| 130701 | ULRICH | Weld County, CO | Oil & Gas Property | Jun 2025 |
| 130702 | ULRICH | Weld County, CO | Oil & Gas Property | Nov 2025 |
| 130703 | ULRICH A - WILLIAMS A SA 1 1H | Dewitt County, TX | Oil & Gas Property | Dec 2025 |
| 130704 | ULRICH PC I 17 | Weld County, CO | Oil & Gas Property | Feb 2018 |
| 130705 | ULS 4 | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130706 | ULS 4 | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130707 | ULS 5 | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130708 | ULS 5-9 UNIT | Andrews County, TX | Oil & Gas Property | Nov 2025 |
| 130709 | ULS 6-3 | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130710 | ULS A | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130711 | ULS B | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130712 | ULS CDU | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130713 | ULS CDU 4-1 | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130714 | ULSH | Edwards County, KS | Oil & Gas Property | Sep 2025 |
| 130715 | ULSH 'A' | Grant County, KS | Gas Property | Sep 2025 |
| 130716 | ULT 1 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130717 | ULT 3 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130718 | ULT 4 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130719 | ULT 5 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130720 | ULT 6 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130721 | ULT 7 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130722 | ULT 8 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130723 | ULT 9 | Uintah County, UT | Oil & Gas Property | Jan 2026 |
| 130724 | ULTIMATE WARRIOR | Lycoming County, PA | Gas Property | Jan 2026 |
| 130725 | ULTRA U A STATE | Chaves County, NM | Oil & Gas Property | Jan 2026 |
| 130726 | ULURU 35 FEDERAL | Eddy County, NM | Oil & Gas Property | Jan 2026 |
| 130727 | ULVESTAD | Midland County, TX | Oil & Gas Property | Dec 2025 |
| 130728 | ULVESTAD-BIRKHEAD E20 | Midland County, TX | Oil & Gas Property | Dec 2025 |
| 130729 | UMA UNIT | Hill County, TX | Oil & Gas Property | Dec 2025 |
| 130730 | UMANSKY | Alfalfa County, OK | Oil & Gas Property | Dec 2025 |
| 130731 | UMBACH | Grady County, OK | Oil & Gas Property | Dec 2025 |
| 130732 | UMBARGER | Neosho County, KS | Oil & Gas Property | Sep 2025 |
| 130733 | UMBARGER | Neosho County, KS | Gas Property | Sep 2025 |
| 130734 | UMBARGER | Wilson County, KS | Oil & Gas Property | Sep 2025 |
| 130735 | UMBARGER | Wilson County, KS | Oil & Gas Property | Aug 2025 |
| 130736 | UMBEHR | Riley County, KS | Oil Property | Sep 2025 |
| 130737 | UMBER 11-28-16 | Woods County, OK | Oil & Gas Property | Dec 2025 |
| 130738 | UMBERSON | Montague County, TX | Oil & Gas Property | Dec 2025 |
| 130739 | UMBERT PETRARCA | Indiana County, PA | Gas Property | Dec 2025 |
| 130740 | UMBRELLA POINT UNIT | Chambers County, TX | Oil & Gas Property | Jul 2013 |
| 130741 | UMBRIEL B | Lavaca County, TX | Oil & Gas Property | Dec 2025 |
| 130742 | UMCC 'A' | Meade County, KS | Oil Property | May 2024 |
| 130743 | UMIVERSITY BLOCK 46 | Crockett County, TX | Oil & Gas Property | Dec 2025 |
| 130744 | UMLANG-LEHMANN UNIT | Lee County, TX | Oil & Gas Property | Dec 2025 |
| 130745 | UMMEL | Ness County, KS | Oil Property | Aug 2015 |
| 130746 | UMMEL | Ness County, KS | Oil Property | Aug 2025 |
| 130747 | UMMEL | Ness County, KS | Oil Property | Jul 2025 |
| 130748 | UMMEL | Ness County, KS | Oil Property | Jul 2025 |
| 130749 | UMMEL | Ness County, KS | Oil Property | Aug 2025 |
| 130750 | UMSTEAD | Stafford County, KS | Oil Property | May 2025 |
| 130751 | UMSTED | Ouachita County, AR | Oil & Gas Property | Nov 2025 |
