Invitation - Conference Call and Lunch Presentation regarding Boliden’s Interim Report January-March 2007

Boliden will release its Interim Report for January-March 2007, on Thursday May 3.

We have the pleasure of inviting you to participate in the conference call on Thursday,

May 3 and also to attend the lunch presentation on May 4. Boliden’s President and CEO,

Mr. Jan Johansson, will present an overview of the Interim Report and reply to questions. Conference call (Eng) Thursday May 3 at 16.00 (CET)

To participate in the conference call you may choose one of the following options:

1. Telephone
Dial one of the following numbers a few minutes before the conference starts:

- from Sweden 08-5052 0110 (please dial area code)

- from abroad +44 (0)20 7162 0025

2. Boliden’s website www.boliden.com

- The conference call will be broadcast live (sound and slides).

- Slides will be available approximately one hour before the conference call.

- A recording of the conference call will be available.

Lunch presentation (Swedish) Friday May 4 at 12.00 (CET)

Venue: Operaterrassen, Karl XII:s torg, Stockholm

Please register your participation at [email protected] no later than May 3.

The lunch presentation will also be broadcast at Boliden’s website.

Yours sincerely,

Staffan Bennerdt

CFO

Boliden AB

Tel: +46 8 610 15 20

More press releases & news

Today, the world's most climate-efficient zinc smelter is inaugurated. In recent years, Boliden has made extensive investments with the aim of nearly doubling zinc production at Boliden Odda in Norway. The inauguration is a key milestone as it is Boliden's largest investment to be completed and one of Norway's largest industrial investments on the mainland ever.

The Nomination Committee of Boliden AB (publ) proposes that Victoire de Margerie is elected as new Board Member at the Annual General Meeting ("AGM") on April 23, 2025. Further, the Nomination Committee proposes re-election of all current Board Members

In connection with a new pushback in Aitik, production challenges have arisen as a result of high deposits of the very hard rock type diorite. The occurrences create challenges and mean that the production rate for the first quarter is estimated to be just over 9 Mtonnes. For the full year 2025, production is estimated at close to 40 Mtonnes. The copper grade is estimated at 0.16%, which is in line with what was previously communicated.