| 2901 | MAST M | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 2902 | MAST UNIT | Custer County, OK | Oil & Gas Property | Mar 2025 |
| 2903 | MASTEL 14-24TFH | Dunn County, ND | Oil & Gas Property | Apr 2025 |
| 2904 | MASTEN | Cochran County, TX | Oil & Gas Property | Mar 2025 |
| 2905 | MASTER FEDERAL COM | Lea County, NM | Oil & Gas Property | Mar 2025 |
| 2906 | MASTER SPLINTER | Washington County, PA | Gas Property | Mar 2025 |
| 2907 | MASTERBRAY | Fayette County, PA | Oil & Gas Property | Apr 2025 |
| 2908 | MASTERS | Pottawatomie County, OK | Oil Property | Mar 2025 |
| 2909 | MASTERS | Johnson County, TX | Oil & Gas Property | Mar 2025 |
| 2910 | MASTERS | Bexar County, TX | Oil & Gas Property | Mar 2025 |
| 2911 | MASTERS | Pittsburg County, OK | Gas Property | Mar 2025 |
| 2912 | MASTERS | Venango County, PA | Oil Property | Dec 2024 |
| 2913 | MASTERS | Garvin County, OK | Oil Property | Jan 2022 |
| 2914 | MASTERS | Garfield County, OK | Oil & Gas Property | Feb 2012 |
| 2915 | MASTERS HN MON | Harrison County, OH | Oil & Gas Property | Mar 2025 |
| 2916 | MASTERS UNIT | Howard County, TX | Oil & Gas Property | Mar 2025 |
| 2917 | MASTERSON | King County, TX | Oil & Gas Property | Feb 2025 |
| 2918 | MASTERSON | Pecos County, TX | Oil & Gas Property | Mar 2025 |
| 2919 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2001 |
| 2920 | MASTERSON | Morgan County, OH | Oil & Gas Property | Dec 2012 |
| 2921 | MASTERSON | Brazoria County, TX | Oil & Gas Property | Mar 2025 |
| 2922 | MASTERSON | Ottawa County, MI | Oil Property | May 2025 |
| 2923 | MASTERSON | Pecos County, TX | Oil & Gas Property | Mar 2025 |
| 2924 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2024 |
| 2925 | MASTERSON | Potter County, TX | Oil & Gas Property | Mar 2025 |
| 2926 | MASTERSON | Potter County, TX | Gas Property | Mar 2025 |
| 2927 | MASTERSON | Reagan County, TX | Oil & Gas Property | Oct 2023 |
| 2928 | MASTERSON | Brazoria County, TX | Oil Property | Feb 2025 |
| 2929 | MASTERSON | Potter County, TX | Oil & Gas Property | Mar 2025 |
| 2930 | MASTERSON 2 | Logan County, OK | Oil & Gas Property | Mar 2025 |
| 2931 | MASTERSON 37 | Sutton County, TX | Oil & Gas Property | Mar 2025 |
| 2932 | MASTERSON 87 | Potter County, TX | Oil & Gas Property | Feb 2025 |
| 2933 | MASTERSON IRR | Brazoria County, TX | Oil & Gas Property | Sep 2018 |
| 2934 | MASTERSON RED CAVE UNIT | Moore County, TX | Oil & Gas Property | Mar 2025 |
| 2935 | MASTIFF FEDERAL | Lea County, NM | Oil & Gas Property | Apr 2025 |
| 2936 | MASTODON | Tarrant County, TX | Gas Property | Mar 2025 |
| 2937 | MASTON | Coshocton County, OH | Oil & Gas Property | Dec 2024 |
| 2938 | MASTON 34-27 | McKenzie County, ND | Oil & Gas Property | Apr 2025 |
| 2939 | MASTRANGELO | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 2940 | MATA-THOMAS GU | Webb County, TX | Oil & Gas Property | Mar 2025 |
| 2941 | MATADOR | Richland County, MT | Oil & Gas Property | Mar 2025 |
| 2942 | MATADOR | Motley County, TX | Oil & Gas Property | Mar 2025 |
| 2943 | MATADOR | Pecos County, TX | Oil & Gas Property | Mar 2025 |
| 2944 | MATADOR 19 STATE | Lea County, NM | Oil Property | Mar 2025 |
| 2945 | MATADOR 2734-7H | Divide County, ND | Oil & Gas Property | Apr 2025 |
| 2946 | MATADOR 6-33 | Reeves County, TX | Oil & Gas Property | Mar 2025 |
| 2947 | MATADOR 646 | Yoakum County, TX | Oil & Gas Property | Feb 2025 |
| 2948 | MATADOR COWEY ORCA | Dewitt County, TX | Oil & Gas Property | Nov 2024 |
| 2949 | MATADOR DANYSH ORCA | Karnes County, TX | Oil & Gas Property | Mar 2025 |
| 2950 | MATADOR K. LOVE ORCA | Dewitt County, TX | Oil & Gas Property | Jun 2019 |
