Eisai Co., Ltd. (TYO:4523)

Japan flag Japan · Delayed Price · Currency is JPY
4,787.00
+127.00 (2.73%)
Jan 5, 2026, 3:30 PM JST
9.92%
Market Cap1.31T
Revenue (ttm)804.39B
Net Income (ttm)49.37B
Shares Out281.89M
EPS (ttm)175.06
PE Ratio26.62
Forward PE26.25
Dividend160.00 (3.43%)
Ex-Dividend DateMar 30, 2026
Volume1,516,500
Average Volume982,305
Open4,708.00
Previous Close4,660.00
Day's Range4,700.00 - 4,798.00
52-Week Range3,463.00 - 5,349.00
Beta-0.26
RSI51.56
Earnings DateFeb 9, 2026

About Eisai

Eisai Co., Ltd. engages in the research and development, manufacture, sale, and import and export of pharmaceuticals. It also offers prescription medicines. In addition, the company focuses on neurology and oncology and therapeutic areas. The company was formerly known as Nihon Eisai Co., Ltd. and changed its name to Eisai Co., Ltd. in 1955. Eisai Co., Ltd. was incorporated in 1941 and is headquartered in Tokyo, Japan. [Read more]

Sector Healthcare
Founded 1941
Employees 10,917
Stock Exchange Tokyo Stock Exchange
Ticker Symbol 4523
Full Company Profile

Financial Performance

In 2024, Eisai's revenue was 789.40 billion, an increase of 6.42% compared to the previous year's 741.75 billion. Earnings were 46.43 billion, an increase of 9.49%.

Financial Statements

News

China’s new drug insurance: lifeline for patients or squeeze on big pharmaceutical firms?

Mainland China’s 17 million Alzheimer’s patients can, for the first time, pay less out of pocket for a costly drug touted as “historic” and “the beginning of the end” for the memory-robbing disease af...

19 days ago - South China Morning Post

Eisai Co., Ltd. (ESAIY) Discusses Value Creation Initiatives, ESG, and Dementia Area Contributions Transcript

Eisai Co., Ltd. (ESAIY) Discusses Value Creation Initiatives, ESG, and Dementia Area Contributions December 9, 2025 1:30 AM ESTCompany ParticipantsAya...

26 days ago - Seeking Alpha

Eisai And Biogen Report Long-Term Benefits Of LEQEMBI In Early Alzheimer's Disease

(RTTNews) - Eisai Co., Ltd. and Biogen Inc. announced new findings on the continued and expanding benefit of LEQEMBI (lecanemab-irmb) maintenance treatment in early Alzheimer's disease at the 18th Cli...

4 weeks ago - Nasdaq

Eisai Presents New Data on the Continued and Expanding Benefit of LEQEMBI® (lecanemab-irmb) Maintenance Treatment in Early Alzheimer's Disease at the Clinical Trials on Alzheimer's Disease (CTAD) Conference 2025

TOKYO and CAMBRIDGE, Mass., Dec. 3, 2025 /PRNewswire/ -- Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, "Eisai") and Biogen Inc. (Nasdaq: BIIB, Corporate headquarters: Cambridge, Massachusett...

4 weeks ago - PRNewsWire

Eisai : Etalanetug Demonstrates Reduction Of EMTBR-tau243 In Phase Ib/II Alzheimer's Study

(RTTNews) - Eisai Co., Ltd. announced new data on its anti-tau antibody etalanetug at the 18th Clinical Trials on Alzheimer's Disease (CTAD) Conference. Etalanetug is designed to bind to the microtubu...

4 weeks ago - Nasdaq

Eisai Presents New Data on Anti-Tau Antibody Etalanetug (E2814) at CTAD 2025

Etalanetug demonstrated reduction of eMTBR-tau243, a novel CSF and plasma biomarker that specifically reflects tau tangle pathology, in Phase I b /II study TOKYO , Dec. 1, 2025 /PRNewswire/ -- Eisai C...

4 weeks ago - PRNewsWire

Biogen, Eisai File In Japan To Make Leqembi A Weekly At-Home Alzheimer's Shot

Biogen Inc. ‘s (NASDAQ: BIIB) partner Eisai Co., Ltd , on Friday filed a new drug application for Leqembi (lecanemab) seeking approval for a subcutaneous formulation (SC-AI) as a new route of adminis...

