Stock Exchange Release Talvivaara Mining Company Plc. 25 March 2013 Flagging notification in accordance with Chapter 9 Section 5 of the Finnish Securities Market Act Talvivaara Mining Company Plc. ("Talvivaara" or "Company") has today on 25 March 2013 received the attached flagging notification in accordance with Chapter 9 Section 5 of the Finnish Securities Market Act regarding the shares of Talvivaara from the CEO of the Company, Mr. Pekka Perä. Through share transactions concluded on 20 March and 22 March 2013, the personal holding of Mr. Pekka Perä has decreased from 56,265,160 shares (20.66%) to 54,372,935 shares, representing in aggregate 19.97 % of shares and voting rights of the Company (below 20 %). Attachment: 1. Name of the target company Talvivaara Mining Company Plc 2. Basis for the flagging obligation Share transactions 3. Date of transaction 20 March and 22 March 2013 4. Holdings of the target company's voting rights and share capital Current personal holding of Mr. Pekka Perä in Talvivaara is as follows: Shares and voting rights attached to them ----------------------------------------------------------------------- Number of shares % of shares Number of voting rights % of voting rights ----------------------------------------------------------------------- 54,372,935 19.97% 54,372,935 19.97% ----------------------------------------------------------------------- Enquiries Talvivaara Mining Company Plc. Tel: +358 20 7129 800 Saila Miettinen-Lähde, Deputy CEO and Chief Financial Officer Pekka Erkinheimo, Chief Commercial Officer Talvivaara Mining Company Plc Talvivaara Mining Company is an internationally significant base metals producer with its primary focus on nickel and zinc using a technology known as bioheapleaching to extract metals out of ore. Bioheapleaching makes extraction of metals from low grade ore economically viable. The Talvivaara deposits comprise one of the largest known sulphide nickel resources in Europe. The ore body is estimated to support anticipated production for several decades. Talvivaara has secured a 10-year off-take agreement for 100 per cent of its main output of nickel and cobalt to Norilsk Nickel and entered into a long-term zinc streaming agreement with Nyrstar NV. Talvivaara is listed on the London Stock Exchange Main Market and NASDAQ OMX Helsinki. Further information can be found at www.talvivaara.com. [HUG#1687867]
Talvivaara Flagging notification in accordance with Chapter 9 Section 5 of the Finnish Securities Market Act
| Source: Talvivaaran Kaivososakeyhtiö Oyj