| Fee "BM" O-10-42190 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 55 | 10.3M | 13M | Aug 2011 – Jul 2026 |
| Fee 'BP' O-10-54222 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 41 | 8.63M | 9.11M | Feb 2020 – Jul 2026 |
| Fee 'CF' O-10-51266 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 24 | 6.74M | 9.74M | Sep 2018 – Jul 2026 |
| Fee 'BN' O-10-40115 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 75 | 6.57M | 14.8M | Apr 2010 – Jul 2026 |
| Fee 'AO' O-10-45931 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 28 | 6.16M | 7.11M | Nov 2014 – Jul 2026 |
| Fee "BK" O-10-43440 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Ector | 74 | 4.98M | 14.8M | Dec 2012 – Jul 2026 |
| Fee 'BV' O-10-49973 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 24 | 4.69M | 4.6M | Dec 2017 – Jul 2026 |
| Hanford (San Andres) Unit O-11-64742 | Fasken Oil and Ranch, Ltd. | Hanford (San Andres) | Gaines | 52 | 4.42M | 1.63M | Jan 1993 – Jul 2026 |
| Fee 'BL' O-10-44349 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Ector | 62 | 4.24M | 18.7M | Oct 2013 – Jul 2026 |
| Mfe Unit O-10-33264 | Fasken Oil and Ranch, Ltd. | M.F.E. (Grayburg) | Andrews | 52 | 4.19M | 835K | Jan 1993 – Jul 2026 |
| Fee "BE" O-10-41192 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 65 | 4.07M | 15.2M | Apr 2011 – Jul 2026 |
| Fee 'CD' O-10-45935 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 11 | 3.37M | 5.33M | Dec 2014 – Jul 2026 |
| River Bend Devonian Unit O-10-36305 | Fasken Oil and Ranch, Ltd. | P&P (Devonian) | Crane | 20 | 3.35M | 2.1M | Jun 2000 – Jul 2026 |
| Manor Park East Unit O-10-54770 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 6 | 3.23M | 5.85M | May 2020 – Jul 2026 |
| Abell Devonian Unit O-10-20813 | Fasken Oil and Ranch, Ltd. | Abell (Devonian) | Crane | 56 | 3.02M | 3.26M | Jan 1993 – Jul 2026 |
| State University Hutex Cons. O-10-21010 | Fasken Oil and Ranch, Ltd. | Hutex (Devonian) | Andrews | 22 | 2.98M | 152K | Jan 1993 – Jul 2026 |
| Fee 'BQ' O-10-47041 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 45 | 2.95M | 13.4M | Oct 2015 – Jul 2026 |
| Fee 'BJ' O-10-47876 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Ector | 48 | 2.59M | 11.7M | Jul 2016 – Jul 2026 |
| Fee "AW" O-10-39539 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 48 | 2.52M | 9.3M | Jun 2009 – Jul 2026 |
| Phil Wright (Spraberry) Unit O-11-66542 | Fasken Oil and Ranch, Ltd. | Phil Wright (Spraberry) | Dawson | 20 | 2.45M | 654K | Jan 1993 – Jul 2026 |
| Wright, G. G. Jr. et AL O-11-60801 | Fasken Oil and Ranch, Ltd. | Felken (Spraberry) | Dawson | 41 | 1.92M | 229K | Jan 1993 – Jul 2026 |
| MTS (San Andres) Unit O-11-66358 | Fasken Oil and Ranch, Ltd. | MTS (San Andres) | Dawson | 29 | 1.84M | 294K | Jan 1993 – Jul 2026 |
| Fee "BI" O-10-42295 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Ector | 24 | 1.7M | 7M | Jan 2012 – Jul 2026 |
| Fee "AZ" O-10-41996 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 30 | 1.69M | 8.49M | Dec 2011 – Jul 2026 |
| Welch, SE (Spraberry) Bep Unit O-11-67467 | Fasken Oil and Ranch, Ltd. | Welch, SE. (Spraberry) | Dawson | 10 | 1.67M | 161K | Nov 1995 – Jul 2026 |
