| University Lands Block 4 Queen U O-10-32489 | Oso Exploration & Prod, LLC only | McFarland (Queen) | Andrews | 91 | 809K | 74.2K | Jan 1993 – Dec 2025 |
| University Lands 224 O-9-21912 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 13 | 715K | 3.08M | Jun 2023 – Mar 2026 |
| University Lands 36 O-10-42346 | Formentera Operations LLC only | McElroy | Crane | 7 | 679K | 1.36M | Dec 2012 – Apr 2026 |
| University Lands "BB" O-10-23956 | Apache Corporation only | War-Wink, W. (Wolfcamp) | Ward | 8 | 549K | 815K | Jan 1993 – Apr 2026 |
| University Lands 216 O-9-22728 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 6 | 505K | 4.29M | Apr 2024 – Mar 2026 |
| University Lands 213 O-9-22919 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 6 | 415K | 2.8M | Mar 2025 – Mar 2026 |
| University Lands 225 O-9-22320 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 3 | 386K | 2.56M | Apr 2023 – Mar 2026 |
| University Lands 43-20 A O-10-62662 | U.S. Energy Development Corp only | Phantom (Wolfcamp) | Ward | 1 | 361K | 792K | Jan 2021 – Apr 2026 |
| University Lands 43-20 C O-10-62663 | U.S. Energy Development Corp only | Phantom (Wolfcamp) | Ward | 1 | 316K | 737K | Jan 2021 – Apr 2026 |
| University Landrum O-10-29130 | Texas Consolidated Pet. Corp. only | Taylor Link W.(san Andres) | Pecos | 9 | 303K | 21 | Jan 1993 – Apr 2026 |
| University Lands FJ O-10-49908 | Ring Energy, Inc. only | Emma (Devonian) | Andrews | 1 | 288K | 617K | Oct 2017 – Jun 2024 |
| University Lands 43-20 B O-10-62664 | U.S. Energy Development Corp only | Phantom (Wolfcamp) | Ward | 1 | 282K | 728K | Jan 2021 – Mar 2026 |
| University Lands 42 O-10-55730 | Ring Energy, Inc. only | Emma (Devonian) | Andrews | 1 | 280K | 796K | Aug 2021 – Apr 2026 |
| University Lands "13-46" O-10-39170 | Montare Operating, Ltd. only | Fuhrman-Mascho | Andrews | 23 | 248K | 118K | Mar 2008 – Apr 2026 |
| University Lands 31 O-10-49619 | Ring Energy, Inc. only | Emma (Devonian) | Andrews | 1 | 244K | 741K | Nov 2017 – Jan 2020 |
| University Lands 19 B O-10-62986 | Crescent Energy Operating, LLC only | Peart (Barnett) | Crane | 1 | 240K | 349K | Sep 2024 – Apr 2026 |
| University Lands O-10-52536 | Ring Energy, Inc. only | Emma (Devonian) | Andrews | 1 | 237K | 362K | Jul 2019 – Apr 2026 |
| University Lands FV O-10-50474 | Ring Energy, Inc. only | Emma (Mississippian) | Andrews | 1 | 235K | 852K | Mar 2018 – Apr 2026 |
| University Lands 226 O-9-23263 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 3 | 226K | 688K | Nov 2025 – Mar 2026 |
| University Lands 30 O-10-41966 | Formentera Operations LLC only | Dune | Crane | 2 | 202K | 272K | Oct 2011 – Apr 2026 |
| University Lands 47 O-10-43682 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Andrews | 4 | 198K | 462K | Feb 2013 – Mar 2026 |
| University Lands 25-B O-10-46178 | Formentera Operations LLC only | McElroy | Crane | 1 | 195K | 226K | Dec 2014 – Apr 2026 |
| University Lands A O-10-36219 | Hilcorp Energy Company only | Millenium (Strawn) | Andrews | 1 | 157K | 307K | Nov 1999 – Apr 2026 |
| University Lands 42 O-10-41523 | Formentera Operations LLC only | Dune | Crane | 2 | 152K | 298K | May 2011 – Mar 2026 |
| University Lands -1806- O-10-27773 | Apache Corporation only | Block 6, NE (Silurian) | Andrews | 1 | 131K | 27 | Jan 1993 – Dec 1999 |
| University Lands 225 South O-9-23411 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 3 | 118K | 270K | Jan 2026 – Mar 2026 |
