Firm profile

ASSET MANAGEMENT ONE CO., LTD.

TOKYOCRD 110843Latest ADV April 30, 2026

Asset Management One Co., Ltd. is an SEC registered investment adviser organized as a corporation. Its latest Form ADV filing, dated April 30, 2026, reports $450.6B in regulatory assets under management, 927 employees, and 1,782 accounts.

Assets Under Management
$450.6B
Employees
927
Offices
--
Total Clients
1,433
Primary office
TOKYO
TEKKO BUILDING, 8-2, MARUNOUCHI 1 CHOME, CHIYODA-KU, TOKYO, Japan
ADV Item 1F location record

Contact and digital presence

ADV profile links

Leadership

3 roles identified
CEONoriyuki N. Sugihara
CCOKohei N. Horikawa
CFOYuichiro N. Abe

Advisory services offered

4 types reported
Other advisory services
Portfolio management for businesses
Portfolio management for pooled investment vehicles

Fee models offered

3 types reported
Asset based fees
Fixed fees
Performance-based fees
Sources checked May 17, 2026

Client Coverage Demographics

Top client segmentPooled Investment Vehicles represent 69.7% of total clients.
Top client categories% of clientsClients
1
Pooled Investment Vehicles
69.7%
999
2
Pension Plans
21.4%
307
3
Corporations
3.6%
51
4
Charitable
2.2%
31
5
Banks
1.3%
19
Categories with <5 clients
High net worth individuals (HNWI)<5 clients
Individuals (other than high net worth individuals)<5 clients
Sovereign wealth funds and foreign official institutions<5 clients

Regulatory Assets Under Management Breakdown

Total regulatory assets under management$450.6Bas of April 30, 2026
Discretionary100.0%
$450.6B
100% of total RAUM100.0%
Non-discretionary0.0%
$0
0% of total RAUM0.0%
All regulatory assets under management are discretionary.

Assets under management Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total AUM$450.6B
Total Accounts1,782
10Y AUM Change$-20.6B (-4.4%)

Employee Growth by Quarter

Quarterly points use the latest ADV filing or SEC roster snapshot available in each quarter.

Total Employees927
Clients per Employee2:1
10Y Employee Change-66 (-6.6%)

* Metrics are based on the latest available data, including Form ADV filings, brochures, and relationship summaries pulled from the SEC IAPD, and may be subject to change. Learn what is included in the Rialytix data. Please refer to the firm's official disclosures for the most accurate information using their CRD number. This is not investment advice.