| Cotropia-Ferrara Unit O-3-23238 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 5 | 1.79M | 1.07M | Apr 1997 – Jul 2026 |
| Scamardo-Cotropia Unit O-3-23155 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 3 | 1.66M | 1.1M | Nov 1996 – Jul 2026 |
| Holden-Moore Unit O-3-23412 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 3 | 1.56M | 1.29M | Nov 1997 – Jul 2026 |
| Weigelt Oil Unit O-3-21985 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 5 | 1.26M | 5.14M | Feb 1993 – Jul 2026 |
| Pabst Unit O-3-23439 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 3 | 1.25M | 879K | Oct 1997 – Jul 2026 |
| Bryan (Austin Chalk) Pooled Unit O-3-21739 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 15 | 1.2M | 4.46M | Jan 1993 – Jul 2026 |
| Flowers-Reistino Unit O-3-23079 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 4 | 1.19M | 913K | Apr 1996 – Jul 2026 |
| Borgstedt-OL Unit O-3-22242 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 4 | 1.14M | 4.27M | Sep 1993 – Jul 2026 |
| Wolf Unit O-3-23462 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 3 | 1.09M | 1.55M | Feb 1998 – Jul 2026 |
| Constantine O-3-27813 | Paleo Oil Company LLC only | Giddings (Austin Chalk-3) | Fayette | 2 | 851K | 3.08M | Feb 2020 – Jul 2026 |
| Fuchs O-3-21054 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 4 | 801K | 5.5M | Jan 1993 – Jul 2026 |
| Lehmann Heirs OL Unit O-3-22110 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 3 | 782K | 1.56M | Jul 1993 – Jul 2026 |
| Jilana JO Unit O-3-22489 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 5 | 781K | 5.52M | Aug 1994 – Jul 2026 |
| Muse-Cash Unit O-3-23328 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 2 | 779K | 655K | Aug 1997 – Jul 2026 |
| Muse-Fazzino Unit O-3-23484 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 3 | 771K | 235K | Mar 1998 – Jul 2026 |
| Goodrich, Levi Unit No. 2 O-3-24440 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 2 | 765K | 4.01M | Nov 2003 – Jul 2026 |
| Cotropia-Perrone Unit O-3-23314 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 1 | 753K | 366K | Jul 1997 – Jul 2026 |
| Conan Unit O-3-22943 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 1 | 739K | 4.31M | Mar 1996 – Jul 2026 |
| Slovacek-Glover Unit O-3-22002 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 736K | 2.59M | Feb 1993 – Jul 2026 |
| Ely Unit 2 O-3-23025 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 3 | 729K | 672K | Jun 1996 – Jul 2026 |
| Boone C O-3-27997 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 1 | 713K | 2M | Dec 2021 – Jul 2026 |
| Browning Unit O-3-23067 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 2 | 704K | 729K | Jul 1996 – Jul 2026 |
| Tamu O-3-21415 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 6 | 671K | 5.9M | Jan 1993 – Jul 2026 |
| Saratoga A O-3-27916 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 1 | 669K | 2.47M | Dec 2020 – Jul 2026 |
| Weeks-Lehmann Unit O-3-22266 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 2 | 662K | 1.3M | Dec 1993 – Jul 2026 |
| Frazier Unit O-3-23286 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Milam | 2 | 658K | 232K | Jun 1997 – Jul 2026 |
| Kapser Unit O-3-23425 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 3 | 652K | 447K | Dec 1997 – Jul 2026 |
| Sacks, Sylvia #1 O-3-20800 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 5 | 643K | 997K | Jan 1993 – Jul 2026 |
| Gonzo O-3-27776 | Paleo Oil Company LLC only | Giddings (Austin Chalk-3) | Lee | 3 | 629K | 1.47M | Jan 2020 – Jul 2026 |
| Double Eagle Ranch 'B' O-3-22028 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 620K | 670K | Feb 1993 – Apr 2022 |
| Swedish Chef O-3-22355 | Paleo Oil Company LLC only | Giddings (Austin Chalk-3) | Washington | 5 | 603K | 2.5M | Jan 1994 – Jul 2026 |
| Animal O-3-27940 | Paleo Oil Company LLC only | Giddings (Austin Chalk-3) | Lee | 2 | 602K | 1.27M | Dec 2021 – Jul 2026 |
| Fillippone, Marion J. Fee O-3-12060 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 8 | 595K | 3.02M | Jan 1993 – Jul 2026 |
| Dunkin Unit O-3-27708 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 2 | 587K | 1.54M | Oct 2018 – Jul 2026 |
| Cotropia-Frazier Unit O-3-23421 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 1 | 581K | 328K | Dec 1997 – Jul 2026 |
| Cameron-Mamie Unit No. 1 O-3-22444 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 1 | 566K | 1M | Mar 1994 – Jul 2026 |
| PMF O-3-27925 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 1 | 559K | 570K | Jul 2021 – Jul 2026 |
| Newell-Toupal Unit O-3-21390 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 1 | 556K | 578K | Jan 1993 – Jul 2026 |
| Graiden O-3-27591 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Milam | 1 | 550K | 792K | Apr 2019 – Jul 2026 |
| Haltom-Fazzino Unit O-3-22850 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 544K | 823K | Aug 1995 – Jul 2026 |
| Vavra-Van Dresar Unit O-3-22108 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 5 | 534K | 1.8M | May 1993 – Jul 2026 |
| Perrone-Muse Unit O-3-23355 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 1 | 532K | 256K | Sep 1997 – Jul 2026 |
| Kubin-Scamardo Unit O-3-23338 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Robertson | 1 | 529K | 394K | Jul 1997 – Jul 2026 |
| Dansby Trust O-3-22481 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 1 | 526K | 3.28M | Jun 1994 – Jul 2026 |
| Giaccone-Lehmann Unit O-3-21886 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Washington | 2 | 526K | 1.78M | Jan 1993 – Jul 2026 |
| Akin-Foxfire Unit O-3-22405 | Enervest Operating, L.L.C. only | Giddings (Austin Chalk-3) | Brazos | 1 | 526K | 3.6M | Apr 1994 – Apr 2015 |
| Graham, Lois -A- O-3-14783 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Burleson | 3 | 524K | 784K | Jan 1993 – Jul 2026 |
| Lehmann,ira J. O-3-14516 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Lee | 2 | 523K | 1.78M | Jan 1993 – Jul 2026 |
| Angonia-Luza Unit O-3-21821 | Wildfire Energy Operating LLC only | Giddings (Austin Chalk-3) | Brazos | 3 | 521K | 803K | Jan 1993 – Jul 2026 |
| Williams Estate O-3-21994 | Magnolia Oil & Gas Operating LLC only | Giddings (Austin Chalk-3) | Fayette | 2 | 517K | 1.37M | Mar 1993 – Sep 2024 |