| University Lands 19 O-10-42364 | Formentera Operations LLC only | Dune | Crane | 3 | 117K | 103K | Feb 2012 – Apr 2026 |
| University Lands 31 O-10-41155 | Formentera Operations LLC only | Dune | Crane | 3 | 116K | 267K | Apr 2011 – Apr 2026 |
| University Lands 8-1 O-10-47423 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Andrews | 2 | 110K | 257K | Jun 2015 – Apr 2026 |
| University Land 18-36W O-10-35575 | U.S. Energy Development Corp only | War-Wink, W. (Wolfcamp) | Ward | 1 | 105K | 139K | Nov 1997 – Feb 2021 |
| University Lands 11-9 O-9-17541 | Earthstone Operating, LLC only | Big Lake, W. (Ellenburger) | Reagan | 2 | 102K | 187K | Aug 2011 – Feb 2020 |
| University Lands 217 D O-9-22744 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 1 | 89.2K | 704K | May 2024 – Mar 2026 |
| University Lands /2-49/ O-9-3981 | L & M Operating, Inc. only | Price (Grayburg) | Reagan | 8 | 85.6K | 92.3K | Jan 1993 – Apr 2026 |
| University Lands 217 B O-9-23002 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 1 | 83.1K | 718K | May 2024 – Mar 2026 |
| University Lands a 37 O-10-42495 | Formentera Operations LLC only | McElroy | Crane | 5 | 78.8K | 512K | Apr 2012 – Dec 2023 |
| University Lands 217 A O-9-22737 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 1 | 75.3K | 638K | May 2024 – Mar 2026 |
| University Lands "13-46" O-10-29376 | OK Arena Operating Company only | Fullerton (San Andres) | Andrews | 3 | 65.2K | 451 | Jan 1993 – Feb 2008 |
| University Lands 25 O-10-46004 | Formentera Operations LLC only | McElroy | Crane | 1 | 63.5K | 79.9K | Aug 2014 – Apr 2026 |
| University Lands 217 C O-9-22743 | Triple Crown Resources, LLC only | Lin (Wolfcamp) | Crockett | 1 | 58.7K | 540K | May 2024 – Mar 2026 |
| University Lands -10- O-9-8052 | SMC Oil & Gas, Inc. only | Farmer (San Andres) | Crockett | 4 | 54.1K | 81.5K | Jan 1993 – Apr 2026 |
| University Lands 51/52 O-9-13008 | Speartip Energy, LLC only | Weger, SW. (Grayburg-San Andres) | Crockett | 2 | 44.8K | 47.1K | Jan 1993 – Apr 2026 |
| University Lands 4-35 O-10-45285 | Ovintiv USA Inc. only | Spraberry (Trend Area) | Andrews | 1 | 43.5K | 53.1K | Oct 2013 – Apr 2026 |
| University Lands "E" O-9-12285 | P & a Operating, Inc. only | Farmer (San Andres) | Reagan | 1 | 39.9K | 10.2K | Jan 1993 – Sep 2025 |
| University Lands 8-3 O-10-44478 | Avid Energy Assets LLC only | Spraberry (Trend Area) | Andrews | 1 | 36.4K | 80.3K | Jul 2013 – Jan 2025 |
| University Lands 23-2 O-9-17686 | Callon Petroleum Operating Co only | Spraberry (Trend Area) | Reagan | 3 | 33.9K | 40.2K | Sep 2011 – Nov 2014 |
| University Lands 11-7 O-9-17852 | Earthstone Operating, LLC only | Sheep Mountain (Consolidated) | Reagan | 1 | 33.3K | 53.4K | Apr 2012 – Oct 2019 |
| University Lands O-9-11323 | P & a Operating, Inc. only | Farmer (San Andres) | Reagan | 2 | 31.4K | 7.59K | Jan 1993 – Jan 2025 |
| University Lands 11-9 O-9-17831 | Permian Resources Operating, LLC only | Sheep Mountain (Consolidated) | Reagan | 2 | 30.2K | 57.4K | Jan 2012 – Aug 2022 |
| Cabot University Lands O-10-29790 | Highmark Energy Operating, LLC only | Shafter Lake (San Andres) | Andrews | 1 | 23.4K | 9.32K | Jan 1993 – Apr 2014 |
| University Lands C O-9-11662 | P & a Operating, Inc. only | Farmer (San Andres) | Reagan | 1 | 21.1K | 12.8K | Jan 1993 – Nov 2024 |