Nittetsu Mining

1515.TMining
Filed as Nittetsu Mining Co., Ltd. (2022-06–2026-06)
Major holders (5%+) · 3
HolderStakeChangeFiled
NIPPON STEEL CORPORATION9.76%—2025-02-14
Continental General Insurance Company8.58%+1.12pp2025-06-12
Kouekizaidanhoujinnittetsukogyoshougakukai7.68%—2025-07-03

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

Former and minor holders (below 5%) · 4
Mizuho Bank, Ltd.3.68%2026-08-07
Asset Management One Co., Ltd.1.27%2026-08-07
Mizuho Trust & Banking Co., Ltd.0.25%2026-08-07
Mizuho Securities Co., Ltd.0.03%2026-08-07
Ownership history · 13
FiledHolderRatioChangePurpose
2026-08-07Mizuho Securities Co., Ltd.2026-08-070.03%-1.01ppSecurities trading business
2026-08-07Mizuho Trust & Banking Co., Ltd.2026-08-070.25%no changeBusiness / capital relationship
2026-08-07Asset Management One Co., Ltd.2026-08-071.27%-0.06ppHeld for clients (discretionary / trust)
2026-08-07Mizuho Bank, Ltd.2026-08-073.68%no changeBusiness / capital relationship
2026-03-06Mizuho Trust & Banking Co., Ltd.2026-03-060.25%newBusiness / capital relationship
2026-03-06Mizuho Securities Co., Ltd.2026-03-061.04%newSecurities trading business
2026-03-06Asset Management One Co., Ltd.2026-03-061.33%newHeld for clients (discretionary / trust)
2026-03-06Mizuho Bank, Ltd.2026-03-063.68%newBusiness / capital relationship
2025-07-03AmendedKouekizaidanhoujinnittetsukogyoshougakukai2025-07-03 · amended7.68%newLong-term holding
2025-05-01AmendedContinental General Insurance Company2025-05-01 · amended8.58%+1.12ppMaterial proposals to management (activist)
2025-05-01AmendedContinental General Insurance Company2025-05-01 · amended7.46%+1.19ppMaterial proposals to management (activist)
2025-05-01AmendedContinental General Insurance Company2025-05-01 · amended6.27%newMaterial proposals to management (activist)
2025-02-14NIPPON STEEL CORPORATION2025-02-149.76%newStrategic holding (cross-shareholding)

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