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Nippon Chemiphar

4539.TPharmaceutical
Major holders (5%+) · 4
HolderStakeChangeFiled
Japan Sopharcim CO., LTD21.48%+1.02pp2026-08-05
Yamaguchi Scientific Promotion Public Interest Incorporated Foundation7.04%—2025-12-05
Toshima Pharmaceutical Co., Ltd.5.68%0.00pp2025-08-08
Kazushiro Yamaguchi5.07%+0.01pp2025-08-08

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

Ownership history · 7
FiledHolderRatioChangePurpose
2025-12-05Yamaguchi Scientific Promotion Public Interest Incorporated Foundation2025-12-057.04%newLong-term holding
2025-08-08AmendedKazushiro Yamaguchi2025-08-08 · amended5.07%+0.01ppParticipation in management
2025-08-08AmendedToshima Pharmaceutical Co., Ltd.2025-08-08 · amended5.68%no changeParticipation in management
2025-08-08AmendedJapan Sopharcim CO., LTD2025-08-08 · amended10.73%+1.01ppParticipation in management
2025-08-08AmendedKazushiro Yamaguchi2025-08-08 · amended5.06%newParticipation in management
2025-08-08AmendedToshima Pharmaceutical Co., Ltd.2025-08-08 · amended5.68%newParticipation in management
2025-08-08AmendedJapan Sopharcim CO., LTD2025-08-08 · amended9.72%newParticipation in management

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