Overview
Banks

Sumitomo Mitsui Trust Group,Inc.

Sumitomo Mitsui Trust Group is a Japanese financial holding company operating primarily through Sumitomo Mitsui Trust Bank, one of Japan's largest trust banks. The group provides a comprehensive range of trust banking, asset management, asset administration, and real estate-related services to institutional and individual clients. Its core strengths lie in fiduciary services, pension asset management, and wealth management, supported by a broad network of group companies including Nikko Asset Management.

Market Cap
¥4,406B
US$28.1B
EV
¥—B
Stock¥1,600▼-1.45%
US$1 = ¥156.80 (2026-10-23)
ROE
10.1%
* LTM NI / end-of-period equity
PBR
1.2
x
Stock vs TOPIX (1Y, base=100)vs TOPIX ▲+34.0%pt
100
Oct 24, 25 – Oct 23, 26StockTOPIX
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Performance & Balance
Revenue 5Y (¥B)
1,401US$8.94B'22/31,819US$11.6B'23/32,475US$15.8B'24/32,922US$18.6B'25/32,984US$19.0B'26/3
Net Income 5Y (¥B)
169US$1.08B'22/3191US$1.22B'23/379.2US$505M'24/3258US$1.64B'25/3318US$2.03B'26/3
Capital Structure
36%
64%
EquityD/E 1.75xDebt
Liquidity vs Debt 5Y (¥B)▲ Net Cash
CashInv. Sec.Debt
15,734US$100B2,077US$13.2B'22/319,173US$122B2,502US$16.0B'23/320,838US$133B2,787US$17.8B'24/323,062US$147B3,543US$22.6B'25/322,551US$144B3,928US$25.0B'26/3
Shareholders
Top 10 hold 35.3%
1
The Master Trust Bank of Japan, Ltd. (Trust Account)
14.78%
2
Custody Bank of Japan, Ltd. (Trust Account)
6.37%
3
STATE STREET BANK AND TRUST COMPANY 505001 (Standing Proxy: Mizuho Bank, Ltd.)
4.33%
4
STATE STREET BANK AND TRUST COMPANY 505103 (Standing Proxy: Mizuho Bank, Ltd.)
1.61%
5
JP MORGAN CHASE BANK 385642 (Standing Proxy: Mizuho Bank, Ltd.)
1.45%
6
JP MORGAN CHASE BANK 385781 (Standing Proxy: Mizuho Bank, Ltd.)
1.45%
7
THE CHASE MANHATTAN BANK,N.A.LONDONSECS LENDING OMNIBUS ACCOUNT (Standing Proxy: Mizuho Bank, Ltd.)
1.41%
8
JPMorgan Securities Japan Co., Ltd.
1.41%
9
Nomura Trust and Banking Co., Ltd. (Investment Trust Account)
1.27%
10
THE BANK OF NEW YORK MELLON AS DEPOSITARY BANK FOR DEPOSITARY RECEIPT HOLDERS (Standing Proxy: Mizuho Bank, Ltd.)
1.26%
Management
13 officers
Kazuya OYAMA
Director, Executive Officer and President (Representative Executive Officer) (CEO)
Apr 1988 Joined Sumitomo Trust and Banking Co., Ltd. Apr 2015 Executive Officer, General Manager of Honten Sales Department No. 4, Sumitomo Mitsui Trust Bank, Limited Jan 2016 Executive Officer, Head of Human Resources Department, Sumitomo Mitsui Trust Bank, Limited Jan 2016 Executive Officer, Head of Human Resources Department, Sumitomo Mitsui Trust Group, Inc. Apr 2016 Executive Officer, General Manager of Human Resources Department, Sumitomo Mitsui Trust Bank, Limited Apr 2016 Executive Officer, General Manager of Human Resources Department, Sumitomo Mitsui Trust Group, Inc. Apr 2017 Managing Executive Officer, General Manager of Corporate Planning Department, Sumitomo Mitsui Trust Bank, Limited Apr 2017 Managing Executive Officer, General Manager of Corporate Planning Department, Sumitomo Mitsui Trust Group, Inc. Jun 2017 Executive Officer, General Manager of Corporate Planning Department, Sumitomo Mitsui Trust Group, Inc. Apr 2019 Director, Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Apr 2019 Managing Executive Officer, Sumitomo Mitsui Trust Group, Inc. Apr 2021 Representative Director, President, Sumitomo Mitsui Trust Bank, Limited Apr 2021 Executive Officer, Sumitomo Mitsui Trust Group, Inc. Jun 2021 Director, Executive Officer, Sumitomo Mitsui Trust Group, Inc. Jun 2025 Executive Officer, Sumitomo Mitsui Trust Group, Inc. Apr 2026 Director (current), Sumitomo Mitsui Trust Bank, Limited Apr 2026 President and Executive Officer (current), Sumitomo Mitsui Trust Group, Inc. Jun 2026 Director, President and Executive Officer, Sumitomo Mitsui Trust Group, Inc.
