| Brown Trust O-1-15756 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 73 | 15.9M | 23.7M | Apr 2012 – Aug 2026 |
| Talbutt Trust O-1-15514 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 6 | 578K | 2.44M | Jul 2011 – Aug 2026 |
| Brown Trust-SS Alloc I O-1-19211 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 356K | 529K | Mar 2018 – Aug 2026 |
| Brown Trust-SS Alloc J O-1-19212 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 352K | 541K | Mar 2018 – Aug 2026 |
| Brown Trust-SS Alloc E O-1-19204 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 334K | 430K | Mar 2018 – Aug 2026 |
| Brown Trust-SS Alloc L O-1-19214 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 321K | 395K | Apr 2018 – Aug 2026 |
| Brown Trust-SS Alloc G O-1-19206 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 313K | 383K | Mar 2018 – Aug 2026 |
| Brown Trust-SS Alloc H O-1-19210 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 302K | 525K | Mar 2018 – Aug 2026 |
| Brown Trust-SS Alloc K O-1-19213 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 279K | 404K | Mar 2018 – Aug 2026 |
| Brown Trust G-1-291323 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 269K | 331K | Jun 2016 – Aug 2026 |
| Maltsberger-DB Trust G-1-297318 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 262K | 1.07M | Oct 2018 – Aug 2026 |
| Brown Trust-SS Alloc M O-1-19215 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 258K | 333K | Apr 2018 – Aug 2026 |
| Brown Trust A1 O-1-20730 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 228K | 221K | May 2022 – Aug 2026 |
| Brown-Trusts G-1-277931 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 216K | 3.74M | Dec 2015 – Aug 2026 |
| Brown Trust A3 O-1-20732 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 216K | 358K | May 2022 – Aug 2026 |
| Brown Trust G-1-291303 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 213K | 327K | Feb 2020 – Aug 2026 |
| Newman Brown Trust A G-1-298302 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 212K | 428K | Jun 2023 – Aug 2026 |
| Brown Trust A5 O-1-20734 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 212K | 336K | May 2022 – Aug 2026 |
| Brown Trust A2 O-1-20731 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 207K | 358K | May 2022 – Aug 2026 |
| Newman Brown Trust Unit O-1-18641 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 3 | 207K | 566K | Nov 2015 – Aug 2026 |
| Brown Trust G-1-291262 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 201K | 316K | Jun 2019 – Aug 2026 |
| Brown Trust A4 O-1-20733 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 200K | 329K | May 2022 – Aug 2026 |
| Brown Trust G-1-291302 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 200K | 317K | Feb 2020 – Aug 2026 |
| Brown Trust G-1-291263 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 197K | 304K | Jun 2019 – Aug 2026 |
| Talbutt Trust C G-1-290893 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 191K | 1.11M | Jun 2014 – Aug 2026 |
| Brown Trust G-1-291297 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 189K | 274K | Feb 2020 – Aug 2026 |
| Newman Brown Trust Unit G-1-298243 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 185K | 355K | Jun 2023 – Aug 2026 |
| Brown-Trusts G-1-277882 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 183K | 3.08M | Dec 2015 – Aug 2026 |
| Maltsberger-DB Trust Allo A G-1-297256 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 179K | 1.1M | Mar 2021 – Aug 2026 |
| Brown Trust-SS Alloc D O-1-19203 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 179K | 330K | Mar 2018 – Aug 2026 |
| Brown-Trusts G-1-277881 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 172K | 3.14M | Dec 2015 – Aug 2026 |
| Brown Trust-SS Alloc F O-1-19205 | Javelin Energy Partners Mgmt LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 159K | 171K | Mar 2018 – Aug 2026 |
| Maltsberger-DB Trust Allo G-1-297319 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 158K | 744K | Nov 2020 – Aug 2026 |
| Brown-Trusts 3H G-1-258271 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 155K | 6.04M | Oct 2010 – Apr 2026 |
| Newman Brown Trust Unit G-1-298217 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 151K | 263K | Jun 2023 – Aug 2026 |
| Maltsberger-DB Trust Allo B G-1-297304 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 148K | 1.12M | Sep 2021 – Aug 2026 |
| Newman Brown Trust Unit G-1-297781 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 147K | 371K | Nov 2015 – Aug 2026 |
| Peters Family Trust (Allocation) G-1-298260 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 136K | 572K | Oct 2012 – Aug 2026 |
| Brown-Trusts G-1-278627 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 128K | 1.85M | Nov 2015 – Aug 2026 |
| Jeremy B. Peters Family Trust O-1-15911 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 2 | 124K | 532K | Jun 2012 – Aug 2026 |
| Sachs-Trust a Unit O-1-17194 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 123K | 885K | Nov 2013 – Aug 2026 |
| Jeremy B. Peters Family Trust G-1-297822 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 122K | 498K | Sep 2012 – Aug 2026 |
| Newman Brown Trust Unit G-1-298242 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 113K | 288K | Jun 2023 – Aug 2026 |
| Brown-Trusts G-1-278605 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 113K | 2.68M | Dec 2015 – Aug 2026 |
| Brown-Trusts G-1-271183 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 112K | 2.06M | Jul 2013 – Aug 2026 |
| Brown-Trusts G-1-257681 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 108K | 2.28M | May 2010 – Aug 2026 |
| Newman Brown Trust Unit G-1-298216 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 105K | 266K | Jun 2023 – Aug 2026 |
| Brown-Trusts G-1-255434 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 105K | 3.53M | Mar 2009 – Aug 2026 |
| Maltsberger-DB Trust G-1-297307 | Verdun Oil EF II LLC only | Eagleville (Eagle Ford-1) | La Salle | 1 | 100K | 511K | Apr 2021 – Aug 2026 |
| Brown-Trusts Unit 6 G-1-276456 | BPX Operating Company only | Hawkville (Eagleford Shale) | La Salle | 1 | 92.7K | 4.11M | Sep 2014 – Aug 2026 |