| V. T. Amacker 76 O-9-18241 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Upton | 2 | 26.6K | 300K | Oct 2012 – Aug 2026 |
| Cody -A- O-9-4218 | EOG Resources, Inc. only | Amacker-Tippett, S. (Bend) | Upton | 2 | 26.4K | 244K | by Jan 1993 – May 2015 |
| Windham, Elizabeth a/C 2 O-9-8739 | Southwest Royalties, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 25.9K | 20.1K | by Jan 1993 – May 1998 |
| Amacker, V. T. 106 G-9-18643 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 25.8K | 2M | Sep 1996 – Aug 2023 |
| Amacker O-9-5281 | WTG Exploration only | Tippett (Leonard, Lower) | Crockett | 3 | 25.8K | 687K | by Jan 1993 – Aug 2026 |
| Windham, R. S. "A" G-9-170457 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 24.9K | 1.5M | Jul 1998 – Jan 2018 |
| AMACKER22SE O-9-16368 | COG Operating LLC only | Spraberry (Trend Area) | Upton | 1 | 24.2K | 131K | Aug 2007 – Aug 2026 |
| Shirk, Mary K. O-9-5423 | Sandia Production Co., Inc. only | Amacker-Tippett, S. (Bend) | Upton | 1 | 24K | 47.4K | Feb 1993 – Jan 1998 |
| Hangar "B" O-9-15182 | CMS Oil and Gas Company only | Amacker-Tippett, E. (Devonian) | Upton | 1 | 23.9K | 260K | Sep 2001 – Mar 2002 |
| Windham, Elizabeth G-9-18649 | Southwest Royalties, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 23.5K | 2.76M | by Jan 1993 – Aug 2020 |
| Amacker, V. T. 62 G-9-32810 | Hunt Oil Company only | Amacker-Tippett (Devonian) | Upton | 1 | 23.3K | 2.17M | Feb 1993 – Mar 2013 |
| Windham, Elizabeth O-9-15794 | Southwest Royalties, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 23.2K | 695K | Jul 2005 – Aug 2026 |
| Amacker, V. T. -E- - Sec. 82 O-9-3018 | Hunt Oil Company only | Amacker-Tippett (Wolfcamp) | Upton | 1 | 22.8K | 172K | by Jan 1993 – Oct 2005 |
| Amacker, V. T. 63 O-9-10973 | Hunt Oil Company only | Amacker-Tippett (Devonian) | Upton | 1 | 22.5K | 652K | by Jan 1993 – Feb 2007 |
| Amacker, V. T. -106- O-9-12821 | Hunt Oil Company only | Amacker-Tippett (Fusselman) | Upton | 1 | 22.4K | 708K | by Jan 1993 – Apr 2005 |
| Janice B G-9-200647 | Summit Petroleum LLC only | Amacker-Tippett, SW (Wolfcamp) | Upton | 1 | 22.3K | 616K | Mar 2004 – Feb 2018 |
| Windham, R. S. "A" G-9-134832 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 22.1K | 4.61M | by Jan 1993 – May 2026 |
| Windham O-9-13229 | Summit Petroleum LLC only | Amacker-Tippett, SW (Strawn) | Upton | 1 | 22K | 71.1K | by Jan 1993 – May 1996 |
| Amacker, V. T. 106 G-9-181821 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 21.7K | 3.53M | Feb 2001 – Aug 2026 |
| Amacker -C- O-9-7884 | JM Cox Resources, L.P. only | Spraberry (Trend Area) | Upton | 1 | 21.7K | 95.9K | by Jan 1993 – Dec 2002 |
| Allen 44 G-9-194443 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 21.3K | 421K | Mar 2003 – Jul 2016 |
| Windham, Elizabeth G-9-150764 | Southwest Royalties, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 21K | 1.72M | Aug 1994 – Feb 2026 |
| Barnet-Amacker G-9-18648 | Southwest Royalties, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 20.9K | 4.35M | by Jan 1993 – Aug 2026 |
| Amacker Trust 36 G-9-207336 | R2Q Operating LLC only | Tippett (Leonard, Lower) | Crockett | 1 | 20.8K | 314K | Oct 2004 – Aug 2026 |
| Soppe G-9-142005 | Arco Permian only | Amacker-Tippett, Se(bend 10600) | Upton | 1 | 19.8K | 157K | by Jan 1993 – Mar 1994 |
