KAZAKHMYS PLС (United Kingdom) buys back 116,000 common shares GB00B0HZPV38 (GB_KZMS) from J.P. Morgan Securities Ltd. December 13, 2011

/KASE, December 20, 11/ - KAZAKHMYS PLС (London), shares of which are officially listed on Kazakhstan Stock Exchange (KASE), provided to KASE the following information: quotation Kazakhmys PLC announces that on 15 December 2011 it purchased from J.P. Morgan Securities Ltd. 116,000 ordinary shares at an average price of 856.8732 pence per share. The highest price paid was 871.5 pence per share and the lowest price paid was 843.5 pence per share. The purchased shares will be held as treasury shares. Following the above purchase, Kazakhmys PLC holds 5,018,168 ordinary shares in treasury and has 530,399,793 ordinary shares in issue (excluding treasury shares). Kazakhmys PLC - Investor Relations John Smelt +44 (0)20 7901 7882 Irina Tretyakova Financial Analyst Tel: +44 20 7901 7814 Maksut Zhapabaev Corporate Relations in Almaty Tel: +77 27 3304 556 Zukfira Mukhamedyarova Senior Manager on Media Relations Tel: +77 27 3304 556 Merlin David Simonson +44 (0)20 7726 8400 Maria Babkina Tel: +44 20 7726 8400 ends [2011-12-20]