Guinea bauxite exports have surged in 2025, driven by record shipments to China and reinforcing Guinea’s dominance in the global bauxite market. As oversupply weighs on alumina prices, market participants are increasingly focused on cost control, freight management and transparent FOB pricing mechanisms.

Fastmarkets has corrected the MB-ALU-0002 Alumina index, fob Australia, $/tonne, which was published incorrectly on Wednesday December 17 due to a procedural lapse. Fastmarkets has also corrected the index's rationale and all related inferred indices.

The rationales for MB-ALU-0002 Alumina index, fob Australia, $/tonne on those days had omitted a deal at $318 per tonne FOB Gladstone for 30,000 tonnes, which had been carried over from the previous index. This has been corrected. The published prices are unaffected by this change. This price is part of the Fastmarkets base metals package. For […]

Fastmarkets invited feedback from the industry on the pricing methodology for its International Organization of Securities Commissions (IOSCO)-audited non-ferrous metals, via an open consultation process between October 13 and November 12, 2025. This consultation was done as part of our published annual methodology review process.

Fastmarkets has corrected its MB-ALU-0003 alumina inferred index, fob Brazil, which was published incorrectly on Thursday October 30 due to a technical error. MB-ALU-0010 Alumina index inferred, fob Brazil was published in error as $340.40 per dry metric tonne. It has been corrected to $341.49 per dmt. MB-ALU-0003 Alumina index adjustment to fob Australia index, Brazil was […]

The publication of Fastmarkets’ MB-ALU-0002 alumina index, fob Australia assessment for Thursday October 30 was delayed because of a reporter error. Fastmarkets’ pricing database has been updated.

Fastmarkets has corrected its MB-ALU-0003 alumina inferred index, fob Brazil, which was published incorrectly on Thursday October 23 due to a procedural lapse. Fastmarkets has also corrected the related inferred index.

Fastmarkets has corrected its MB-ALU-0002 Alumina index, fob Australia, which was published incorrectly on Monday October 20 due to a procedural lapse. Fastmarkets has also corrected all the related inferred indices.

The consultation, which is open until November 12, 2025, seeks to ensure that our audited methodologies and price specifications continue to reflect the physical markets under indexation for alumina, aluminium, cobalt, copper, lithium, spodumene, nickel sulfate and graphite, in compliance with the International Organization of Securities Commissions (IOSCO) principles for Price Reporting Agencies (PRAs). This includes […]

The publication of Fastmarkets’ MB-ALU-0002 Alumina index, fob Australia, $/tonne for Monday September 8 was delayed because of a reporter error. Fastmarkets’ pricing database has been updated.