| 1 | M AND M CATTLE UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 2 | M&M MINERALS CORP | La Salle County, TX | Oil & Gas Property | Nov 2025 |
| 3 | MACDIARMID ALLOCATION | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 4 | MACKEREL | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 5 | MAGPIE | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 6 | MAK MARTIN SA | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 7 | MAK RANCH | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 8 | MALEY LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 9 | MALEY UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 10 | MALTSBERGER D ALLOCATION 74H | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 11 | MALTSBERGER HIXON ALLOCATION | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 12 | MALTSBERGER NORTHCUT UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 13 | MALTSBERGER UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 14 | MALTSBERGER-DB TRUST ALLO | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 15 | MARIA LUISA | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 16 | MARK BROWN ALLOCATION | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 17 | MARLIN | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 18 | MARTIN | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 19 | MARTIN ALBERT MINERAL TRUST | La Salle County, TX | Oil & Gas Property | Feb 2025 |
| 20 | MARTIN FAMILY | La Salle County, TX | Oil & Gas Property | Jan 2026 |
| 21 | MARTIN J. C | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 22 | MARTIN MAK D | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 23 | MARTIN RANCH | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 24 | MARTIN-SCHUBERT-CRAFT PSA | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 25 | MARTINDALE | La Salle County, TX | Oil & Gas Property | Oct 2014 |
| 26 | MARTINDALE JARRATT UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 27 | MARTINDALE L & C | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 28 | MARTINDALE ORNDOFF UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 29 | MARTINEZ | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 30 | MAXIM | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 31 | MBF LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 32 | MCCELVEY | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 33 | MCCELVEY WEIMER HC1 | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 34 | MCDONOUGH UNIT I | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 35 | MEADOWLARK | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 36 | MEDFORD LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 37 | MEDFORD UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 38 | MEDIA LUNA UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 39 | MEEK WAITZ UNIT LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 40 | MEIGS UNIT A LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 41 | MEINERS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 42 | MEINERS RANCH | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 43 | MELINDA UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 44 | MELLENBRUCH | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 45 | MELLENBRUCH ALLOCATION | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 46 | MELON UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 47 | MENN UNIT A LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 48 | MENOTTI UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 49 | MERLIN | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 50 | MESSINES | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 51 | MET A | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 52 | MET B | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 53 | MET C | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 54 | MIDDLETON-SACHS A UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 55 | MIESCH | La Salle County, TX | Oil & Gas Property | Mar 2026 |
| 56 | MIESCH-RITCHIE | La Salle County, TX | Oil & Gas Property | Mar 2026 |
| 57 | MIL-MAR-COX 10 | La Salle County, TX | Gas Property | Apr 2026 |
| 58 | MILLETT | La Salle County, TX | Oil & Gas Property | Mar 2026 |
| 59 | MILLETT-PAVELKA ALLOC | La Salle County, TX | Oil & Gas Property | Mar 2026 |
| 60 | MORENO-FARRELL | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 61 | MUMME PARTNERS UNIT A LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 62 | MUMME RANCH | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 63 | MUMME RANCH ALLOCATION | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 64 | MUMME-CEARLEY | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 65 | MUMME-LA SALLE UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 66 | MUMME-REED UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 67 | MUMME-TCU UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 68 | MURIEL UNIT LAS | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 69 | MYRTIS | La Salle County, TX | Oil & Gas Property | Apr 2026 |