Alumina prices averaged USD 320 per metric ton in October, down 5.6% from September. On 31 October, the commodity traded at USD 317 per metric ton, down 1.2% from 30 September.
In October, alumina prices fell for the second month straight and averaged at the lowest level since late 2022, likely on the back of ample supply in China and high port inventories of bauxite, the raw material of alumina.
This chart displays Alumina (US$/mt) from 2023 to 2025.
Alumina COMEX (prices in US$/mt, aop)
| Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Alumina COMEX | - | - | - | 334 | 366 | 427 | 504 | 695 | 534 | 355 | 358 | - |