Notice regarding change in major holding

On 01/11/07, Boliden acquired 200 000 of its own shares through its buy-back programme. Boliden consequently now owns 14 656 000 shares, corresponding to 5.063 per cent of the total number of shares and votes in the company. There are a total of 289,457,169 shares in Boliden.

The ongoing buy-back programme is based on the mandate granted to the Board of Directors of Boliden AB by the 2007 Annual General Meeting. The mandate is valid for a maximum of 10 per cent of the outstanding share stock. The buy-backs are restricted, prior to the 2008 Annual General Meeting, to the non-restricted equity of the parent company, Boliden AB, which, after dividend payments and share redemptions, totals SEK 2.2 billion.

This announcement is made pursuant to the provisions of § 1991:980 of the Swedish Trading in Financial Instruments Act.