Aimechatec

6227.TElectric Appliances
Major holders (5%+) · 3
HolderStakeChangeFiled
OPTORUN CO., LTD.17.53%—2025-02-21
AKIRA KATAYAMA6.53%—2026-02-02
Arrowstreet Capital, Limited Partnership5.04%-1.08pp2026-03-23

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

Former and minor holders (below 5%) · 7
Sumitomo Mitsui DS Asset Management Company, Limited4.96%2026-01-08
NOMURA INTERNATIONAL PLC4.07%2024-08-20
Asset Management One Co., Ltd.3.25%2024-03-07
Mizuho Securities Co., Ltd.1.38%2024-03-07
Nomura Securities Co., Ltd.0.49%2024-08-20
SMBC Nikko Securities Inc.0.01%2025-12-05
JUKI CORPORATION0.00%2025-02-20
Ownership history · 56
FiledHolderRatioChangePurpose
2024-03-07AmendedMizuho Securities Co., Ltd.2024-03-07 · amended5.24%-1.13ppSecurities trading business
2024-03-07AmendedAsset Management One Co., Ltd.2024-03-07 · amended7.56%+0.40ppHeld for clients (discretionary / trust)
2024-03-07AmendedMizuho Securities Co., Ltd.2024-03-07 · amended6.37%-1.18ppSecurities trading business
2024-03-07AmendedAsset Management One Co., Ltd.2024-03-07 · amended7.16%+0.48ppHeld for clients (discretionary / trust)
2024-03-07AmendedAsset Management One Co., Ltd.2024-03-07 · amended6.68%no changeHeld for clients (discretionary / trust)
2024-03-07AmendedMizuho Securities Co., Ltd.2024-03-07 · amended7.55%-1.06ppSecurities trading business
2024-03-07AmendedAsset Management One Co., Ltd.2024-03-07 · amended6.68%+0.51ppHeld for clients (discretionary / trust)
2024-03-07AmendedMizuho Securities Co., Ltd.2024-03-07 · amended8.61%-1.12ppSecurities trading business
2024-03-07AmendedAsset Management One Co., Ltd.2024-03-07 · amended6.17%+0.01ppHeld for clients (discretionary / trust)
2024-03-07AmendedMizuho Securities Co., Ltd.2024-03-07 · amended9.73%-1.07ppSecurities trading business
2024-03-07AmendedAsset Management One Co., Ltd.2024-03-07 · amended6.16%newHeld for clients (discretionary / trust)
2024-03-07AmendedMizuho Securities Co., Ltd.2024-03-07 · amended10.80%newSecurities trading business
2024-03-05AmendedNomura Securities Co., Ltd.2024-03-05 · amended0.07%-0.27ppSecurities trading business
2024-03-05AmendedNOMURA INTERNATIONAL PLC2024-03-05 · amended7.33%+1.26ppSecurities trading business
2024-01-22AmendedNomura Securities Co., Ltd.2024-01-22 · amended0.34%newSecurities trading business
2024-01-22AmendedNOMURA INTERNATIONAL PLC2024-01-22 · amended6.07%newSecurities trading business

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