Derivatives: Adjustment in West Siberian Resources due to

West Siberian Resources Ltd’s (West Siberian Resources ) Annual General Meeting (AGM), approved the proposed reverse share split (1:20), whereby twenty (20) shares held will be replaced by one (1) share. The record date is June 10, 2009. NASDAQ OMX Derivatives Markets has carried out a re-calculation of options and forwards in West Siberian Resources.

West Siberian Resources AGM also approved to change its name to Alliance Oil Company Ltd. NASDAQ OMX Derivatives Markets has changed the ticker code as well as series names of existing option and forwards series in West Siberian Resources. The new ticker code is AOIL and will be implemented as from June 8, 2009.


Old Symbol: WSIB

New Symbol: AOIL
 
For further information, please see the attached document.

Derivatives: Adjustment in West Siberian Resources due to reverse split and name change (13/09)

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