| Amacker, V. T. 62 G-9-197395 | Hunt Oil Company only | Amacker-Tippett (Devonian) | Upton | 1 | 19.8K | 1.6M | Jul 2003 – Jul 2013 |
| Amacker-Halff "48" O-9-10524 | Atlas Operating LLC only | Spraberry (Trend Area CL. Fk.) | Upton | 3 | 19.6K | 56.4K | by Jan 1993 – Jun 2022 |
| Amacker, V. T. 106 G-9-142905 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 19.2K | 4.32M | by Jan 1993 – Aug 2026 |
| Windham, RS -B- a/C 2 G-9-207981 | Southwest Royalties, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 19.1K | 487K | Jan 2005 – Aug 2026 |
| Florence 16 O-9-15238 | Summit Petroleum LLC only | Amacker-Tippett, W. (Bend) | Upton | 1 | 19K | 575K | Jan 2002 – Aug 2026 |
| V. T. Amacker 106 O-9-18514 | Civitas Permian Operating, LLC only | Spraberry (Trend Area) | Upton | 1 | 19K | 411K | Dec 2012 – Aug 2026 |
| Amacker, V. T. 106 G-9-183963 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 18.1K | 3.52M | Jul 2001 – Aug 2026 |
| Barnet-Amacker O-9-15706 | Southwest Royalties, Inc. only | Amacker-Tippett (Strawn) | Upton | 1 | 17.7K | 298K | Mar 2005 – Apr 2015 |
| Amacker Trust 36 O-9-5486 | Chesapeake Operating, Inc. only | Tippett (Leonard, Lower) | Crockett | 1 | 17.6K | 367K | by Jan 1993 – Sep 2004 |
| Cody -B- O-9-4377 | EOG Resources, Inc. only | Amacker-Tippett, S. (Bend) | Upton | 2 | 17.3K | 27K | by Jan 1993 – Aug 2014 |
| Windham, R. S. "A" G-9-161093 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 17.1K | 1.31M | Sep 1996 – Jul 2019 |
| Kincaid G-9-148178 | Arco Permian only | Amacker-Tippett, Se(bend 10600) | Upton | 1 | 17K | 1.1M | Jan 1994 – Jan 1999 |
| Owens "6" O-9-13605 | Forest Oil Corporation only | Amacker-Tippett, Se(bend 10600) | Upton | 1 | 17K | 99.8K | Apr 1994 – Feb 2005 |
| AMACKER1SE O-9-16279 | COG Operating LLC only | Spraberry (Trend Area) | Upton | 1 | 16.9K | 79.8K | Jun 2007 – Nov 2014 |
| Windham, R. S. "A" G-9-163463 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 16.8K | 1.27M | Jun 1997 – May 2026 |
| Lane -B- O-9-6815 | EOG Resources, Inc. only | Amacker-Tippett, S (Devonian) | Upton | 1 | 16.4K | 202K | by Jan 1993 – Sep 2014 |
| Amacker, V. T. 105 G-9-185527 | Hunt Oil Company only | Amacker-Tippett (Devonian) | Upton | 1 | 15.9K | 2.25M | Oct 2001 – Sep 2014 |
| Amacker "89" G-9-204577 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 15.9K | 88.3K | May 2001 – Sep 2013 |
| Cody "A" O-9-10425 | EOG Resources, Inc. only | Amacker-Tippett, S. (Wolfcamp) | Upton | 1 | 15.9K | 251K | by Jan 1993 – Dec 2004 |
| V.T. Amacker 105 G-9-210941 | Civitas Permian Operating, LLC only | Amacker-Tippett (Devonian) | Upton | 1 | 15.4K | 2.24M | Jul 2005 – Feb 2024 |
| Kincaid G-9-213016 | Osborn Heirs Company only | Amacker-Tippett, S. (Wolfcamp) | Upton | 1 | 14.8K | 315K | Nov 2005 – Sep 2020 |
| Amacker, V. T. 106 G-9-18644 | Hunt Oil Company only | Amacker-Tippett (Devonian) | Upton | 1 | 14.2K | 1.63M | by Jan 1993 – May 2004 |
| Shirk, Mary K. O-9-9595 | Sandia Production Co., Inc. only | Amacker-Tippett, S. (Bend, Up.) | Upton | 2 | 14K | 32K | by Jan 1993 – Sep 1998 |
| Amacker, V. T. 105 O-9-5853 | Civitas Permian Operating, LLC only | Amacker-Tippett (Strawn) | Upton | 2 | 13.8K | 201K | Jun 1993 – Apr 1998 |
| Bloxom 47 O-9-17717 | EOG Resources, Inc. only | Amacker-Tippett (Devonian) | Upton | 1 | 13.5K | 69.2K | May 2011 – Aug 2026 |