Talvivaaran Kaivososakeyhtiö Oyj - Company Announcement

Holding(s) in Company - (Flagging notification in accordance with Chapter 2, Section 10 of the Finnish Securities Market Act)

Stock Exchange Release
Talvivaara  Mining Company Plc
8 April 2011

Holdings in Company (Flagging notification in accordance with Chapter 2, Section
10 of the Finnish Securities Market Act)

Talvivaara  Mining Company Plc  ("Talvivaara") has on  8 April 2011 received the
attached  flagging notification in  accordance with Chapter  2, Section 9 of the
Finnish  Securities Market Act  from Ilmarinen Mutual  Pension Insurance Company
("Ilmarinen") regarding the shares of Talvivaara.

The  holding of Ilmarinen in Talvivaara has increased, through share transaction
concluded   on   7 April  2011, to  12,494,775 ordinary  shares  of  Talvivaara,
representing in aggregate 5.09% percent of the issued ordinary share capital and
total voting rights attached to shares in Talvivaara (over 5%).

Attachment
1. Name of the target company

Talvivaara Mining Company Plc

2. Basis for the flagging obligation

Share Transaction

3. Date when the holdings have changed

7 April 2011

4. Holdings of the target company's voting rights and share capital

Holding  of  Ilmarinen  Mutual  Pension  Insurance  Company  in Talvivaara is as
follows:

Shares and voting rights attached to them

Number of shares % of shares Number of     % of voting rights
                             voting rights

12,494,775       5.09%       12,494,775    5.09%



5. Name of shareholder and business identification code
Ilmarinen Mutual Pension Insurance Company, Business ID 0107638-1

6. Additional information
Ilmarinen gave a flagging notification on 13 December 2010 concerning the number
of  shares and voting  rights exceeding the  threshold of 1/20 of  the number of
shares  and voting rights in  Talvivaara. In that time  the number of the shares
and  voting rights was calculated by aggregating  both the holding of the actual
shares and the rights to subscribe shares on the basis of the convertible bonds.

The   flagging  notification  on  8 April  2011 is  given,  because  the  direct
shareholding  of Ilmarinen has exceeded  the threshold of 1/20. This calculation
does not include the impact of convertible bonds.

ENQUIRIES
Talvivaara Mining Company Plc Tel: +358 20 7129 800
Saila Miettinen-Lähde, CFO
Pekka Erkinheimo, Chief Commercial Officer


[HUG#1504776]

Attachments:

Holding(s) in Company - Flagging notification 8.4.2011.pdf