| Nancy Stewart 01 G-2-259861 | Marathon Oil EF LLC only | Sugarkane (Eagle Ford) | Karnes | 1 | 181K | 1.33M | Dec 2010 – Aug 2026 |
| Nancy Stewart 01 G-2-269560 | Marathon Oil EF LLC only | Sugarkane (Eagle Ford) | Karnes | 1 | 175K | 1.3M | Feb 2013 – Aug 2026 |
| Nancy Stewart 01 G-2-269558 | Marathon Oil EF LLC only | Sugarkane (Eagle Ford) | Karnes | 1 | 128K | 1.06M | Feb 2013 – Aug 2026 |
| Nancy Stewart 01 G-2-269551 | Marathon Oil EF LLC only | Sugarkane (Eagle Ford) | Karnes | 1 | 126K | 893K | Feb 2013 – Aug 2026 |
| Stewart G-4-156253 | Dewbre Petroleum Corporation only | Santa Rosa (10,700) | Kenedy | 1 | 82.1K | 7.32M | Nov 1995 – Aug 2026 |
| Stewart G-4-143639 | Apache Corporation only | Santa Rosa (10,700) | Kenedy | 1 | 51.6K | 1.95M | by Jan 1993 – Sep 1996 |
| Stewart, Lee G-6-146122 | Humak Processors, Inc. only | Hainesville, North (CV-Marine) | Wood | 1 | 38.3K | 601K | Apr 1993 – Dec 1996 |
| Stewart G-4-151377 | Dewbre Petroleum Corporation only | Santa Rosa (10,700) | Kenedy | 1 | 29.3K | 3.64M | Aug 1994 – Aug 2026 |
| Stewart-Enis G-13-207497 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 29.3K | 1.57M | Mar 2005 – Jul 2026 |
| Stewart G-6-284263 | E2 Operating LLC only | Eastham State Farm (Glenrose) | Madison | 1 | 27.6K | 75K | Oct 2017 – Jun 2026 |
| Stewart G-4-160038 | Dewbre Petroleum Corporation only | Santa Rosa (10,700) | Kenedy | 1 | 22.7K | 2.28M | Sep 1996 – Aug 2026 |
| Stewart Unit G-13-214663 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Hood | 1 | 18.5K | 1.62M | Dec 2005 – Aug 2026 |
| Roady-Hulsey G-8-107209 | Stewart Family Holdings LLC only | Eastland County Regular (Gas) | Eastland | 1 | 15.7K | 231K | by Jan 1993 – Aug 2026 |
| Stewart G-4-107482 | Faulconer Energy, LLC only | Santa Rosa (10,700) | Kenedy | 1 | 15.1K | 2.03M | by Jan 1993 – May 2024 |
| Stewart-Enis G-13-196169 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 14K | 664K | Jul 2003 – Jul 2026 |
| Stewart-Enis G-13-215418 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 12.4K | 999K | Feb 2006 – Jul 2026 |
| Stewart-Enis G-13-177545 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 11.5K | 909K | Apr 2000 – Jul 2026 |
| Stewart-Enis G-13-214997 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 10.8K | 752K | Feb 2006 – Jul 2026 |
| Stewart a (AW) G-6-300985 | Sabine Energy Inc. only | Overton (Cotton Valley Sand) | Smith | 1 | 10.5K | 2.72M | Jan 2026 – Aug 2026 |
| Stewart-Enis G-13-196168 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 10.1K | 590K | Jun 2003 – Jul 2026 |
| Stewart-Enis G-13-212362 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 9.76K | 886K | Oct 2005 – Jul 2026 |
| Stewart-Enis Unit G-13-200600 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 8.93K | 635K | Feb 2004 – Jul 2026 |
| Langdon B - Stewart Unit G-13-265465 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Hood | 1 | 8.66K | 1.12M | May 2012 – Aug 2026 |
| Stewart Ranch G-14-87885 | Sandlot Oil & Gas LLC only | Stuart Ranch (Morrow Lower) | Lipscomb | 1 | 8.64K | 1.1M | by Jan 1993 – Mar 2021 |
| Stewart G-13-287318 | Safari Resources, LLC only | Young County Regular | Young | 1 | 8.58K | 123K | Oct 2018 – Jul 2026 |
