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Mk Seiko

5906.TTSE STANDARDMetal Products
Major holders (5%+) · 1
HolderStakeChangeFiled
Maruyama Haruyo5.30%—2025-04-04

Each holder's own ratio from its most recent large-shareholding report.

Former and minor holders (below 5%) · 4
The Hachijuni Bank, Ltd.4.41%2025-05-26
HACHIJUNI LEASE CO., LTD.0.04%2025-05-26
THE NAGANOBANK, LTD.0.00%2025-05-26
Maruyama Eiki0.00%2025-04-04
Ownership history · 5
FiledHolderRatioChangePurpose
2025-05-26THE NAGANOBANK, LTD.2025-05-260.00%newStrategic holding (cross-shareholding)
2025-05-26HACHIJUNI LEASE CO., LTD.2025-05-260.04%newStrategic holding (cross-shareholding)
2025-05-26The Hachijuni Bank, Ltd.2025-05-264.41%newStrategic holding (cross-shareholding)
2025-04-04Maruyama Eiki2025-04-040.00%new—
2025-04-04Maruyama Haruyo2025-04-045.30%newStable shareholder; Long-term holding

Each holder in 5% reports, joint holders included. Purpose is classified from the filed text.