| 4501 | STATE | Weld County, CO | Oil & Gas Property | Nov 2017 |
| 4502 | STATE | Las Animas County, CO | Gas Property | Aug 2025 |
| 4503 | STATE | Yuma County, CO | Gas Property | Jul 2025 |
| 4504 | STATE | Weld County, CO | Oil & Gas Property | May 2017 |
| 4505 | STATE | Weld County, CO | Oil & Gas Property | Oct 2023 |
| 4506 | STATE | Washington County, CO | Oil Property | Jul 2021 |
| 4507 | STATE | Lincoln County, CO | Oil Property | Jul 2007 |
| 4508 | STATE | Weld County, CO | Oil & Gas Property | Nov 2019 |
| 4509 | STATE | Weld County, CO | Oil & Gas Property | Jun 2024 |
| 4510 | STATE | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4511 | STATE | Weld County, CO | Oil & Gas Property | Apr 2017 |
| 4512 | STATE | Yuma County, CO | Gas Property | Jul 2025 |
| 4513 | STATE | Jackson County, CO | Oil Property | Jun 2022 |
| 4514 | STATE | Bent County, CO | Oil & Gas Property | Mar 2024 |
| 4515 | STATE | Logan County, CO | Oil & Gas Property | Jul 2025 |
| 4516 | STATE | Routt County, CO | Oil & Gas Property | Jan 2010 |
| 4517 | STATE | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4518 | STATE | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4519 | STATE | Yuma County, CO | Oil & Gas Property | Jul 2025 |
| 4520 | STATE | Yuma County, CO | Gas Property | Jul 2025 |
| 4521 | STATE | Weld County, CO | Oil & Gas Property | Apr 2019 |
| 4522 | STATE | Arapahoe County, CO | Oil & Gas Property | Jul 2025 |
| 4523 | STATE | Washington County, CO | Gas Property | Jul 2025 |
| 4524 | STATE | La Plata County, CO | Gas Property | Jul 2025 |
| 4525 | STATE | Weld County, CO | Oil & Gas Property | Sep 2015 |
| 4526 | STATE | Phillips County, CO | Gas Property | Sep 2023 |
| 4527 | STATE | Logan County, CO | Oil & Gas Property | Jul 2025 |
| 4528 | STATE | Weld County, CO | Oil & Gas Property | Oct 2018 |
| 4529 | STATE | Yuma County, CO | Gas Property | Jul 2025 |
| 4530 | STATE | La Plata County, CO | Gas Property | Jul 2025 |
| 4531 | STATE | Kiowa County, CO | Gas Property | Jul 2025 |
| 4532 | STATE | Yuma County, CO | Gas Property | Jul 2025 |
| 4533 | STATE | Weld County, CO | Oil & Gas Property | Feb 2021 |
| 4534 | STATE | San Miguel County, CO | Oil & Gas Property | Jul 2023 |
| 4535 | STATE | Logan County, CO | Oil & Gas Property | Aug 2009 |
| 4536 | STATE | Moffat County, CO | Oil & Gas Property | Sep 2024 |
| 4537 | STATE | Weld County, CO | Oil & Gas Property | Nov 2024 |
| 4538 | STATE | Logan County, CO | Oil & Gas Property | Apr 2025 |
| 4539 | STATE | Washington County, CO | Oil Property | Jul 2025 |
| 4540 | STATE | Moffat County, CO | Oil & Gas Property | Sep 2025 |
| 4541 | STATE | Yuma County, CO | Gas Property | Jul 2025 |
| 4542 | STATE | Weld County, CO | Oil & Gas Property | Apr 2018 |
| 4543 | STATE | Weld County, CO | Oil Property | Mar 2024 |
| 4544 | STATE | Washington County, CO | Oil Property | Aug 2006 |
| 4545 | STATE | Logan County, CO | Oil & Gas Property | May 2014 |
| 4546 | STATE | Washington County, CO | Oil Property | Aug 2025 |
| 4547 | STATE | Washington County, CO | Oil Property | Apr 2025 |
| 4548 | STATE | Weld County, CO | Oil & Gas Property | Jun 2022 |
| 4549 | STATE | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4550 | STATE | Washington County, CO | Oil Property | Jul 2025 |
| 4551 | STATE | Prowers County, CO | Oil & Gas Property | Apr 2024 |
| 4552 | STATE | Arapahoe County, CO | Oil Property | Jul 2025 |
| 4553 | STATE | Kiowa County, CO | Oil & Gas Property | May 2019 |
| 4554 | STATE 01-24 1 | La Plata County, CO | Gas Property | Jul 2025 |
