| 1 | O BRIEN DL | Grimes County, TX | Oil & Gas Property | Jan 2024 |
| 2 | O BRIEN G.W | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 3 | O BRIEN REID UNIT 1 | Tyler County, TX | Oil & Gas Property | Jun 2026 |
| 4 | O BYRNE EVA | Upshur County, TX | Oil & Gas Property | Jun 2026 |
| 5 | O DOWD | Johnson County, TX | Oil & Gas Property | May 2026 |
| 6 | O M KEENEY | Coke County, TX | Oil & Gas Property | Oct 2017 |
| 7 | O NEAL G | Leon County, TX | Oil & Gas Property | Jun 2026 |
| 8 | O REAR | Shelby County, TX | Oil & Gas Property | Jun 2026 |
| 9 | O-V-W FLIPPEN SAND UNIT | Taylor County, TX | Oil & Gas Property | Jun 2026 |
| 10 | O. BORCHERS | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 11 | O. C. ROGERS CONNER 54 | Ochiltree County, TX | Oil & Gas Property | May 2026 |
| 12 | O. H. MCALISTER | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 13 | O. S. RANCH A | Garza County, TX | Oil & Gas Property | Jun 2026 |
| 14 | O.A. LAMPLEY G | Lavaca County, TX | Oil & Gas Property | Jun 2026 |
| 15 | O.B. BESS | Grimes County, TX | Oil & Gas Property | Sep 2001 |
| 16 | O.B. HOLT | Ector County, TX | Oil & Gas Property | May 2017 |
| 17 | O.B.T.C | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 18 | O.G. ROGERS ESTATE | Anderson County, TX | Oil & Gas Property | Jun 2026 |
| 19 | O.T. (ALLOCATION) | Brazos County, TX | Oil & Gas Property | May 2026 |
| 20 | O.W. ALEXANDER | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 21 | OAK 55-1-30 UNIT 1H | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 22 | OAK 55-1-31-30 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 23 | OAK GROVE UNIT | Tarrant County, TX | Gas Property | Jun 2026 |
| 24 | OAK HILL GAS UNIT | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 25 | OAK ISLAND A | Bexar County, TX | Oil & Gas Property | Jun 2026 |
| 26 | OAK STATE UNIT | Reeves County, TX | Gas Property | May 2026 |
| 27 | OAK VALLEY | Johnson County, TX | Gas Property | Jun 2026 |
| 28 | OAK VALLEY 2 | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 29 | OAKES C.W. ESTATE | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 30 | OAKES PAT GAS UNIT | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 31 | OAKES T.C. ESTATE GAS UNIT | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 32 | OAKES-TURNER GAS UNIT NO. 1 | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 33 | OAKLAND CORP | Cass County, TX | Oil & Gas Property | Nov 2022 |
| 34 | OAKLAND CORP WATERFLOOD UNIT | Cass County, TX | Oil & Gas Property | Apr 2026 |
| 35 | OAKMONT | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 36 | OAKMONT-SAWGRASS | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 37 | OAKS | Johnson County, TX | Oil & Gas Property | May 2026 |
| 38 | OAKS | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 39 | OAKS STATE | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 40 | OAKWOOD | Tarrant County, TX | Gas Property | Jun 2026 |
| 41 | OAKWOOD REALTY | Jefferson County, TX | Oil & Gas Property | Mar 2026 |
| 42 | OASIS 9-16-33-40 | Mitchell County, TX | Oil & Gas Property | Jun 2026 |
| 43 | OASIS UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 44 | OATES | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 45 | OATES | Hutchinson County, TX | Oil & Gas Property | Jun 2026 |
| 46 | OATES | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 47 | OATES G | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 48 | OATES J. S | Pecos County, TX | Oil & Gas Property | Mar 2026 |
| 49 | OATES UNIT | Polk County, TX | Oil & Gas Property | Jun 2026 |
