| Fee "BM" O-10-42190 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 55 | 11.1M | 14M | Aug 2011 – Aug 2026 |
| Fee 'BP' O-10-54222 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 41 | 9.74M | 11.1M | Jan 2023 – Aug 2026 |
| Fee 'CF' O-10-51266 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 24 | 7.24M | 10.6M | Sep 2018 – Aug 2026 |
| Fee 'AO' O-10-45931 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 28 | 6.84M | 8.25M | Nov 2014 – Aug 2026 |
| Fee 'BN' O-10-40115 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 75 | 6.69M | 15.2M | Apr 2010 – Aug 2026 |
| Fee 'BV' O-10-49973 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 24 | 5.12M | 5.32M | Dec 2017 – Aug 2026 |
| Mfe Unit O-10-33264 | Fasken Oil and Ranch, Ltd. only | M.F.E. (Grayburg) | Andrews | 52 | 4.2M | 837K | by Jan 1993 – Aug 2026 |
| Fee 'CD' O-10-45935 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 11 | 3.67M | 5.99M | Dec 2014 – Aug 2026 |
| State University Hutex Cons. O-10-21010 | Fasken Oil and Ranch, Ltd. only | Hutex (Devonian) | Andrews | 22 | 3M | 152K | by Jan 1993 – Aug 2026 |
| Fee 'BQ' O-10-47041 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 45 | 2.99M | 13.4M | Oct 2015 – Aug 2026 |
| Fee "AW" O-10-39539 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Midland | 48 | 2.55M | 9.48M | Jun 2009 – Aug 2026 |
| Serio (Grayburg)unit O-10-37270 | Fasken Oil and Ranch, Ltd. only | Serio (Grayburg) | Andrews | 52 | 1.55M | 160K | May 2004 – Aug 2026 |
| Fee 'AR' O-10-64235 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 11 | 1.52M | 1.62M | Dec 2025 – Aug 2026 |
| Fee -Y- O-10-23655 | Fasken Oil and Ranch, Ltd. only | Serio (Grayburg) | Andrews | 34 | 1.43M | 211K | by Jan 1993 – Aug 2026 |
| Midland Farms NO Grby UT O-10-9893 | Fasken Oil and Ranch, Ltd. only | Midland Farms, North (Grayburg) | Andrews | 71 | 1.38M | 77.1K | by Jan 1993 – Jun 2024 |
| Fee 'BH' O-10-45317 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Midland | 20 | 1.06M | 3.27M | May 2014 – Aug 2026 |
| Fee "Al" O-10-39989 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 19 | 1.06M | 5.02M | Mar 2010 – Aug 2026 |
| Fee "AD" O-10-41382 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Midland | 18 | 1.05M | 4.13M | Jul 2011 – Aug 2026 |
| University -E- O-10-12531 | Fasken Oil and Ranch, Ltd. only | Hutex (Devonian) | Andrews | 3 | 842K | 115K | by Jan 1993 – Aug 2026 |
| Fasken Block "CB" a/C 2 O-10-4035 | Fasken Oil and Ranch, Ltd. only | Magutex (Devonian) | Andrews | 3 | 620K | 463K | by Jan 1993 – Aug 2026 |
| Fasken, David -CH- O-10-28929 | Occidental Permian Ltd. only | Cowden, North | Andrews | 13 | 541K | 314K | by Jan 1993 – Aug 2026 |
| Monterey-University O-10-23482 | Fasken Oil and Ranch, Ltd. only | Fullerton | Andrews | 2 | 522K | 383K | by Jan 1993 – Aug 2026 |
| Fee BMN B G-10-294834 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 514K | 2.02M | Feb 2023 – Aug 2026 |
| Fee -ZA- O-10-28118 | Fasken Oil and Ranch, Ltd. only | Fasken(wolfcamp 8400) | Andrews | 7 | 494K | 527K | by Jan 1993 – Aug 2026 |
| Fee BMN A G-10-294833 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 492K | 1.98M | Feb 2023 – Aug 2026 |
