| Stewart 28-21 Unit O-10-48229 | Blue Arrow Operating, LLC only | Hoefs T-K (Wolfcamp) | Pecos | 3 | 1.65M | 4.11M | Mar 2016 – Aug 2026 |
| Stewart, Maco -a- 300 O-3-1631 | Gcows Operating LLC only | Gillock (Big Gas) | Galveston | 9 | 1.03M | 243K | by Jan 1993 – Aug 2026 |
| Stewart 22-15 O-10-47508 | Blue Arrow Operating, LLC only | Hoefs T-K (Wolfcamp) | Pecos | 1 | 849K | 1.43M | Nov 2015 – Aug 2026 |
| State Stewart 1-12 UD 1TB O-10-53924 | Blue Arrow Operating, LLC only | Hoefs T-K (Wolfcamp) | Pecos | 1 | 499K | 775K | Jan 2019 – Aug 2026 |
| Stewart, Curtis O-6-11525 | HD Operating Co, LLC only | Pittsburg (Sub-Clarksville) | Camp | 5 | 453K | 21 | by Jan 1993 – Mar 2026 |
| Stewart O-1-15635 | Arete Operating Company, LLC only | Pearsall (Austin Chalk) | Frio | 4 | 448K | 161K | Jul 2010 – Aug 2026 |
| Stewart A O-3-27590 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 1 | 389K | 572K | Apr 2019 – Aug 2026 |
| Stewart-Ivey a 206 O-1-20527 | Trinity Operating (Usg), LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 361K | 466K | Jul 2021 – Aug 2026 |
| Stewart Unit O-3-23138 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 1 | 329K | 178K | Dec 1996 – Aug 2026 |
| Stewart, Maco O-3-4721 | Progenies Operating LLC only | Gillock (Big Gas) | Galveston | 6 | 268K | 267K | by Jan 1993 – Mar 2014 |
| Stewart O-10-39559 | Trigeo Energy, LLC only | Spraberry (Trend Area) | Sterling | 8 | 264K | 1.58M | Jul 2009 – Jul 2024 |
| Stewart, Maco -B- 280 O-3-1634 | Sawtooth Operating Co., Inc. only | Gillock (Big Gas) | Galveston | 6 | 263K | 188K | by Jan 1993 – Nov 2018 |
| Stewart 30 O-10-45270 | Blue Arrow Operating, LLC only | Hoefs T-K (Wolfcamp) | Pecos | 2 | 263K | 327K | Feb 2014 – Aug 2026 |
| Stewart Giese Henke SA4 O-1-21658 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 247K | 286K | Jan 2025 – Aug 2026 |
| Stewart O-11-67399 | Petex only | S-M-S (Canyon Sand) | Kent | 4 | 239K | 0 | May 1995 – Aug 2026 |
| Stewart Giese Henke SA2 O-1-21711 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 214K | 305K | Jan 2025 – Aug 2026 |
| McKaskle-Stewart Unit O-10-36343 | Diamondback E&P LLC only | Bryant -G- (Devonian) | Midland | 2 | 194K | 2.18M | Sep 1999 – Aug 2026 |
| Stewart -A- O-13-7617 | W T X Capital Investments, LLC only | Young County Regular | Young | 58 | 191K | 5 | by Jan 1993 – Aug 2026 |
| Stewart, Curtis "A" O-6-13568 | HD Operating Co, LLC only | Pittsburg (Sub-Clarksville) | Camp | 3 | 189K | 0 | Sep 1996 – Jul 2023 |
| Stewart, Reed O-10-39671 | Trigeo Energy, LLC only | Spraberry (Trend Area) | Sterling | 5 | 185K | 361K | Sep 2009 – Jul 2024 |
| Stewart Yates Sand Unit O-10-17768 | Wash, Robert C. Inc. only | Howard Glasscock | Howard | 25 | 175K | 128 | by Jan 1993 – Nov 2011 |
| Stewart Giese Henke SA3 O-1-21617 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 175K | 212K | Jan 2025 – Aug 2026 |
| Elrod Stewart 10 O-10-40578 | New Height Energy, LLC only | Spraberry (Trend Area) | Howard | 4 | 163K | 408K | Sep 2010 – Jun 2026 |
| Stewart O-11-67187 | Finley Resources, Inc. only | Ackerly, Northeast (Canyon Reef) | Dawson | 3 | 159K | 73.8K | Nov 1993 – May 2003 |
| Stewart O-9-18365 | Geosurveys, Inc. only | Draw the Line (Canyon) | Concho | 4 | 157K | 9.48K | Aug 2013 – Jul 2026 |
