Delayed publication of LME aluminium, copper warrant assessments

The publication of Fastmarkets’ assessments for copper grade A cathode warrant premiums and aluminium P1020A warrant premiums was delayed on Wednesday March 11 because of a procedural lapse. Fastmarkets’ pricing database has been updated.

The copper warrant premium assessments were published at 4.13pm UK time and the aluminium warrant premium assessments were published at 4.18pm UK time, instead of the scheduled time of 4pm UK time.

The following prices were affected:

MB-CU-0377 Copper grade A cathode warrant premium, in-whs US, $/tonne
MB-CU-0397 Copper grade A cathode warrant premium, in-whs Southeast Asia, $/tonne
MB-CU-0398 Copper grade A cathode warrant premium, in-whs East Asia, $/tonne
MB-CU-0400 Copper grade A cathode warrant premium, in-whs North Europe, $/tonne
MB-CU-0401 Copper grade A cathode warrant premium, in-whs South Europe, $/tonne
MB-AL-0333 Aluminium P1020A warrant premium, in-whs Southeast Asia, $/tonne
MB-AL-0334 Aluminium P1020A warrant premium, in-whs East Asia, $/tonne
MB-AL-0338 Aluminium P1020A warrant premium, in-whs US, $/tonne

These prices are part of the Fastmarkets base metals package.

For more information or to provide feedback on the delayed publication of these assessments or if you would like to provide price information by becoming a data submitter to these assessments, please contact pricing@fastmarkets.com and basemetals@fastmarkets.com. Please add the subject heading “re: Copper/Aluminium warrant premiums.”

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 https://www.fastmarkets.com/methodology.

What to read next
Fastmarkets has deleted the assessments on May 22 of the aluminium primary foundry alloy silicon 7 ingot premiums, ddp Germany and ddp Eastern Europe, that were published in error due to a procedural lapse.
Fastmarkets has launched a new weekly price assessment for tungsten unwrought metal bar, 99.8% min W, spot price, CIF main ports Europe, US, Japan $ per kg on Friday May 29.
Fastmarkets will increase the frequency of the normalization coefficient used for its daily mid-grade iron ore indices from Tuesday June 2.
Tissue jumbo roll prices continued their upward trend in Europe during May, driven by rising input costs. Virgin fiber-based rolls increased by €20-30 per tonne, with similar hikes seen for recycled grades.
Fastmarkets invited feedback from the industry on the pricing methodology for North America Graphic Paper via an open consultation process between April 28 and May 27, 2026.
Fastmarkets invited feedback from the industry on the pricing methodology for North America Packaging Paper and Board via an open consultation process between April 24 and May 25, 2026.