OPTEX GROUP COMPANY, LIMITED · オプテックスグループ株式会社
Ownership & governance
Executives 3Directors 8Avg age 61Avg tenure 6.6y
TN
Tatsuya Nakajima
President
Age 59Since 2023-02-28Profile →
+10
Executives3
Board of directors8
TK
Toru Kamimura→
Director/Board Member
Age 66Since 2012-02-29
TN
Tatsuya Nakajima→
Director/Board Member
Age 59Since 2018-03-23
MK
Minoru Kida
Director/Board Member
Age 56Since 2019-02-28
KY
Kazuhiro Yoshida
Director/Board Member
Age 66Since 2020-02-29
KY
Koki Yamana→
Director/Board Member
Age 61Since 2024-02-29
SN
Sachiko Negishi
Director/Board Member
Age 57Since 2023-02-28
MO
Masaya Okuno
Director/Board Member
Age 62Since 2023-03-31
KI
Keiko Iijima
Director/Board Member
Age 61Since 2024-02-29
Shareholders5
| Name | Stake | Shares |
|---|---|---|
| Nomura Asset Management Co., Ltd. | 5.204 % | 1,963,800 |
| OPTEX GROUP COMPANY, LIMITED | 5.15 % | 1,943,300 |
| Grantham, Mayo, Van Otterloo & Co. LLC | 3.615 % | 1,364,200 |
| Toru Kobayashi | 2.727 % | 1,029,000 |
| Ichiyoshi Asset Management Co., Ltd. | 2.721 % | 1,026,900 |
Catalog · 2026-07-09
Registry officers11
| Name | Role | Since | Shares |
|---|---|---|---|
| Koki Yamana | Director of Finance/CFO | 2021-03-31 | - |
| Toru Kamimura | Chief Tech/Sci/R&D Officer | 2006-12-31 | - |
| Tatsuya Nakajima | President | 2023-02-28 | - |
| 上村 透 | 代表取締役副社長 | 2007-01-01 | - |
| 中島 達也 | 代表取締役社長 | 2018-03-01 | - |
| 吉田 和弘 | 取締役 | 2004-10-01 | - |
| 奥野 雅也 | 取締役（常勤監査等委員） | 2004-05-01 | - |
| 山名 幸輝 | 取締役ＣＦＯ | 2018-07-01 | - |
Registry · as of 2026-12-31
Institutional (13F)
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Fund membership
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Street consensus
Consensus strong buy
Firm rows and rating mix from Yahoo Finance; mean target is Yahoo’s aggregate until OpenFilings derives consensus from broker rows.