TORONTO, ONTARIO–(Marketwired - April 30, 2015) - (TSX:LUN) (OMX:LUMI) Lundin Mining Corporation (“Lundin Mining” or the “Company”) reports the following, in accordance with the Swedish Financial Instruments Trading Act:

As a result of the exercise of employee stock options during the month of April, the number of issued and outstanding shares of the Company has increased to 718,452,523 common shares with voting rights as at April 30, 2015.

About Lundin Mining

Lundin Mining Corporation is a diversified base metals mining company with operations in Chile, Portugal, Sweden, Spain and the United States, producing copper, zinc, lead and nickel. In addition, Lundin Mining holds a 24% equity stake in the world-class Tenke Fungurume copper/cobalt mine in the Democratic Republic of Congo and in the Freeport Cobalt Oy business, which includes a cobalt refinery located in Kokkola, Finland.

On Behalf of the Board,

Paul Conibear, President and CEO