| Stone, Bertie E. O-8-15758 | Mesa Ridge Holdings LLC | Coleman County Regular | 30 | 675K | 175K | Jan 1993 – Jul 2026 |
| Novice Unit O-8-10904 | Seven Cross Operating, LLC | Novice | 53 | 561K | 685K | Jan 1993 – Jul 2026 |
| Harris, J. W. O-8-829 | 500X Operating LLC | Coleman County Regular | 93 | 369K | 142 | Jan 1993 – Jul 2026 |
| Herring, Edgar O-8-16968 | Mesa Ridge Holdings LLC | Coleman County Regular | 15 | 327K | 301K | Jan 1993 – Jul 2026 |
| Graves "21-A" O-8-25318 | Craruth Energy Corporation | Ed and Patsy (Morris Sd.) | 12 | 309K | 829K | Jan 1993 – Jul 2026 |
| Naylor Jennings Sand Unit O-8-30915 | Scout Energy Management LLC | Naylor (Jennings Sand) | 21 | 262K | 137K | Nov 2011 – Jul 2026 |
| Lavelle-Smith Unit O-8-28847 | Pony Express Corporate Trust | Lake Coleman (Morris 2750) | 17 | 241K | 72.2K | Sep 2000 – Jul 2026 |
| Brewer O-8-12741 | JQL Energy, LLC | Santa Anna, E. (Marble Falls) | 17 | 196K | 10.1K | Jan 1993 – Jul 2026 |
| Goodson O-8-29193 | Koko Skadi, LLC | Novice | 14 | 184K | 572K | Sep 2002 – Jul 2026 |
| Graves O-8-26473 | Older Than Dirt LLC | W.R.C. (Morris) | 6 | 171K | 406K | Jan 1993 – Jul 2026 |
| Hemphill 83 O-8-31420 | Window Operating Co., The | Mary Opal (Gray Sand) | 8 | 145K | 563K | Feb 2014 – Jul 2026 |
| Polston O-8-23072 | Quail Well Service, Inc. | Novo-Allen (Morris) | 3 | 122K | 171K | Jan 1993 – Jul 2026 |
| Zeiske, J.C. Estate O-8-13579 | Johnson & Morris | Santa Anna, E. (Marble Falls) | 12 | 120K | 34.5K | Jan 1993 – Jul 2026 |
| Sealy Smith O-8-30208 | Sands Energy LLC | Window (Morris) | 5 | 105K | 170K | Aug 2008 – Jul 2026 |
| Adami Unit O-8-30666 | Sands Energy LLC | Window (Morris) | 9 | 92.2K | 219K | Mar 2011 – Jul 2026 |
| Day O-8-12587 | Eagle Capital Partners, LLC | Coleman County Regular | 14 | 85.8K | 7.35K | Jan 1993 – Jul 2026 |
| White, L. M. O-8-26212 | Koko Skadi, LLC | Novice | 1 | 76.9K | 409K | Jan 1993 – Jul 2026 |
| Summers, W. A. O-8-29913 | Atlas Operating LLC | Overall | 12 | 69.9K | 79.4K | Apr 2007 – Jul 2026 |
| Robert Paulson O-8-31156 | Seven Cross Operating, LLC | Coleman County Regular | 23 | 66.5K | 0 | Mar 2013 – Jul 2026 |
| Sealy-Smith O-8-29053 | Pony Express Corporate Trust | Emily (Ellenburger) | 1 | 66.1K | 152K | Oct 2001 – Jul 2026 |
| Grubbs "A" O-8-30451 | Premier Royalties, L.L.C. | Coleman County Regular | 28 | 64.1K | 0 | Sep 2009 – Jul 2026 |
| Grubbs "D" O-8-30461 | Premier Royalties, L.L.C. | Coleman County Regular | 12 | 63K | 0 | Sep 2009 – Jul 2026 |
| Taylor O-8-25958 | Koko Skadi, LLC | Novice | 3 | 60.4K | 348K | Jan 1993 – Jul 2026 |
| Zeiske O-8-31920 | JQL Energy, LLC | Santa Anna (Marble Falls) | 8 | 58.7K | 0 | Nov 2015 – Jul 2026 |
| Green O-8-28435 | Delray Oil, Inc. | Rachel (Gunsight) | 5 | 58.4K | 38.8K | Apr 1998 – Nov 2023 |
