| Humphreys Trust O-14-9181 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 2 | 296K | 5.25M | Sep 2014 – Dec 2018 |
| Humphreys Trust G-14-291308 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 197K | 5.03M | Feb 2015 – Apr 2026 |
| Humphrey-Benson Unit O-3-12965 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 4 | 110K | 1.31M | Jan 1993 – Apr 2025 |
| Humphreys 31 G-14-278662 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 103K | 393K | Jul 2015 – Apr 2026 |
| Humphreys 34 G-14-278964 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 85.4K | 759K | Mar 2015 – Apr 2026 |
| Humphreys 36 G-14-269916 | Mmgl Txph, LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 82.7K | 812K | Nov 2012 – Apr 2026 |
| Humphreys 59 Unit O-14-9424 | Unbridled Resources, LLC only | Feldman (Tonkawa) | Hemphill | 2 | 80.2K | 362K | Feb 2015 – Apr 2026 |
| Humphreys G-3-206430 | Hughes Oil Operating, LLC only | Hardin, SW. (H. Daniel Sand) | Liberty | 1 | 76.8K | 4.57M | Nov 2004 – Apr 2015 |
| Diamond O-8-27314 | Older Than Dirt LLC only | Humphrey-Chapman, E. (Canyon SD) | Haskell | 10 | 66.9K | 36 | Dec 1994 – Nov 2022 |
| Humphreys 59 O-14-7339 | Enervest Operating, L.L.C. only | Sparks (Tonkawa) | Hemphill | 3 | 65.8K | 454K | Jan 2000 – Dec 2012 |
| Humphreys, J. H. "C" O-11-10084 | GNG Operating LLC only | Sharon Ridge (1700) | Mitchell | 11 | 59.2K | 21 | Jan 1993 – Apr 2026 |
| Humphrey Ranch "A" O-13-20885 | Sendero Energy Inc. only | Cooke County Regular | Cooke | 7 | 56K | 21 | Jan 1993 – Jun 2018 |
| Winkles, Minnie O-8-14081 | Momentum Operating Co., Inc. only | Humphrey-Bashford (King Sd.) | Jones | 4 | 55.9K | 48 | Jan 1993 – Apr 2026 |
| Humphreys O-14-2950 | Unbridled Resources, LLC only | Feldman (Tonkawa) | Hemphill | 9 | 53.6K | 853K | Jan 1993 – Mar 2026 |
| Humphreys Trust G-14-290517 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 49.5K | 655K | Jan 2019 – Apr 2026 |
| Humphreys 37 O-14-9183 | Le Norman Operating LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 2 | 49.1K | 562K | May 2014 – Feb 2015 |
| Humphreys 37 G-14-278085 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 39.1K | 472K | Feb 2015 – Apr 2026 |
| Humphreys 37 G-14-279243 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 38.7K | 485K | Mar 2015 – Apr 2026 |
| Davis O-8-24493 | Bridwell Oil Co. only | Humphrey-Chapman | Haskell | 2 | 38.1K | 62 | Jan 1993 – Apr 2026 |
| Humphreys G-3-206426 | Smith Production Inc. only | Hardin, SW. (H. Daniel Sand) | Liberty | 1 | 37.9K | 2.56M | Nov 2004 – Apr 2006 |
| Humphreys, J. H. "B" O-11-9653 | GNG Operating LLC only | Sharon Ridge (1700) | Mitchell | 11 | 37.6K | 1.12K | Jan 1993 – Sep 2025 |
| Lockhart -27- G-14-150162 | Unbridled Resources, LLC only | Humphreys, N.W. (Morrow Upper) | Hemphill | 1 | 37.3K | 4.23M | May 1994 – Jun 2016 |
| Humphreys 31 O-14-9259 | Le Norman Operating LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 36.2K | 150K | Dec 2014 – Jun 2015 |
| Humphreys 37 G-14-279065 | Presidio Petroleum LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 35.1K | 705K | Mar 2015 – Apr 2026 |
| Fee "37" O-14-6442 | Aquila Energy Resources Corp. only | Humphreys, N.W. (Morrow Upper) | Hemphill | 1 | 33.8K | 796K | Jan 1993 – Nov 1994 |
