- CEO
- Kazuya Oyama
- Full Time Employees
- 22,911
- Sector
- Financial Services
- Industry
- Banks - Regional
- Address
- 1-4-1 Marunouchi Tokyo Japan 100-8233
- IPO Date
- Apr 1, 2011
- Business
- Sumitomo Mitsui Trust Holdings, Inc. (SUTNY) serves as the holding company for Sumitomo Mitsui Trust Group, overseeing a diversified portfolio of financial services with trust banking as its core business through its primary subsidiary, Sumitomo Mitsui Trust Bank, Limited. The group provides an integrated suite of products and services, including retail and corporate banking solutions such as deposits, loans, and housing finance; asset management and investment advisory encompassing mutual funds, pension services, and discretionary investment; real estate brokerage, investment management, and consulting; wealth management via joint ventures like UBS SuMi TRUST Wealth Management Co., Ltd.; investor services including custody, stock transfer agency, and private equity fund administration; global markets operations; and ancillary offerings like credit cards through Sumitomo Mitsui Trust Club Co., Ltd., leasing via Sumitomo Mitsui Trust Panasonic Finance Co., Ltd., and internet banking through SBI Sumishin Net Bank, Ltd. These services target individual clients, corporations, institutional investors, and high-net-worth individuals across retail total solutions, wholesale asset management, fiduciary services, and real estate segments.
Founded in 2011 through a share exchange involving predecessors dating back to 1925, the company maintains its headquarters at 1-4-1 Marunouchi, Chiyoda-ku, Tokyo, Japan, and operates primarily in Japan with international presence in Thailand, China, Hong Kong, the United States, Luxembourg, and Ireland via subsidiaries such as Sumitomo Mitsui Trust Bank (Thai) Public Company Limited, Zijin Trust Co., Ltd., and Sumitomo Mitsui Trust Bank (U.S.A.) Limited.
Recent developments include a strategic partnership announced in April 2025 with GCM Grosvenor Inc. to enhance private equity capabilities, building on prior commitments within 2024; the October 2025 merger of Sumitomo Mitsui Trust Card Co., Ltd. into Sumitomo Mitsui Trust Club Co., Ltd. to consolidate credit card operations as the exclusive domestic issuer of Diners Club; UBS SuMi TRUST Wealth Management Co., Ltd.'s acquisition of Credit Suisse's wealth management business in Japan in 2024, maintaining a 51%/49% ownership split with UBS; and a leadership transition at Sumitomo Mitsui Trust Asset Management Co., Ltd. in September 2025, with Takahiro Kobayashi appointed as president and CEO amid targets for growth in MENA and U.S. markets. The group also reported strong financial results for the first half of fiscal year 2025 in November 2025, reflecting gains from rising interest rates and investment expansion, alongside ongoing share repurchases and sustainability initiatives like top LGBTQ ratings.