4523 Eisai Co., Ltd. TSE · Japan

Eisai Co. (4523) news

Eisai Co., Ltd. is a public biotech or pharmaceutical company listed on TSE under the ticker 4523, recorded under Japan. The directory classifies it as Pharmaceuticals. aibio.space tracks 2,820 public biotech companies worldwide and publishes investor news on them.

Latest Eisai Co. news

We have not published a story on Eisai Co. yet. When there is news, it will appear here.

Questions about Eisai Co.

What is the ticker symbol of Eisai Co.?

Eisai Co., Ltd. trades under the ticker 4523 on TSE.

Where is Eisai Co. listed?

Eisai Co., Ltd. is listed on TSE.

Which country or territory is Eisai Co. listed under?

Our directory records Eisai Co., Ltd. under Japan.

What does Eisai Co. do?

Our directory classifies Eisai Co., Ltd. as: Pharmaceuticals. This is a directory classification, not a description of the pipeline.

What is the ISIN of Eisai Co.?

The ISIN recorded for Eisai Co., Ltd. is JP3160400002.

Does aibio.space cover Eisai Co.?

aibio.space lists Eisai Co., Ltd. among 2,820 public biotech companies and publishes its news here as stories appear.

Which companies are similar to Eisai Co.?

Companies in our directory listed in the same country and business area as Eisai Co.: Rohto Pharmaceutical Co., SUSMED,Inc., Cyfuse Biomedical K.K., Symbio Pharmaceuticals, SanBio Co., Elan.

Investor discussion: Eisai Co.

Members talk about Eisai Co. (4523). Reader posts, not aibio.space reporting, and not investment advice.

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Press releases

Headlines of Eisai Co.'s own announcements, newest first. Each opens the full release on the newswire that carried it.

Oct 29, 2026PR Newswire
Eisai to Present New Five-Year Lecanemab Data and Real-World Alzheimer's Disease Research at the 19th Clinical Trials on Alzheimer's Disease (CTAD) Conference

Stock chart

Price chart and quote supplied by TradingView, delayed as the exchange requires. It loads only if you choose to show it. Information only, not investment advice. Open TSE:4523 on TradingView.

Listing details

Company: Eisai Co., Ltd.
Ticker: 4523
Listing: TSE
Country or territory: Japan
Business scope: Pharmaceuticals
ISIN: JP3160400002
Last quote in directory: 2026-10-22
Directory source: Listing page

Listing facts come from our company directory, researched on October 22, 2026. A listing record does not certify that a security currently trades. Tell us about a change. Work at this company? Claim this page.

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