| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Glencore plc | 0% | 0 | 0 | 0 | /s/ John Burton | John Burton/Company Secretary | 0001521365 |
| GLENCORE INTERNATIONAL AG | 0% | 0 | 0 | 0 | /s/ John Burton | John Burton/Attorney-in-fact | 0001032383 |
| Glencore Operations Australia Pty Limited | 0% | 0 | 0 | 0 | /s/ John Burton | John Burton/Attorney-in-fact |