| Riverside 21601 36 G-10-284472 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 576K | 2.12M | Sep 2016 – Feb 2026 |
| Tetris 21601 18 G-10-284550 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 541K | 2.09M | Jun 2017 – Apr 2026 |
| Radio Tower State 21601 28 G-10-284489 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 467K | 3.91M | Aug 2016 – Apr 2026 |
| Blacktop 21601 1 G-10-286786 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 407K | 1.88M | Jan 2019 – Apr 2026 |
| Radio Tower State 21601 28 G-10-284478 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 391K | 3.35M | Mar 2017 – Apr 2026 |
| Riverside 21601 36 G-10-285838 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 390K | 1.73M | May 2018 – Mar 2026 |
| Blacktop 21601 1 G-10-284473 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 372K | 1.79M | Mar 2017 – Apr 2026 |
| Blacktop 21601 1 G-10-286770 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 371K | 1.6M | Jan 2019 – Apr 2026 |
| Blacktop 21601 1 G-10-288741 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 362K | 1.81M | Jan 2020 – Apr 2026 |
| Blacktop 21601 1 G-10-284549 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 347K | 1.69M | Mar 2017 – Apr 2026 |
| Tetris 21601 18 G-10-284559 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 325K | 993K | Jun 2017 – Apr 2026 |
| Riverside 21601 36 G-10-284897 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 324K | 2.46M | May 2018 – Apr 2026 |
| Riverside 21601 G-10-286738 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 323K | 2.03M | Jan 2019 – Apr 2026 |
| Tetris 21601 18 G-10-286628 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 318K | 1.06M | Aug 2018 – Apr 2026 |
| Tetris 21601 18 G-10-286941 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 308K | 955K | Aug 2018 – Apr 2026 |
| Riverside 21601 G-10-286771 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 281K | 2.03M | Jan 2019 – Apr 2026 |
| Fee BM 0601 G-10-299839 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 247K | 839K | Feb 2025 – Apr 2026 |
| Fee BM 0601 G-10-299924 | Fasken Oil and Ranch, Ltd. only | Emma (Barnett Shale) | Andrews | 1 | 237K | 873K | Feb 2025 – Apr 2026 |
| Riverside 21601 36 G-10-285053 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 232K | 1.07M | May 2018 – Apr 2026 |
| Tetris 21601 18 G-10-293438 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 229K | 1.89M | Aug 2022 – Apr 2026 |
| Blacktop 21601 1 G-10-288763 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 219K | 1.88M | Jan 2020 – Apr 2026 |
| Tetris 21601 18 G-10-293437 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 209K | 1.1M | Aug 2022 – Apr 2026 |
| Tetris 21601 18 G-10-293356 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 204K | 889K | Aug 2022 – Apr 2026 |
| Blacktop 21601 1 G-10-293377 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 182K | 1.57M | Aug 2022 – Apr 2026 |
| Blacktop 21601 1 G-10-293514 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 169K | 1.67M | Aug 2022 – Apr 2026 |
| Riverside 21601 G-10-297856 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 149K | 735K | Apr 2024 – Apr 2026 |
| Riverside 21601 36 G-10-284834 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 131K | 2.25M | May 2018 – Apr 2026 |
| Tetris 21601 18 G-10-297614 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 125K | 618K | Apr 2024 – Apr 2026 |
| Tetris 21601 18 G-10-297599 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 117K | 553K | Apr 2024 – Apr 2026 |
| Riverside 21601 G-10-297470 | BTA Oil Producers, LLC only | Sandbar (Bone Spring) | Reeves | 1 | 71.4K | 435K | Apr 2024 – Apr 2026 |
| Radio Tower State 21601 28 G-10-289201 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 69.3K | 2.58M | Mar 2020 – Apr 2026 |
| Killam Mineral Fee "601" G-4-148849 | Killam Oil Co., Ltd. only | Villegas (Middle Wilcox 7950) | Webb | 1 | 37.7K | 1.88M | Mar 1994 – Jul 2008 |
| Temple-Inland Unit A-601 G-6-177272 | Atlas Operating LLC only | Brookeland (Austin Chalk, 8800) | Jasper | 1 | 28.4K | 2.47M | Jan 2000 – Mar 2026 |
| Killam Mineral Fee "601" G-4-152575 | Killam Oil Co., Ltd. only | Villegas (Middle Wilcox 7950) | Webb | 1 | 21.4K | 3.43M | Dec 1994 – Apr 2026 |
| Killam Mineral Fee "601" G-4-115080 | Killam Oil Co., Ltd. only | Villegas (Middle Wilcox 7950) | Webb | 1 | 6.79K | 966K | Jan 1993 – Jan 2016 |
| Killam Mineral Fee "601" G-4-156245 | Killam Oil Co., Ltd. only | Villegas (Middle Wilcox 7950) | Webb | 1 | 5.79K | 77.6K | Oct 1995 – Mar 1997 |
| State Lease 70601 G-3-157273 | Wagner Oil Company only | Galveston Island (Discorbis 4) | Galveston | 1 | 5.15K | 2.3M | Nov 1995 – Jan 2004 |
| State Lease 70601 G-3-66073 | Mitchell Energy Corporation only | Galveston Island (Discorbis 5) | Galveston | 1 | 53 | 165K | Jan 1993 – Oct 1995 |
| Radio Tower State 21601 28 G-10-284490 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 0 | 0 | — |
| Radio Tower State 21601 28 G-10-284568 | BTA Oil Producers, LLC only | Phantom (Wolfcamp) | Reeves | 1 | 0 | 0 | — |
| V. M. Claborn G-13-301202 | BKV Barnett, LLC only | Boonsville (Atoka Congl. 6010) | Wise | 1 | 0 | 3.68K | Jan 2026 – Apr 2026 |