| 128801 | UNIVERSITY SAN ANDRES UNIT | Andrews County, TX | Oil & Gas Property | Dec 2025 |
| 128802 | UNIVERSITY SOUTHERN MINERALS | Andrews County, TX | Oil & Gas Property | Feb 2026 |
| 128803 | UNIVERSITY TB(SHALLOW) UNIT A-1 | Andrews County, TX | Oil & Gas Property | Feb 2026 |
| 128804 | UNIVERSITY WADDELL DEVONIAN UNIT | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128805 | UNIVERSITY WEST | Tarrant County, TX | Gas Property | Feb 2026 |
| 128806 | UNIVERSITY/ENERGEN GRAYBURG UNIT | Andrews County, TX | Oil & Gas Property | Feb 2026 |
| 128807 | UNIVERSITYVINCENT | Upton County, TX | Oil & Gas Property | Feb 2026 |
| 128808 | UNIVJENNY | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128809 | UNIVKEISHA | Crockett County, TX | Oil & Gas Property | Feb 2026 |
| 128810 | UNIVKENNEDY | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128811 | UNIVKIMRA | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128812 | UNIVKRISTIN | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128813 | UNIVLINDSAY | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128814 | UNIVMICHELLE | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128815 | UNIVMISTY | Upton County, TX | Oil & Gas Property | Feb 2026 |
| 128816 | UNIVNATALIE | Andrews County, TX | Oil & Gas Property | Feb 2026 |
| 128817 | UNIVNICHOLE | Crockett County, TX | Oil & Gas Property | Feb 2026 |
| 128818 | UNIVSAMANTHA | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128819 | UNIVSHANNON | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128820 | UNIVSHERRY | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128821 | UNIVTARA | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 128822 | UNIVTAYLOR | Crane County, TX | Oil & Gas Property | Feb 2026 |
| 128823 | UNIVWANDA | Andrews County, TX | Oil & Gas Property | Dec 2023 |
| 128824 | UNKEL FEE | Crook County, WY | Oil Property | Jul 2011 |
| 128825 | UNKEL TRACT | Crook County, WY | Oil & Gas Property | Feb 2026 |
| 128826 | UNKNOWN | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 128827 | UNKNOWN | Floyd County, KY | Oil & Gas Property | Dec 2024 |
| 128828 | UNKNOWN | Owsley County, KY | Oil Property | Dec 2021 |
| 128829 | UNKNOWN | Lee County, KY | Oil Property | Dec 2020 |
| 128830 | UNKNOWN | Lawrence County, KY | Oil & Gas Property | Dec 2024 |
| 128831 | UNKNOWN | Boyd County, KY | Gas Property | Dec 2024 |
| 128832 | UNMESSIG | Leavenworth County, KS | Oil & Gas Property | Feb 1989 |
| 128833 | UNNAMED | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 128834 | UNNAMED | Los Angeles County, CA | Oil Property | Sep 1999 |
| 128835 | UNNAMED | Orange County, CA | Oil & Gas Property | Dec 2025 |
| 128836 | UNNI 21X-27B | Williams County, ND | Oil & Gas Property | Feb 2026 |
| 128837 | UNO NUMERO | Dawson County, TX | Oil & Gas Property | Feb 2026 |
| 128838 | UNO STATE | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 128839 | UNOCAL | Eddy County, NM | Oil Property | Apr 1998 |
| 128840 | UNOCAL | Garfield County, CO | Oil & Gas Property | Jan 2026 |
| 128841 | UNOCAL 940 | Garza County, TX | Oil & Gas Property | Feb 2026 |
| 128842 | UNOCAL AH U FEDERAL | Eddy County, NM | Oil & Gas Property | Apr 2022 |
| 128843 | UNOCAL-ENCANA | Garfield County, CO | Oil & Gas Property | Jan 2026 |
| 128844 | UNPSECIFIED | Fresno County, CA | Oil & Gas Property | Mar 2021 |
| 128845 | UNREIN | Kearny County, KS | Gas Property | Dec 2025 |
| 128846 | UNREIN | Kearny County, KS | Gas Property | Dec 2025 |
| 128847 | UNREIN | Kearny County, KS | Gas Property | Dec 2025 |
| 128848 | UNRUH | Kiowa County, KS | Oil & Gas Property | Dec 2025 |