1965-06-07
Kiminori WATANABE
Director, Managing Executive Officer (Representative Executive Officer) (CFO)
Apr 1991 Joined Sumitomo Trust and Banking Co., Ltd. Apr 2023 Executive Officer, General Manager of Financial Planning Department, Sumitomo Mitsui Trust Bank, Limited Apr 2023 Executive Officer, General Manager of Financial Planning Department, Sumitomo Mitsui Trust Group, Inc. Apr 2025 Managing Executive Officer, General Manager of Financial Planning Department, Sumitomo Mitsui Trust Bank, Limited Apr 2025 Managing Executive Officer and Executive Officer, General Manager of Financial Planning Department, Sumitomo Mitsui Trust Group, Inc. Apr 2026 Director, Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited (current) Apr 2026 Managing Executive Officer, Sumitomo Mitsui Trust Group, Inc. (current) Jun 2026 Director, Managing Executive Officer, Sumitomo Mitsui Trust Group, Inc.
1967-05-26
Chikako MATSUMOTO
Director, Managing Executive Officer (CSuO)
Aug 1994 Joined Inter-American Development Bank Nov 1999 Senior Financial Officer (Financial Planning), the same bank Nov 2001 Senior Financial Officer (Financial Planning and Risk Management), World Bank Mar 2014 Retired from World Bank Nov 2018 Associate Partner, Climate Change and Sustainability Services, EY ShinNihon LLC Oct 2020 Joined Sumitomo Mitsui Trust Bank, Limited Apr 2022 Executive Officer, General Manager of ESG Solutions Planning Promotion Department, Corporate Planning Division, Sumitomo Mitsui Trust Bank, Limited Apr 2023 Executive Officer, Sumitomo Mitsui Trust Group, Inc. Apr 2024 Managing Executive Officer (current), Sumitomo Mitsui Trust Bank, Limited Apr 2024 Managing Executive Officer, Sumitomo Mitsui Trust Group, Inc. Jun 2025 Director, Managing Executive Officer, Sumitomo Mitsui Trust Group, Inc. (current)
1963-01-08
Toru TAKAKURA
Director, Chairman of the Board
Apr 1984 Joined Sumitomo Trust and Banking Co., Ltd. Jun 2010 Executive Officer, Branch Manager of Head Office and General Manager of Integration Promotion Department, Planning Department, Sumitomo Trust and Banking Co., Ltd. Apr 2012 Director, Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Apr 2012 Managing Executive Officer, Sumitomo Mitsui Trust Holdings, Inc. Jul 2013 Director, Managing Executive Officer, General Manager of Corporate Planning Department, Sumitomo Mitsui Trust Bank, Limited Jul 2013 Managing Executive Officer, General Manager of Corporate Planning Department, Sumitomo Mitsui Trust Holdings, Inc. Jan 2014 Director, Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Jan 2014 Managing Executive Officer, Sumitomo Mitsui Trust Holdings, Inc. Apr 2017 Director, Senior Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Apr 2017 Senior Managing Executive Officer, Sumitomo Mitsui Trust Holdings, Inc. Jun 2017 Director, Senior Managing Executive Officer, Sumitomo Mitsui Trust Holdings, Inc. Jun 2019 Executive Officer, Sumitomo Mitsui Trust Holdings, Inc. Apr 2021 Director, Sumitomo Mitsui Trust Bank, Limited Apr 2021 President and Executive Officer, Sumitomo Mitsui Trust Holdings, Inc. Jun 2021 Director, President and Executive Officer, Sumitomo Mitsui Trust Holdings, Inc. Mar 2026 Retired as Director, Sumitomo Mitsui Trust Bank, Limited Apr 2026 Chairman of the Board (current), Sumitomo Mitsui Trust Group, Inc.
1962-03-10
Koichi KATO
Director
Apr 1990 Joined Mitsui Trust Bank, Limited Apr 2019 Executive Officer, General Manager of Honten Sales Department No. 5, Sumitomo Mitsui Trust Bank, Limited Apr 2022 Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Jun 2024 Retired as Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Jun 2024 Director (current), Sumitomo Mitsui Trust Group, Inc.
