Dec 25, 2013

Press Release

Withdrawal from COF Business

Nov 29, 2013

Press Release

Exploration to Halt in Naosi Zone, Monte Cristo Properties In Stone Boy Project in Alaska

Nov 8, 2013

Press Release

Consolidated Financial Results (for the Second Quarter Ended September 30, 2013)

Nov 8, 2013

Press Release

Notice Regarding Differences between the Forecast of operating forecast and the Actual Results

Nov 8, 2013

Press Release

FY2013 Capital Expenditure and Total Investment Plans Announced

Oct 11, 2013

Press Release

Trial to commence relating to the Solomon Islands international tender dispute

Sep 26, 2013

Press Release

SMM to Invest into Expansion of Lithium Nickel Oxide Production Facilities

Sep 10, 2013

Press Release

SMM Acquires Additional Stock in Toyota Motor Corporation

Sep 4, 2013

Press Release

Ceremony Held to Mark Opening of Newly Completed Plant Under Taganito Project in the Philippines

Aug 7, 2013

Press Release

Consolidated Financial Results (for the First Quarter Ended June 30, 2013)

Jun 20, 2013

Press Release

Commencement of Operations by Integrated Lead Frame and Copper Product Businesses

Jun 20, 2013

Press Release

SMM and SC Extend Joint Donation to University of Alaska Fairbanks's Mining Engineering Research Endowment Fund

Jun 3, 2013

Press Release

Development of Technology to Make Use of Iron from Nickel Ore

May 20, 2013

Press Release

Development of a New Extracting Agent for Refining through Joint Research with Kyushu University

May 14, 2013

Press Release

Chromium Recovery Pilot Plant

May 10, 2013

Press Release

Consolidated Financial Results for the Year Ended March 31, 2013

May 10, 2013

Press Release

Revisions Made To FY2012 (88th Period) Dividend Projections

May 10, 2013

Press Release

Announcement of Changes of Executive Officers

May 10, 2013

Press Release

FY2013 Capital Expenditure and Total Investment Plans Announced

May 10, 2013

Press Release

Partial Amendments to the Schedule and Other Elements Specified in the Agreement Concluded by Sumitomo Metal Mining and Hitachi Cable on the Integration of Their Lead Frame and Copper Products Businesses

Apr 5, 2013

Press Release

New Chairman and President are to be appointed

Apr 1, 2013

Press Release

FY2013 Metal Production Plans

Mar 11, 2013

Press Release

SMM to Construct Scandium Recovery Pilot Plant

Mar 1, 2013

Press Release

Review of the development plan of the Sierra Gorda Project in Chile

Feb 25, 2013

Press Release

Notice concerning Issuance of the Series 2 Stock Acquisition Rights by way of Third-Party Allotment in connection with the Loan with Series 2 Stock Acquisition Rights (with conditions on exercise price adjustments), Lump-Sum Repayment of the Loan with Series 1 Stock Acquisition Rights and Extinguishment of the Series 1 Stock Acquisition Rights (with conditions on exercise price adjustments)

Feb 7, 2013

Press Release

Formulation of the 2012 3-Year Business Plan

Feb 7, 2013

Press Release

Consolidated Financial Results for the Third Quarter Ended December 31, 2012

Feb 7, 2013

Press Release

Renewal of Countermeasures to Large-Scale Acquisitions of Sumitomo Metal Mining Co., Ltd. Shares (Takeover Defense Measures)

Jan 31, 2013

Press Release

Implementation of Pre-Feasibility Study and Commencement of Environmental Impact Assessment for Nickel HPAL Plant Construction in Indonesia

Jan 31, 2013

Press Release

Partial Amendments to the Schedule and Other Elements Specified in the Agreement Concluded by Sumitomo Metal Mining and Hitachi Cable on the Integration of Their Lead Frames and Copper Products Businesses

Jan 15, 2013

Press Release

Participation in the Production Increase Project at Morenci Copper Mine