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Asentekku

3565.TWholesale Trade
Filed as Ascentech K.K. (2022-06–2026-09)
Major holders (5%+) · 4
HolderStakeChangeFiled
ruby22.84%—2025-09-24
Naohiro Sato6.87%0.00pp2026-06-04
MASAAKI FURUYA6.29%+1.25pp2026-06-26
Takashi Matsuura5.12%—2026-03-06

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

Former and minor holders (below 5%) · 10
SBI Asset Management Co., Ltd.3.84%2025-07-07
Shinichi Nagamori2.96%2025-09-24
NOMURA INTERNATIONAL PLC2.39%2026-02-06
Asset Management One Co., Ltd.2.19%2025-04-22
Nomura Asset Management Co., Ltd.1.73%2026-02-06
Nikko Asset Management Co., Ltd.1.43%2024-04-19
Sumitomo Mitsui Trust Asset Management Co., Ltd.1.35%2024-04-19
Mizuho Securities Co., Ltd.0.99%2025-04-22
Nomura Securities Co., Ltd.0.26%2026-02-06
SBI SECURITIES Co., Ltd.0.00%2025-07-07
Tender offers · 1
FiledOfferorPricePeriod endsStatusFilings
2025-06-17OPI18 Corporation¥1,680—Unsuccessful3

Grouped by EDINET filing links. Price and outcome as stated in filings.

Ownership history · 29
FiledHolderRatioChangePurpose
2026-06-26MASAAKI FURUYA2026-06-266.29%+1.25ppPure investment
2026-06-23MASAAKI FURUYA2026-06-235.04%newPure investment
2026-06-04Naohiro Sato2026-06-046.87%no changeStable shareholder
2026-03-06Takashi Matsuura2026-03-065.12%newStable shareholder
2026-02-06AmendedNomura Securities Co., Ltd.2026-02-06 · amended0.26%-1.07ppSecurities trading business
2026-02-06AmendedNomura Asset Management Co., Ltd.2026-02-06 · amended1.73%+0.80ppAsset management / investment
2026-02-06AmendedNOMURA INTERNATIONAL PLC2026-02-06 · amended2.39%-0.76ppSecurities trading business
2026-02-06AmendedNomura Asset Management Co., Ltd.2026-02-06 · amended0.93%-0.36ppAsset management / investment
2026-02-06AmendedNomura Securities Co., Ltd.2026-02-06 · amended1.33%+1.03ppSecurities trading business
2026-02-06AmendedNOMURA INTERNATIONAL PLC2026-02-06 · amended3.15%+1.69ppSecurities trading business
2025-09-24AmendedNaohiro Sato2025-09-24 · amended6.87%-3.29ppStable shareholder
2025-09-24ruby2025-09-2422.84%new—
2025-09-01AmendedNaohiro Sato2025-09-01 · amended10.16%no changeStable shareholder
2025-08-06AmendedNomura Securities Co., Ltd.2025-08-06 · amended0.30%newSecurities trading business
2025-08-06AmendedNomura Asset Management Co., Ltd.2025-08-06 · amended1.29%newAsset management / investment
2025-08-06AmendedNOMURA INTERNATIONAL PLC2025-08-06 · amended1.46%newSecurities trading business
2025-07-07SBI SECURITIES Co., Ltd.2025-07-070.00%-0.89ppSecurities trading business
2025-07-07SBI Asset Management Co., Ltd.2025-07-073.84%-0.55ppPure investment; Held for clients (discretionary / trust)
2025-06-23AmendedShinichi Nagamori2025-06-23 · amended2.96%-19.55ppStable shareholder; Long-term holding
2025-06-23AmendedShinichi Nagamori2025-06-23 · amended22.51%newStable shareholder; Long-term holding

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