Risk document library

Please see our list of presentations and documents relating to the LME Risk Management and Default Procedures.

Risk Management Overview

Default Management

This document describes the processes LME Clear will follow during a default and contains key information for both clearing members and clients. 



Summary of frequently asked questions.

Margin Calculations 

This document describes how SPAN is used to calculate portfolio risk for options and futures. It also provides the format of the SPAN risk parameter file.

("SPAN" is a registered trademark of Chicago Mercantile Exchange Inc., used here under license. Chicago Mercantile Exchange Inc. assumes no liability in connection with the use of SPAN by any person or entity).

Example calculations on initial margin for LME Base contracts

Example calculations on initial margin for LMEprecious contracts