| Fee 'BC' O-10-44386 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Ector | 24 | 1.64M | 5.48M | Sep 2013 – Jul 2026 |
| H & J "A" O-11-61885 | Fasken Oil and Ranch, Ltd. | Havemeyer (San Andres) | Gaines | 8 | 1.61M | 278K | Jan 1993 – Jul 2026 |
| Trinity University "199" O-11-66755 | Fasken Oil and Ranch, Ltd. | Three-O-Three (San Andres) | Gaines | 8 | 1.59M | 1.23M | Jan 1993 – Jul 2026 |
| Serio (Grayburg)unit O-10-37270 | Fasken Oil and Ranch, Ltd. | Serio (Grayburg) | Andrews | 52 | 1.54M | 159K | May 2004 – Jul 2026 |
| Fee "AY" O-10-41497 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 24 | 1.51M | 4.8M | Jul 2011 – Jul 2026 |
| Fee "AA" O-10-40483 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 21 | 1.49M | 4.93M | Jul 2010 – Jul 2026 |
| Fasken "B" O-10-40147 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 20 | 1.46M | 4.28M | Apr 2010 – Jul 2026 |
| Fee "AS" O-10-38820 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 16 | 1.45M | 4.12M | Jun 2008 – Jul 2026 |
| Fee -Y- O-10-23655 | Fasken Oil and Ranch, Ltd. | Serio (Grayburg) | Andrews | 34 | 1.43M | 210K | Jan 1993 – Jul 2026 |
| Fee "BB" O-10-42344 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Ector | 24 | 1.41M | 4.71M | Feb 2012 – Jul 2026 |
| Midland Farms NO Grby UT O-10-9893 | Fasken Oil and Ranch, Ltd. | Midland Farms, North (Grayburg) | Andrews | 71 | 1.38M | 77.1K | Jan 1993 – Oct 2025 |
| Fee 'CK' O-10-55866 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 4 | 1.34M | 2.4M | Jul 2020 – Jul 2026 |
| Fee "AV" O-10-40938 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 19 | 1.31M | 6M | Dec 2010 – Jul 2026 |
| Fee "AT" O-10-39599 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 18 | 1.3M | 3.34M | Sep 2009 – Jul 2026 |
| Fee "AX" O-10-39610 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 16 | 1.28M | 2.95M | Sep 2009 – Jul 2026 |
| Fee 'BF' O-10-44274 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 21 | 1.27M | 4.8M | Jul 2013 – Jul 2026 |
| Fee "BD" O-10-42591 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Ector | 19 | 1.12M | 4.39M | Feb 2012 – Jul 2026 |
| Aldridge O-10-39071 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 16 | 1.07M | 2M | Jun 2008 – Jul 2026 |
| Fee 'BH' O-10-45317 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 20 | 1.05M | 3.23M | Apr 2014 – Jul 2026 |
| Fee "AL" O-10-39989 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Andrews | 19 | 1.05M | 4.97M | Mar 2010 – Jul 2026 |
| Fee "AD" O-10-41382 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 18 | 1.04M | 4.09M | Jul 2011 – Jul 2026 |
| Gin North Unit O-11-66781 | Fasken Oil and Ranch, Ltd. | Gin, North (8000) | Dawson | 13 | 931K | 183K | Jan 1993 – Jul 2026 |
| University -E- O-10-12531 | Fasken Oil and Ranch, Ltd. | Hutex (Devonian) | Andrews | 3 | 837K | 114K | Jan 1993 – Jul 2026 |
| Los Ybanez Spraberry Unit O-11-69470 | Fasken Oil and Ranch, Ltd. | Los Ybanez (Spraberry) | Dawson | 7 | 775K | 632K | Feb 2010 – Jul 2026 |
| Burkes, Jack D. O-10-27765 | Fasken Oil and Ranch, Ltd. | Germania (Grayburg) | Midland | 11 | 718K | 185K | Jan 1993 – Jul 2026 |