| Loma Blanca G-1-284988 | Fasken Oil and Ranch, Ltd. | Briscoe Ranch (Eagleford) | Webb | 1 | 311K | 3.47M | Jun 2018 – Aug 2026 |
| U-Texas #36995-a/C 2 O-10-4039 | Fasken Oil and Ranch, Ltd. | Magutex (Devonian) | Andrews | 6 | 305K | 209K | by Jan 1993 – Aug 2026 |
| Loma Blanca G-1-285315 | Fasken Oil and Ranch, Ltd. | Briscoe Ranch (Eagleford) | Webb | 1 | 297K | 4.58M | Jul 2018 – Aug 2026 |
| Loma Blanca G-1-285320 | Fasken Oil and Ranch, Ltd. | Briscoe Ranch (Eagleford) | Webb | 1 | 285K | 4.29M | Jul 2018 – Aug 2026 |
| Fee -J- O-10-12602 | Fasken Oil and Ranch, Ltd. | Block 2 (Grayburg) | Andrews | 9 | 285K | 15.3K | by Jan 1993 – Aug 2026 |
| Fee BM 0601 G-10-299839 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 279K | 938K | Feb 2025 – Aug 2026 |
| Loma Blanca G-1-285316 | Fasken Oil and Ranch, Ltd. | Briscoe Ranch (Eagleford) | Webb | 1 | 272K | 4.92M | Jul 2018 – Aug 2026 |
| Fee BVM B G-10-299902 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 266K | 1.11M | Mar 2025 – Aug 2026 |
| Fee BM 0601 G-10-299924 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 260K | 946K | Feb 2025 – Aug 2026 |
| U-Texas #36991 O-10-12014 | Fasken Oil and Ranch, Ltd. | Magutex (Devonian) | Andrews | 2 | 259K | 148K | by Jan 1993 – Aug 2026 |
| Loma Blanca G-1-285317 | Fasken Oil and Ranch, Ltd. | Briscoe Ranch (Eagleford) | Webb | 1 | 256K | 5.1M | Jul 2018 – Aug 2026 |
| Loma Blanca G-1-289726 | Fasken Oil and Ranch, Ltd. | Briscoe Ranch (Eagleford) | Webb | 1 | 254K | 2.72M | Mar 2021 – Aug 2026 |
| Manor Park West MS Unit O-10-55914 | Fasken Oil and Ranch, Ltd. | Spraberry (Trend Area) | Midland | 1 | 252K | 456K | Jul 2020 – Aug 2026 |
| Jones, Percy Tract 2 O-11-609 | Fasken Oil and Ranch, Ltd. | Clairemont (Penn., Lower) | Kent | 6 | 248K | 21 | by Jan 1993 – Aug 2025 |
| Fasken ZB 4143 O-10-61062 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 238K | 563K | Jan 2024 – Aug 2026 |
| Fee Bar A G-10-300519 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Midland | 1 | 236K | 992K | Apr 2025 – Aug 2026 |
| Foster, Toby O-11-19434 | Fasken Oil and Ranch, Ltd. | D. E. B. (Wolfcamp, Zone -B-) | Gaines | 2 | 224K | 206K | by Jan 1993 – Aug 2026 |
| Fee "AH" O-10-36973 | Fasken Oil and Ranch, Ltd. | Cowden, North | Ector | 3 | 224K | 14K | Nov 2002 – Aug 2026 |
| Fee La G-10-294594 | Fasken Oil and Ranch, Ltd. | 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. | Magutex (Wolfcamp) | Andrews | 3 | 220K | 138K | May 2004 – Aug 2026 |
| Monterey University O-10-30532 | Fasken Oil and Ranch, Ltd. | Fullerton (San Andres) | Andrews | 5 | 220K | 185K | by Jan 1993 – Aug 2026 |
| Fee BVM A G-10-299901 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 1 | 220K | 1.09M | Mar 2025 – Aug 2026 |
| Fasken -G-45- O-10-17704 | Fasken Oil and Ranch, Ltd. | Circle Bar (Ellen) | Ector | 1 | 214K | 512K | by Jan 1993 – Nov 2023 |
| Fasken O-10-29230 | Fasken Oil and Ranch, Ltd. | Moonlight (Mississippian) | Midland | 1 | 207K | 544K | by Jan 1993 – May 2026 |
| Fee Bar A G-10-300520 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Midland | 1 | 206K | 988K | Apr 2025 – Aug 2026 |
