary C. -A- O-4-1573 | Hilcorp Energy Company only | Loma Novia | Duval | 16 | 381K | 111 | by Jan 1993 – May 2026 |
| Lasiter, Hubert -A- O-1-13233 | Oryx Energy Company only | Pearsall (Austin Chalk) | Zavala | 2 | 289K | 426K | by Jan 1993 – May 1997 |
| Hubbard Enterprises 57-T1-32 G-10-273718 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 273K | 4.2M | Dec 2013 – Aug 2026 |
| Huber-Lott O-11-67497 | Palmer Oil Properties only | Coulter (Spraberry) | Garza | 3 | 227K | 0 | Jan 1996 – Aug 2026 |
| Morley O-10-31253 | Greenlake Energy Operating, LLC only | Hubbard (Cherry Canyon) | Loving | 5 | 223K | 406K | by Jan 1993 – Jul 2019 |
| Hubbard a Unit G-1-297224 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 221K | 458K | Apr 2015 – Aug 2026 |
| Hubbard B Unit G-1-297225 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 220K | 479K | Apr 2015 – Aug 2026 |
| Shubert O-6-15841 | Valence Operating Company only | Girlie Caldwell (Goodland LM) | Smith | 1 | 213K | 97.2K | Oct 2021 – Aug 2026 |
| Stone-Schuble A O-1-19706 | Repsol Oil & Gas USA, LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 210K | 175K | Jan 2018 – Jul 2026 |
| Hubbard a Unit G-1-297222 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 195K | 495K | Apr 2015 – Aug 2026 |
| Hubberd G-1-298041 | Trinity Operating (Usg), LLC only | Eagleville (Eagle Ford-1) | McMullen | 1 | 181K | 233K | May 2014 – Aug 2026 |
| Hubbard a Unit G-1-297792 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 174K | 951K | Feb 2013 – Aug 2026 |
| Hubbard C Unit G-1-297795 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 160K | 1.15M | Feb 2013 – Aug 2026 |
| Hubbert Unit O-2-10668 | EOG Resources, Inc. only | Eagleville (Eagle Ford-2) | Karnes | 1 | 159K | 108K | Sep 2013 – Aug 2026 |
| Leggio-Schubert O-3-21898 | Proline Energy Resources Inc only | Caldwell (Austin Chalk) | Burleson | 4 | 146K | 1.54M | by Jan 1993 – May 2022 |
| Hubbard, O.J. O-10-33003 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 3 | 146K | 409K | by Jan 1993 – Jun 2021 |
| Schubert O-3-27430 | Wildfire Energy Operating LLC only | Giddings (Eagleford) | Burleson | 1 | 144K | 112K | Apr 2018 – Jul 2026 |
| Hayden-Hubbard (Moran Sand) Unit O-8-11802 | Momentum Operating Co., Inc. only | Shackelford County Regular | Shackelford | 8 | 134K | 51.3K | by Jan 1993 – Aug 2026 |
| Schubert Unit G-1-294139 | Gulftex Energy, LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 133K | 732K | Sep 2022 – Jul 2026 |
| Hubbard 3 O-11-69931 | Tacoma Operating LLC only | Luck-Pot (Fusselman) | Borden | 3 | 131K | 47K | Aug 2012 – Aug 2026 |
| Dorothy White O-10-27749 | Wolf Energy, Inc. only | Hubbard (Cherry Canyon) | Loving | 2 | 121K | 598K | by Jan 1993 – Feb 2021 |
| Hubbard B Unit G-1-297793 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 116K | 1.13M | Feb 2013 – Aug 2026 |
| Huber Zav O-1-16595 | Exco Operating Company, LP only | Briscoe Ranch (Eagleford) | Zavala | 1 | 114K | 196K | Jul 2013 – Jul 2026 |
| Stone-Schuble O-1-18170 | Repsol Oil & Gas USA, LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 112K | 125K | Nov 2014 – Aug 2026 |
