| Brown 'C' G-14-154734 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 2.11K | 731K | May 1995 – Mar 2020 |
| Brent G-14-178129 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 2.03K | 128K | May 2000 – Mar 2021 |
| Brent G-14-154563 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.99K | 460K | Jun 1995 – May 2023 |
| Brown "A" G-14-175207 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.47K | 468K | Dec 1999 – Apr 2026 |
| Brown "C" G-14-178124 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.34K | 289K | Jun 2000 – Nov 2020 |
| Brown "A" G-14-177661 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.34K | 177K | May 2000 – Apr 2026 |
| Brown "C" G-14-174280 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.29K | 277K | Aug 1999 – Aug 2023 |
| Jester G-14-156566 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.07K | 645K | Oct 1995 – Jul 2025 |
| Brown G-14-156562 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.03K | 226K | Oct 1995 – Nov 2021 |
| Brown "A" G-14-154585 | Anadarko Petroleum Corporation only | Panhandle, West (Red Cave North) | Moore | 1 | 1.03K | 397K | Jun 1995 – Jul 2001 |
| Brown "B" G-14-155695 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 1.03K | 440K | Jul 1995 – Dec 2022 |
| Brown "B" G-14-177289 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 981 | 81.8K | May 2000 – Jul 2016 |
| Brent G-14-178192 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 815 | 83.3K | Jun 2000 – Feb 2024 |
| Brown "B" G-14-177654 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 668 | 161K | May 2000 – Sep 2025 |
| Brown "A" G-14-178126 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 655 | 97.2K | May 2000 – Jun 2023 |
| Thompson G-14-154565 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 640 | 235K | Jun 1995 – Apr 2026 |
| Thompson G-14-178282 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 610 | 289K | Jun 2000 – Dec 2025 |
| Brown "A" G-14-178125 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 607 | 222K | May 2000 – Mar 2026 |
| Brown "C" G-14-177735 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 585 | 643K | May 2000 – Apr 2026 |
| Brown "A" G-14-174279 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 575 | 180K | Aug 1999 – Feb 2026 |
| Thompson G-14-178184 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 537 | 140K | Jun 2000 – Apr 2023 |
| Thompson G-14-178128 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 519 | 111K | May 2000 – Feb 2022 |
| Thompson G-14-178186 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 499 | 124K | Jun 2000 – Sep 2017 |
| Brown "C" G-14-178123 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 462 | 443K | Jun 2000 – Apr 2026 |
| Brown "C" G-14-175049 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 458 | 343K | Nov 1999 – Apr 2026 |
| Thompson G-14-177732 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 390 | 259K | May 2000 – Apr 2026 |
| Brown "C" G-14-185767 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 373 | 210K | Sep 2001 – Apr 2026 |
| Jester G-14-175715 | Parallel Energy LP only | Panhandle, West (Red Cave North) | Moore | 1 | 348 | 26.2K | Jan 2000 – Nov 2011 |
| Brown "C" G-14-175090 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 297 | 256K | Nov 1999 – Nov 2022 |
| Brown "D" G-14-175592 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 262 | 121K | Jan 2000 – Feb 2021 |
| Brown "A" G-14-175088 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 214 | 246K | Nov 1999 – Mar 2018 |
| Brown "B" G-14-174326 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 206 | 269K | Sep 1999 – Feb 2024 |
| Brown "A" G-14-180521 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 194 | 168K | Nov 2000 – Apr 2026 |
| Brown "B" G-14-175598 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 192 | 593K | Dec 1999 – Jan 2026 |
| Sneed "A" G-14-178723 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 176 | 165K | Jul 2000 – Apr 2026 |
| Brown "C" G-14-177734 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 173 | 178K | May 2000 – Apr 2026 |
| Brown "B" G-14-177293 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 133 | 511K | May 2000 – Apr 2026 |
| Brent G-14-178714 | Anadarko Petroleum Corporation only | Panhandle, West (Red Cave North) | Moore | 1 | 116 | 1.14K | Aug 2000 – Aug 2001 |
| Brown 'D' G-14-155594 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 90 | 393K | Jul 1995 – Sep 2017 |
| Thompson G-14-178190 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 83 | 35.2K | Jul 2000 – Aug 2019 |
| Brown "B" G-14-174901 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 60 | 139K | Oct 1999 – Feb 2026 |
| Brown "A" G-14-177737 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 43 | 212K | May 2000 – Nov 2021 |
| Thompson G-14-177733 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 30 | 229K | May 2000 – Jul 2025 |
| Sneed "A" G-14-176060 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 23 | 114K | Dec 1999 – Apr 2026 |
| Sneed Estate G-14-180561 | Burk Royalty Co., Ltd. only | Panhandle, West (Red Cave North) | Moore | 1 | 15 | 320K | Nov 2000 – Apr 2026 |
| Sneed Estate B G-14-185883 | Burk Royalty Co., Ltd. only | Panhandle, West (Red Cave North) | Moore | 1 | 14 | 291K | Aug 2001 – Apr 2026 |
| Sneed "A" G-14-176059 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 12 | 70.5K | Dec 1999 – Dec 2019 |
| Sneed G-14-156948 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 4 | 200K | Dec 1995 – Apr 2026 |
| Coons, R.S. G-14-155827 | Burk Royalty Co., Ltd. only | Panhandle, West (Red Cave North) | Moore | 1 | 3 | 749K | Aug 1995 – Apr 2026 |
| Sneed "A" G-14-176058 | High River Res Operating, LLC only | Panhandle, West (Red Cave North) | Moore | 1 | 2 | 255K | Dec 1999 – Apr 2026 |