| 130752 | UMSTED | Union County, AR | Oil Property | Nov 2025 |
| 130753 | UNA FIFE | Creek County, OK | Oil Property | Oct 2025 |
| 130754 | UNA HYRAL | Johnson County, TX | Gas Property | Nov 2025 |
| 130755 | UNBRIDLED 36 | Culberson County, TX | Oil & Gas Property | Dec 2025 |
| 130756 | UNBRIDLED 5-8-10-7 | Canadian County, OK | Oil & Gas Property | Dec 2025 |
| 130757 | UNCLE BILL | Kingfisher County, OK | Oil & Gas Property | Dec 2025 |
| 130758 | UNCLE BILL 1 | Lipscomb County, TX | Oil & Gas Property | Dec 2025 |
| 130759 | UNCLE CECIL | Terrell County, TX | Oil & Gas Property | Dec 2025 |
| 130760 | UNCLE CHES 21 16 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 130761 | UNCLE CHES 21 16 FEDERAL COM 125H | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 130762 | UNCLE RICHARD STATE COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 130763 | UNCLE SAM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 130764 | UNCLE SAM 13 | Lea County, NM | Oil & Gas Property | May 2022 |
| 130765 | UNCOMPAGHRE STATE UNIT | Reeves County, TX | Oil & Gas Property | Dec 2025 |
| 130766 | UNDAUNTED BSD STATE COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 130767 | UNDER THE BRIDGE 452 | Yoakum County, TX | Oil & Gas Property | Dec 2025 |
| 130768 | UNDERDAHL | Pondera County, MT | Gas Property | Jun 2019 |
| 130769 | UNDERHILL | Weld County, CO | Oil & Gas Property | Dec 2025 |
| 130770 | UNDERHILL | Marshall County, OK | Oil Property | Aug 2024 |
| 130771 | UNDERHILL COAL | Clearfield County, PA | Gas Property | Dec 2023 |
| 130772 | UNDERWOOD | Harrison County, TX | Oil & Gas Property | Dec 2025 |
| 130773 | UNDERWOOD | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 130774 | UNDERWOOD | Tyler County, WV | Oil & Gas Property | Dec 2021 |
| 130775 | UNDERWOOD | Kearny County, KS | Gas Property | Sep 2025 |
| 130776 | UNDERWOOD | Caddo Parish, LA | Oil Property | Jan 2025 |
| 130777 | UNDERWOOD | McLean County, KY | Oil Property | Aug 2017 |
| 130778 | UNDERWOOD | Milam County, TX | Oil & Gas Property | Dec 2025 |
| 130779 | UNDERWOOD | Red River County, TX | Oil & Gas Property | Dec 2025 |
| 130780 | UNDERWOOD | Lincoln County, OK | Oil & Gas Property | Jan 2026 |
| 130781 | UNDERWOOD | Greenwood County, KS | Oil Property | Sep 2025 |
| 130782 | UNDERWOOD | Beaver County, OK | Oil & Gas Property | Oct 2018 |
| 130783 | UNDERWOOD | Barton County, KS | Oil Property | Aug 2025 |
| 130784 | UNDERWOOD | Ward County, TX | Oil & Gas Property | Dec 2025 |
| 130785 | UNDERWOOD | Beaver County, OK | Gas Property | Jan 2024 |
| 130786 | UNDERWOOD | Chautauqua County, KS | Oil Property | Sep 2025 |
| 130787 | UNDERWOOD | Campbell County, WY | Oil & Gas Property | Aug 2005 |
| 130788 | UNDERWOOD | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 130789 | UNDERWOOD | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 130790 | UNDERWOOD | Howard County, TX | Oil & Gas Property | Nov 2025 |
| 130791 | UNDERWOOD | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 130792 | UNDERWOOD | Winkler County, TX | Oil & Gas Property | Dec 2025 |
| 130793 | UNDERWOOD | Doddridge County, WV | Oil & Gas Property | Oct 2021 |
| 130794 | UNDERWOOD | Faulkner County, AR | Gas Property | Jul 2024 |
| 130795 | UNDERWOOD | Haskell County, OK | Gas Property | Dec 2025 |
| 130796 | UNDERWOOD | Perry County, OH | Oil & Gas Property | Dec 2024 |
| 130797 | UNDERWOOD 33-7-15 | La Plata County, CO | Gas Property | Dec 2025 |
| 130798 | UNDERWOOD A | Seward County, KS | Oil & Gas Property | Sep 2025 |
| 130799 | UNDERWOOD, CHARLES G | Doddridge County, WV | Gas Property | Dec 2021 |
| 130800 | UNDERWOOD, RALPH | Tyler County, WV | Gas Property | Dec 2021 |