| Glasscock 'W' Fee G-10-149854 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.93K | 316K | Apr 1994 – Aug 2026 |
| Oak 15 G-10-282188 | Pioneer Natural Res. USA, Inc. only | Frysak Farms (Devonian) | Glasscock | 1 | 2.91K | 168K | Feb 2017 – Dec 2025 |
| Glasscock 'W' Fee G-10-149852 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.84K | 338K | Apr 1994 – Aug 2026 |
| Glasscock 'V' Fee G-10-149801 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 2.83K | 154K | May 1994 – Aug 2026 |
| Glasscock "AB" Fee G-10-156575 | Chevron U. S. A. Inc. only | Conger, SW (Penn) | Glasscock | 1 | 2.78K | 112K | Nov 1995 – Jan 2012 |
| Glasscock 'S' Fee G-10-149844 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.75K | 281K | Apr 1994 – Aug 2026 |
| Books, Edith G-10-177478 | Diamondback E&P LLC only | Dewey Lake, S. (Strawn) | Glasscock | 1 | 2.72K | 241K | May 2000 – Jan 2024 |
| Dooley, B. F. G-10-120914 | P1 Energy, LLC only | Conger, SW (Penn) | Glasscock | 1 | 2.71K | 184K | by Jan 1993 – Mar 2015 |
| Glasscock 'W' Fee G-10-154775 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.65K | 240K | Jun 1995 – Aug 2026 |
| Thomason, W. A. G-10-182140 | Diamondback E&P LLC only | Dewey Lake (Atoka) | Glasscock | 1 | 2.5K | 81.7K | Mar 2001 – Oct 2009 |
| Cox, J.W. G-10-203027 | Petex only | Garden City, S. (Wolfcamp) | Glasscock | 1 | 2.47K | 395K | Mar 2004 – Jan 2024 |
| Glasscock 'S' Fee G-10-149372 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.47K | 170K | Apr 1994 – Aug 2026 |
| Grigsby "10" G-10-225764 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 2.46K | 254K | Mar 2007 – Feb 2019 |
| Glasscock 'W' Fee G-10-149853 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.42K | 167K | Apr 1994 – Aug 2026 |
| Glasscock 'W' Fee G-10-149845 | Chevron U. S. A. Inc. only | Conger, SW (Penn) | Glasscock | 1 | 2.4K | 200K | May 1994 – Jun 2014 |
| Glasscock 'V' Fee G-10-149796 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 2.39K | 207K | May 1994 – Aug 2026 |
| Glasscock 'S' Fee G-10-149833 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.31K | 285K | Apr 1994 – Aug 2026 |
| Glasscock 'V' Fee G-10-149803 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 2.28K | 264K | Apr 1994 – Aug 2026 |
| Glasscock 'S' Fee G-10-149841 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.26K | 278K | Apr 1994 – Aug 2026 |
| Angelina SN 33-28 07 G-10-298300 | Hannathon Petroleum II, LLC only | Spraberry (Trend Area) | Glasscock | 1 | 2.26K | 854K | Sep 2024 – Aug 2026 |
| Glasscock 'W' Fee G-10-149851 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.23K | 294K | Apr 1994 – Aug 2026 |
| Glasscock 'S' Fee G-10-155142 | Chevron U. S. A. Inc. only | Conger, SW (Penn) | Glasscock | 1 | 2.2K | 138K | Jul 1995 – Sep 2006 |
| Curry 17 G-10-212563 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 2.18K | 226K | Nov 2005 – Aug 2026 |
| Glasscock 'V' Fee G-10-155144 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 2.17K | 239K | Jul 1995 – Aug 2026 |
| Glasscock 'S' Fee G-10-149842 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 2.15K | 156K | Apr 1994 – Aug 2026 |
| Glasscock "V" Fee G-10-155146 | Chevron U. S. A. Inc. only | Conger (Penn) | Glasscock | 1 | 2.14K | 231K | Jul 1995 – Jun 2006 |
