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Sustainability
Taganito HPAL Nickel Corporation Donates Claver Community Hospital to Claver Municipality
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Corporation
Updated Website
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Investors
Notice regarding Receipt of Dividend from Consolidated Subsidiary
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Sustainability Investors
Sumitomo Metal Mining Published Integrated Report 2026
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Business
Sumitomo Metal Mining Successfully Develops the World's First 12-inch Bonded SiC Substrate "SiCkrest"
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Business
Sumitomo Metal Mining Signs Agreement with Nyangumarta Warrarn Aboriginal Corporation to Advance the Winu Copper-Gold Project
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Sustainability
Sumitomo Metal Mining Issued ESG Data Book 2026
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Investors
Consolidated Financial Results for the First Quarter Ended June 30, 2026
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Investors
Notice regarding Revisions Made to Consolidated Operating Results Forecast
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Investors
Explanation Materials for Conference Call of 1st Quarter FY2026
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Investors
Updated Corporate Governance Report
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Investors
Notice regarding Completion of Payment for the Disposal of Treasury Share as Restricted Stock Compensation
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Investors
Extraordinary Report
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Investors
Notice of Resolutions at the 101st Ordinary General Meeting of Shareholders
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Investors
Notice regarding the Disposal of Treasury Share for Restricted Stock Compensation
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Investors
Updated Corporate Governance Report
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Business
GRANOPT to Triple Faraday Rotator Production Capacity by Fiscal 2027
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Business
Sumitomo Metal Mining Enhances Visibility in the Copper Cathode Supply Chain
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Investors
Position and Policy on Lowering Investment Unit
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Business
Sumitomo Metal Mining Wins Silver Cube at the 105th ADC Annual Awards
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Investors
Notice regarding the Status and Completion of Repurchase of Own Shares, and Cancellation of Own Shares
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Investors
Convocation Notice of the 101st Ordinary General Meeting of Shareholders
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Investors
Updated Corporate Governance Report
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Investors
Notice regarding Dividends of Surplus for the Fiscal Year Ended March 2026
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Investors
FY2025 Business Strategy Briefing
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Business
Sumitomo Metal Mining Launches Feasibility Study for Battery Recycling Business in Oceania
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Investors
Consolidated Financial Results for the Year Ended March 31, 2026
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Investors
Notice regarding Revisions Made to FY2025 (101th Term) Dividend Forecast (Increase)
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Investors
Notice regarding Repurchase of Own Shares and Cancellation of Own Shares
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Investors
FY2026 Capital Expenditure and Total Investment Plans
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Corporation
Announcement of Changes of Directors and Executive Officers
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Investors
Explanation Materials for Conference Call of FY2025
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Corporation
Notice regarding Unauthorized Access to the IT system of a Philippine Subsidiary (Update)
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Corporation
Notice regarding Unauthorized Access to the IT system of a Philippine Subsidiary
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Business
FY2026 Metal Production Plan
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Investors
Updated Corporate Governance Report
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Investors
Consolidated Financial Results for the Third Quarter Ended December 31, 2025
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Investors
Notice regarding Revisions Made to Consolidated Operating Results Forecast
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Investors
Notice regarding Changes to the Basic Policy of Financial Strategy and Shareholder Return Policy, and Revisions Made to Dividend Forecast
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Investors
Explanation Materials for Conference Call of 3rd Quarter FY2025
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Investors
IR-Day 2025 "Advanced Material Business"