| Stewart O-14-1173 | Burk Royalty Co., Ltd. only | Panhandle Hutchinson County Fld. | Hutchinson | 10 | 148K | 267K | by Jan 1993 – Aug 2026 |
| Stewart "30" O-10-36227 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 3 | 127K | 227K | Feb 2000 – Aug 2026 |
| Stewart O-13-29783 | McCutchin Petroleum Corporation only | Shirley (Caddo Congl.) | Montague | 2 | 126K | 540K | Jul 2000 – Aug 2026 |
| Stewart-Henke Unit O-1-16385 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 125K | 151K | Nov 2012 – Jun 2026 |
| Englin, Josie O-3-11341 | Puls Operating Company only | Stowell, S. (Stewart U-3) | Jefferson | 1 | 119K | 16.6K | by Jan 1993 – Aug 2026 |
| Stewart-Finley Unit O-1-15686 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 116K | 135K | Nov 2011 – Aug 2026 |
| Kountze,denman & Stewart,j.t.iii O-3-2166 | Harrison, Sam G. Oil, Inc. only | Hillje, South | Wharton | 1 | 112K | 117K | by Jan 1993 – Oct 2017 |
| Stewart O-11-63291 | Byrd Operating Company only | JO-Mill (Spraberry) | Dawson | 2 | 108K | 65.9K | by Jan 1993 – Jun 2021 |
| Stewart-Giese Unit O-1-15600 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-1) | Atascosa | 1 | 106K | 140K | Nov 2011 – Aug 2025 |
| Stewart, Maco /a/ 390 O-3-1633 | Gcows Operating LLC only | Gillock (Big Gas) | Galveston | 11 | 105K | 732K | by Jan 1993 – Aug 2026 |
| Stewart, G. C. O-10-24083 | Apache Corporation only | Howard Glasscock | Howard | 14 | 96K | 23 | by Jan 1993 – Nov 2011 |
| Stewart - Michael Unit O-1-16563 | Arete Operating Company, LLC only | Pearsall (Austin Chalk) | Frio | 1 | 95.6K | 42.1K | Nov 2011 – Aug 2026 |
| Stewart, G. C. O-10-21331 | Legacy Reserves Operating LP only | Howard Glasscock | Howard | 7 | 83.6K | 187 | by Jan 1993 – Nov 2011 |
| Stewart, Lee O-6-13181 | Southwest Operating, Inc.-Tyler only | Hainesville (Cotton Valley, U.) | Wood | 1 | 82K | 817K | May 1993 – Aug 2026 |
| Wise Stewart O-13-34245 | B.O.L.D. Oil and Gas, LLC only | Cherrykirk (Strawn) | Jack | 5 | 72.1K | 0 | Nov 2023 – Aug 2026 |
| McKaskle-Stewart O-10-37264 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 1 | 71.9K | 129K | Apr 2004 – Aug 2026 |
| Stewart, Maco A O-3-24600 | Columbus Energy, LLC only | Dickinson (Frio Cons.) | Galveston | 5 | 70.7K | 336K | Sep 2004 – Dec 2020 |
| Stewart O-3-28009 | Hilcorp Energy Company only | Franks, NW. (8900) | Galveston | 1 | 69.1K | 10.5K | Nov 2022 – Aug 2026 |
| Stewart "A" O-10-30394 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 1 | 62.5K | 127K | by Jan 1993 – May 2019 |
| Savage, Stewart O-3-10610 | Alltex Exploration, Inc. only | Wadsworth (A-2) | Matagorda | 3 | 62.2K | 307 | by Jan 1993 – Jun 2026 |
| Maco Stewart "a" A/C-1 O-3-17176 | KCS Resources, Inc. only | Dickinson, Deep (Frio 17) | Galveston | 2 | 59.9K | 162K | by Jan 1993 – Aug 2004 |
| Stewart, J. S. O-13-16292 | Great American Resources Inc. only | Risch, East (Caddo Congl.) | Wise | 10 | 56.6K | 217K | by Jan 1993 – Aug 2026 |
| Stewart 1 O-10-40988 | Bayswater Operating Company LLC only | Spraberry (Trend Area) | Howard | 2 | 56.2K | 117K | Nov 2010 – Jul 2026 |
| L. D. Stewart O-6-15225 | Fair Oil, Ltd. only | Mt. Vernon (Travis Peak) | Franklin | 2 | 55K | 0 | Jun 2013 – Apr 2026 |
| Stewart B O-8-30658 | Patton, E. N. Oil Company, Inc. only | Cook's Choice (Strawn Sand) | Nolan | 1 | 52.9K | 37.8K | Nov 2010 – Jul 2026 |