| Vagrant 38 Fee Unit G-10-281249 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 1.77M | 15.8M | Sep 2016 – Apr 2026 |
| Vagrant 38 Fee Unit G-10-288281 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 818K | 4.33M | Oct 2018 – Apr 2026 |
| Foolish Pleasure 6 Fee Unit C G-10-288651 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 665K | 5.92M | Oct 2019 – Apr 2026 |
| Donerail 8 Fee Unit G-10-289476 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 543K | 4.8M | Dec 2019 – Apr 2026 |
| Donerail 8 Fee Unit C G-10-289477 | Coterra Energy Operating Co. only | Derby (Bone Spring) | Culberson | 1 | 466K | 3.94M | Jan 2020 – Mar 2026 |
| Donerail 8 Fee Unit G-10-299362 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 384K | 3.04M | Dec 2024 – Apr 2026 |
| Vagrant 38 Fee Unit G-10-277900 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 367K | 1.92M | Apr 2015 – Apr 2026 |
| Arco Fee Unit A-924 G-6-158379 | Anadarko E&P Company LP only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 309K | 4.95M | Jan 1996 – Jun 2003 |
| Arco Fee Unit A-888 G-6-152511 | Rockstar Production, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 296K | 6.63M | Sep 1994 – Apr 2026 |
| Donerail 8 Fee Unit G-10-299374 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 274K | 1.92M | Nov 2024 – Apr 2026 |
| Arco Fee Unit A-121 G-6-151133 | Union Pacific Resources Company only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 254K | 2.6M | May 1994 – Mar 2000 |
| Donerail 8 Fee Unit G-10-299371 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 237K | 2.34M | Dec 2024 – Apr 2026 |
| Donerail 8 Fee Unit G-10-299363 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 227K | 1.65M | Nov 2024 – Feb 2026 |
| Donerail 8 Fee Unit G-10-299369 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 218K | 1.44M | Dec 2024 – Apr 2026 |
| Donerail 8 Fee Unit G-10-299372 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 217K | 2.02M | Dec 2024 – Apr 2026 |
| Vagrant 38 Fee Unit G-10-273294 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 187K | 3.22M | Oct 2013 – Apr 2026 |
| Arco Fee Unit A-312 G-6-156383 | Prize Exploration & Prod, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 176K | 2.94M | Apr 1995 – Nov 2017 |
| Donerail 8 Fee Unit G-10-299373 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 170K | 1.36M | Nov 2024 – Mar 2026 |
| Vagrant 38 Fee Unit G-10-301268 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 170K | 1.03M | Aug 2025 – Apr 2026 |
| Arco Fee Unit A-228 G-6-153489 | Enervest Operating, L.L.C. only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 163K | 2.16M | May 1994 – Nov 2001 |
| Vagrant 38 Fee Unit G-10-301239 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 156K | 1.01M | Aug 2025 – Apr 2026 |
| Arco Fee Unit A-241 G-6-152480 | Prize Exploration, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 145K | 3.06M | Sep 1994 – Mar 2022 |
| Vastar Fee Unit A-888 G-6-176601 | Rockstar Production, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 139K | 2.8M | Sep 1999 – Apr 2026 |
| Arco Fee Unit A-222 G-6-158017 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 136K | 1.71M | Jan 1996 – Dec 2009 |
| Vagrant 38 Fee Unit G-10-301137 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 131K | 549K | Aug 2025 – Apr 2026 |
| Arco Fee Unit A-210 G-6-151506 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 130K | 3.68M | Apr 1994 – Mar 2026 |
| Vagrant 38 Fee Unit G-10-301212 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 128K | 840K | Aug 2025 – Apr 2026 |
| Arco Fee Unit A-208 G-6-149501 | RKI Energy Resources, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 124K | 3.08M | Feb 1994 – Apr 2014 |
| Vagrant 38 Fee Unit G-10-301247 | Coterra Energy Operating Co. only | Ford, West (Wolfcamp) | Culberson | 1 | 123K | 547K | Aug 2025 – Apr 2026 |
| Vastar Fee Unit A-121 G-6-183208 | Rockstar Production, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 118K | 2.2M | May 2001 – Apr 2026 |
| Arco Fee Unit A-209 G-6-151808 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 109K | 4.57M | Jul 1994 – Mar 2026 |
| Arco Fee Unit A-232 G-6-163061 | Rockstar Production, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 105K | 2.02M | Dec 1996 – Apr 2026 |
| Arco Fee Unit G-6-147217 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Newton | 1 | 105K | 1.61M | Oct 1993 – Jan 2002 |
| Arco Fee Unit A-580 G-6-159394 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 90K | 3.31M | May 1996 – Apr 2015 |
| Arco - Fee Unit a - 243 G-6-152327 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 81.8K | 5.16M | Oct 1994 – Mar 2026 |
| Arco Fee Unit A-216 G-6-161032 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 74.9K | 2.98M | Jul 1996 – Aug 2023 |
| Arco Fee Unit A-580 G-6-245707 | Arcadia Energy Resources, LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 73.3K | 2.37M | Oct 2008 – Apr 2026 |
| Vastar Fee Unit A-109 G-6-189592 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 72.6K | 1.81M | Dec 2001 – Mar 2026 |
| Arco Fee Unit G-6-151014 | L.C.S. Production Company only | Brookeland (Austin Chalk, 8800) | San Augustine | 1 | 72.6K | 1.93M | Jun 1994 – Sep 2000 |
| Arco Fee Unit A-253 G-6-164325 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 71.7K | 2.02M | Oct 1996 – Aug 2025 |
| Arco Fee Unit A-920 G-6-153986 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 67K | 1.69M | Jul 1994 – Apr 2015 |
| Texasgulf, Inc. Fee Unit G-3-159406 | Texas Independent Explor., Inc. only | Old Ocean North (10150) | Brazoria | 1 | 59.3K | 321K | Mar 1996 – Dec 1997 |
| Donerail 8 Fee Unit G-10-299151 | Coterra Energy Operating Co. only | Derby (Bone Spring) | Culberson | 1 | 57.6K | 378K | Dec 2024 – Apr 2026 |
| Arco Fee Unit A-252 G-6-156391 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 56.9K | 3.87M | Jun 1995 – Mar 2026 |
| Donerail 8 Fee Unit G-10-299265 | Coterra Energy Operating Co. only | Derby (Bone Spring) | Culberson | 1 | 55.6K | 274K | Dec 2024 – Mar 2026 |
| Arco Fee Unit A-250 G-6-156987 | Rme Petroleum Company only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 51.1K | 1.33M | Sep 1995 – Apr 2001 |
| Vastar Fee Unit A-215 G-6-175042 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 50.2K | 2.37M | Aug 1999 – Jul 2005 |
| Vastar Fee Unit A-311 G-6-188760 | Bonfire Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 50.1K | 900K | Feb 2002 – Mar 2015 |
| Vastar Fee Unit A-15 G-6-184869 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 49.7K | 2.8M | Jul 2001 – Mar 2026 |
| Vastar Fee Unit A-229 G-6-182865 | Rme Petroleum Company only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 47K | 563K | Mar 2001 – Feb 2002 |