| North Robertson Unit O-11-65930 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 562 | 25.7M | 12.1M | Jan 1993 – Jul 2026 |
| Robertson /Clearfork/ Unit O-11-60580 | Hilcorp Energy Company only | Robertson, N. (Clear Fork 7100) | Gaines | 486 | 21.5M | 11.5M | Jan 1993 – Jul 2026 |
| South Central Robertson Unit O-11-62596 | Crescent Energy Operating, LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 145 | 20.4M | 10M | Jan 1993 – Jul 2026 |
| Central Robertson Clearfork Unit O-11-65590 | Occidental Permian EOR, LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 154 | 19.6M | 7.81M | Jan 1993 – Jul 2026 |
| Syco Unit O-11-66735 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 50 | 7.45M | 3.39M | Jan 1993 – Jul 2026 |
| Robertson Unit O-11-62665 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 109 | 7.29M | 2.92M | Jan 1993 – Jul 2026 |
| Robertson (San Andres) Unit O-11-66037 | Occidental Permian EOR, LLC only | Robertson, N. (San Andres) | Gaines | 73 | 4.68M | 1.65M | Jan 1993 – Jul 2026 |
| South Robertson (San Andres) U. O-11-67419 | Contango Resources, Inc. only | Robertson, N. (San Andres) | Gaines | 60 | 3.31M | 722K | Aug 1995 – Jan 2022 |
| Robertson N. Clearfork Lo. Unit O-11-62414 | Seaboard Operating Co. only | Robertson, N. (Clear Fork 7100) | Gaines | 48 | 2.82M | 1.55M | Jan 1993 – Jul 2026 |
| Eubanks (Clearfork) Unit O-11-62780 | Citation Oil & Gas Corp. only | Robertson, N. (Clear Fork 7100) | Gaines | 40 | 1.39M | 701K | Jan 1993 – Jul 2026 |
| North Robertson San Andres Unit O-11-70072 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 73 | 1.3M | 744K | Dec 2013 – Dec 2021 |
| Rudd O-11-68320 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 23 | 1.17M | 922K | Jun 2001 – Jul 2026 |
| Exxon Fee Eubanks "D" O-11-62478 | Citation Oil & Gas Corp. only | Robertson, N. (Clear Fork 7100) | Gaines | 22 | 1.14M | 542K | Jan 1993 – Jul 2026 |
| Exxon Fee Eubanks "C" O-11-62540 | Citation Oil & Gas Corp. only | Robertson, N. (Clear Fork 7100) | Gaines | 22 | 1.04M | 516K | Jan 1993 – Jul 2026 |
| Robertson State Unit 2-5 O-10-47332 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 931K | 2.75M | Dec 2015 – Jul 2026 |
| North Robertson San Andres Unit O-11-71163 | Citation Oil & Gas Corp. only | Harris (San Andres) | Gaines | 78 | 797K | 519K | Feb 2020 – Jul 2026 |
| Robertson, J. M. O-6-237 | Glori Energy Holdings Inc. only | Coke | Wood | 3 | 662K | 91.2K | Jan 1993 – Jun 2016 |
| Jenkins, Sam C. O-11-67380 | Seaboard Operating Co. only | Robertson, N. (Clear Fork 7100) | Gaines | 14 | 619K | 326K | Apr 1995 – Jul 2026 |
| Henry O-11-68283 | Seaboard Operating Co. only | Robertson, N. (San Andres) | Gaines | 18 | 398K | 44.6K | Feb 2001 – Jan 2022 |
| Robertson, A. L. "D" O-11-62793 | Surge Operating, LLC only | Hoople (Clear Fork) | Crosby | 16 | 379K | 10.3K | Jan 1993 – Jul 2026 |
| Wharton, A. B. Jr. "E" Joa O-11-68760 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 6 | 351K | 81.6K | Mar 2005 – Oct 2020 |
| Rudd 'A' O-11-68968 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 10 | 328K | 237K | Jun 2006 – Jul 2026 |
| Riley, James B. O-11-67378 | Seaboard Operating Co. only | Robertson, N. (Clear Fork 7100) | Gaines | 7 | 322K | 209K | Apr 1995 – Jul 2026 |
| Morton O-11-68706 | Ring Energy, Inc. only | Robertson, N. (San Andres) | Gaines | 5 | 293K | 82.5K | Nov 2004 – Feb 2022 |
