D.Western Therapeutics Institute

4576.TTSE GROWTHPharmaceutical
Major holders (5%+) · 1
HolderStakeChangeFiled
HIDAKA YUUICHI9.73%-1.34pp2026-09-15

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

Former and minor holders (below 5%) · 5
SBI SECURITIES Co., Ltd.4.45%2025-12-04
Whiz Partners Inc.4.15%2024-06-11
Cantor Fitzgerald Europe3.40%2025-02-06
HIDAKA HIROYOSHI1.03%2025-01-08
HIDAKA KUNIE0.72%2025-01-08
Ownership history · 30
FiledHolderRatioChangePurpose
2026-09-15HIDAKA YUUICHI2026-09-159.73%-1.34ppStable shareholder; Long-term holding
2026-01-27AmendedHIDAKA YUUICHI2026-01-27 · amended11.07%+2.07ppStable shareholder; Long-term holding
2026-01-27AmendedHIDAKA YUUICHI2026-01-27 · amended9.00%-3.11ppStable shareholder; Long-term holding
2025-12-04SBI SECURITIES Co., Ltd.2025-12-044.45%-1.04ppSecurities trading business
2025-10-21SBI SECURITIES Co., Ltd.2025-10-215.49%-1.79ppSecurities trading business
2025-10-02SBI SECURITIES Co., Ltd.2025-10-027.28%-4.10ppSecurities trading business
2025-09-25SBI SECURITIES Co., Ltd.2025-09-2511.38%-1.02ppSecurities trading business
2025-09-11SBI SECURITIES Co., Ltd.2025-09-1112.40%-0.87ppSecurities trading business
2025-09-02SBI SECURITIES Co., Ltd.2025-09-0213.27%-2.52ppSecurities trading business
2025-09-01SBI SECURITIES Co., Ltd.2025-09-0115.79%-1.03ppSecurities trading business
2025-08-22SBI SECURITIES Co., Ltd.2025-08-2216.82%-1.52ppSecurities trading business
2025-08-18SBI SECURITIES Co., Ltd.2025-08-1818.34%-1.77ppSecurities trading business
2025-08-07SBI SECURITIES Co., Ltd.2025-08-0720.11%newSecurities trading business
2025-02-06Cantor Fitzgerald Europe2025-02-063.40%-1.60ppPure investment
2025-02-05Cantor Fitzgerald Europe2025-02-055.00%-1.11ppPure investment
2025-01-29Cantor Fitzgerald Europe2025-01-296.11%-1.95ppPure investment
2025-01-08AmendedHIDAKA KUNIE2025-01-08 · amended0.72%newStable shareholder; Long-term holding
2025-01-08AmendedHIDAKA HIROYOSHI2025-01-08 · amended1.03%newStable shareholder; Long-term holding
2025-01-08HIDAKA YUUICHI2025-01-0812.11%newStable shareholder; Long-term holding
2024-12-04Cantor Fitzgerald Europe2024-12-048.06%-1.99ppPure investment

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