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Eisai Co., Ltd. — Investor Relations & Filings

Ticker · 4523 ISIN · JP3160400002 LEI · 353800HDEE0ZYEX4QV91 T Manufacturing
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Filings indexed 75 across all filing types
Latest filing 2025-03-12 Board/Management Inform…
Country JP Japan
Listing T 4523

About Eisai Co., Ltd.

https://www.eisai.com/index.html

Eisai Co., Ltd. is a research-based global pharmaceutical company engaged in the discovery, development, manufacture, and marketing of prescription medicines. The company's primary business activities are concentrated in the therapeutic areas of neurology, with a significant focus on dementia-related diseases, and oncology. Guided by its core "human health care" (hhc) philosophy, Eisai prioritizes the needs of patients and their families. The company is dedicated to developing innovative and targeted treatments for challenging medical conditions and actively promotes initiatives to improve access to medicines in developing and emerging countries.

Recent filings

Filing Released Lang Actions
臨時報告書
Board/Management Information Classification · 100% confidence The document is titled "臨時報告書" (Extraordinary Report/Timely Disclosure Report) and is submitted to the Kanto Local Finance Bureau Director on March 12, 2025. Section 1 explicitly states the reason for filing: a resolution made by the Board of Directors on March 7, 2025, regarding a change in the Representative Executive Officer (代表執行役を異動すること). Section 2 details the incoming officer, their new title (代表執行役専務 - Representative Executive Officer, Senior Managing Director), and their career history. This content directly corresponds to an announcement of changes in senior management or board members. Therefore, the appropriate classification is Board/Management Information (MANG).
2025-03-12 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 · 100% confidence The document is titled "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）" which translates to "Report on the Status of Treasury Stock Acquisition (Based on Article 24-6, Paragraph 1 of the Financial Instruments and Exchange Act)". This report details the company's activities regarding the purchase and disposal of its own shares (treasury stock) over a specific reporting period (November 1, 2024, to November 30, 2024). This directly corresponds to the definition of a report detailing the company buying back or selling its own shares, which is classified as Transaction in Own Shares (POS). The document is a formal filing, not just an announcement of a filing.
2024-12-11 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 · 100% confidence The document title is "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）", which translates to "Report on the Status of Treasury Stock Acquisition (Based on Article 24-6, Paragraph 1 of the Financial Instruments and Exchange Act)". This report details the company's treasury stock (own share) repurchase activities during a specific reporting period (October 1 to October 31, 2024). This directly corresponds to the definition of a report detailing the company buying back or selling its own shares, which is classified as Transaction in Own Shares (POS). The document is a detailed report, not an announcement of a report, and the content is highly specific to share repurchases.
2024-11-15 Japanese
確認書
Regulatory Filings
2024-11-08 Japanese
半期報告書－第113期(2024/04/01－2025/03/31)
Interim / Quarterly Report
2024-11-08 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 · 100% confidence The document is titled "自己株券買付状況報告書" (Report on the Status of Treasury Stock Acquisition) and cites the legal basis as "金融商品取引法第24条の６第１項" (Financial Instruments and Exchange Act Article 24-6, Paragraph 1). It details the acquisition status of treasury stock during a specific reporting period (September 1 to September 30, 2024), including daily acquisition amounts and total holdings. This specific regulatory filing in Japan concerning the repurchase of a company's own shares directly corresponds to the definition of 'Transaction in Own Shares' (POS). Although it is a regulatory report, the specific nature of reporting share repurchases makes POS a more precise classification than the general 'RNS' fallback.
2024-10-09 Japanese

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