| Robertson O-10-37370 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 3 | 271K | 632K | Jun 2004 – Jul 2026 |
| Wharton, A. B. Jr. "a" Joa O-11-68699 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 11 | 268K | 20.9K | Aug 2004 – Oct 2020 |
| Elam O-11-68669 | Sabinal Energy Operating, LLC only | Robertson, N. (San Andres) | Gaines | 4 | 232K | 54.4K | Dec 2003 – Oct 2020 |
| Robertson, Joe 2 O-13-28190 | BKM Production only | Sherman (Ordivician 9,450) | Grayson | 1 | 223K | 1.61M | Jan 1993 – Jul 2026 |
| Exxon Fee "B" O-11-65277 | Citation Oil & Gas Corp. only | Robertson, N. (Devonian) | Gaines | 4 | 212K | 54.5K | Jan 1993 – Jul 2026 |
| Stark, Mattye E. O-11-67735 | Q Natural Resources, LLC only | Robertson | Gaines | 2 | 210K | 85.4K | May 1997 – Jul 2026 |
| Robertson, J. B. '16' O-11-68408 | Bce-Mach III LLC only | Harris | Gaines | 3 | 196K | 37K | May 2001 – Jul 2026 |
| Exxon Fee "B" O-11-69601 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 12 | 193K | 87K | Jul 2010 – Feb 2014 |
| Exxon-Shell Fee O-11-62113 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 13 | 190K | 257K | Jan 1993 – Nov 2021 |
| Fulton, C. T. O-13-30390 | Robertson-Bryce Management, LLC only | Pottsboro, West (Davis Sd.) | Grayson | 1 | 186K | 1.33M | Jun 2004 – Jul 2026 |
| Kendrick, Harold H. O-11-65781 | Citation Oil & Gas Corp. only | Robertson (Penn.) | Gaines | 1 | 168K | 63.9K | Jan 1993 – Jul 2026 |
| Robertson-Lasiter Unit O-1-13104 | Texas American Resources Company only | Pearsall (Austin Chalk) | Zavala | 1 | 159K | 132K | Jan 1993 – May 2017 |
| Robertson, J. B. O-11-63764 | Texaco E & P Inc. only | Robertson, N. (Clear Fork 7100) | Gaines | 14 | 154K | 40.7K | Jan 1993 – Jul 1995 |
| Robertson O-8-11149 | Pop Operating Company only | Judy Gail (Canyon Sand) | Fisher | 4 | 152K | 117K | Jan 1993 – Jul 2026 |
| Bacon, Afton O-11-64005 | McDonald Production, LLC only | Robertson-Zephyr (Clearfork) | Lubbock | 2 | 142K | 364 | Jan 1993 – Jul 2026 |
| Exxon Fee O-11-62092 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 13 | 142K | 153K | Jan 1993 – Feb 2014 |
| Exxon Fee "D" O-11-64924 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 11 | 141K | 122K | Jan 1993 – Feb 2014 |
| Williams O-9-13840 | Robertson Resources, Inc. only | Tankersley (Wolfcamp) | Irion | 1 | 140K | 174K | Jul 1995 – Jul 2026 |
| South Robertson (San Andres) U. O-11-71167 | Crescent Energy Operating, LLC only | Harris (San Andres) | Gaines | 55 | 138K | 12.2K | Mar 2020 – Jul 2026 |
| Griffin James "F" O-8-15543 | S.B. Street Operating, Inc. only | Robertson-Griffin (Gray Sand) | Taylor | 1 | 136K | 712K | Jan 1993 – Jul 2026 |
| Clay, H. R. -A- O-10-2744 | Robertson Resources, Inc. only | Howard Glasscock | Howard | 6 | 127K | 55.9K | Jan 1993 – Mar 2017 |
| Robertson O-9-8813 | Charter Petroleum Company only | Allen Hill (Strawn) | Tom Green | 3 | 122K | 645K | Jan 1993 – Jul 2026 |
| Nunn "A" O-9-11639 | Robertson Resources, Inc. only | Spraberry (Trend Area) | Reagan | 3 | 117K | 527K | Jan 1993 – Jul 2026 |
| Appleman O-11-64674 | Rock Fish Operating LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 1 | 97K | 16.9K | Jan 1993 – Jul 2026 |
| Robertson, Joe O-13-22264 | BKM Production only | Sherman (Oil Creek 10,500) | Grayson | 1 | 95.2K | 1.72M | Jan 1993 – Oct 2001 |
| Stark, T. O. "B" O-11-65961 | Barnett Energy, Inc. only | Robertson, N. (Clear Fork 7100) | Gaines | 1 | 93.1K | 12.8K | Jan 1993 – Jul 2026 |