| 27001 | COWDEN ESTATE ET AL | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 27002 | COWDEN FIU 1-16-9XHM | Custer County, OK | Oil & Gas Property | Jun 2026 |
| 27003 | COWDEN FRANK R/A | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 27004 | COWDEN OIL UNIT NO. 1 | Crane County, TX | Oil & Gas Property | Jun 2026 |
| 27005 | COWDEN RANCH | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 27006 | COWDEN REDFERN | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 27007 | COWDEN WILLIAM UNIT | Washington County, PA | Gas Property | Jun 2026 |
| 27008 | COWDEN, J.M. R/A | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 27009 | COWDEN, W. F. C UPPER R/A | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 27010 | COWDEN17 | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 27011 | COWDEN28 | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 27012 | COWDEN55 | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 27013 | COWDERY | Lane County, KS | Oil Property | May 2026 |
| 27014 | COWEL | Bossier Parish, LA | Oil & Gas Property | Aug 2024 |
| 27015 | COWELL | San Mateo County, CA | Oil & Gas Property | Aug 1989 |
| 27016 | COWELL | Yolo County, CA | Gas Property | Oct 2000 |
| 27017 | COWELL FOUNDATION | San Joaquin County, CA | Gas Property | Jun 2011 |
| 27018 | COWELL, ARTHUR | Monongalia County, WV | Gas Property | Jul 2019 |
| 27019 | COWEN | Chautauqua County, NY | Gas Property | Dec 2025 |
| 27020 | COWEN | Burleson County, TX | Oil & Gas Property | May 2026 |
| 27021 | COWEN ETAL | Monroe County, OH | Oil & Gas Property | Dec 2025 |
| 27022 | COWGER | Weston County, WY | Oil & Gas Property | Jul 2026 |
| 27023 | COWGILL | Guernsey County, OH | Oil & Gas Property | Dec 2022 |
| 27024 | COWGILL | Finney County, KS | Gas Property | May 2026 |
| 27025 | COWGIRL FED 3574-0214 3NH | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 27026 | COWHERD | Texas County, OK | Oil & Gas Property | Jun 2026 |
| 27027 | COWHORN UNIT 208-209 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 27028 | COWLES | Warren County, KY | Oil Property | Dec 2020 |
| 27029 | COWLES | Allegany County, NY | Oil Property | Dec 2025 |
| 27030 | COWLES | Washington County, CO | Oil Property | May 2026 |
| 27031 | COWLES | Chautauqua County, NY | Gas Property | Dec 2025 |
| 27032 | COWLEY | Parker County, TX | Oil & Gas Property | Jun 2026 |
| 27033 | COWLEY | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 27034 | COWLEY | Caddo Parish, LA | Oil & Gas Property | Apr 2023 |
| 27035 | COWLING E | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 27036 | COWLINGTON | Le Flore County, OK | Gas Property | Jun 2026 |
| 27037 | COWPEN LAND CO | Pike County, KY | Oil & Gas Property | Sep 2024 |
| 27038 | COWPEN POINT | Adams County, MS | Oil Property | Jun 2000 |
| 27039 | COWPOKE STATE | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 27040 | COWS FACE | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 27041 | COWSAROUND | San Juan County, NM | Gas Property | Apr 2026 |
| 27042 | COWTOWN | Tarrant County, TX | Gas Property | Jun 2026 |
| 27043 | COWTOWN | Eddy County, NM | Oil & Gas Property | May 2026 |
| 27044 | COWTOWN 1H | Tarrant County, TX | Gas Property | Jun 2026 |
| 27045 | COWTOWNS CAT | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 27046 | COX #1 | Carter County, OK | Oil & Gas Property | Nov 2020 |
| 27047 | COX #33 | Seminole County, OK | Oil Property | Feb 2017 |
| 27048 | COX & HAMON | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 27049 | COX 'A' | Stevens County, KS | Gas Property | Mar 2026 |
| 27050 | COX 'A' 1 | Haskell County, KS | Gas Property | May 2026 |
| 27051 | COX 'B' | Harper County, KS | Gas Property | Sep 2013 |
| 27052 | COX 'B' | Grant County, KS | Gas Property | May 2026 |
| 27053 | COX 'C' | Graham County, KS | Oil Property | May 2026 |
| 27054 | COX (AW) | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 27055 | COX - MB - MARTIN | Webb County, TX | Gas Property | Jun 2026 |
| 27056 | COX -A | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 27057 | COX -B | Rusk County, TX | Oil & Gas Property | Sep 2024 |
| 27058 | COX -C | Rusk County, TX | Oil & Gas Property | Mar 2022 |
| 27059 | COX -D | Rusk County, TX | Oil & Gas Property | Sep 2024 |
| 27060 | COX -E | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 27061 | COX 1 | Carter County, OK | Oil Property | Apr 2026 |
| 27062 | COX 1 | Pontotoc County, OK | Oil & Gas Property | Jun 2026 |
| 27063 | COX 1 | Uintah County, UT | Oil & Gas Property | Jun 2026 |
| 27064 | COX 1 | Creek County, OK | Oil & Gas Property | Jul 2026 |
| 27065 | COX 1 | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 27066 | COX 1 | Martin County, TX | Oil & Gas Property | Aug 2025 |
| 27067 | COX 1 | Haskell County, KS | Oil & Gas Property | May 2026 |
| 27068 | COX 1 | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 27069 | COX 1 | Stevens County, KS | Gas Property | May 2026 |
| 27070 | COX 1 | Hodgeman County, KS | Oil & Gas Property | Jul 2023 |
| 27071 | COX 1 | Clark County, KS | Oil & Gas Property | May 2026 |
| 27072 | COX 1 | Harper County, OK | Oil & Gas Property | Jun 2026 |
| 27073 | COX 1047 | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 27074 | COX 1161 | Weld County, CO | Oil & Gas Property | Aug 2020 |
| 27075 | COX 19 | Upton County, TX | Oil & Gas Property | Nov 2025 |
| 27076 | COX 2 | Fallon County, MT | Gas Property | Mar 2026 |
| 27077 | COX 2 | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 27078 | COX 2 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 27079 | COX 21 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 27080 | COX 21 1 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 27081 | COX 23/14-19-17 | Dewey County, OK | Oil & Gas Property | Jul 2026 |
| 27082 | COX 29 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 27083 | COX 3 | Carter County, OK | Oil & Gas Property | Apr 2026 |
| 27084 | COX 32 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 27085 | COX 34 | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 27086 | COX 34 | Yuma County, CO | Gas Property | May 2026 |
| 27087 | COX 35 FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 27088 | COX 5 | Weld County, CO | Oil & Gas Property | May 2026 |
| 27089 | COX 5-10 #1 | Escambia County, AL | Oil & Gas Property | Jun 2026 |
| 27090 | COX 6 | Haskell County, KS | Oil & Gas Property | Oct 2020 |
| 27091 | COX 60 | Irion County, TX | Oil & Gas Property | Aug 2021 |
| 27092 | COX 9 | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 27093 | COX A | Cooke County, TX | Oil & Gas Property | Jun 2026 |
| 27094 | COX A | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 27095 | COX A | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 27096 | COX A 34 | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 27097 | COX A-1 | Caddo County, OK | Oil Property | Jul 2026 |
| 27098 | COX ALEXANDER | Howard County, TX | Oil & Gas Property | Dec 2017 |
| 27099 | COX B | Pontotoc County, OK | Oil Property | Apr 2026 |
| 27100 | COX B | Glasscock County, TX | Oil & Gas Property | Apr 2022 |