| Abbreviation | Definition |
|---|---|
| ORGKOQ | Origin Energy Limited |
| ORGKRA | Origin Energy Limited |
| ORGKRB | Origin Energy Limited |
| ORGKRE | Origin Energy Limited |
| ORGKRF | Origin Energy Limited |
| ORGKRP | Origin Energy Limited |
| ORGKRQ | Origin Energy Limited |
| ORGKRR | Origin Energy Limited |
| ORH | Orient Resource Holdings Ltd |
| ORI | Orica Ltd |
| ORIKMP | Orica Limited |
| ORIKOB | Orica Limited |
| ORIKOP | Orica Limited |
| ORIKRA | Orica Limited |
| ORIKRC | Orica Limited |
| ORIKRQ | Orica Limited |
| ORIKZP | Orica Limited |
| ORIPB | Orica Ltd |
| ORL | OrotonGroup Ltd |
| ORM | Orion Metals Limited |