| Osborne G-6-215651 | Burk Royalty Co., Ltd. only | Brookeland (Austin Chalk, 8800) | Tyler | 1 | 246K | 2.23M | Oct 2004 – Apr 2026 |
| Lard Ranch-Osborne G-14-263812 | Unbridled Resources, LLC only | Lard Ranch (Granite Wash -C-) | Roberts | 1 | 103K | 1.88M | Oct 2011 – Apr 2026 |
| Born 1071 G-14-266502 | Unbridled Resources, LLC only | Kiowa Creek (Cleveland) | Lipscomb | 1 | 45K | 972K | Dec 2011 – Apr 2026 |
| Lard Ranch-Osborne G-14-246838 | Unbridled Resources, LLC only | Lard Ranch (Granite Wash -C-) | Roberts | 1 | 38.3K | 1.08M | Sep 2008 – Apr 2026 |
| Born G-14-267149 | FX Energy Operating, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 34.8K | 141K | Apr 2011 – Jan 2026 |
| Freeborn-Puma G-4-169535 | Slawson Exploration Company, Inc only | Lagarto Pasture (5400) | Jim Wells | 1 | 21.5K | 1.74M | Jul 1998 – Sep 2010 |
| Block, E. Heirs "B" G-4-167516 | Osborn,w.b. Oil & Gas Operations only | Sun, West (8800) | Starr | 1 | 18.6K | 309K | Mar 1998 – Dec 2021 |
| Wilborn Unit G-13-263688 | Bedrock Production, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 18.3K | 1.61M | Oct 2011 – Mar 2020 |
| East Block Heirs "B" G-4-163762 | Osborn,w.b. Oil & Gas Operations only | Sun, West (8800) | Starr | 1 | 16.1K | 261K | Jul 1997 – May 2011 |
| Kincaid G-9-213016 | Osborn Heirs Company only | Amacker-Tippett, S. (Wolfcamp) | Upton | 1 | 14.8K | 315K | Nov 2005 – Sep 2020 |
| Wilborn G-3-186383 | Rutherford Oil Corporation only | Robinson Lake (Miocene 8300) | Chambers | 1 | 14.8K | 538K | Jun 2001 – Oct 2003 |
| Marian Osborne 26 G-14-241472 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 14.4K | 1.13M | Jul 2008 – Apr 2026 |
| Lard Ranch-Osborne G-14-226434 | Chesapeake Operating, Inc. only | Lard Ranch (Granite Wash -C-) | Roberts | 1 | 13.6K | 245K | Dec 2006 – Aug 2007 |
| Osborne, Marion 26 G-14-177017 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 13.3K | 1.45M | Apr 2000 – Apr 2026 |
| Marian Osborn 26 G-14-233993 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 13.2K | 1.75M | Jan 2008 – Apr 2026 |
| Born, Victor et Al G-14-96823 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 12.5K | 1.48M | Jan 1993 – Mar 2026 |
| Lard Ranch-Osborne G-14-241282 | Unbridled Resources, LLC only | Lard Ranch (Granite Wash -C-) | Roberts | 1 | 11.8K | 224K | Aug 2008 – May 2012 |
| Osborne 35 G-14-216746 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 11.8K | 689K | Apr 2006 – Apr 2026 |
| Born, Alex et al -B- G-14-111112 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 11.4K | 1.3M | Jan 1993 – Mar 2026 |
| Osborne, Marian 26 G-14-202272 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 11.1K | 1.43M | May 2004 – Apr 2026 |
| Osborne, Mario 26 G-14-214020 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 10.7K | 886K | Jan 2006 – Sep 2022 |
| Born, Victor et Al G-14-204079 | Latigo Petroleum, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 10.7K | 1.69M | Apr 2004 – Mar 2026 |
| Born, Alex "F" G-14-155741 | Complete Oil & Gas Services, LLC only | Lipscomb (Douglas) | Lipscomb | 1 | 10.6K | 2.47M | Aug 1995 – Nov 2023 |
| Ramsey-Winborn Unit G-2-139537 | Chisholm Oil & Gas, LC only | Muy Bueno (2ND Massive) | Goliad | 1 | 10.2K | 339K | Jan 1993 – Apr 2007 |
| Osborne, Marion 26 G-14-215723 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 9.12K | 730K | Feb 2006 – Dec 2020 |
