| Oldham, Ida Mae, -D- O-10-16295 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 16 | 566K | 1.2M | Jan 1993 – Mar 2026 |
| Johnson, Fannie Mae O-8-27610 | Gunn Oil Company only | Katz (5100) | King | 5 | 494K | 118K | Jun 1995 – Jan 2014 |
| State Ella Mae Hall 57-T2-14 G-10-285108 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 491K | 2.81M | Mar 2018 – Apr 2026 |
| Johnson, Lyda Mae O-10-21686 | Momentum Energy Corporation only | Foster | Ector | 3 | 448K | 28.3K | Jan 1993 – Apr 2026 |
| State Ella Mae Hall 57-T2-14 G-10-278515 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 408K | 1.58M | May 2015 – Nov 2025 |
| Stella Mae O-3-27935 | Paleo Oil Company LLC only | Giddings (Austin Chalk-3) | Fayette | 2 | 405K | 1.81M | Oct 2021 – Mar 2026 |
| State Ella Mae Hall 57-T2-14 G-10-285394 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 401K | 1.93M | Mar 2018 – Apr 2026 |
| Oldham, Ida Mae, -C- O-10-16417 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 12 | 380K | 985K | Jan 1993 – Oct 2021 |
| State Ella Mae Hall 57-T2-14 G-10-285038 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 369K | 1.56M | Mar 2018 – Apr 2026 |
| Meadows, Effie Mae O-14-2169 | Texas Operating Partners LLC only | Hutch (Penn. 5650) | Hutchinson | 3 | 312K | 45K | Jan 1993 – Apr 2026 |
| State Ella Mae 57-T2-14X23 YC G-10-298812 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 310K | 1.45M | Dec 2024 – Apr 2026 |
| Eva Mae Unit O-3-16316 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 3 | 275K | 1.8M | Jan 1993 – Apr 2026 |
| Lonie Mae A O-3-28022 | Leexus Oil LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 266K | 874K | Dec 2022 – Apr 2026 |
| Oldham, Ida Mae, -B- O-10-16486 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 7 | 256K | 463K | Jan 1993 – Apr 2026 |
| State Ella Mae 57-T2-14X23 YA G-10-298969 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 248K | 1.17M | Dec 2024 – Apr 2026 |
| Arco-Maersk O-6-12753 | Mineral Technologies, Inc. only | Brookeland (Austin Chalk, 8800) | Sabine | 7 | 231K | 1.8M | Jan 1993 – Aug 2003 |
| Weaver, Mae O-10-50225 | Diamondback E&P LLC only | Spraberry (Trend Area) | Glasscock | 3 | 225K | 388K | Mar 2000 – Apr 2026 |
| Johnnie Mae Gas Unit G-3-158642 | Llewellin Operating Company, LLC only | Phase Four (9560 Yegua) | Wharton | 1 | 223K | 4.25M | Feb 1996 – Apr 2015 |
| State Ella Mae 57-T2-14X23 H G-10-298782 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 207K | 1.17M | Dec 2024 – Apr 2026 |
| State Ella Mae 57-T2-14X23 A G-10-298905 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 202K | 1.1M | Dec 2024 – Apr 2026 |
| State Ella Mae 57-T2-14X23 G G-10-298750 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 198K | 1.23M | Dec 2024 – Apr 2026 |
| State Ella Mae 57-T2-14X23 YB G-10-298748 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 194K | 910K | Dec 2024 – Apr 2026 |
| Johnson, Lyda Mae O-10-902 | Vision Natural Resources, LP only | Cowden, South | Ector | 6 | 186K | 111K | Jan 1993 – Apr 2026 |
| Birdie Mae 12 O-10-41436 | Crescent Energy Operating, LLC only | Garden City, S. (Wolfcamp) | Glasscock | 5 | 174K | 1.72M | Dec 2010 – Apr 2026 |
| Russell O-9-17241 | Sawyer Oil & Gas LLC only | Danny Mae (Lower Cisco "A") | Menard | 10 | 167K | 0 | Jul 2010 – Feb 2026 |
