Who Owns Sega?
Updated onExplore the ownership hierarchy of Sega. See parent companies, holding structures, and ultimate controllers.
Ownership Chain
Sega
Sega is a Japanese multinational video game and entertainment company, part of Sega Sammy Holdings, known for developing and publishing console, PC, mobile and arcade games including the Sonic the Hedgehog franchise.
Sega Sammy Holdings
Sega Sammy Holdings is a Japanese public entertainment holding company that owns Sega and Sammy and operates global businesses in video games, pachinko machines, and gaming-related resorts.
Sega
Sega is a Japanese multinational video game and entertainment company, part of Sega Sammy Holdings, known for developing and publishing console, PC, mobile and arcade games including the Sonic the Hedgehog franchise.
Sega Sammy Holdings
Sega Sammy Holdings is a Japanese public entertainment holding company that owns Sega and Sammy and operates global businesses in video games, pachinko machines, and gaming-related resorts.
Major Shareholders
Sega
Major Shareholders
| Name | Type | Ownership | Voting | As of |
|---|---|---|---|---|
Sega Sammy Holdings Inc. Sega Corporation ("Sega") is a subsidiary in the Sega Sammy Group and is described by Sega Sammy as operating as a wholly owned subsidiary of Sega Sammy Holdings Inc., whose shares are listed on the Tokyo Stock Exchange under code 6460. | Corporate | 100.0% | 100.0% | — |
Sega Sammy Holdings
Major Shareholders
| Name | Type | Ownership | Voting | As of |
|---|---|---|---|---|
HS Company Largest shareholder of Sega Sammy Holdings; an asset-management company owned by founder Hajime Satomi and his family. | Family | 17.6% | 17.6% | Sep 2025 |
The Master Trust Bank of Japan, Ltd. (Trust account) Japanese trust bank holding shares in custody for institutional/beneficial clients. | Institutional | 11.1% | 11.1% | Sep 2025 |
STATE STREET BANK AND TRUST COMPANY 505001 Custody account of U.S.-based institutional investor State Street Bank and Trust Company. | Institutional | 7.5% | 7.5% | Sep 2025 |
FSC Co. Satomi family-related asset-management company and significant shareholder of Sega Sammy Holdings. | Family | 6.2% | 6.2% | Sep 2025 |
Custody Bank of Japan, Ltd. (Trust account) Major Japanese trust and custody bank holding Sega Sammy shares in trust accounts. | Institutional | 4.2% | 4.2% | Sep 2025 |
SEGA SAMMY HOLDINGS INC. (treasury stock) Treasury shares held by Sega Sammy Holdings itself; these shares do not carry voting rights under Japanese law. | Corporate | 4.1% | 0.0% | Sep 2025 |
THE BANK OF NEW YORK MELLON 140044 Custody account at Bank of New York Mellon, likely representing foreign institutional and ADR-related holdings. | Institutional | 2.0% | 2.0% | Sep 2025 |
Hajime Satomi Founder and chairman of Sega Sammy Holdings; directly holds a minority stake in addition to interests via family investment vehicles. | Founder | 1.9% | 1.9% | Sep 2025 |
STATE STREET BANK AND TRUST COMPANY 505103 Additional State Street Bank and Trust Company custody account holding Sega Sammy shares for institutional clients. | Institutional | 1.9% | 1.9% | Sep 2025 |
Haruki Satomi President and Group CEO of Sega Sammy Holdings and son of founder Hajime Satomi; holds a direct equity stake. | Individual | 1.8% | 1.8% | Sep 2025 |
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