| Fee "BM" O-10-42190 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 55 | 10.3M | 13M | Aug 2011 – Apr 2026 |
| Fee 'BP' O-10-54222 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 41 | 8.63M | 9.11M | Jan 2023 – Apr 2026 |
| Fee 'CF' O-10-51266 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 24 | 6.74M | 9.74M | Sep 2018 – Apr 2026 |
| Fee 'BN' O-10-40115 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 75 | 6.57M | 14.8M | Apr 2010 – Apr 2026 |
| Fee 'AO' O-10-45931 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 28 | 6.16M | 7.11M | Nov 2014 – Apr 2026 |
| Fee 'BV' O-10-49973 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 24 | 4.69M | 4.6M | Dec 2017 – Apr 2026 |
| Mfe Unit O-10-33264 | Fasken Oil and Ranch, Ltd. | M.F.E. (Grayburg) | Andrews | 52 | 4.19M | 835K | by Jan 1993 – Apr 2026 |
| Fee 'CD' O-10-45935 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 11 | 3.37M | 5.33M | Dec 2014 – Apr 2026 |
| State University Hutex Cons. O-10-21010 | Fasken Oil and Ranch, Ltd. | Hutex (Devonian) | Andrews | 22 | 2.98M | 152K | by Jan 1993 – Apr 2026 |
| Fee 'BQ' O-10-47041 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 45 | 2.95M | 13.4M | Oct 2015 – Apr 2026 |
| Fee "AW" O-10-39539 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 48 | 2.52M | 9.3M | Jun 2009 – Apr 2026 |
| Serio (Grayburg)unit O-10-37270 | Fasken Oil and Ranch, Ltd. | Serio (Grayburg) | Andrews | 52 | 1.54M | 159K | May 2004 – Mar 2026 |
| Fee -Y- O-10-23655 | Fasken Oil and Ranch, Ltd. | Serio (Grayburg) | Andrews | 34 | 1.43M | 210K | by Jan 1993 – Mar 2026 |
| Midland Farms NO Grby UT O-10-9893 | Fasken Oil and Ranch, Ltd. | 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. | Spraberry (Trend Area) | Midland | 20 | 1.05M | 3.23M | May 2014 – Apr 2026 |
| Fee "Al" O-10-39989 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 19 | 1.05M | 4.97M | Mar 2010 – Apr 2026 |
| Fee "AD" O-10-41382 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 18 | 1.04M | 4.09M | Jul 2011 – Apr 2026 |
| University -E- O-10-12531 | Fasken Oil and Ranch, Ltd. | Hutex (Devonian) | Andrews | 3 | 837K | 114K | by Jan 1993 – Apr 2026 |
| Fasken Block "CB" a/C 2 O-10-4035 | Fasken Oil and Ranch, Ltd. | Magutex (Devonian) | Andrews | 3 | 617K | 460K | by Jan 1993 – Apr 2026 |
| Monterey-University O-10-23482 | Fasken Oil and Ranch, Ltd. | Fullerton | Andrews | 2 | 519K | 381K | by Jan 1993 – Apr 2026 |
| Fee BMN B G-10-294834 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 489K | 1.83M | Feb 2023 – Apr 2026 |
| Fee -ZA- O-10-28118 | Fasken Oil and Ranch, Ltd. | Fasken(wolfcamp 8400) | Andrews | 7 | 489K | 527K | by Jan 1993 – Apr 2026 |
| Fee BMN A G-10-294833 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 469K | 1.81M | Feb 2023 – Apr 2026 |
| Fee -S- O-10-16442 | Fasken Oil and Ranch, Ltd. | Lowe (Ellenburger) | Andrews | 3 | 448K | 356K | by Jan 1993 – Apr 2026 |
| U-Texas #36994-a/C #2 O-10-4038 | Fasken Oil and Ranch, Ltd. | Magutex (Devonian) | Andrews | 7 | 447K | 294K | by Jan 1993 – Apr 2026 |
