| Texana Shepherd G-6-215849 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 356K | 2.58M | Mar 2003 – Apr 2026 |
| Carter Shepherd G-6-296324 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 243K | 1.97M | Sep 2023 – Apr 2026 |
| Shepherd et Al G-6-215838 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 218K | 1.36M | Sep 2001 – Apr 2026 |
| Allar G-3-211961 | Arcadia Operating, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 175K | 3.19M | Sep 2005 – Apr 2026 |
| Cannon G-3-250669 | IV Standard, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 118K | 1.59M | May 2009 – Apr 2026 |
| Sanray G-3-250690 | IV Standard, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 91.2K | 2.31M | May 2009 – Apr 2026 |
| Ponderosa Ranch G-3-206591 | EOG Resources, Inc. only | Shepherds Mott (Rugeley Deep) | Matagorda | 1 | 79.3K | 969K | Oct 2004 – Oct 2014 |
| Nutt G-3-250896 | IV Standard, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 74.9K | 1.72M | Jun 2009 – Apr 2026 |
| Sanray G-3-212146 | Arcadia Operating, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 70.5K | 2.66M | Jul 2005 – Mar 2025 |
| Hood G-3-218919 | IV Standard, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 68.5K | 1.3M | Jul 2006 – Apr 2026 |
| Ogletree G-3-204356 | Arcadia Operating, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 56.1K | 1.95M | Aug 2004 – Sep 2019 |
| Hood G-3-199230 | Arcadia Operating, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 54K | 2.7M | Jan 2004 – May 2025 |
| Ogletree G-3-199229 | Arcadia Operating, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 45.7K | 1.69M | Jan 2004 – Sep 2014 |
| Texana Shepherd G-6-296835 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 45.2K | 333K | Jan 2024 – Apr 2026 |
| Allar G-3-206881 | IV Standard, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 39.9K | 2.58M | Jan 2005 – Jan 2026 |
| Ponderosa Ranch G-3-210744 | EOG Resources, Inc. only | Shepherds Mott (13,380) | Matagorda | 1 | 38.6K | 932K | Apr 2005 – Jan 2006 |
| Allar Deep G-3-259908 | IV Standard, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 27.6K | 725K | Sep 2010 – Mar 2026 |
| Ogletree G-3-285859 | IV Standard, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 22K | 1.17M | Feb 2018 – Apr 2026 |
| Shepherd G-3-288133 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk, Gas) | Washington | 1 | 18.5K | 4.91M | Mar 2019 – Mar 2026 |
| Shepherd-Star G-13-203317 | Southern Tejas Asset Group LLC only | Newark, East (Barnett Shale) | Wise | 1 | 12.9K | 1.53M | Jun 2004 – Apr 2026 |
| Meyerhoff, Emil H. G-4-151866 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Marks) | Hidalgo | 1 | 11.8K | 1.82M | Oct 1994 – Jul 1998 |
| Robertson Gas Unit G-4-200691 | Dewbre Petroleum Corporation only | Shepherd (L-2) | Hidalgo | 1 | 9.83K | 1.39M | Mar 2004 – Sep 2008 |
| Meyerhoff, Emil H. G-4-169965 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Bond) | Hidalgo | 1 | 7.21K | 649K | Aug 1998 – Apr 2000 |
| Choate G-3-290904 | Arcadia Operating, LLC only | Shepherd, E. (WX) | San Jacinto | 1 | 7.02K | 197K | Jul 2021 – Sep 2022 |
| Wessling G. U. G-4-139106 | Enron Oil & Gas Company only | Shepherd (Marks B) | Hidalgo | 1 | 5.77K | 839K | Jan 1993 – Jun 1995 |