1966-01-19
Yuichi FUJITA
Director
Apr 1980 Joined Tokio Marine & Nichido Fire Insurance Co., Ltd. Aug 1988 Completed MBA, University of Southern California Jun 2011 Executive Officer, General Manager of Accounting Department, Tokio Marine & Nichido Fire Insurance Co., Ltd. Jun 2011 Executive Officer, General Manager of Accounting Department, Tokio Marine Holdings, Inc. Jun 2012 Managing Director, Tokio Marine & Nichido Fire Insurance Co., Ltd. Jun 2012 Managing Director, Tokio Marine Holdings, Inc. Apr 2016 Managing Director, Chief Investment Officer (CIO), Tokio Marine Holdings, Inc. Apr 2017 Senior Managing Director, Chief Investment Officer (CIO), Tokio Marine Holdings, Inc. Apr 2017 Senior Managing Director, Tokio Marine & Nichido Fire Insurance Co., Ltd. Jun 2020 Retired as Senior Managing Director, Tokio Marine Holdings, Inc. Jun 2020 Retired as Senior Managing Director, Tokio Marine & Nichido Fire Insurance Co., Ltd. Jun 2020 Full-time Audit & Supervisory Board Member, Tokio Marine Holdings, Inc. Nov 2020 Standing Director, Japan Audit & Supervisory Board Members Association Jun 2024 Retired as Full-time Audit & Supervisory Board Member, Tokio Marine Holdings, Inc. Jun 2024 Retired as Standing Director, Japan Audit & Supervisory Board Members Association Jun 2024 Director (current), Sumitomo Mitsui Trust Group, Inc.
1956-05-12
Kaoru KASHIMA
Director
Nov 1981 Joined Showa Audit Corporation (now EY ShinNihon LLC) Apr 1985 Registered as Certified Public Accountant Jun 1996 Partner, Ota Showa Audit Corporation (now EY ShinNihon LLC) Jun 2002 Senior Partner, Shin Nihon Audit Corporation (now EY ShinNihon LLC) Sep 2010 Managing Director, Corporate Culture Promotion Office and Public Relations Office, EY ShinNihon LLC Jul 2012 Managing Director, General Manager of Knowledge Division, EY ShinNihon LLC Jul 2013 Representative Director, EY Research Institute Co., Ltd. Feb 2016 Retired as Managing Director, General Manager of Knowledge Division, EY ShinNihon LLC Aug 2016 Retired as Representative Director, EY Research Institute Co., Ltd. Jun 2019 Retired as Senior Partner, EY ShinNihon LLC Jun 2019 Outside Audit & Supervisory Board Member, Nippon Telegraph and Telephone Corporation (now NTT, Inc.) Jun 2019 Outside Director, Sumitomo Mitsui Trust Bank, Limited Mar 2020 Outside Audit & Supervisory Board Member, Kirin Holdings Company, Limited (current) Jun 2021 Retired as Outside Director, Sumitomo Mitsui Trust Bank, Limited Jun 2021 Director (current), Sumitomo Mitsui Trust Group, Inc. Jun 2025 Outside Director, Nippon Telegraph and Telephone Corporation (now NTT, Inc.) (current)
1958-01-20
Tomonori ITO
Director
Apr 1979 Joined The Bank of Tokyo, Ltd. (now MUFG Bank, Ltd.) Mar 1995 Joined Union Bank of Switzerland (now UBS) Apr 2011 Project Professor, Graduate School of International Corporate Strategy, Hitotsubashi University May 2012 Outside Director, PARCO Co., Ltd. Oct 2012 Professor, Graduate School of International Corporate Strategy, Hitotsubashi University Jul 2013 Outside Audit & Supervisory Board Member, Ain Holdings Inc. Jun 2014 Outside Director, Aozora Bank, Ltd. Jul 2015 Retired as Outside Audit & Supervisory Board Member, Ain Holdings Inc. Jun 2016 Outside Director, Electric Power Development Co., Ltd. (retirement scheduled Jun 2026) Apr 2018 Professor, Graduate School of Business Administration, Hitotsubashi University May 2019 Retired as Outside Director, PARCO Co., Ltd. Apr 2020 Project Professor, Graduate School of Business Administration, Hitotsubashi University Aug 2021 Retired as Project Professor, Graduate School of Business Administration, Hitotsubashi University Sep 2021 Professor, Research Institute for Business and Finance, Waseda University (current) Apr 2022 Project Professor, Faculty of International Research, Kyoto University of Advanced Science (current) Jun 2022 Outside Director, Mitsui Sumitomo Insurance Company, Limited (current) Jun 2023 Retired as Outside Director, Aozora Bank, Ltd. Jun 2023 Director (current), Sumitomo Mitsui Trust Group, Inc.