| 50 | OATMAN | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 51 | OATMAN | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 52 | OATMAN STATE UNIT 11-14 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 53 | OB H1 | Shelby County, TX | Gas Property | Jun 2026 |
| 54 | OBANION | Harrison County, TX | Oil & Gas Property | Sep 2021 |
| 55 | OBANION | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 56 | OBANION | Harrison County, TX | Oil & Gas Property | Jul 2014 |
| 57 | OBANION A | Harrison County, TX | Oil & Gas Property | Jan 2021 |
| 58 | OBANION J. T. DR | Caldwell County, TX | Oil & Gas Property | Jun 2026 |
| 59 | OBENHAUS | Colorado County, TX | Oil & Gas Property | Jun 2026 |
| 60 | OBENHAUS | Wichita County, TX | Oil & Gas Property | Jun 2026 |
| 61 | OBENHAUS | Wharton County, TX | Oil & Gas Property | Jun 2026 |
| 62 | OBERHOLTZER | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 63 | OBERON | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 64 | OBN - SLAGLE UNIT | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 65 | OBN PAYNE | Montague County, TX | Oil & Gas Property | Feb 2021 |
| 66 | OBREGON B | Guadalupe County, TX | Oil & Gas Property | Jun 2026 |
| 67 | OBREGON-A | Caldwell County, TX | Oil & Gas Property | Jun 2026 |
| 68 | OBRIEN | Liberty County, TX | Oil & Gas Property | Dec 2014 |
| 69 | OBRIEN | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 70 | OBRIEN | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 71 | OBRIEN | Haskell County, TX | Oil & Gas Property | Jun 2026 |
| 72 | OBRIEN | Wheeler County, TX | Oil & Gas Property | Jun 2026 |
| 73 | OBRIEN | Refugio County, TX | Oil & Gas Property | Oct 2014 |
| 74 | OBRIEN | Gray County, TX | Oil & Gas Property | Jun 2026 |
| 75 | OBRIEN | Galveston County, TX | Oil & Gas Property | Jun 2026 |
| 76 | OBRIEN | Bexar County, TX | Oil & Gas Property | Dec 2025 |
| 77 | OBRIEN | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 78 | OBRIEN | Bee County, TX | Oil & Gas Property | Jun 2026 |
| 79 | OBRIEN | Refugio County, TX | Oil & Gas Property | Jun 2026 |
| 80 | OBRIEN -E | Liberty County, TX | Oil & Gas Property | Jan 2026 |
| 81 | OBRIEN ERIN ETAL UNIT 1 | Galveston County, TX | Oil & Gas Property | Dec 2016 |
| 82 | OBRIEN J | Refugio County, TX | Oil & Gas Property | Jun 2026 |
| 83 | OBRIEN STRAWN UNIT | Haskell County, TX | Oil & Gas Property | Jun 2026 |
| 84 | OBRIEN-BRUNSON 43A | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 85 | OBSIDIAN | Lavaca County, TX | Oil & Gas Property | Jun 2026 |
| 86 | OBYRNE | Upshur County, TX | Oil & Gas Property | Apr 2017 |
| 87 | OBYRNE HEIRS | Upshur County, TX | Oil & Gas Property | Jun 2026 |
| 88 | OCATILLA STATE 2-40 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 89 | OCELOT | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 90 | OCELOT ALLOCATION | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 91 | OCHILTREE | Gray County, TX | Oil & Gas Property | May 2026 |
| 92 | OCHILTREE FARMS 112 | Ochiltree County, TX | Oil & Gas Property | Jun 2026 |
| 93 | OCHO | Webb County, TX | Gas Property | Jun 2026 |
| 94 | OCHO 1 | Webb County, TX | Gas Property | Jun 2026 |
| 95 | OCHO JUAN UNIT | Fisher County, TX | Oil & Gas Property | May 2026 |
| 96 | OCHO MDL | Webb County, TX | Gas Property | Jun 2026 |
| 97 | OCHOA | Hidalgo County, TX | Oil & Gas Property | Jun 2026 |
| 98 | OCKER D.A. & R.L | Wilson County, TX | Oil & Gas Property | Jan 2023 |
| 99 | OCONN | Refugio County, TX | Oil & Gas Property | Jun 2026 |
| 100 | OCONN | Refugio County, TX | Oil & Gas Property | Jun 2026 |