| Abbreviation | Definition |
|---|---|
| BRD | Black Ridge Mining Ltd |
| BRDOA | Black Ridge Mining Ltd |
| BRG | Breville Group Ltd |
| BRM | Brockman Resources Ltd |
| BRO | BroadTel Communications, LTD. |
| BRU | Buru Energy Ltd |
| BRW | Breakaway Resources Ltd |
| BSA | Broadcast Services Australia Ltd |
| BSE | BSE |
| BSI | Beyond Sportswear International Ltd |
| BSL | BlueScope Steel Ltd |
| BSLKMB | Bluescope Steel Limited |
| BSLKMC | Bluescope Steel Limited |
| BSLKMP | Bluescope Steel Limited |
| BSLKOD | Bluescope Steel Limited |
| BSLKOE | Bluescope Steel Limited |
| BSLKOP | Bluescope Steel Limited |
| BSLKOQ | Bluescope Steel Limited |
| BSLKRB | Bluescope Steel Limited |
| BSLKRC | Bluescope Steel Limited |