| 2951 | MATADOR MR NBL 30 | Noble County, OH | Oil & Gas Property | Mar 2025 |
| 2952 | MATADOR PAWELEK | Karnes County, TX | Oil & Gas Property | Mar 2025 |
| 2953 | MATADOR SICKENIUS | Karnes County, TX | Oil & Gas Property | Mar 2025 |
| 2954 | MATAWA MINING & DEV | Boone County, WV | Gas Property | Dec 2021 |
| 2955 | MATCEK | Burleson County, TX | Oil & Gas Property | Mar 2025 |
| 2956 | MATCEK-ONDRASEK UNIT | Burleson County, TX | Oil & Gas Property | Mar 2025 |
| 2957 | MATCHETT | Jones County, TX | Oil & Gas Property | Mar 2025 |
| 2958 | MATCHETT FARM 12122 | Washington County, PA | Gas Property | Mar 2025 |
| 2959 | MATCHLESS 28 | Martin County, TX | Oil & Gas Property | Mar 2025 |
| 2960 | MATECHA MARY | Jones County, TX | Oil & Gas Property | Mar 2025 |
| 2961 | MATEER | Armstrong County, PA | Gas Property | Dec 2024 |
| 2962 | MATEER/SBI | Armstrong County, PA | Gas Property | Dec 2024 |
| 2963 | MATEJEK 01 | Dewitt County, TX | Oil & Gas Property | Mar 2025 |
| 2964 | MATER | Stanton County, KS | Gas Property | Feb 2025 |
| 2965 | MATER GAS UNIT | Stanton County, KS | Gas Property | Feb 2025 |
| 2966 | MATERN | Los Angeles County, CA | Oil & Gas Property | Dec 2019 |
| 2967 | MATERN A | Morton County, KS | Gas Property | Feb 2025 |
| 2968 | MATHENEY ED | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 2969 | MATHENY | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 2970 | MATHENY | Washington County, OH | Oil & Gas Property | Dec 2024 |
| 2971 | MATHENY | McIntosh County, OK | Gas Property | Nov 2018 |
| 2972 | MATHENY, C. NORMAN & WANDA | Harrison County, WV | Gas Property | Dec 2021 |
| 2973 | MATHER | Stafford County, KS | Oil Property | Feb 2025 |
| 2974 | MATHER | Glacier County, MT | Gas Property | Mar 2025 |
| 2975 | MATHER PEAK | Converse County, WY | Oil & Gas Property | Apr 2025 |
| 2976 | MATHER RANCH 167 (ALLOCATION) 3H | Hemphill County, TX | Oil & Gas Property | Mar 2025 |
| 2977 | MATHERLY | Creek County, OK | Oil & Gas Property | Mar 2025 |
| 2978 | MATHERLY | Creek County, OK | Oil Property | Dec 2024 |
| 2979 | MATHERLY 6 | Uinta County, WY | Oil & Gas Property | Apr 2025 |
| 2980 | MATHERS | Hemphill County, TX | Oil & Gas Property | Mar 2025 |
| 2981 | MATHERS | Gray County, TX | Oil & Gas Property | Feb 2025 |
| 2982 | MATHERS | Gray County, TX | Oil & Gas Property | Mar 2012 |
| 2983 | MATHERS | Lynn County, TX | Oil & Gas Property | Mar 2025 |
| 2984 | MATHERS | Gray County, TX | Gas Property | Mar 2025 |
| 2985 | MATHERS | Coke County, TX | Oil & Gas Property | Feb 2025 |
| 2986 | MATHERS | Guernsey County, OH | Oil & Gas Property | Dec 2024 |
| 2987 | MATHERS | Lea County, NM | Oil & Gas Property | Apr 2025 |
| 2988 | MATHERS | Hemphill County, TX | Oil & Gas Property | Mar 2025 |
| 2989 | MATHERS | Hemphill County, TX | Oil & Gas Property | Mar 2025 |
| 2990 | MATHERS-STATE 172-156 CL EX 1H | Hemphill County, TX | Oil & Gas Property | Mar 2025 |
| 2991 | MATHES | Edwards County, KS | Oil & Gas Property | May 1985 |
| 2992 | MATHES | Grant County, KS | Gas Property | Feb 2025 |
| 2993 | MATHES | Haskell County, KS | Gas Property | Feb 2025 |
| 2994 | MATHES | Pratt County, KS | Oil & Gas Property | Feb 2025 |
| 2995 | MATHESON | Campbell County, WY | Oil & Gas Property | Mar 2025 |
| 2996 | MATHESON | Campbell County, WY | Oil & Gas Property | Sep 2016 |
| 2997 | MATHESON #1 | Kingfisher County, OK | Oil & Gas Property | Mar 2025 |
| 2998 | MATHESON 7-9-7 | Grady County, OK | Oil & Gas Property | Mar 2025 |
| 2999 | MATHEWS | Clay County, TX | Oil & Gas Property | Mar 2025 |
| 3000 | MATHEWS | McKean County, PA | Gas Property | Dec 2024 |