1957-01-09
Hajime WATANABE
Director
Apr 1981 Joined Development Bank of Japan (now Development Bank of Japan Inc.) Jun 2009 Executive Officer, General Manager of Corporate Planning Department, Development Bank of Japan Inc. Jun 2011 Managing Executive Officer, Development Bank of Japan Inc. Jun 2015 Representative Director and Vice President, Development Bank of Japan Inc. Jun 2018 Representative Director and President, Development Bank of Japan Inc. Jun 2022 Adviser, Development Bank of Japan Inc. Jan 2023 Adviser, DBJ Real Estate Co., Ltd. Apr 2023 Representative Director and Chairman, The Japan Economic Research Institute Inc. (current) Jun 2023 Retired as Adviser, Development Bank of Japan Inc. Jun 2023 Retired as Adviser, DBJ Real Estate Co., Ltd. Jun 2023 Outside Audit & Supervisory Board Member, Japan Freight Railway Company (retirement scheduled Jun 2026) Jun 2023 Director (current), Sumitomo Mitsui Trust Group, Inc. Jun 2024 Outside Audit & Supervisory Board Member, Tokyu Corporation (current) Jul 2024 Outside Director, Fukoku Mutual Life Insurance Company (current) Jun 2026 Outside Director, Mitsubishi Estate Co., Ltd.
1958-10-31
Kazuo SAKAKIBARA
Director
Apr 1984 Prosecutor, Sapporo District Public Prosecutors Office Feb 2018 Superintending Prosecutor, Fukuoka High Public Prosecutors Office Jan 2020 Superintending Prosecutor, Osaka High Public Prosecutors Office Jul 2021 Retired as Superintending Prosecutor, Osaka High Public Prosecutors Office Oct 2021 Registered as Attorney-at-law Nov 2021 Foreign Law Joint Enterprise Counsel, Anderson Mori & Tomotsune (current) Apr 2022 Auditor, Tokyo Dental College (current) Jun 2022 Member, Board of Governors, Japan Broadcasting Corporation (NHK) Jun 2022 Outside Audit & Supervisory Board Member, Takasago Thermal Engineering Co., Ltd. Jun 2023 Outside Director, Takasago Thermal Engineering Co., Ltd. (current) Jun 2023 Outside Director, Sumitomo Mitsui Trust Bank, Limited Mar 2024 Acting Chairman, Board of Governors, Japan Broadcasting Corporation (NHK) (current) Jun 2024 Retired as Outside Director, Sumitomo Mitsui Trust Bank, Limited Jun 2024 Director (current), Sumitomo Mitsui Trust Group, Inc.
1958-08-06
Hideki KOBORI
Director
Apr 1978 Joined Asahi Chemical Industry Co., Ltd. (now Asahi Kasei Corporation) Apr 2008 Director and Managing Executive Officer, Asahi Kasei Electronics Co., Ltd. Apr 2009 Director and Senior Managing Executive Officer, Asahi Kasei Electronics Co., Ltd. Apr 2010 Representative Director, President and Chief Executive Officer, Asahi Kasei Electronics Co., Ltd. Apr 2012 Managing Executive Officer, Asahi Kasei Corporation Jun 2012 Director and Managing Executive Officer, Asahi Kasei Corporation Apr 2014 Representative Director and Senior Managing Executive Officer, Asahi Kasei Corporation Apr 2016 Representative Director, President and Chief Executive Officer, Asahi Kasei Corporation Apr 2022 Representative Director, Chairman, Asahi Kasei Corporation Jun 2022 Vice Chairman, Keidanren (Japan Business Federation) (retirement scheduled Jun 2026) Apr 2023 Director, Chairman, Asahi Kasei Corporation (current) Jun 2023 Outside Director, Nomura Research Institute, Ltd. (current) Jun 2023 Outside Director, Seiko Group Corporation (current) Jun 2024 Outside Director, INCJ, Ltd. (current) Jun 2026 Director, Sumitomo Mitsui Trust Group, Inc.
1955-02-02
Etsuko KOBAYASHI
Director
Apr 1985 Joined Citibank, N.A., Tokyo Branch Feb 1994 Joined Goldman Sachs Japan Limited Oct 2000 Joined Goldman Sachs Asset Management Co., Ltd. Jun 2012 Director, Head of Sales, Goldman Sachs Asset Management Co., Ltd. Apr 2015 Senior Managing Director, Head of Sales, Goldman Sachs Asset Management Co., Ltd. Feb 2022 Representative Director and President, Goldman Sachs Asset Management Co., Ltd. Jan 2024 Representative Director and Chairman, Goldman Sachs Asset Management Co., Ltd. Mar 2024 Retired as Representative Director and Chairman, Goldman Sachs Asset Management Co., Ltd. Jun 2025 Outside Director, Nissay Asset Management Corporation (current) Jun 2025 Outside Director, Sumitomo Mitsui Trust Bank, Limited (current) Mar 2026 Outside Audit & Supervisory Board Member, Yamaha Motor Co., Ltd. (current) Jun 2026 Retired as Outside Director, Sumitomo Mitsui Trust Bank, Limited (scheduled) Jun 2026 Director, Sumitomo Mitsui Trust Group, Inc.
