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The Japan Steel Works

5631.TMachinery
Major holders (5%+) · 2
HolderStakeChangeFiled
Nomura Asset Management Co., Ltd.15.25%+0.18pp2026-06-09
Amova Asset Management Co., Ltd.9.12%-0.99pp2025-10-02

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

Former and minor holders (below 5%) · 11
Asset Management One Co., Ltd.4.31%2024-10-22
FMR LLC3.91%2025-08-22
J O Hambro Capital Management Limited3.86%2025-07-24
JOHCM (Singapore) Pte. Limited3.86%2025-05-13
Sumitomo Mitsui Trust Asset Management Co., Ltd.2.87%2025-01-08
NOMURA INTERNATIONAL PLC0.79%2026-06-09
Sumitomo Mitsui Trust Bank, Limited0.66%2025-01-08
Mizuho Securities Co., Ltd.0.40%2024-10-22
Asset Management One International Ltd.0.31%2024-10-22
National Financial Services LLC0.00%2025-08-22
Nomura Securities Co., Ltd.-0.83%2026-06-09
Ownership history · 50
FiledHolderRatioChangePurpose
2026-06-09AmendedNomura Securities Co., Ltd.2026-06-09 · amended-0.83%-0.84ppSecurities trading business
2026-06-09AmendedNOMURA INTERNATIONAL PLC2026-06-09 · amended0.79%+0.59ppSecurities trading business
2026-06-09AmendedNomura Asset Management Co., Ltd.2026-06-09 · amended15.25%+0.18ppAsset management / investment
2026-06-09AmendedNomura Securities Co., Ltd.2026-06-09 · amended0.01%-0.97ppSecurities trading business
2026-06-09AmendedNOMURA INTERNATIONAL PLC2026-06-09 · amended0.20%+0.29ppSecurities trading business
2026-06-09AmendedNomura Asset Management Co., Ltd.2026-06-09 · amended15.07%-0.28ppAsset management / investment
2026-06-09AmendedNomura Securities Co., Ltd.2026-06-09 · amended0.98%+0.60ppSecurities trading business
2026-06-09AmendedNomura Asset Management Co., Ltd.2026-06-09 · amended15.35%+0.41ppAsset management / investment
2026-06-09AmendedNomura Securities Co., Ltd.2026-06-09 · amended0.38%-0.02ppSecurities trading business
2026-06-09AmendedNomura Asset Management Co., Ltd.2026-06-09 · amended14.94%+2.01ppAsset management / investment
2025-11-14AmendedNOMURA INTERNATIONAL PLC2025-11-14 · amended-0.09%-0.18ppSecurities trading business
2025-11-14AmendedNomura Asset Management Co., Ltd.2025-11-14 · amended12.93%+2.18ppAsset management / investment
2025-08-22AmendedNational Financial Services LLC2025-08-22 · amended0.00%new—
2025-08-22AmendedFMR LLC2025-08-22 · amended3.91%newHeld for clients (discretionary / trust); Asset management / investment
2025-07-24AmendedJ O Hambro Capital Management Limited2025-07-24 · amended3.86%newPure investment; Held for clients (discretionary / trust); Asset management / investment
2025-05-13AmendedJOHCM (Singapore) Pte. Limited2025-05-13 · amended3.86%-1.16ppPure investment; Held for clients (discretionary / trust); Asset management / investment
2025-03-12AmendedJOHCM (Singapore) Pte. Limited2025-03-12 · amended5.02%newPure investment; Held for clients (discretionary / trust); Asset management / investment
2025-01-08AmendedSumitomo Mitsui Trust Bank, Limited2025-01-08 · amended0.66%no changeStrategic holding (cross-shareholding)
2025-01-08AmendedSumitomo Mitsui Trust Asset Management Co., Ltd.2025-01-08 · amended2.87%+1.02ppHeld for clients (discretionary / trust); Asset management / investment
2025-01-08AmendedAmova Asset Management Co., Ltd.2025-01-08 · amended4.53%no changeHeld for clients (discretionary / trust)

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