| Elaine Shepherd G-13-285352 | Willowbend Investments, Inc. only | Shoshone (Middle Congl.) | Jack | 1 | 5.63K | 177K | Jun 2018 – Apr 2026 |
| Gregory Unit G-4-102784 | Miramar Petroleum, Inc. only | Shepherd, S. (Frio) | Hidalgo | 1 | 4.21K | 1.55M | Jan 1993 – Feb 1999 |
| Shepherd, W. J. Gas Unit G-13-167981 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 3.91K | 2.23M | Apr 1998 – Apr 2026 |
| Meyerhoff, Emil H. G-4-145463 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Mellinger) | Hidalgo | 1 | 3.42K | 655K | Jun 1993 – Jul 1998 |
| Wessling GU G-4-156144 | EOG Resources, Inc. only | Shepherd (Marks B) | Hidalgo | 1 | 3.18K | 396K | Aug 1995 – Jul 2007 |
| Godinez, F. B. G-4-14237 | Faulconer, Vernon E., Inc. only | Shepherd (Crutchfield) | Hidalgo | 1 | 2.51K | 350K | Jan 1993 – Jul 2004 |
| Shepherd, W. J. Gas Unit G-13-195540 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 1.73K | 2.27M | Apr 2003 – Apr 2026 |
| Ogletree G-3-280822 | Arcadia Operating, LLC only | Shepherd (WX Cons) | San Jacinto | 1 | 1.56K | 64.4K | Dec 2015 – Mar 2017 |
| Shepherd, Elaine G-13-278962 | Willowbend Investments, Inc. only | Shoshone (Middle Congl.) | Jack | 1 | 1.36K | 191K | Dec 2014 – Jun 2020 |
| Freeland G-4-99494 | Miramar Petroleum, Inc. only | Shepherd, S. (Frio) | Hidalgo | 1 | 1.27K | 478K | Jan 1993 – Feb 1996 |
| Shepherd, W. J. Gas Unit G-13-147132 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 1.18K | 1.94M | Sep 1993 – Apr 2026 |
| Meyerhoff, Emil H. G-4-159172 | Barrett Brothers Oil & Gas, Inc. only | Shepherd (Hackney Lake) | Hidalgo | 1 | 1.04K | 157K | Jun 1996 – Dec 1997 |
| Shepherd, W. J. Gas Unit G-13-174867 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 937 | 1.29M | Sep 1999 – Apr 2026 |
| Shepherd G-13-186299 | Excel Oil & Gas, Inc. only | Rusmag, SE. (Congl. 5300) | Wise | 1 | 900 | 265K | Nov 2001 – Oct 2008 |
| Meyerhoff, Emil H. G-4-150880 | Quisto Expl. & Production, L.C. only | Shepherd (Bond) | Hidalgo | 1 | 898 | 288K | Aug 1994 – Aug 1995 |
| Meyerhoff, Emil H. G-4-149883 | Quisto Energy Corp. only | Shepherd (L-2) | Hidalgo | 1 | 592 | 52.7K | May 1994 – Sep 1994 |
| Meyerhoff, Emil H. G-4-159054 | Quisto Expl. & Production, L.C. only | Shepherd (Crutchfield) | Hidalgo | 1 | 333 | 104K | May 1996 – Mar 1997 |
| Anna Mae Unit G-4-148346 | Dewbre Petroleum Corporation only | Shepherd (Elkins) | Hidalgo | 1 | 180 | 11.7K | Mar 1994 – Jun 1995 |
| Gregory Shallow Unit G-4-102680 | Miramar Petroleum, Inc. only | Shepherds (Frio 7400) | Hidalgo | 1 | 119 | 14.8K | May 1999 – Jun 2003 |
| Shepherd, W. J. Gas Unit G-13-224536 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 108 | 948K | Jul 2006 – Apr 2026 |
| McNear G-4-194659 | Square Mile Energy, L.L.C. only | Shepherd (L-2) | Hidalgo | 1 | 67 | 117K | Apr 2003 – Feb 2004 |
| Shepherd, Elaine G-13-217591 | Willowbend Investments, Inc. only | Shoshone (Middle Congl.) | Jack | 1 | 52 | 107K | Jun 2006 – Jul 2014 |
| Meyerhoff, Emil H. G-4-156743 | Quisto Expl. & Production, L.C. only | Shepherd (Marks B) | Hidalgo | 1 | 49 | 14.9K | Oct 1995 – Apr 1996 |
| Meyerhoff Unit G-4-64199 | Quisto Expl. & Production, L.C. only | Shepherd (6240 Stray) | Hidalgo | 1 | 33 | 1.23K | Jan 1993 – Mar 1993 |
| Shepherd, Walter G-13-86078 | Patton Exploration, Inc. only | Boonsville (Bend Congl., Gas) | Wise | 1 | 17 | 164K | Jan 1993 – Apr 2023 |