| Abbreviation | Definition |
|---|---|
| MIR | Mirrabooka Investments Ltd |
| MIX | Mirvac Industrial Trust Unit |
| MKB | MKB |
| MKBO | Moko.mobi Limited |
| MKE | Mako Energy Limited |
| MKO | Metaliko Resources Limited |
| MLA | Medical Australia, Limited |
| MLB | Melbourne IT Ltd |
| MLC | Mothercare Australia Limited |
| MLD | Maca Limited |
| MLI | Mintails Ltd |
| MLM | Metallica Minerals Ltd |
| MLM | Metallica Minerals LTD. |
| MLS | Metals Australia Ltd |
| MLT | Milton Corporation Ltd |
| MLX | Metals X Ltd |
| MML | Medusa Mining Ltd |
| MMLKOB | Medusa Mining Limited |
| MMR | Mec Resources Ltd |
| MMRO | Mec Resources Ltd |