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Otsuka Holdings Co., Ltd. — Investor Relations & Filings

Ticker · 4578 ISIN · JP3188220002 T Manufacturing
Filings indexed 88 across all filing types
Latest filing 2026-05-13 Transaction in Own Shar…
Country JP Japan
Listing T 4578

About Otsuka Holdings Co., Ltd.

https://www.otsuka.co.jp/en/

Otsuka Holdings Co., Ltd. is a global healthcare company dedicated to creating innovative products for better health worldwide. The company operates through two core segments: a Pharmaceutical business and a Nutraceutical business. The Pharmaceutical division focuses on the research, development, and commercialization of treatments for diseases, with key areas including central nervous system disorders, oncology, cardiovascular diseases, and infectious diseases. The Nutraceutical division provides products based on scientific evidence to support daily health maintenance and improvement. This segment includes a wide range of functional foods, nutritional supplements, functional beverages, and cosmeceuticals, with well-known brands such as POCARI SWEAT, Calorie Mate, and Nature Made.

Recent filings

Filing Released Lang Actions
自己株券買付状況報告書(法24条の6第1項に基づくもの)
Transaction in Own Shares Classification · 94% confidence The document is a “自己株券買付状況報告書” filed under Financial Instruments and Exchange Act Article 24-6, paragraph 1, detailing the company’s acquisition of its own shares (dates, quantities, amounts) and any dispositions. This matches precisely the category for reports on the company buying back or disposing of its own shares. Therefore, the correct classification is Transaction in Own Shares (POS).
2026-05-13 Japanese
特定子会社の異動に関するお知らせ
Regulatory Filings
2026-05-07 Japanese
自己株式の取得状況に関するお知らせ
Regulatory Filings
2026-05-01 Japanese
譲渡制限付株式報酬としての自己株式の処分の払込完了に関するお知らせ
Regulatory Filings
2026-04-24 Japanese
自己株券買付状況報告書(法24条の6第1項に基づくもの)
Transaction in Own Shares Classification · 95% confidence The document is a Japanese statutory report under Financial Instruments and Exchange Act Article 24-6 (self-share acquisition report), detailing the status of treasury share repurchases (dates, share counts, amounts). This matches the definition of a Transaction in Own Shares (share buybacks). Therefore, it should be classified as POS.
2026-04-08 Japanese
訂正発行登録書
Capital/Financing Update Classification · 75% confidence The document is a Japanese "訂正発行登録書" (Corrected Registration Statement) filed with the Kanto Finance Bureau for a bond issuance by Otsuka Holdings. It provides detailed terms of a debt financing (registration number, issue size, effective dates, reason for correction, etc.). This is not a simple announcement of a dividend or corporate action, nor is it an annual or interim report. Instead, it relates directly to the company’s financing activity (bond issuance), matching the definition of a Capital/Financing Update (CAP).
2026-03-31 Japanese

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