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ADR Biomedical Holdings

3750.TInformation & Communication
Filed as FRACTALE Corporation (2022-06–2022-06), Cytori Cell Research Institute,Inc. (2022-08–2025-11), ADR120S, Inc. (2025-11–2026-06)
Major holders (5%+) · 6
HolderStakeChangeFiled
Hashimoto Masamichi18.50%—2025-03-06
HG CAPITAL CO., LTD.13.14%-2.83pp2024-03-27
FTL Capital Management K.K11.05%—2025-10-22
Catalyst Investment Group Co., Ltd.10.67%+1.79pp2024-07-26
TOKYO WELD CO., LTD.9.22%—2026-05-08
Toshiyasu Horie5.16%-1.98pp2025-03-05

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

Former and minor holders (below 5%) · 7
YOSHIRO KUBOTA4.21%2026-05-08
Naturali Co., Ltd.3.94%2025-07-15
Norio Shirahama3.27%2024-05-31
ACA Inc,2.58%2024-03-22
KEISUKE KUBOTA1.15%2026-05-08
UESHIMA Co., Ltd.0.46%2025-07-15
Kankuro Ueshima0.00%2025-07-15
Ownership history · 27
FiledHolderRatioChangePurpose
2026-05-08KEISUKE KUBOTA2026-05-081.15%newPure investment
2026-05-08YOSHIRO KUBOTA2026-05-084.21%newPure investment
2026-05-08TOKYO WELD CO., LTD.2026-05-089.22%newPure investment
2025-10-22FTL Capital Management K.K2025-10-2211.05%newCollateral-related
2025-07-15Kankuro Ueshima2025-07-150.00%-5.05ppMaterial proposals to management (activist); Engagement / governance dialogue; Pure investment
2025-07-15UESHIMA Co., Ltd.2025-07-150.46%no change—
2025-07-15UESHIMA Co., Ltd.2025-07-150.46%no changeMaterial proposals to management (activist); Engagement / governance dialogue; Pure investment
2025-07-15Naturali Co., Ltd.2025-07-153.94%newMaterial proposals to management (activist); Engagement / governance dialogue; Pure investment
2025-04-09UESHIMA Co., Ltd.2025-04-090.46%no change—
2025-04-09UESHIMA Co., Ltd.2025-04-090.46%newMaterial proposals to management (activist); Engagement / governance dialogue; Pure investment
2025-04-09Kankuro Ueshima2025-04-095.05%newMaterial proposals to management (activist); Engagement / governance dialogue; Pure investment
2025-03-06Hashimoto Masamichi2025-03-0618.50%newPure investment
2025-03-05Toshiyasu Horie2025-03-055.16%-1.98ppPure investment
2024-05-31Norio Shirahama2024-05-313.27%-0.59ppPure investment; Stable shareholder
2024-05-31Toshiyasu Horie2024-05-317.14%-1.89ppPure investment
2024-03-28AmendedCatalyst Investment Group Co., Ltd.2024-03-28 · amended10.67%+5.07ppParticipation in management
2024-03-28AmendedCatalyst Investment Group Co., Ltd.2024-03-28 · amended5.60%-3.28ppParticipation in management
2024-03-28AmendedCatalyst Investment Group Co., Ltd.2024-03-28 · amended8.88%newParticipation in management
2024-03-27AmendedHG CAPITAL CO., LTD.2024-03-27 · amended13.14%-2.83ppPure investment
2024-03-22AmendedACA Inc,2024-03-22 · amended2.58%-2.76ppPure investment; Participation in management; Business / capital relationship

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