Companies/JP/3436

SUMCO CORPORATION · 株式会社SUMCO

Ownership & governance

Executives 5Directors 10Avg age 64Avg tenure 2.9y
Mayuki Hashimoto
Chairman
Age 75Since 2016-02-29

Executives5

Jiro Ryuta
President
Age 66Since 2026-02-28
Shinichi Kubozoe
Director of Finance/CFO
Age 63Since 2024-02-29
Seiya Hirota
Chief Tech/Sci/R&D Officer
Age 65Since 2026-02-28
Takeo Kato
Corporate Officer/Principal
Age 56Since 2018-11-30
Ginji Yada
Sales & Marketing
Age 58Since 2022-02-28

Board of directors10

Mayuki Hashimoto
Chairman
Age 75Since 2016-02-29
Shinichi Kubozoe
Director/Board Member
Age 63Since 2024-02-29
Shinichiro Ota
Director/Board Member
Age 80Since 2016-02-29
Hiroshi Ito
Director/Board Member
Age 61Since 2026-02-28
Jiro Ryuta
Chairman
Age 66Since 2026-02-28
Seiya Hirota
Director/Board Member
Age 65Since 2026-02-28
Ginji Yada
Director/Board Member
Age 58Since 2026-02-28
Takeo Kato
Director/Board Member
Age 56Since 2024-02-29

Shareholders5

NameStakeShares
Nomura Asset Management Co., Ltd.
5.889 %
20,623,400
Fidelity Management & Research Co. LLC
5.749 %
20,131,661
Eastspring Investments (Singapore) Ltd.
4.489 %
15,720,600
Amova Asset Management Co., Ltd.
3.31 %
11,589,500
TIAA-CREF Investment Management LLC
3.121 %
10,929,400

Catalog · 2026-07-09

Registry officers23

NameRoleSinceShares
Seiya HirotaChief Tech/Sci/R&D Officer2026-02-28-
Shinichi KubozoeDirector of Finance/CFO2024-02-29-
橋本 眞幸代表取締役会長兼CEO取締役会議長1997-03-01-
Amy Shigemi Hatta取締役(監査等委員)2024-03-01-
Anita Killian取締役(監査等委員)2025-03-01-
Ginji YadaSales & Marketing2022-02-28-
Jiro RyutaPresident2026-02-28-
Takeo KatoCorporate Officer/Principal2018-11-30-

Registry · as of 2026-12-31

Institutional (13F)

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Fund membership

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Street consensus

Consensus noneMean target 3,886.25Range 1,440–5,500Analysts 16
1,440Mean 3,886.255,500
  • Strong buy 2
  • Buy 6
  • Hold 5
  • Sell 2
  • Strong sell 1

Firm rows and rating mix from Yahoo Finance; mean target is Yahoo’s aggregate until OpenFilings derives consensus from broker rows.

Peers