| Fee BN 3328 G-10-299963 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Midland | 1 | 202K | 956K | Apr 2025 – Aug 2026 |
| Fee BN 3328 G-10-300000 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Midland | 1 | 202K | 973K | Apr 2025 – Aug 2026 |
| Helms "A" O-11-65035 | Fasken Oil and Ranch, Ltd. | Yellowhouse | Hockley | 4 | 202K | 5.53K | by Jan 1993 – Aug 2026 |
| Chandler O-10-35875 | Fasken Oil and Ranch, Ltd. | Caprock, East (Fusselman) | Martin | 1 | 200K | 37.3K | Oct 1998 – Aug 2026 |
| Fee -K- O-10-12654 | Fasken Oil and Ranch, Ltd. | Fasken (Wolfcamp) | Andrews | 2 | 200K | 255K | by Jan 1993 – Aug 2026 |
| Burke, Autrey "16" O-11-69030 | Fasken Oil and Ranch, Ltd. | Los Ybanez (Spraberry) | Dawson | 2 | 199K | 371K | Feb 2007 – Jan 2010 |
| Vinson "16" O-11-69046 | Fasken Oil and Ranch, Ltd. | Los Ybanez (Spraberry) | Dawson | 1 | 183K | 403K | Dec 2006 – Jan 2010 |
| Aldridge O-10-29784 | Fasken Oil and Ranch, Ltd. | Moonlight (Mississippian) | Midland | 1 | 174K | 541K | by Jan 1993 – Aug 2026 |
| Anderson "39" O-10-31381 | Fasken Oil and Ranch, Ltd. | Caprock, East (Fusselman) | Martin | 3 | 165K | 50.4K | by Jan 1993 – Mar 2025 |
| Fee -A- O-10-4045 | Fasken Oil and Ranch, Ltd. | Magutex (Ellenburger) | Andrews | 2 | 161K | 100K | by Jan 1993 – Aug 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 | 156K | 75.8K | by Jan 1993 – Aug 2026 |
| King O-11-66801 | Fasken Oil and Ranch, Ltd. | Buenos (Strawn) | Garza | 2 | 155K | 93.3K | by Jan 1993 – Nov 1998 |
| Newsom 121 O-11-67644 | Fasken Oil and Ranch, Ltd. | Julie (San Andres) | Gaines | 1 | 154K | 35.5K | Nov 1996 – Aug 2026 |
| Hawkins "14" O-11-69031 | Fasken Oil and Ranch, Ltd. | Mati Rae (Spraberry) | Dawson | 5 | 147K | 315K | Jan 2007 – Jan 2011 |
| Taylor "26" O-11-69151 | Fasken Oil and Ranch, Ltd. | Wellkat (Silurian) | Terry | 1 | 136K | 0 | Aug 2007 – Aug 2026 |
| Krom, Harold O-11-19338 | Fasken Oil and Ranch, Ltd. | Bunin (Devonian) | Gaines | 1 | 130K | 22 | by Jan 1993 – Aug 2026 |
| Fee -ZB- O-10-29318 | Fasken Oil and Ranch, Ltd. | Cowden, North | Andrews | 4 | 129K | 98.6K | by Jan 1993 – Aug 2026 |
| Eicke Ranch O-11-67345 | Fasken Oil and Ranch, Ltd. | Eicke Ranch (Strawn) | Borden | 2 | 128K | 90.2K | Dec 1994 – Jun 2005 |
| Fee Bar A O-10-64979 | Fasken Oil and Ranch, Ltd. | Emma (Barnett Shale) | Andrews | 4 | 128K | 439K | Feb 2026 – Aug 2026 |
| Devitt-Jones O-11-65384 | Fasken Oil and Ranch, Ltd. | Levelland | Hockley | 1 | 127K | 79.7K | by Jan 1993 – Aug 2026 |
| Fee -ZA- O-10-27238 | Fasken Oil and Ranch, Ltd. | Fasken (Penn.) | Andrews | 13 | 125K | 1.37M | by Jan 1993 – Aug 2026 |
| State "9" O-11-69100 | Fasken Oil and Ranch, Ltd. | Los Ybanez (Spraberry) | Dawson | 2 | 120K | 368K | May 2007 – Jan 2010 |
| Arco-Mobil 185 O-11-66815 | Fasken Oil and Ranch, Ltd. | Three-O-Three (San Andres) | Gaines | 1 | 115K | 68.2K | by Jan 1993 – Aug 2026 |
| Jones Estate "F" O-11-60637 | Fasken Oil and Ranch, Ltd. | Bale (Devonian) | Gaines | 1 | 114K | 22 | by Jan 1993 – May 2024 |