| Amacker Trust 18 O-9-5894 | R2Q Operating LLC only | Tippett (Leonard, Lower) | Crockett | 2 | 112K | 415K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust 'C' O-9-13725 | Epic Permian Operating, LLC only | Ozona (Canyon Sand, Oil) | Crockett | 1 | 24.6K | 280K | Dec 1994 – Jan 2021 |
| Kincaid, A. R. Trust 'C' G-9-136766 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 23.4K | 1.33M | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust 'D' G-9-143658 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 22.5K | 1.12M | Feb 1993 – Aug 2026 |
| Henderson Trust "NN" G-9-144200 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 21.9K | 890K | by Jan 1993 – Aug 2026 |
| Henderson Trust "NN" G-9-159757 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 21K | 555K | Aug 1996 – Aug 2026 |
| Amacker Trust 36 G-9-207336 | R2Q Operating LLC only | Tippett (Leonard, Lower) | Crockett | 1 | 20.8K | 314K | Oct 2004 – Aug 2026 |
| Kincaid, A. R. Trust G-9-91264 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 18.5K | 770K | by Jan 1993 – Aug 2026 |
| Amacker Trust 36 O-9-5486 | Chesapeake Operating, Inc. only | Tippett (Leonard, Lower) | Crockett | 1 | 17.6K | 367K | by Jan 1993 – Sep 2004 |
| Henderson Trust "NN" G-9-143882 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 17.5K | 1.27M | by Jan 1993 – Aug 2026 |
| Henderson Trust "NN" G-9-160699 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 17.5K | 597K | Oct 1996 – Aug 2026 |
| Kincaid, A. R. Trust "C" O-9-15837 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 3 | 17.3K | 208K | Sep 2005 – Aug 2026 |
| Kincaid, A. R. Trust -D- G-9-136853 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 16.3K | 1.01M | by Jan 1993 – Aug 2026 |
| Kincaid, A.R. Trust O-9-15360 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 2 | 15.8K | 346K | Apr 2002 – Aug 2026 |
| Kincaid, A. R. Trust 'D' G-9-144124 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 15.4K | 1.58M | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust G-9-143302 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 14.5K | 1.04M | by Jan 1993 – Aug 2026 |
| Henderson Trust "NN" G-9-152113 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 14.2K | 609K | Nov 1994 – Aug 2026 |
| Kincaid, A. R. Trust "D" G-9-138267 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 13.3K | 988K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust G-9-132616 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 13.2K | 1.17M | by Jan 1993 – Aug 2026 |
| Henderson Trust "OO" G-9-143876 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 12K | 804K | by Jan 1993 – Aug 2026 |
| Henderson Trust "NN" G-9-144806 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 11.7K | 546K | Mar 1993 – Aug 2026 |
| Kincaid, A. R. Trust 'C' G-9-150392 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 11.4K | 575K | Jul 1994 – Aug 2026 |
| Kincaid, A. R. Trust 'C' G-9-144023 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 11.1K | 648K | Feb 1993 – Aug 2026 |
| Kincaid, A. R. Trust G-9-143303 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 10.4K | 820K | by Jan 1993 – Aug 2026 |
| Henderson Trust G-9-144782 | Apache Corporation only | Howards Creek (Canyon) | Crockett | 1 | 10.2K | 1.41M | Apr 1993 – Jul 2026 |
| Kincaid, A.R. Trust 'D' G-9-147558 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 10.2K | 760K | Dec 1993 – Aug 2026 |
| Kincaid, A. R. Trust -D- G-9-142282 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 10.2K | 1.17M | by Jan 1993 – Aug 2026 |
| Henderson Trust "NN" O-9-13803 | Enron Oil & Gas Company only | Ozona (Canyon Sand, Oil) | Crockett | 1 | 10.1K | 128K | Dec 1994 – Jul 1996 |
| Kincaid, A. R. Trust 'C' G-9-163264 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 10.1K | 610K | May 1997 – Aug 2026 |
| Kincaid, A. R. Trust "B" G-9-142597 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 9.99K | 806K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust "B" G-9-49650 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 9.77K | 611K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust -D- G-9-136852 | Scout Energy Management LLC only | Davidson Ranch (Penn. 7890) | Crockett | 1 | 9.75K | 1.43M | by Jan 1993 – Jun 2025 |
| Henderson Trust "NN" G-9-158869 | Red Stag Operating, LLC only | Ozona (Canyon Sand) | Crockett | 1 | 9.64K | 530K | Jun 1995 – Aug 2026 |
| Kincaid, A. R. Trust G-9-183051 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 9.47K | 255K | May 2001 – Aug 2026 |
| Kincaid, A.R. Trust 'D' G-9-147559 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 9.38K | 619K | Dec 1993 – Aug 2026 |
| Kincaid, A. R. Trust G-9-142462 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 9.2K | 742K | by Jan 1993 – Aug 2026 |
| Henderson Trust "NN" G-9-154253 | Red Stag Operating, LLC only | Ozona, SW. (Strawn) | Crockett | 1 | 9.07K | 907K | Mar 1995 – Aug 2026 |
| Kincaid, A. R. Trust G-9-153289 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.92K | 756K | Jan 1995 – Aug 2026 |
| Kincaid, A. R. Trust 'C' G-9-133056 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.86K | 428K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust "B" G-9-142946 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.69K | 591K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust "B" G-9-147347 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.65K | 412K | Nov 1993 – Aug 2026 |
| Amacker-Trust 37 O-9-5728 | Apv McCamey LLC only | Tippett (Leonard, Lower) | Crockett | 1 | 8.48K | 123K | by Jan 1993 – Jan 2013 |
| Kincaid, A.R. Trust 'D' G-9-146430 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.33K | 450K | Aug 1993 – Aug 2026 |
| Kincaid, A.R. Trust "D" G-9-132960 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.31K | 952K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust G-9-87192 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.3K | 760K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust G-9-142948 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 8.04K | 728K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust 'C' G-9-37535 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 7.9K | 280K | by Jan 1993 – Aug 2026 |
| Kincaid, A.R. Trust 'D' G-9-149966 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 7.89K | 718K | Jun 1994 – Aug 2026 |
| Kincaid, A.R. Trust "D" G-9-132636 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 7.81K | 550K | by Jan 1993 – Aug 2026 |
| Kincaid, A. R. Trust "B" G-9-146427 | Scout Energy Management LLC only | Ozona, NE. (Canyon Sand) | Crockett | 1 | 7.66K | 630K | Aug 1993 – Aug 2026 |