IBJ

6071.TTSE PRIMEServices
Major holders (5%+) · 3
HolderStakeChangeFiled
Shigeru Ishizaka25.51%-2.14pp2026-09-25
TNnetwork Inc.7.71%0.00pp2026-07-03
TETSUHIRO NAKAMOTO5.72%-0.85pp2026-07-03

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

Former and minor holders (below 5%) · 6
Sumitomo Mitsui DS Asset Management Company, Limited4.76%2026-08-21
Amova Asset Management Co., Ltd.3.70%2025-12-04
Sumitomo Mitsui Trust Asset Management Co., Ltd.0.81%2025-12-04
SMBC Nikko Securities Inc.0.39%2026-08-21
IS, Inc0.34%2026-09-25
Mie Ishizaka0.00%2024-04-15
Ownership history · 31
FiledHolderRatioChangePurpose
2026-09-25IS, Inc2026-09-250.34%no changeParticipation in management; Stable shareholder; Long-term holding
2026-09-25Shigeru Ishizaka2026-09-2525.51%-2.14ppParticipation in management; Stable shareholder; Long-term holding
2026-09-07AmendedIS, Inc.2026-09-07 · amended0.34%no changeParticipation in management; Stable shareholder; Long-term holding
2026-09-07AmendedShigeru Ishizaka2026-09-07 · amended27.65%+1.08ppParticipation in management; Stable shareholder; Long-term holding
2026-09-07AmendedIS, Inc.2026-09-07 · amended0.34%+0.05pp—
2026-09-07AmendedShigeru Ishizaka2026-09-07 · amended26.57%-1.64ppParticipation in management; Stable shareholder; Long-term holding
2026-09-07AmendedIS, Inc.2026-09-07 · amended0.29%new—
2026-09-07AmendedShigeru Ishizaka2026-09-07 · amended28.21%-0.20ppParticipation in management; Stable shareholder; Long-term holding
2026-08-21SMBC Nikko Securities Inc.2026-08-210.39%-0.02ppSecurities trading business
2026-08-21Sumitomo Mitsui DS Asset Management Company, Limited2026-08-214.76%+0.77ppPure investment
2026-07-23SMBC Nikko Securities Inc.2026-07-230.41%-1.24ppSecurities trading business
2026-07-23Sumitomo Mitsui DS Asset Management Company, Limited2026-07-233.99%+0.24ppPure investment
2026-07-03TETSUHIRO NAKAMOTO2026-07-035.72%-0.85ppPure investment
2026-07-03TNnetwork Inc.2026-07-037.71%no changePure investment
2026-04-22SMBC Nikko Securities Inc.2026-04-221.65%newSecurities trading business
2026-04-22Sumitomo Mitsui DS Asset Management Company, Limited2026-04-223.75%newPure investment
2025-12-04AmendedSumitomo Mitsui Trust Asset Management Co., Ltd.2025-12-04 · amended0.81%-0.04ppHeld for clients (discretionary / trust); Asset management / investment
2025-12-04AmendedAmova Asset Management Co., Ltd.2025-12-04 · amended3.70%-1.34ppHeld for clients (discretionary / trust)
2025-09-19AmendedSumitomo Mitsui Trust Asset Management Co., Ltd.2025-09-19 · amended0.85%newHeld for clients (discretionary / trust); Asset management / investment
2025-09-19AmendedAmova Asset Management Co., Ltd.2025-09-19 · amended5.04%newHeld for clients (discretionary / trust)

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