| 128849 | UNRUH | Grady County, OK | Oil & Gas Property | Jan 2026 |
| 128850 | UNRUH | Upton County, TX | Oil & Gas Property | Feb 2026 |
| 128851 | UNRUH | Ochiltree County, TX | Oil & Gas Property | Feb 2026 |
| 128852 | UNRUH | Seward County, KS | Oil & Gas Property | Nov 2025 |
| 128853 | UNRUH | Marion County, KS | Oil & Gas Property | Jun 1997 |
| 128854 | UNRUH | McPherson County, KS | Oil & Gas Property | Dec 2024 |
| 128855 | UNRUH | Comanche County, KS | Oil & Gas Property | Dec 2025 |
| 128856 | UNRUH | Marion County, KS | Oil Property | Apr 2025 |
| 128857 | UNRUH | Pawnee County, KS | Oil & Gas Property | Nov 2018 |
| 128858 | UNRUH | Haskell County, KS | Oil & Gas Property | Dec 2025 |
| 128859 | UNRUH | Harper County, KS | Oil & Gas Property | Jan 2023 |
| 128860 | UNRUH | McPherson County, KS | Oil Property | Nov 2025 |
| 128861 | UNRUH | Kiowa County, KS | Oil & Gas Property | Apr 2016 |
| 128862 | UNRUH | Barton County, KS | Oil & Gas Property | Apr 2004 |
| 128863 | UNRUH | Kearny County, KS | Oil & Gas Property | Nov 2025 |
| 128864 | UNRUH | Stafford County, KS | Oil Property | Apr 2025 |
| 128865 | UNRUH 'H' | Kiowa County, KS | Oil & Gas Property | Oct 2023 |
| 128866 | UNRUH 17/8 PA | Custer County, OK | Oil & Gas Property | Jan 2026 |
| 128867 | UNSICKER | Pecos County, TX | Oil & Gas Property | Feb 2026 |
| 128868 | UNSPECIFIED | Fresno County, CA | Oil Property | May 1991 |
| 128869 | UNSPECIFIED | Kern County, CA | Oil Property | Jun 2007 |
| 128870 | UNSPECIFIED | Fresno County, CA | Oil & Gas Property | Jun 2025 |
| 128871 | UNSPECIFIED | Fresno County, CA | Oil & Gas Property | Mar 2026 |
| 128872 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128873 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128874 | UNSPECIFIED | Kings County, CA | Oil & Gas Property | Mar 2026 |
| 128875 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128876 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128877 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128878 | UNSPECIFIED | Fresno County, CA | Oil & Gas Property | Jun 2021 |
| 128879 | UNSPECIFIED | Ventura County, CA | Oil Property | Nov 1993 |
| 128880 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128881 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128882 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Dec 2025 |
| 128883 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128884 | UNSPECIFIED | Kings County, CA | Oil & Gas Property | Mar 2026 |
| 128885 | UNSPECIFIED | Kern County, CA | Oil Property | Mar 2026 |
| 128886 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128887 | UNSPECIFIED | Ventura County, CA | Oil & Gas Property | May 1996 |
| 128888 | UNSPECIFIED | San Benito County, CA | Oil & Gas Property | Jan 1989 |
| 128889 | UNSPECIFIED | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128890 | UNSPECIFIED | Los Angeles County, CA | Oil Property | Dec 2002 |
| 128891 | UNSPECIFIED 2 | Kern County, CA | Oil Property | Mar 2026 |
| 128892 | UNSPECIFIED 3 | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128893 | UNSPECIFIED 34 | Kern County, CA | Oil & Gas Property | Jul 2017 |
| 128894 | UNSPECIFIED WR | Kern County, CA | Oil & Gas Property | Mar 2026 |
| 128895 | UNTCH UNIT | Mahoning County, OH | Oil & Gas Property | Dec 2025 |
| 128896 | UNTERKIRCHER | Okfuskee County, OK | Oil & Gas Property | Oct 2025 |
| 128897 | UNUSSEE | Okfuskee County, OK | Oil & Gas Property | Feb 2026 |
| 128898 | UP AND L | Emery County, UT | Gas Property | Feb 2026 |
| 128899 | UPCHURCH | Clinton County, KY | Oil Property | Nov 2015 |
| 128900 | UPCHURCH | Grimes County, TX | Oil & Gas Property | Feb 2026 |