| Elliott #10742-211-35660 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 11,900 | Oct 11, 2021 | 1 | Apr 2026 |
| Peyton Ranch 183 #142-295-34184 | Upland Resources LLC only | LipscombFeldman (Tonkawa) | ActiveOil | 10,390 | Sep 17, 2021 | 4 | Apr 2026 |
| Lockhart 58 #1A42-211-35299 | Upland Resources LLC only | HemphillHemphill (Douglas) | PluggedOil | 12,500 | Jan 22, 2020 | 5 | Jan 2020 |
| Sisters 28 #142-211-35569 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 12,469 | Mar 10, 2017 | 1 | Apr 2026 |
| Detrixhe 46 #1HHZ42-211-35568 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,820 | Mar 8, 2017 | 1 | Apr 2026 |
| Bressler 30 #1A42-211-35296 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | PluggedOil | 12,500 | Jun 4, 2015 | 2 | May 2021 |
| Kritser 5 #3HTHZ42-211-35443 | BE Anadarko II LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,954 | Oct 29, 2014 | 1 | Apr 2026 |
| Lockhart #1057HAHZ42-211-35438 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | Shut inOil | 7,641 | Oct 16, 2014 | 2 | Dec 2022 |
| Humphreys 59 Unit #6HAHZ42-211-35439 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | PluggedOil | 9,000 | Oct 16, 2014 | 2 | Apr 2026 |
| Humphreys 59 Unit #5HBHZ42-211-35426 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,648 | Oct 9, 2014 | 3 | Apr 2026 |
| Agnes 80 #3HTHZ42-211-35436 | BE Anadarko II LLC only | HemphillFeldman (Tonkawa) | ActiveGas | 8,117 | Oct 9, 2014 | 1 | Apr 2026 |
| McQuiddy 17 #5HTHZ42-211-35423 | Revolution Operating Company LLC only | HemphillFeldman (Tonkawa) | PluggedGas | 9,000 | Sep 17, 2014 | 2 | Jul 2016 |
| Humphreys 59 #4HCHZ42-211-35414 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | Shut inOil | 7,642 | Sep 10, 2014 | 4 | Apr 2023 |
| Jones N 22 #1HTHZ42-211-35391 | Diversified Production LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,818 | Aug 19, 2014 | 1 | Apr 2026 |
| Jones N 22 #2HTHZ42-211-35389 | Diversified Production LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,789 | Aug 16, 2014 | 1 | Apr 2026 |
| Lockhart a 36 #8HRHZ42-211-35382 | BE Anadarko II LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,802 | Aug 15, 2014 | 1 | Apr 2026 |
| Arnold #1045HDHZ42-211-35395 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,860 | Aug 13, 2014 | 1 | Apr 2026 |
| Jones Trust 21 #1HHZ42-211-35346 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,823 | Jul 11, 2014 | 1 | Apr 2026 |
| Kenyon Murl a #3HHZ42-211-35342 | BE Anadarko II LLC only | HemphillFeldman (Tonkawa) | ActiveGas | 7,743 | Jul 2, 2014 | 2 | Apr 2026 |
| Fee 37 #7HHZ42-211-35284 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,716 | Jan 14, 2014 | 1 | Apr 2026 |
| Hodgson Margaret -E- #5HHZ42-211-35276 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,670 | Dec 13, 2013 | 1 | Apr 2026 |
| Jones #2002HHZ42-211-35227 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,861 | Jul 24, 2013 | 1 | Apr 2026 |
| Jones a #1702HHZ42-211-35228 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,859 | Jul 24, 2013 | 1 | Apr 2026 |
| Bressler #1502HHZ42-211-35207 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,685 | Jun 27, 2013 | 1 | Apr 2026 |
| Elizabeth Drury 27 HMH #1HHZ42-211-35197 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,793 | May 22, 2013 | 1 | Apr 2026 |