| Hoelscher, F. J. "B" G-10-178189 | R2Q Operating LLC only | Frysak Farms (Devonian) | Glasscock | 1 | 2.08K | 689K | Jun 2000 – Aug 2026 |
| Glasscock "S" Fee G-10-220066 | Burk Royalty Co., Ltd. only | Block 32 (Wolfcamp) | Glasscock | 1 | 2.03K | 86.5K | Sep 2006 – Sep 2024 |
| Dooley, B. F. G-10-119983 | Hunt Oil Company only | Conger, SW (Penn) | Glasscock | 1 | 2.01K | 300K | by Jan 1993 – Mar 2014 |
| Dooley, B.F. G-10-164445 | P1 Energy, LLC only | Conger, SW (Penn) | Glasscock | 1 | 2K | 288K | Feb 1997 – Aug 2026 |
| Glasscock 'W' Fee G-10-148897 | Chevron U. S. A. Inc. only | Conger, SW (Penn) | Glasscock | 1 | 1.99K | 317K | Mar 1994 – Jun 2016 |
| Ratliff -5- G-10-225574 | Clear Water Inc. only | Dewey Lake, S. (Strawn) | Glasscock | 1 | 1.92K | 16.1K | Feb 2007 – Dec 2018 |
| W.C. Houston G-10-135177 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 1.87K | 564K | by Jan 1993 – Feb 2020 |
| Glasscock 'V' Fee G-10-154773 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 1.83K | 354K | Jun 1995 – Aug 2026 |
| Glasscock "S" Fee G-10-149832 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 1.83K | 159K | Apr 1994 – Aug 2026 |
| Glasscock 'S' Fee G-10-149839 | Burk Royalty Co., Ltd. only | Conger, SW (Penn) | Glasscock | 1 | 1.81K | 210K | May 1994 – Aug 2026 |
| Glasscock 'V' Fee G-10-155073 | Chevron U. S. A. Inc. only | Conger (Penn) | Glasscock | 1 | 1.81K | 120K | Jun 1995 – Sep 2006 |
| Glasscock 'V' Fee G-10-149807 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 1.8K | 173K | Apr 1994 – Aug 2026 |
| Terry, I. W. "A" G-10-153129 | Discovery Natural Resources LLC only | Conger, SW (Penn) | Glasscock | 1 | 1.79K | 71.6K | Dec 1994 – Aug 2011 |
| Daniel G-10-195341 | Deep Blue Operating I LLC only | St. Lawrence S. (Strawn) | Glasscock | 1 | 1.74K | 343K | Dec 2002 – Jun 2012 |
| Frysak G-10-146872 | Sundown Energy LP only | Saint Lawrence (Strawn) | Glasscock | 1 | 1.72K | 171K | Sep 1993 – Jan 2009 |
| Glasscock 'S' Fee G-10-149836 | Texaco E & P Inc. only | Conger, SW (Penn) | Glasscock | 1 | 1.67K | 145K | May 1994 – Jul 2001 |
| Glasscock 'V' Fee G-10-149798 | Chevron U. S. A. Inc. only | Conger (Penn) | Glasscock | 1 | 1.67K | 63.5K | May 1994 – May 2001 |
| Allein "A" G-10-140784 | Burk Royalty Co., Ltd. only | Conger (Penn) | Glasscock | 1 | 1.66K | 111K | by Jan 1993 – Aug 2026 |
| Frysak G-10-146873 | Sundown Energy LP only | Saint Lawrence (Strawn) | Glasscock | 1 | 1.63K | 252K | Sep 1993 – Aug 2003 |
| Terry, I. W. G-10-153115 | P1 Energy, LLC only | Conger, SW (Penn) | Glasscock | 1 | 1.63K | 195K | Dec 1994 – Apr 2014 |
| Woody, J. W. G-10-138892 | Purvis Operating Co. only | S.F.M. (Strawn) | Glasscock | 1 | 1.6K | 243K | by Jan 1993 – Oct 2009 |
| Daniels Unit #2 G-10-197465 | Energen Resources Corporation only | St. Lawrence S. (Strawn) | Glasscock | 1 | 1.58K | 468K | Dec 2002 – May 2010 |
| Jurecek "B" G-10-183331 | Diamondback E&P LLC only | Frysak Farms (Devonian) | Glasscock | 1 | 1.57K | 546K | Apr 2001 – Apr 2010 |
| Bearkat G-10-217889 | Crescent Energy Operating, LLC only | Garden City, S. (Wolfcamp) | Glasscock | 1 | 1.56K | 247K | Jun 2006 – Jul 2026 |