| Holt, O. B., -H- O-10-16153 | Fasken Oil and Ranch, Ltd. | Cowden, North | Andrews | 6 | 423K | 140K | by Jan 1993 – Apr 2026 |
| U-Texas #36995 O-10-4049 | Fasken Oil and Ranch, Ltd. | Magutex (Ellenburger) | Andrews | 5 | 400K | 289K | by Jan 1993 – Apr 2026 |
| Fasken O-10-23406 | Fasken Oil and Ranch, Ltd. | Serio (Grayburg) | Andrews | 8 | 397K | 39K | by Jan 1993 – Mar 2016 |
| Fee La G-10-294591 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 383K | 1.84M | Sep 2022 – Apr 2026 |
| Fee 'AP' O-10-43074 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 12 | 357K | 1.06M | Jul 2013 – Apr 2026 |
| Fee BMN D O-10-63531 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 339K | 857K | Feb 2025 – Apr 2026 |
| Fee La G-10-294592 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 320K | 1.68M | Sep 2022 – Apr 2026 |
| Fee BMN C G-10-299791 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 316K | 951K | Feb 2025 – Apr 2026 |
| Fee La G-10-294593 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 307K | 1.41M | Sep 2022 – Apr 2026 |
| U-Texas #36995-a/C 2 O-10-4039 | Fasken Oil and Ranch, Ltd. | Magutex (Devonian) | Andrews | 6 | 303K | 207K | by Jan 1993 – Apr 2026 |
| Fee -J- O-10-12602 | Fasken Oil and Ranch, Ltd. | Block 2 (Grayburg) | Andrews | 9 | 284K | 15.3K | by Jan 1993 – Apr 2026 |
| U-Texas #36991 O-10-12014 | Fasken Oil and Ranch, Ltd. | Magutex (Devonian) | Andrews | 2 | 258K | 147K | by Jan 1993 – Apr 2026 |
| Fee BM 0601 G-10-299839 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 247K | 839K | Feb 2025 – Apr 2026 |
| Fee BM 0601 G-10-299924 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 237K | 873K | Feb 2025 – Apr 2026 |
| Fee BVM B G-10-299902 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 232K | 906K | Mar 2025 – Apr 2026 |
| Fasken ZB 4143 O-10-61062 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 224K | 514K | Jan 2024 – Apr 2026 |
| Monterey University O-10-30532 | Fasken Oil and Ranch, Ltd. | Fullerton (San Andres) | Andrews | 5 | 220K | 184K | by Jan 1993 – Apr 2026 |
| Fasken, C.B. a/C 2 O-10-37317 | Fasken Oil and Ranch, Ltd. | Magutex (Wolfcamp) | Andrews | 3 | 220K | 137K | May 2004 – Apr 2026 |
| Fee La G-10-294594 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 214K | 1.21M | Sep 2022 – Apr 2026 |
| Fee -K- O-10-12654 | Fasken Oil and Ranch, Ltd. | Fasken (Wolfcamp) | Andrews | 2 | 198K | 251K | by Jan 1993 – Apr 2026 |
| Fee BVM A G-10-299901 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 189K | 871K | Mar 2025 – Apr 2026 |
| Fee 'AR' O-10-64235 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 6 | 187K | 145K | Dec 2025 – Mar 2026 |
| Fee -A- O-10-4045 | Fasken Oil and Ranch, Ltd. | Magutex (Ellenburger) | Andrews | 2 | 160K | 99.2K | by Jan 1993 – Apr 2026 |
| Fee -C- O-10-4033 | Fasken Oil and Ranch, Ltd. | Magutex (Devonian) | Andrews | 1 | 156K | 81.1K | by Jan 1993 – Jun 2020 |
| University -25- O-10-21700 | Fasken Oil and Ranch, Ltd. | Magutex (Queen) | Andrews | 4 | 155K | 75.3K | by Jan 1993 – Apr 2026 |