| Lockhart #1903HHZ42-211-35188 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,733 | May 10, 2013 | 1 | Apr 2026 |
| Hathoot 38 #2HHZ42-211-35174 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,659 | Apr 16, 2013 | 1 | Apr 2026 |
| Jones a #1701HHZ42-211-35170 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,887 | Mar 27, 2013 | 1 | Apr 2026 |
| Bill #142HHZ42-211-35164 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,580 | Mar 8, 2013 | 2 | Apr 2026 |
| Bressler #1501HHZ42-211-35162 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,798 | Feb 28, 2013 | 1 | Apr 2026 |
| J-Fel 9 #1HHZ42-211-35152 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | Shut inOil | 7,608 | Feb 4, 2013 | 1 | Jun 2021 |
| Jones #2001HHZ42-211-35107 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,823 | Oct 18, 2012 | 1 | Apr 2026 |
| Humphreys #7A42-211-31877 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | PluggedOil | 11,500 | Oct 2, 2012 | 4 | Mar 2026 |
| Lockhart #1902HHZ42-211-35095 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,750 | Sep 28, 2012 | 1 | Apr 2026 |
| Lockhart 10 #2HDHZ42-211-35080 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | Shut inOil | 7,632 | Aug 14, 2012 | 1 | Apr 2026 |
| Lockhart #1901HZ42-211-35060 | Upland Resources LLC only | HemphillFeldman (Tonkawa) | Shut inOil | 11,500 | Jun 27, 2012 | 3 | Apr 2026 |
| Lockhart a 36 #7HCHZ42-211-34995 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,700 | Jan 10, 2012 | 1 | Dec 2025 |
| Lockhart B #405HBHZ42-211-34966 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | ActiveGas | 7,635 | Oct 26, 2011 | 1 | Oct 2024 |
| Wilson Estate 8 HMH #2HHZ42-211-34962 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,578 | Oct 20, 2011 | 2 | Sep 2025 |
| Rader 79 Lip #1HHZ42-295-33746 | Unbridled Resources LLC only | LipscombFeldman (Tonkawa) | Shut inOil | 7,594 | Jul 27, 2011 | 1 | Jun 2024 |
| Lockhart 10 #4HBHZ42-211-34924 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,647 | Jul 14, 2011 | 1 | Apr 2026 |
| Price Trust 76 Lip #1HHZ42-295-33709 | Unbridled Resources LLC only | LipscombFeldman (Tonkawa) | ActiveOil | 7,552 | May 18, 2011 | 1 | Oct 2025 |
| Thomas #142-295-32452 | Mewbourne Oil Company only | LipscombFeldman (Tonkawa) | ActiveOil | 11,425 | Mar 9, 2011 | 3 | Apr 2026 |
| William #1301HHZ42-211-34845 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,557 | Feb 10, 2011 | 1 | Apr 2026 |
| Bill #141HHZ42-211-34771 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,525 | Aug 13, 2010 | 1 | Apr 2026 |
| Lockhart 82 #3HAHZ42-295-33601 | Presidio Petroleum LLC only | LipscombFeldman (Tonkawa) | ActiveOil | 7,590 | Aug 3, 2010 | 1 | Apr 2026 |
| Cabe Troy #6HBHZ42-211-34716 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | ActiveOil | 7,842 | Apr 21, 2010 | 1 | Apr 2026 |
| Morris J. A. #291HHZ42-211-34697 | Unbridled Resources LLC only | HemphillFeldman (Tonkawa) | Shut inOil | 7,973 | Mar 23, 2010 | 2 | Oct 2021 |
| Arline #771HHZ42-295-33546 | Unbridled Resources LLC only | LipscombFeldman (Tonkawa) | ActiveOil | 7,626 | Nov 25, 2009 | 1 | Oct 2025 |
| D. D. Feldman Unit #242-211-31212 | Presidio Petroleum LLC only | HemphillFeldman (Tonkawa) | ActiveGas | 11,737 | Oct 27, 2009 | 4 | Apr 2026 |