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Originating department:Risk Management
Company Circular No:LCH.Clearnet Ltd Circular No 2943
Service Circular No:EquityClear/Turquoise Derivatives 196
Date:16 August 2011
To:All EquityClear/Turquoise Derivatives Members

Turquoise Derivatives Margin Rate Change

  1. LCH.Clearnet Ltd has, after consultation with Turquoise Derivatives, revised the London SPAN parameters as marked in bold and italic in the spreadsheet below.

  2. Changes have been made to Turquoise contracts.

  3. The changes will be going live on Thursday 18 August 2011 and will be reflected in margin calls on Friday 19 August 2011.

  4. This circular supersedes circular number LCH.Clearnet Ltd. 2920; Turquoise Derivatives/ EquityClear 195 dated 29 July 2011.

  5. Details of the current SPAN Parameters, for all Turquoise contracts, can be found on the LCH.Clearnet website (www.lchclearnet.com) under Risk Management > Ltd > Margin rate circulars. 

  6. Members seeking further information in relation to this circular should contact the following:

LCH.Clearnet Ltd Risk Operations  020 7426 7520


Nicholas Lincoln
Director, Market Risk

Turquoise Derivatives Margin Rate Change Spreadsheet