| Lasiter, Hubert -A- O-1-14248 | Hawthorn Energy Partners, LLC only | Pearsall (Austin Chalk) | Zavala | 5 | 112K | 0 | Mar 1999 – May 2022 |
| Hubbard O-8-28878 | Whiting Oil and Gas Corporation only | Spa (Miss. Reef) | Stephens | 2 | 95.8K | 233K | Aug 2000 – Jul 2025 |
| Huber-Harrison O-14-1743 | Burk Royalty Co., Ltd. only | Panhandle Hutchinson County Fld. | Hutchinson | 6 | 89.9K | 260K | by Jan 1993 – Aug 2026 |
| Hubert Stone 01 G-1-265976 | Crescent Energy Operating, LLC only | Hawkville (Eagleford Shale) | McMullen | 1 | 87.8K | 381K | Jun 2011 – Aug 2026 |
| Huber-University "47-21" O-9-9594 | Quatro Oil and Gas, Inc. only | Farmer (San Andres) | Crockett | 5 | 85.8K | 57.4K | by Jan 1993 – Aug 2026 |
| Hubbard, Mrs. Frances O-10-27638 | Wolf Energy, Inc. only | Hubbard (Cherry Canyon) | Loving | 2 | 80.8K | 371K | by Jan 1993 – Aug 2019 |
| Schubert O-4-11081 | Kebo Oil & Gas, Inc. only | Agua Dulce (6350 Sd.) | Nueces | 1 | 79K | 7.79K | by Jan 1993 – Aug 2026 |
| Loving Fee -87- O-10-31347 | Greenlake Energy Operating, LLC only | Hubbard (Cherry Canyon) | Loving | 3 | 75K | 130K | by Jan 1993 – Dec 2019 |
| Hubbard Ranch G-1-271051 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 72.9K | 584K | Mar 2013 – Aug 2026 |
| Hubbard "A" O-8-28911 | Whiting Oil and Gas Corporation only | Cliff Hanger (Miss) | Stephens | 1 | 71.9K | 330K | Nov 2000 – Aug 2026 |
| Hubert Unit G-3-149508 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 1 | 71.2K | 3.24M | Mar 1994 – Jan 2015 |
| Schubert-Hemple Unit O-3-21074 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 70.2K | 447K | by Jan 1993 – Aug 2026 |
| Chubbs 996 O-14-8751 | Presidio Petroleum LLC only | Kiowa Creek (Marmaton) | Lipscomb | 1 | 69.7K | 498K | Mar 2012 – Aug 2026 |
| Hubbard Ranch G-1-270436 | Verdun Oil & Gas LLC only | Hawkville (Eagleford Shale) | La Salle | 1 | 67.5K | 560K | Mar 2013 – Aug 2026 |
| Hubbard '24' O-10-43389 | Diamondback E&P LLC only | Spraberry (Trend Area) | Glasscock | 2 | 67.4K | 424K | Nov 2012 – Aug 2026 |
| Schubert, A. H. O-1-1102 | Texas Petroleum Investment Co. only | Luling-Branyon | Guadalupe | 4 | 64.6K | 47 | by Jan 1993 – Aug 2026 |
| McElvain -A- O-10-31200 | Greenlake Energy Operating, LLC only | Hubbard (Cherry Canyon) | Loving | 2 | 61K | 161K | by Jan 1993 – Dec 2019 |
| Wheat Ramsey -A- O-10-29068 | Powderhorn Operating, LLC only | Hubbard (Cherry Canyon) | Loving | 1 | 60.6K | 341K | by Jan 1993 – Apr 2025 |
| Hubberd, Mary C. -B- O-4-1537 | Hilcorp Energy Company only | Loma Novia | Duval | 10 | 59.5K | 111 | by Jan 1993 – Aug 2023 |
| Schubert-Hobratschk Unit O-3-21127 | Rme Petroleum Company only | Giddings (Austin Chalk-3) | Fayette | 1 | 53.7K | 372K | by Jan 1993 – Sep 1999 |
| Hubbard "18-B" O-10-37193 | Diamondback E&P LLC only | Spraberry (Trend Area) | Glasscock | 2 | 53K | 235K | Sep 2003 – Feb 2026 |
| Hubach, H. O. O-9-12914 | B & G Energy Corporation only | Hubach (Goen) | Runnels | 1 | 51.5K | 18.6K | by Jan 1993 – Mar 2011 |
| Marmaduke O-10-28708 | Wolf Energy, Inc. only | Hubbard (Cherry Canyon) | Reeves | 2 | 51.2K | 39.3K | by Jan 1993 – Feb 2020 |