| Humphreys O-14-6267 | 4P Energy Texas, LLC only | Sparks (Tonkawa) | Hemphill | 2 | 33.6K | 282K | Jan 1993 – Jan 2015 |
| Humphreys 34 O-14-9247 | Le Norman Operating LLC only | Lipscomb, S.E. (Cleveland) | Hemphill | 1 | 30.4K | 188K | Oct 2014 – Feb 2015 |
| Humphreys 60 O-14-7357 | Enervest Operating, L.L.C. only | Sparks (Tonkawa) | Hemphill | 1 | 30K | 403K | Jul 2000 – Dec 2012 |
| Humphrey O-14-7546 | Devon Energy Production Co, L.P. only | Mathers (Cleveland) | Hemphill | 1 | 27.2K | 202K | Aug 2004 – Nov 2011 |
| Foster O-8-30739 | CDJ Oil Company, LLC only | Humphrey Gray | Jones | 1 | 27K | 0 | Aug 2010 – Apr 2022 |
| Humphreys 28 O-14-7354 | Enervest Operating, L.L.C. only | Sparks (Tonkawa) | Hemphill | 1 | 25.5K | 174K | Jun 2000 – Dec 2012 |
| Humphreys, K.V.H. O-3-24707 | PNG Operating Company only | Hardin (Y-12) | Liberty | 1 | 22.6K | 163K | Apr 2005 – Jul 2017 |
| Humphreys O-14-6323 | Unbridled Resources, LLC only | Feldman (Tonkawa) | Hemphill | 1 | 19.2K | 79.8K | Jan 1993 – Dec 2017 |
| Baldwin, A O-8-2063 | DJ & T Services, LLC only | Humphrey-Chapman | Haskell | 1 | 17.7K | 21 | Jan 1993 – Nov 2022 |
| Humphreys 59 O-14-9202 | Unbridled Resources, LLC only | Feldman (Tonkawa) | Hemphill | 2 | 17.6K | 84K | Jan 2013 – Apr 2023 |
| Humphreys,b.f.heirs Gas Unit #1 G-6-97208 | Faulconer Energy, LLC only | Rosewood (Cotton Valley) | Upshur | 1 | 17.2K | 1.05M | Jan 1993 – Apr 2026 |
| Ayers-Humphrey (AW) O-6-16014 | Barrow-Shaver Resources Co. only | Hidden Rock (Cotton Valley Lime) | Cass | 1 | 17.1K | 144K | Dec 2023 – Apr 2026 |
| Humphreys, J. H. "A" O-11-9747 | GNG Operating LLC only | Sharon Ridge (1700) | Mitchell | 3 | 15.6K | 486 | Jan 1993 – Oct 2025 |
| Humphreys O-14-5106 | Unbridled Resources, LLC only | Mathers Ranch (Tonkawa) | Hemphill | 1 | 15.5K | 774K | Jan 1993 – May 2017 |
| Swenson O-8-31203 | JQL Energy, LLC only | Humphrey Gray | Jones | 2 | 14.2K | 0 | Apr 2013 – Mar 2026 |
| Riggins O-8-24453 | Borderline Operating Corp. only | Fisher-Humphreys (Bend Congl.) | Haskell | 1 | 13.7K | 998 | Jan 1993 – Sep 2006 |
| Swenson-Huff O-8-31406 | JQL Energy, LLC only | Humphrey Gray | Jones | 3 | 13.3K | 0 | Nov 2013 – Apr 2026 |
| Humphrey, et Al O-13-18341 | R2Q Operating LLC only | Clay County Regular | Clay | 10 | 11.9K | 141 | Jan 1993 – Feb 2026 |
| Humphrey, A.C. O-8-14233 | Momentum Operating Co., Inc. only | Jones County Regular | Jones | 2 | 11.6K | 48 | Jan 1993 – Mar 2016 |
| Humphrey O-8-28317 | Sinclair Oil Corporation only | Little Horn (Canyon Lime) | Nolan | 1 | 11.4K | 10 | Aug 1997 – Dec 1998 |
| Lockhart -27- O-14-6356 | Sonat Exploration Company only | Humphreys, N.W. (Morrow Upper) | Hemphill | 1 | 9.79K | 613K | Jan 1993 – May 1994 |
| Humphreys O-3-24926 | Hughes Oil Operating, LLC only | Hardin, SW. (Cook Mountain #1) | Liberty | 1 | 9.74K | 30K | Jul 2006 – Aug 2011 |
| Humphrey, C. E. -A- O-8-25962 | Diler Development Inc. only | Kaitlen (Frazier Lime) | Taylor | 1 | 9.2K | 10 | May 1993 – Jul 2007 |
| Humphreys 28 O-14-9201 | Unbridled Resources, LLC only | Feldman (Tonkawa) | Hemphill | 2 | 8.78K | 96.7K | Jan 2013 – Apr 2026 |
| Humphreys "#2-163" O-14-6365 | Credo Petroleum Corporation only | Mathers Ranch (Tonkawa) | Hemphill | 1 | 7.8K | 262K | Jan 1993 – Jan 2007 |