1961-07-18
Satoko SHISAI
Director
Apr 1986 Joined IBM Japan, Ltd. Apr 2009 Executive Officer, Public Sector Business, IBM Japan, Ltd. Oct 2015 Executive Officer, General Manager of Security Business Division, IBM Japan, Ltd. Jan 2018 Executive Officer, General Manager of Government Systems Business Division, Enterprise Business Unit, IBM Japan, Ltd. Apr 2019 Retired as Executive Officer, General Manager of Government Systems Business Division, Enterprise Business Unit, IBM Japan, Ltd. May 2019 Executive Officer, General Manager of IT Division, Chugai Pharmaceutical Co., Ltd. Oct 2019 Executive Officer, General Manager of Digital and IT Division, Chugai Pharmaceutical Co., Ltd. Apr 2022 Senior Executive Officer, Head of Digital Transformation Unit, Chugai Pharmaceutical Co., Ltd. Apr 2022 Outside Director, Panasonic Connect Co., Ltd. Dec 2023 Outside Director, Mitsubishi Research Institute, Inc. (current) Mar 2024 Retired as Senior Executive Officer, Head of Digital Transformation Unit, Chugai Pharmaceutical Co., Ltd. Apr 2024 Representative, ISIS Consulting LLC (current) Jun 2024 Outside Director, Nippon Yusen Kabushiki Kaisha (current) Jun 2024 Outside Director, Nisshin OilliO Group, Ltd. (current) Jun 2025 Retired as Outside Director, Panasonic Connect Co., Ltd. Jun 2026 Director, Sumitomo Mitsui Trust Group, Inc.
1963-11-11
Large Shareholding Reports
Sumitomo Mitsui Trust Asset Management Co., Ltd.
2025-09-19
3.55%→2.75%
Disclosures
No disclosures
Primary Source Filings
TDnet
2026-07-30
Q1 Earnings Flash
FY ending Mar 2027
EDINET
2026-06-17
Annual Securities Report
Period: Apr 2025 – Mar 2026
EDINET
2026-05-20
中期経営計画
TDnetAmended
2026-04-20
Q3 Earnings Flash
FY ending Mar 2026
TDnet
2026-01-30
Q3 Earnings Flash
FY ending Mar 2026
EDINET
2025-11-27
Semi-Annual Securities Report
Period: Apr 2025 – Mar 2026
EDINET
2025-09-19
Large Shareholding Report
TDnet
2025-07-30
Q1 Earnings Flash
FY ending Mar 2026
EDINET
2025-06-18
Annual Securities Report
Period: Apr 2024 – Mar 2025
EDINETAmended
2025-06-18
Amended Annual Securities Report
Period: Apr 2023 – Mar 2024
TDnet
2025-01-31
Q3 Earnings Flash
FY ending Mar 2025
EDINET
2024-11-28
Semi-Annual Securities Report
Period: Apr 2024 – Mar 2025
TDnet
2024-07-30
Q1 Earnings Flash
FY ending Mar 2025
EDINET
2024-06-21
Annual Securities Report
Period: Apr 2023 – Mar 2024
EDINET
2024-02-13
Quarterly Securities Report
Period: Oct 2023 – Dec 2023
EDINET
2023-11-28
Quarterly Securities Report
Period: Jul 2023 – Sep 2023
EDINET
2023-08-10
Quarterly Securities Report
Period: Apr 2023 – Jun 2023
EDINET
2023-06-26
Annual Securities Report
Period: Apr 2022 – Mar 2023
EDINET
2023-02-13
Quarterly Securities Report
Period: Oct 2022 – Dec 2022
EDINET
2022-11-28
Quarterly Securities Report
EDINET
2022-08-10
Quarterly Securities Report
EDINET
2022-06-24
Annual Securities Report
EDINET
2022-02-10
Quarterly Securities Report
EDINET
2021-11-26
Quarterly Securities Report
EDINET
2021-08-12
Quarterly Securities Report
EDINET
2021-06-24
Annual Securities Report
EDINET
2021-02-10
Quarterly Securities Report
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