| Palafox Exploration Co. -17- G-4-170545 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 1.12K | 971K | Sep 1998 – Jan 2026 |
| Palafox Exploration Co. -17- G-4-171674 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 1K | 1.23M | Dec 1998 – Feb 2026 |
| Palafox Exploration Co. 2292 G-4-235897 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 861 | 459K | Jan 2008 – Mar 2025 |
| Palafox Exploration Co. 2292 G-4-247388 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 723 | 522K | Dec 2008 – May 2024 |
| Palafox Exploration Co. 110 G-4-235040 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 699 | 442K | Dec 2007 – May 2026 |
| Palafox Exploration Co. 2292 G-4-241740 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 688 | 356K | May 2008 – Mar 2025 |
| Palafox Exploration Co. -17- G-4-173771 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 600 | 754K | Jun 1999 – Jan 2026 |
| Palafox Exploration Co. -17- G-4-173915 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 584 | 782K | Jul 1999 – Jan 2026 |
| Palafox Exploration Co. -22- G-4-173770 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 584 | 742K | Jun 1999 – Jan 2026 |
| Palafox Exploration Co. -22- G-4-172850 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 456 | 634K | Dec 1998 – Jan 2026 |
| Palafox Exploration Co. -17- G-4-173078 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 448 | 1.09M | Apr 1999 – Feb 2026 |
| Palafox Exploration Co. -9- G-4-173196 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 391 | 637K | Apr 1999 – Jan 2026 |
| Palafox Exploration Co. -22- G-4-170564 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 322 | 680K | Sep 1998 – Jan 2026 |
| Palafox Exploration Co. 2182 G-4-247387 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 309 | 755K | Dec 2008 – Feb 2025 |
| Palafox Exploration Co. 2292 G-4-236512 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 235 | 123K | Feb 2008 – Aug 2026 |
| Palafox Exploration Co. 2292 G-4-247280 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 224 | 491K | Mar 2009 – Feb 2025 |
| Palafox Exploration Co. 2182 G-4-235512 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 187 | 362K | Nov 2007 – Feb 2025 |
| Palafox Exploration Co. -15- G-4-179503 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 177 | 157K | Sep 2000 – Jun 2011 |
| Palafox Exploration Co. -22- G-4-180000 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 173 | 503K | Sep 2000 – Jan 2026 |
| Palafox Exploration Co. 2292 G-4-241738 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 171 | 187K | May 2008 – May 2024 |
| Palafox Exploration Co. 2182 G-4-241928 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 138 | 242K | Jun 2008 – Apr 2024 |
| Palafox Exploration Co. -22- G-4-179999 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 134 | 442K | Aug 2000 – Jan 2026 |
| Palafox Exploration Co. -20B- G-4-172822 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 127 | 163K | Feb 1999 – Jul 2014 |
| Palafox Exploration Co. -20A- G-4-173079 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 124 | 247K | Apr 1999 – Jan 2017 |
| Palafox Exploration Co. -22- G-4-179505 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 95 | 1.16M | Sep 2000 – Jan 2026 |
| Palafox Exploration Co. 2182 G-4-241011 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 92 | 202K | Mar 2008 – Apr 2024 |
| Palafox Exploration Co. -15- G-4-182657 | Fasken Oil and Ranch, Ltd. only | Gold River, North (Olmos) | Webb | 1 | 86 | 150K | Nov 2000 – Jul 2016 |
| Palafox Exploration Co. 876 G-4-232770 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 84 | 204K | Oct 2007 – May 2024 |
| Palafox Exploration Co. 876 G-4-234831 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 81 | 374K | Nov 2007 – Feb 2025 |
| Palafox Exploration Co. G-4-232778 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 71 | 227K | Sep 2007 – May 2024 |
| Palafox Exploration Co. 2182 G-4-248487 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 65 | 266K | Mar 2009 – Nov 2024 |
| Palafox Exploration Co. 2292 G-4-53464 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 61 | 291K | by Jan 1993 – Dec 2025 |
| Palafox Exploration Co. G-4-234827 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 44 | 186K | Oct 2007 – May 2026 |
| Palafox Exploration Co. 2182 G-4-237478 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 33 | 168K | Jan 2008 – May 2024 |
| Palafox Exploration Co. 2182 G-4-235042 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 25 | 182K | Nov 2007 – Apr 2024 |
| Palafox Exploration Co. 2182 G-4-242097 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 24 | 347K | Jul 2008 – Feb 2025 |
| Palafox Exploration Co. 109 G-4-242198 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 17 | 176K | Jul 2008 – Aug 2026 |
| Palafox Exploration Co. 876 G-4-247420 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 13 | 242K | Oct 2008 – Feb 2025 |
| Palafox Exploration Co. 876 G-4-236431 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 9 | 94.4K | Jan 2008 – Feb 2025 |
| VT Palafox Exploration Co. G-4-238468 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 8 | 90.6K | Jun 2008 – Aug 2026 |
| Palafox Exploration Co. 2182 G-4-241609 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 8 | 356K | Apr 2008 – Aug 2026 |
| Palafox Exploration Co. 2182 G-4-248283 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 7 | 187K | Dec 2008 – Feb 2025 |
| VT Palafox Exploration Co. A G-4-214148 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 7 | 350K | Nov 2005 – Aug 2026 |
| Palafox Exploration Co. 2182 G-4-240289 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 6 | 181K | Dec 2007 – Feb 2025 |
| VT Palafox Exploration Co. A G-4-81040 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 6 | 85.1K | by Jan 1993 – Mar 2026 |
| Palafox Exploration Co. "A" G-4-80429 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 1 | 269K | by Jan 1993 – Aug 2026 |
| Palafox Exploration Co. G-4-71428 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 1 | 366K | by Jan 1993 – May 2024 |
| VT Palafox Exploration Co. "A" G-4-81538 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 0 | 51.2K | by Jan 1993 – Aug 2026 |
| VT Palafox Exploration Co. A G-4-221243 | Lewis Petro Properties, Inc. only | Las Tiendas (Olmos) | Webb | 1 | 0 | 174K | Jul 2006 – Aug 2026 |
| VT Palafox Exploration Co. A G-4-211917 | Lewis Petro Properties, Inc. only | Wildcat | Webb | 1 | 0 | 0 | — |