| Wilborn et al Gas Unit G-3-223941 | Crimson Exploration Oper., Inc. only | Robinson Lake (Frio 10,500) | Chambers | 1 | 8.99K | 313K | Aug 2006 – Jun 2007 |
| Hall-Osborne 66 G-14-247504 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 8.89K | 428K | Jul 2007 – Apr 2026 |
| Born 1071 G-14-259589 | Chesapeake Operating, Inc. only | Kiowa Creek (Cleveland) | Lipscomb | 1 | 8.76K | 87.4K | Aug 2010 – Sep 2010 |
| Marian Osborne 26 G-14-243903 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 8.47K | 533K | Aug 2008 – Apr 2026 |
| Osborne 35 G-14-223667 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 8.19K | 464K | Dec 2006 – Sep 2018 |
| Osborne G-6-94264 | SM Energy Company only | Carthage (Cotton Valley) | Panola | 1 | 7.56K | 611K | Jan 1993 – Sep 2013 |
| Osborne G-14-138273 | Cimarex Energy Co. of Colorado only | Shreikey, West (Albany Dolomite) | Roberts | 1 | 7.37K | 840K | Jan 1993 – Feb 2008 |
| Osborne, Marion 26 G-14-212800 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 7.2K | 727K | Sep 2005 – Apr 2026 |
| Osborne, Marian 26 G-14-226023 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 7.12K | 731K | Jan 2007 – Apr 2026 |
| Osborne, Marion 26 G-14-81024 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 7K | 831K | Jan 1993 – Apr 2026 |
| Traylor, Maude B. G-2-157650 | Prize Operating Company only | Kellers Bay, N. (Melborne) | Calhoun | 1 | 6.81K | 309K | Jan 1996 – Nov 1996 |
| Wilborn G-13-260656 | Eagleridge Operating, LLC only | Boonsville (Bend Congl., Gas) | Wise | 1 | 6.71K | 424K | Feb 2011 – Apr 2026 |
| Osborne G-6-230278 | Craton Operating LLC only | Carthage (Cotton Valley) | Panola | 1 | 6.16K | 459K | Jul 2007 – Aug 2023 |
| Osborn G-5-189502 | Diversified Production LLC only | Loper (Cotton Valley Lime) | Freestone | 1 | 6.08K | 3.15M | Jun 2002 – Apr 2026 |
| Born, Victor G-14-44148 | Complete Oil & Gas Services, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 5.97K | 1.15M | Jan 1993 – Mar 2019 |
| Claborn, V. M. G-13-258682 | BKV Barnett, LLC only | Newark, East (Barnett Shale) | Wise | 1 | 5.54K | 1.13M | Aug 2010 – Jan 2024 |
| Osborne, Marian 26 G-14-228879 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 5.4K | 606K | Apr 2006 – Apr 2026 |
| Born, Alex "F" G-14-184710 | Latigo Petroleum, LLC only | Bradford (Tonkawa) | Lipscomb | 1 | 5.02K | 1.85M | Jun 2001 – Mar 2026 |
| Marian Osborne 26 G-14-237507 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 4.91K | 653K | May 2008 – Apr 2026 |
| Osborn G-5-191143 | Diversified Production LLC only | Loper (Cotton Valley Lime) | Freestone | 1 | 4.76K | 1.37M | Oct 2002 – Apr 2026 |
| Osborne, Marian 26 G-14-227709 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 4.74K | 536K | Jan 2007 – May 2024 |
| Osborne 37 G-14-66881 | Bce-Mach III LLC only | Shreikey (Morrow) | Roberts | 1 | 4.7K | 1.15M | Jan 1993 – May 2015 |
| Marian Osborne 26 G-14-241471 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 4.62K | 933K | Aug 2008 – Apr 2026 |
| Born, Alex et Al G-14-156629 | Complete Oil & Gas Services, LLC only | Lipscomb (Cleveland) | Lipscomb | 1 | 4.6K | 1.39M | Oct 1995 – Sep 2021 |
| Hall-Osborne G-14-248219 | Bce-Mach III LLC only | Red Deer Creek (Granite Wash) | Roberts | 1 | 4.5K | 171K | Dec 2008 – Apr 2026 |