| Betty Mae Unit O-3-19767 | Browning Oil Company, Inc. only | Gini (Wilcox) | Fayette | 1 | 147K | 1.69M | Jan 1993 – Sep 2016 |
| State Ella Mae 57-T2-14X23 BB G-10-298968 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 146K | 1.49M | Dec 2024 – Apr 2026 |
| State Ella Mae 57-T2-14X23 BA G-10-298907 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 146K | 1.44M | Dec 2024 – Apr 2026 |
| Maestro O-10-54136 | Gordy Oil Company only | Wolfbone (Trend Area) | Pecos | 1 | 140K | 414K | Jan 2021 – Apr 2026 |
| State Ella Mae 57-T2-14X23 B G-10-298906 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 139K | 959K | Dec 2024 – Apr 2026 |
| Wright, Anna Mae et Al O-14-9594 | Mewbourne Oil Company only | Pan Petro (Cleveland) | Ochiltree | 1 | 138K | 1.28M | Dec 2017 – Apr 2026 |
| Oldham, Ida Mae, -E- O-10-16690 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 5 | 132K | 417K | Jan 1993 – Jul 2021 |
| Mae Sealy "A" O-6-13600 | TGNR Panola LLC only | Fairplay, NE. (Travis Peak) | Panola | 1 | 130K | 545K | Nov 1996 – Oct 2023 |
| Briden "2957" O-8-27961 | Petex only | Olive Mae (Caddo) | Stephens | 2 | 127K | 387K | Sep 1996 – Mar 2022 |
| State Ella Mae 57-T2-14X23 BH G-10-298810 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 126K | 1.45M | Dec 2024 – Apr 2026 |
| Ethelmae Unit O-3-21496 | Research Exploration, LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 125K | 1.17M | Jan 1993 – Aug 2009 |
| Garrett-Hittson Oil Unit O-8-28700 | Petex only | Olive Mae (Caddo) | Stephens | 1 | 119K | 242K | Oct 1999 – Apr 2026 |
| State Ella Mae 57-T2-14X23 BG G-10-298749 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 116K | 1.33M | Dec 2024 – Apr 2026 |
| Anna Mae Oil Unit O-4-12344 | Dewbre Petroleum Corporation only | Shepherd (5300) | Hidalgo | 1 | 111K | 3.81K | May 1994 – Apr 2002 |
| Espy "A" O-9-17559 | Sawyer Oil & Gas LLC only | Danny Mae (Lower Cisco "A") | Menard | 11 | 109K | 0 | Aug 2011 – Jan 2026 |
| Nada Mae 17 O-10-41005 | New Height Energy, LLC only | Spraberry (Trend Area) | Martin | 2 | 109K | 136K | Feb 2011 – Mar 2026 |
| Lonie Mae #1-H O-3-14106 | Leexus Oil LLC only | Giddings (Austin Chalk-3) | Lee | 2 | 104K | 234K | Jan 1993 – Apr 2026 |
| Dickson, Lillie Mae O-5-3635 | Wildfire Energy Operating LLC only | Ici (Georgetown) | Brazos | 1 | 103K | 35.8K | Jan 1998 – Jun 2025 |
| Mae-Urbanovsky O-3-18802 | Ginger Petroleum Company, Inc. only | Giddings (Austin Chalk-3) | Burleson | 1 | 98.1K | 649K | Jan 1993 – Oct 2017 |
| Claudia Mae O-9-9115 | Lavanco Energy, Ltd. only | Veribest, East (Strawn) | Tom Green | 2 | 95.4K | 14.3K | Jan 1993 – Mar 2016 |
| Compton, Don O-8-27728 | Petex only | Olive Mae (Caddo) | Stephens | 1 | 93.9K | 204K | Dec 1995 – Aug 2010 |
| Calla Mae O-9-13062 | Quail Ridge Petroleum LLC only | Arledge (Penn Sand) | Coke | 7 | 89.2K | 806K | Jan 1993 – Mar 2026 |
| Tuggle, Annie Mae -B- O-5-831 | HD Operating Co, LLC only | Ham Gossett, East | Kaufman | 3 | 83.4K | 1.81K | Jan 1993 – Jan 2026 |
| Williamson, Jessie Mae O-10-31654 | Baker Operating, Inc. only | G & W (Wolfcamp) | Ector | 1 | 80.6K | 125K | Jan 1993 – Apr 2026 |
| Lillie Mae Unit O-3-26345 | Progenies Operating LLC only | Giddings (Buda) | Fayette | 1 | 73.5K | 104K | Feb 2013 – Sep 2015 |