(As of August 1, 2026)

Registered Trade Name Sumitomo Mitsui Trust Group, Inc.
Headquarters Location 1-4-1 Marunouchi, Chiyoda-ku, Tokyo
03-6256-6000 (Main Number)
See Map
Date of Establishment February 1, 2002
Main Business Activities
With trust banking at its core, Sumitomo Mitsui Trust Group, Inc. serves as a financial holding company responsible for the management of the Sumitomo Mitsui Trust Group and has established the following (1) - (10) as its key functions:
  • (1)
    Supervising management strategies
  • (2)
    Supervising financial management
  • (3)
    Supervising human resource management
  • (4)
    Supervising corporate administration
  • (5)
    Supervising information and technology functions
  • (6)
    Supervising operational process management
  • (7)
    Supervising risk management
  • (8)
    Supervising compliance
  • (9)
    Supervising information security
  • (10)
    Supervising the internal audit function
Capital 261,608,725,000 Yen
Total Number of Outstanding Shares 2,795,251,920 Shares
(Class of shares issued)
Common Shares: 2,795,251,920 Shares
Stock Exchange Listings Tokyo (Prime Market), Nagoya (Premier Market)
Securities Code: 8309
Representative Executive Officer President & CEO: Kazuya Oyama
Managing Executive Officer: Masanori Watanabe
Fiscal Term March 31
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