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Delayed publication of alumina index, fob Australia and inferred alumina prices

The publication of Fastmarkets’ MB-ALU-0002 Alumina index, fob Australia, $/tonne and inferred alumina prices for Thursday April 23 was delayed because of a procedural error. Fastmarkets’ pricing database has been updated.

April 23, 2026
By Fastmarkets pricing team
Asia Pricing notice

The publication of the alumina index was delayed for 10 minutes, and the publication of the inferred alumina prices for 11 minutes.

The following prices were affected:

MB-ALU-0002 Alumina index, fob Australia, $/tonne
MB-ALU-0020 Alumina index inferred, fob Vietnam, $/tonne
MB-ALU-0019 Alumina index inferred, fob Indonesia, $/tonne
MB-ALU-0018 Alumina index inferred, fob India, $/tonne
MB-ALU-0010 Alumina index inferred, fob Brazil, $/dmt

These prices are part of the Fastmarkets base metals package.

For more information or to provide feedback on the delayed publication of these prices or if you would like to provide price information by becoming a data submitter to the alumina index, please contact pricing@fastmarkets.com and basemetals@fastmarkets.com. Please add the subject heading “re: Alumina inferred FOB WA index.”

Please indicate if comments are confidential. Fastmarkets will consider all comments received and will make comments not marked as confidential available upon request.

To see all Fastmarkets pricing methodology and specification documents, go to the Fastmarkets methodology page.

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