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LUN.TO ·

Lundin Mining Announces Updated Share Capital

Share Capital & Compensation

Corporate Office

1055 Dunsmuir Street

Suite 2800, Bentall IV

Vancouver, BC V7X 1L2

Phone: +1 604 689 7842

lundinmining.com

NEWS RELEASE

Lundin Mining Announces Updated Share Capital

Vancouver, BC, January 30, 2026 (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 increased by 20,386 to 854,367,977 common

shares with voting rights as of January 30, 2026. The increase in the number of issued and outstanding shares from

December 31, 2025 to date is a result of the exercise of employee stock options or the vesting of employee share

units. During this period, the Company did not purchase any shares for cancelation under its Normal Course Issuer

Bid program.

About Lundin Mining

Lundin Mining is a Canadian mining company headquartered in Vancouver, Canada with three operating mines in

Brazil and Chile. We produce commodities that support modern infrastructure and electrification. Our strategic

vision is to become a top ten global copper producer. To get there, we are executing a clear growth strategy, which

includes advancing one of the world’s largest copper, gold, and silver projects in the Vicuña District on the border

of Argentina and Chile, where we hold a 50% interest. Lundin Mining has a proven track record of value creation

through resource growth, operational excellence, and responsible development. The Company’s shares trade on

the Toronto Stock Exchange (LUN) and Nasdaq Stockholm (LUMI). Learn more at www.lundinmining.com.

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 January 30, 2026 at 16:00 Pacific Time.

For further information, please contact:

Stephen Williams, Vice President, Investor Relations: +1 604 806 3074

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