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Governance5713Sumitomo Metal Mining Co.,Ltd.Iron & Steel, Nonferrous Metals

Report on Corporate Governance 2026/04/27

The company submitted its Corporate Governance Report, disclosing its governance structure as a company with an Audit & Supervisory Board, as well as the skills matrices for its directors and Audit & Supervisory Board members. Specific changes from the previous report cannot be identified from the main text.

Worth reading
63In focus
Scored from 1 of 5 sections
Direction
Neutral
Direction inferred from the company’s description.
Scale
—
Displayed only when the document provides numerical figures.
Wording
Definitive
How definitive the wording is.

Governance structure

Company with an Audit & Supervisory Board
Number of directors8 directors (including 3 outside directors)
Committee3
Governance CommitteeInternal Control CommitteeSustainability Committee and other committees. The percentage of outside committee members is 非開示
Changes this time

Changes from the previous report: Not disclosed

Governance structure
ItemDetails
Corporate Governance StructureCompany with an Audit & Supervisory Board
Number of directors8 directors (including 3 outside directors)
CommitteeGovernance Committee, Internal Control Committee, Sustainability Committee and other committees. The percentage of outside committee members is Not disclosed
Changes this timeChanges from the previous report: Not disclosed
Items this document does not state (4)
Number of independent officersPolicy on cross-shareholdingsTakeover defensesControlling shareholder

These are items the company does not state in this document. We do not leave them blank, nor fill them in from other sources or by inference.

The reasons the company gives

The company's own explanation, not something inferred from the numbers.

The company states that the skills matrix items were selected mainly based on the knowledge, experience, capabilities and other attributes required to achieve its long-term vision and address its material issues.

How to read this page

This is not the documentKomori reads the disclosure the company filed and writes this summary. Figures are as stated by the company and are not audited.
Weight is not a verdictIt measures how much this changes what the company had already told the market. It is not a view on the shares.
Corrections happenIf the company reissues this disclosure, the page is rebuilt from the corrected version and the revision number moves up.
Report on Corporate Governance 2026/04/27 | Sumitomo Metal Mining Co.,Ltd. (5713) timely disclosure | Komori