| Fee -S- O-10-16442 | Fasken Oil and Ranch, Ltd. only | Lowe (Ellenburger) | Andrews | 3 | 452K | 359K | by Jan 1993 – Aug 2026 |
| U-Texas #36994-a/C #2 O-10-4038 | Fasken Oil and Ranch, Ltd. only | Magutex (Devonian) | Andrews | 7 | 449K | 296K | by Jan 1993 – Aug 2026 |
| Holt, O. B., -H- O-10-16153 | Fasken Oil and Ranch, Ltd. only | Cowden, North | Andrews | 6 | 426K | 143K | by Jan 1993 – Aug 2026 |
| Fee BMN D O-10-63531 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 415K | 1.19M | Feb 2025 – Aug 2026 |
| U-Texas #36995 O-10-4049 | Fasken Oil and Ranch, Ltd. only | Magutex (Ellenburger) | Andrews | 5 | 401K | 291K | by Jan 1993 – Aug 2026 |
| Fasken O-10-23406 | Fasken Oil and Ranch, Ltd. only | Serio (Grayburg) | Andrews | 8 | 397K | 39K | by Jan 1993 – Mar 2016 |
| Fee La G-10-294591 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 389K | 1.86M | Sep 2022 – Aug 2026 |
| Fee BMN C G-10-299791 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 369K | 1.28M | Feb 2025 – Aug 2026 |
| Fee 'AP' O-10-43074 | Fasken Oil and Ranch, Ltd. only | Spraberry (Trend Area) | Andrews | 12 | 360K | 1.07M | Jul 2013 – Aug 2026 |
| Fee La G-10-294592 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 330K | 1.77M | Sep 2022 – Aug 2026 |
| Fee La G-10-294593 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 315K | 1.49M | Sep 2022 – Aug 2026 |
| U-Texas #36995-a/C 2 O-10-4039 | Fasken Oil and Ranch, Ltd. only | Magutex (Devonian) | Andrews | 6 | 305K | 209K | by Jan 1993 – Aug 2026 |
| Fee -J- O-10-12602 | Fasken Oil and Ranch, Ltd. only | Block 2 (Grayburg) | Andrews | 9 | 285K | 15.3K | by Jan 1993 – Aug 2026 |
| Fee BM 0601 G-10-299839 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 279K | 938K | Feb 2025 – Aug 2026 |
| Fee BVM B G-10-299902 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 266K | 1.11M | Mar 2025 – Aug 2026 |
| Fee BM 0601 G-10-299924 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 260K | 946K | Feb 2025 – Aug 2026 |
| U-Texas #36991 O-10-12014 | Fasken Oil and Ranch, Ltd. only | Magutex (Devonian) | Andrews | 2 | 259K | 148K | by Jan 1993 – Aug 2026 |
| State University "BC" O-10-24105 | Winn Operating, LLC only | Fasken (Wolfcamp) | Andrews | 3 | 240K | 267K | by Jan 1993 – Aug 2026 |
| Fasken ZB 4143 O-10-61062 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 238K | 563K | Jan 2024 – Aug 2026 |
| Fasken Blk. -EE- O-10-9942 | Diamondback E&P LLC only | Fasken (Ellenburger) | Andrews | 2 | 236K | 307K | by Jan 1993 – Dec 2019 |
| Fee La G-10-294594 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 221K | 1.28M | Sep 2022 – Aug 2026 |
| Fasken, C.B. a/C 2 O-10-37317 | Fasken Oil and Ranch, Ltd. only | Magutex (Wolfcamp) | Andrews | 3 | 220K | 138K | May 2004 – Aug 2026 |
| Monterey University O-10-30532 | Fasken Oil and Ranch, Ltd. only | Fullerton (San Andres) | Andrews | 5 | 220K | 185K | by Jan 1993 – Aug 2026 |
| Fee BVM A G-10-299901 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 220K | 1.09M | Mar 2025 – Aug 2026 |
| Fee -K- O-10-12654 | Fasken Oil and Ranch, Ltd. only | Fasken (Wolfcamp) | Andrews | 2 | 200K | 255K | by Jan 1993 – Aug 2026 |