Note that all contracts are subject to the LME’s rules and regulations and LME Clear span margining.

Contract code CO
Underlying metal Cobalt with a minimum of 99.80% purity
Lot size 1 tonne
Prompt dates Daily: out to 3 months
Weekly: 3 out to 6 months
Monthly: 7 out to 15 months
Price quotation US dollars per tonne
Clearable currencies
US dollar, Japanese yen, sterling, euro
Minimum price fluctuation (tick size) per tonne
Outright Carries
Ring $0.50 $0.01
LMEselect $5.00
Inter-office $0.01

Last trading day Up until the close of the first Ring the day before the prompt date
Settlement type Physical
Trading venues Ring, LMEselect, inter-office telephone
Margining  Contingent variation margin applied

All contracts subject to LME rules and regulations and LME Clear SPAN margining.

Law / Regulation

English Law, with regulation by the LME and the Financial Conduct Authority (FCA). This is a summary of the contract specifications. For full contract specification details, please refer to the LME Rulebook which details the complete rules and regulations of LME contracts.

LME contracts may only be offered or sold to United States foreign futures and options customers by firms registered with the Commodity Futures Trading Commission (CFTC), or firms who are permitted to solicit and accept money from foreign futures and options customers from trading on the LME pursuant to CFTC Rule 30.10.


In the case of unresolved disputes, arbitration is effected via the LME arbitration procedure, and/or by other body agreed by the parties.

More information

For full contract specification details, please refer to the LME Rulebook and our disclaimer page:

LME Rulebook

Disclaimer page

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