5 weeks ago - Benzinga

Eisai Announces Filing Of New Drug Application For Leqembi In Japan

(RTTNews) - BioArctic AB's (BIOA-B.ST) partner Eisai (4523.T) announced that they have filed a new drug application for Leqembi or lecanemab for a subcutaneous formulation as a new route of administra...

5 weeks ago - Nasdaq

Eisai Completes Rolling Submission to US FDA for LEQEMBI® IQLIK™ (lecanemab-irmb) Supplemental Biologics License Application as a Subcutaneous Starting Dose for the Treatment of Early Alzheimer's Disease Under Fast Track Status

TOKYO and CAMBRIDGE, Mass., Nov. 25, 2025 (GLOBE NEWSWIRE) -- Eisai Co., Ltd. (Headquarters: Tokyo, CEO: Haruo Naito, "Eisai") and Biogen Inc. (NASDAQ: BIIB , Corporate headquarters: Cambridge, Massac...

5 weeks ago - Benzinga

Eisai to Present Data on Lecanemab Continued Treatment, Subcutaneous Initiation Dosing, and Real-World Experience at the 18th Clinical Trials on Alzheimer's Disease (CTAD) Conference

Latest findings from Eisai's robust Alzheimer's disease (AD) pipeline explore long-term treatment with lecanemab and estimated time savings over 10 years, safety and potential benefits of subcutaneous...

6 weeks ago - PRNewsWire

Q2 2026 Eisai Co Ltd Earnings Presentation Transcript

Q2 2026 Eisai Co Ltd Earnings Presentation Transcript

2 months ago - GuruFocus

Eisai reports H2 results

2 months ago - Seeking Alpha

Eisai H1 Profit Rises

(RTTNews) - Eisai Co. reported that its first half profit attributable to owners of the parent was 24.63 billion yen, an increase of 13.5% from prior year. Basic earnings per share was 87.37 yen compa...

2 months ago - Nasdaq

Full Year 2025 Eisai Co Ltd Earnings Presentation Transcript

Full Year 2025 Eisai Co Ltd Earnings Presentation Transcript

2 months ago - GuruFocus

Merck (MRK) and Eisai Conclude Keytruda-Lenvima Trial for Liver Cancer

Merck (MRK) and Eisai Conclude Keytruda-Lenvima Trial for Liver Cancer

2 months ago - GuruFocus

Merck, Eisai discontinue late-stage study for liver cancer therapy

Merck and Japan's Eisai said on Wednesday they will shut down a late-stage study testing an experimental combination therapy to treat a type of liver cancer, after interim results showed the treatment...

2 months ago - Reuters

Merck (MRK) and Eisai Report Positive Results in Kidney Cancer Trial

Merck (MRK) and Eisai Report Positive Results in Kidney Cancer Trial

2 months ago - GuruFocus

Merck Says WELIREG,LENVIMA Combination Therapy Meets PFS Goal In Phase 3 Kidney Cancer Trial

(RTTNews) - Merck & Co Inc. (MRK) and Eisai oCo. Ltd (ESALY.PK) on Tuesday said that the Phase 3 LITESPARK-011 trial evaluating Merck's WELIREG in combination with Eisai's LENVIMA met one of its prima...

2 months ago - Nasdaq

Merck-Eisai's cancer drug combo meets one main goal in late-stage study

Merck and Eisai's experimental combination treatment for a type of kidney cancer met one of the main goals in a late-stage study, the drugmakers said on Tuesday.

2 months ago - Reuters

LEQEMBI® IQLIK™(lecanemab-irmb) Subcutaneous Autoinjector Named to TIME's "Best Inventions of 2025"

TOKYO and CAMBRIDGE, Mass. , Oct. 13, 2025 /PRNewswire/ -- Eisai Co., Ltd. (Headquarters: Tokyo , CEO: Haruo Naito , "Eisai") and Biogen Inc. (NASDAQ: BIIB , Headquarters: Cambridge, Massachusetts , C...

2 months ago - Benzinga