| Ruth Stewart G-6-265331 | Valence Operating Company only | Martinsville (Travis Peak) | Nacogdoches | 1 | 8.27K | 3.04M | May 2013 – Aug 2026 |
| Langdon B - Stewart Unit G-13-265466 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Hood | 1 | 8.2K | 1.15M | May 2012 – Aug 2026 |
| Stewart-Enis Unit G-13-233562 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 7.91K | 465K | Sep 2007 – Jul 2026 |
| Stewart Trust G-4-259654 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 7.82K | 2.24M | Aug 2010 – Aug 2026 |
| Stewart-Enis G-13-196167 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 7.7K | 547K | Jun 2003 – Jul 2026 |
| Stewart 32 G-10-128908 | Diamondback E&P LLC only | Parks (Consolidated) | Midland | 1 | 7.19K | 303K | by Jan 1993 – Jan 2024 |
| Stewart G-4-151378 | Apache Corporation only | Santa Rosa (10,700) | Kenedy | 1 | 7.17K | 984K | Aug 1994 – May 2006 |
| Stewart Trust G-4-266533 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 7.15K | 2.58M | Sep 2011 – Aug 2026 |
| Stewart-Enis Unit G-13-233565 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 7.05K | 492K | Sep 2007 – Jul 2026 |
| Stewart Unit G-13-237665 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Hood | 1 | 6.71K | 963K | Feb 2008 – Aug 2026 |
| Stewart-Enis G-13-200604 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 6.39K | 595K | Feb 2004 – Jul 2026 |
| Stewart-Enis Unit G-13-233603 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 6.19K | 495K | Jul 2007 – Jul 2026 |
| Stewart State G-4-259263 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 6.09K | 3.83M | May 2010 – Aug 2026 |
| Stewart Unit G-13-236164 | BKV Barnett II, LLC only | Newark, East (Barnett Shale) | Hood | 1 | 6.07K | 933K | Jul 2007 – Aug 2026 |
| Stewart Trust 1523 G-4-273190 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 5.81K | 3.04M | Nov 2013 – Aug 2026 |
| Hachar Stewart State GU B G-4-278058 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 5.64K | 2.34M | Dec 2014 – Aug 2026 |
| Stewart-Enis Unit G-13-233564 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 5.62K | 644K | Sep 2007 – Jul 2026 |
| Stewart State G-4-259323 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 5.41K | 3.67M | Dec 2010 – Aug 2026 |
| Sanders, B. G. G-13-120767 | Bridwell Oil Co. only | Stewart (Marble Falls) | Jack | 1 | 5.37K | 291K | by Jan 1993 – Jun 2008 |
| Stewart-Enis Unit G-13-201594 | Lime Rock Resources IV-a, L.P. only | Newark, East (Barnett Shale) | Denton | 1 | 5.29K | 646K | Mar 2004 – Jul 2026 |
| Stewart Unit G-13-237667 | Eagleridge Operating, LLC only | Newark, East (Barnett Shale) | Hood | 1 | 5.26K | 216K | Feb 2008 – Apr 2025 |
| Hachar Stewart State GU A G-4-277902 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 4.99K | 2.41M | Dec 2014 – Aug 2026 |
| Stewart, Maco "a" #9 G-3-190454 | Sawtooth Operating Co., Inc. only | Gillock | Galveston | 1 | 4.99K | 151K | Oct 2001 – Jun 2018 |
| Stewart State G-4-267621 | Lewis Petro Properties, Inc. only | Owen (Olmos) | Webb | 1 | 4.78K | 3.21M | Oct 2011 – Aug 2026 |
| Stewart, Maco A G-3-161674 | Columbus Energy, LLC only | Dickinson (Frio Cons.) | Galveston | 1 | 4.53K | 727K | Nov 1996 – Jul 2010 |