Basic Share Information

Business year From January 1 to December 31
Ordinary General Meeting of Shareholders Held annually in March
Record Date for Voting Rights at the Ordinary General Meeting of Shareholders December 31
Dividend record date Year-end dividends: December 31
Interim dividends: June 30
Other dates may be designated as needed, with prior public notice.
Number of Shares per Unit 100 shares per unit
Methods of public notice Public notice is made electronically via the Company’s website (Japanese only).
However, in the event that electronic notice is unavailable due to unavoidable reasons, notices will be published in the Nihon Keizai Shimbun.
Stock Exchange Listing Tokyo Stock Exchange (Prime Market), code: 3436

Address Changes and Inquiries

Shareholders with accounts at securities companies

Please contact your respective securities firm for address changes and other inquiries.

Shareholders with shares in special accounts

Please contact the following telephone inquiry desk.

Transfer Agent and Manager of Special Accounts

1-4-1 Marunouchi, Chiyoda-ku, Tokyo, Japan

Sumitomo Mitsui Trust Bank, Limited (Japanese only)
Transfer Agent Contact Information
  • Administrative office

    Stock Transfer Agency Business Planning Dept.
    Sumitomo Mitsui Trust Bank, Limited
    1-4-1 Marunouchi, Chiyoda-ku, Tokyo, Japan

  • Mailing address

    Stock Transfer Agency Business Planning Dept.
    Sumitomo Mitsui Trust Bank, Limited
    2-8-4 Izumi, Suginami-ku, Tokyo 168-0063, Japan

  • Telephone (Toll-free)

    0120-782-031

    0120-782-031

Requests for Buyback of Fractional Shares

SUMCO operates a buyback request program for fractional shares (less than one unit of 100 shares) that cannot be traded on the market. For details regarding buyback procedures, please contact your securities company or the stock transfer agency, Sumitomo Mitsui Trust Bank, Limited.