| Morris O-8-26518 | Seven Cross Operating, LLC | Novice | 3 | 56.9K | 131K | Jan 1993 – Jul 2026 |
| J.H.J.R. O-8-23784 | Premier Royalties, L.L.C. | Coleman County Regular | 24 | 56.3K | 51 | Jan 1993 – Jul 2026 |
| Coates O-8-28607 | Valley Petroleum Company | Whitley (Gray Sand) | 7 | 55.9K | 141K | Mar 1999 – Jul 2026 |
| Hale O-8-21203 | Trust Oil Co. | Grady Roberts (Gray) | 1 | 55.8K | 197K | Jan 1993 – Jul 2026 |
| Rae, George O-8-17715 | HGN Operating I, LLC | Mary Susan (Jennings Sand) | 2 | 55.7K | 434K | Jan 1993 – Jul 2026 |
| Campbell, B. F. O-8-1093 | Otex LLC | Dunham & Young | 11 | 55.4K | 20 | Jan 1993 – Jul 2026 |
| Zieske O-8-13444 | Johnson & Morris | Santa Anna, E. (Marble Falls) | 7 | 53.8K | 20 | Jan 1993 – Jul 2026 |
| Barnett Heirs O-8-27729 | Rayco Operating, Inc. | Novice, North (Gray) | 2 | 51.3K | 155K | Sep 1995 – Feb 2021 |
| Wilson O-8-26447 | Mission Energy Inc. | Ed and Patsy (Morris Sd.) | 3 | 48.2K | 120K | Jan 1993 – Jul 2026 |
| McDaniel, Guy A. O-8-15527 | Delray Oil, Inc. | Coleman County Regular | 4 | 46.6K | 449K | Jan 1993 – Oct 2020 |
| Stone, M.L. "A" O-8-22381 | Abilene American Energy, LLC | Coleman County Regular | 1 | 45.8K | 85.5K | Jan 1993 – Jul 2026 |
| Brookshier, R.G. "A" O-8-28097 | Delray Oil, Inc. | Rachel (Gunsight) | 2 | 45.7K | 32.8K | Jan 1997 – Apr 2023 |
| Brookshier, R. G. "B" O-8-28222 | Delray Oil, Inc. | Rachel (Gunsight) | 6 | 45.7K | 60.3K | Jul 1997 – Sep 2023 |
| Pearce, Bonnie Lou O-8-28220 | Delray Oil, Inc. | Rachel (Gunsight) | 2 | 45.3K | 47.3K | Jul 1997 – Jan 2021 |
| Nichols, M.L. O-8-1231 | S.B. Street Operating, Inc. | Novice | 2 | 44.5K | 139K | Jan 1993 – Jul 2026 |
| Renfroe-Featherston O-8-28492 | 3 S Production, Inc. | Hrubetz (Ellen) | 4 | 43.8K | 321K | Jul 1998 – Jul 2026 |
| Sansom, J. O-8-13601 | Leclair Operating, L.L.C. | Templeton, North (Gray) | 2 | 42.3K | 963K | Jan 1993 – Jul 2026 |
| Graves "B" O-8-25688 | Beverly Hillbilly Operating LLC | Ed and Patsy (Morris Sd.) | 6 | 42.1K | 97.7K | Jan 1993 – Jul 2026 |
| R. L. P. Investments O-8-28641 | Rayco Operating, Inc. | Whitley (Gray Sand) | 2 | 41.8K | 18.2K | Aug 1999 – Jul 2026 |
| Hemphill C O-8-22809 | Window Operating Co., The | Mary Opal (Gray Sand) | 1 | 41.7K | 49.8K | Jan 1993 – Jul 2026 |
| Duncan-Beavers, et al, Unit O-8-1127 | Sojourner Drilling Corporation | Glen Cove (Jennings) | 8 | 41.4K | 267K | Jan 1993 – Jul 2026 |
| Morris-Knox O-8-1007 | TCS Petroleum Co., LLC | Anzac (Morris) | 13 | 41.4K | 65.3K | Jan 1993 – Jul 2026 |
| Northwest Valera Unit O-8-32214 | Rolling Hills Oil & Gas, Inc | Warner (Gardner, Lower) | 9 | 41.3K | 0 | Dec 2017 – Jul 2026 |
| W. J. U. O-8-9012 | Continual Oil & Gas, Inc. | Whitley (Jennings Sand) | 7 | 38.2K | 220 | Jan 1993 – Jul 2026 |
| Sealy-Smith O-8-22781 | Sands Energy LLC | Callanan (Morris) | 1 | 36.3K | 29.1K | Jan 1993 – Jul 2026 |