Lundin Mining Announces Updated Share Capital and Voting Rights

Corporate Office

150 King Street West, Suite 2200

P.O. Box 38, Toronto, ON M5H 1J9

Phone: +1 416 342 5560

Fax: +1 416 348 0303

lundinmining.com

NEWS RELEASE

Lundin Mining Announces Updated Share Capital and Voting Rights

Toronto, September 30, 2021 (TSX: LUN; Nasdaq Stockholm: LUMI) Lundin Mining Corporation (“Lundin

Mining” or the “Company”) reports the following updated share capital and voting rights, in accordance with the

Swedish Financial Instruments Trading Act:

The number of issued and outstanding shares of the Company has decreased by 921,491 to

735,475,804 common shares with voting rights as at September 30, 2021. The decrease in the number of issued

and outstanding shares from September 1, 2021 to date is a result of the Company purchasing share under the

existing normal course issuer bid (the “NCIB”), partially offset by the exercise of employee stock o ptions or the

vesting of employee share units. All shares purchased under the NCIB were cancelled.

About Lundin Mining

Lundin Mining is a diversified Canadian base metals mining company with operations in Brazil, Chile, Portugal,

Sweden and the United States of America, primarily producing copper, zinc, gold and nickel.

The information in this release is subject to the disclosure requirements of Lundin Mining under the Swedish

Financial Instruments Trading Act. The information was submitted for publication , through the agency of the

contact persons set out below on September 30, 2021 at 17:00 Eastern Time.

For further information, please contact:

Mark Turner, Director, Business Valuations and Investor Relations: +1 416 342 5565

Irina Kuznetsova, Manager, Investor Relations: +1 416 342 5583

Robert Eriksson, Investor Relations Sweden: +46 8 440 54 50