| 4555 | STATE 1 | Adams County, CO | Oil & Gas Property | Sep 2018 |
| 4556 | STATE 16 | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4557 | STATE 16-1 | Weld County, CO | Oil & Gas Property | Sep 2019 |
| 4558 | STATE 36 | Weld County, CO | Oil & Gas Property | Mar 2017 |
| 4559 | STATE 36 | Yuma County, CO | Gas Property | Jul 2025 |
| 4560 | STATE 844-36 | Phillips County, CO | Gas Property | Sep 2023 |
| 4561 | STATE A | Adams County, CO | Oil & Gas Property | May 2018 |
| 4562 | STATE ANDERSON | Larimer County, CO | Oil & Gas Property | Jul 2025 |
| 4563 | STATE ANTELOPE | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4564 | STATE ANTELOPE | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4565 | STATE BIERSTADT 4-65 35-34 | Arapahoe County, CO | Oil & Gas Property | Jul 2025 |
| 4566 | STATE BOOTH 36 | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4567 | STATE C | La Plata County, CO | Gas Property | Jul 2025 |
| 4568 | STATE CD | La Plata County, CO | Gas Property | Jul 2025 |
| 4569 | STATE CF | La Plata County, CO | Gas Property | Jul 2025 |
| 4570 | STATE CROW VALLEY | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4571 | STATE DILLARD 16-2 | Weld County, CO | Oil & Gas Property | May 2013 |
| 4572 | STATE EHRLICH 36 | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4573 | STATE HARVARD 1H | Arapahoe County, CO | Oil & Gas Property | Jul 2025 |
| 4574 | STATE LA PLATA 5-65 13-1 | Arapahoe County, CO | Oil & Gas Property | Jun 2025 |
| 4575 | STATE LAND | Moffat County, CO | Oil & Gas Property | Jul 2025 |
| 4576 | STATE MASSIVE | Arapahoe County, CO | Oil & Gas Property | Jul 2025 |
| 4577 | STATE MZ | La Plata County, CO | Gas Property | Jul 2025 |
| 4578 | STATE NORTH PLATTE | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4579 | STATE OF CO | Arapahoe County, CO | Oil & Gas Property | Jul 2025 |
| 4580 | STATE OF CO | Adams County, CO | Oil & Gas Property | Sep 2018 |
| 4581 | STATE OF CO 1 | Adams County, CO | Oil & Gas Property | Apr 2023 |
| 4582 | STATE OF COLORADO | Weld County, CO | Oil & Gas Property | Jun 2004 |
| 4583 | STATE OF COLORADO | Yuma County, CO | Gas Property | Jul 2025 |
| 4584 | STATE OF COLORADO | Baca County, CO | Oil & Gas Property | Jan 2017 |
| 4585 | STATE OF COLORADO | Moffat County, CO | Oil & Gas Property | Aug 2013 |
| 4586 | STATE OF COLORADO | Adams County, CO | Oil & Gas Property | Mar 2016 |
| 4587 | STATE OF COLORADO A | Weld County, CO | Oil & Gas Property | Apr 2017 |
| 4588 | STATE OF COLORADO AB | Adams County, CO | Oil & Gas Property | Apr 2017 |
| 4589 | STATE OF COLORADO AM | Weld County, CO | Oil & Gas Property | May 2018 |
| 4590 | STATE OF COLORADO AS | Las Animas County, CO | Gas Property | Aug 2025 |
| 4591 | STATE OF COLORADO AT | Las Animas County, CO | Gas Property | Aug 2025 |
| 4592 | STATE OF COLORADO AV | La Plata County, CO | Gas Property | Jul 2025 |
| 4593 | STATE OF COLORADO AW | La Plata County, CO | Gas Property | Jul 2025 |
| 4594 | STATE OF COLORADO KP | Garfield County, CO | Oil & Gas Property | Jul 2025 |
| 4595 | STATE OF COLORADO P | Adams County, CO | Oil & Gas Property | Apr 2025 |
| 4596 | STATE PETERSON | Weld County, CO | Oil & Gas Property | Nov 2024 |
| 4597 | STATE PH FENRIR F16 16 | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4598 | STATE PIKES 4-65 36-31-32 | Arapahoe County, CO | Oil & Gas Property | Jul 2025 |
| 4599 | STATE PRONGHORN | Weld County, CO | Oil & Gas Property | Jul 2025 |
| 4600 | STATE SEVENTY HOLES | Weld County, CO | Oil & Gas Property | Jul 2025 |