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MK Seiko Co 5906.T · JPY

Industrials · Tokyo Stock Exchange · 🇯🇵 Japan

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743

+0.95%

Close of 9 Nov 2026, in JPY

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Reference data, closing prices and charts across 45,000 companies, plus crypto, commodities and currencies.

Largest shareholders

As filed, so dates differ, and a group and its funds can both appear.

HolderSharesStakeChangeFiled
Tokyo Small and Medium Business Investment & Consultation Co., Ltd.1.2m7.96%—20 Sept 2025
Maruyama (Haruyo)825k5.61%−80020 Sept 2025
Hachijuni Nagano Bank Ltd688k4.68%—20 Sept 2025
Mizuho Bank, Ltd.688k4.68%−33k20 Sept 2025
Maruyama (Shoichi)552k3.75%+552k20 Sept 2025
Maruyama (Shigeo)501k3.41%−5k20 Sept 2025
Maruyama (Seiji)488k3.32%+488k20 Sept 2025
Hayakawa (Kazuhiro)406k2.76%—20 Sept 2025
Showa Shoji KK279k1.90%—20 Sept 2025
Meiji Yasuda Asset Management Company Ltd.95.6k0.65%+65.4k31 Jul 2025
IC Co Ltd70k0.48%—30 Sept 2025
Niche Asset Management Limited33k0.22%—30 Sept 2025
Nippon Kanryu Industry Co Ltd17k0.12%—30 Sept 2025

Sources and methodology

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Nothing here is investment advice. Prices can be delayed or wrong, so check with the exchange before relying on them. Data for this page. How we cover markets.