4523 EisaiエーザイTSE Prime / Pharmaceuticals
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Eisai (4523) at a glance
Prices are from Yahoo! Finance and may be delayed. Always check the latest price before trading.
Eisai (4523) Stock Price History
Eisai closed at ¥5,055 on Oct 22, 2026, +2.5% over 1 month, +10.6% over 1 year.
If you had invested ¥100,000 1 month ago, it would be worth ¥103,121 today (+3.1%).Price change only; dividends and fees are not included.
Over the same period the Nikkei 225 moved −1.4%, while this stock moved +3.1%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Oct 22 (Thu) | ¥5,055 | +8 | +0.16% |
| Oct 21 (Wed) | ¥5,047 | +65 | +1.30% |
| Oct 20 (Tue) | ¥4,982 | +45 | +0.91% |
| Oct 19 (Mon) | ¥4,937 | +17 | +0.35% |
| Oct 16 (Fri) | ¥4,920 | +52 | +1.07% |
| Oct 15 (Thu) | ¥4,868 | +176 | +3.75% |
| Oct 14 (Wed) | ¥4,692 | +37 | +0.79% |
| Oct 13 (Tue) | ¥4,655 | +52 | +1.13% |
| Oct 9 (Fri) | ¥4,603 | −28 | −0.60% |
| Oct 8 (Thu) | ¥4,631 | −9 | −0.19% |
If you had invested ¥100,000 3 months ago, it would be worth ¥111,099 today (+11.1%).Price change only; dividends and fees are not included.
Over the same period the Nikkei 225 moved −2.3%, while this stock moved +11.1%.
Last 10 Trading Days
| Date | Close | Change | % Change |
|---|---|---|---|
| Oct 22 (Thu) | ¥5,055 | +8 | +0.16% |
| Oct 21 (Wed) | ¥5,047 | +65 | +1.30% |
| Oct 20 (Tue) | ¥4,982 | +45 | +0.91% |
| Oct 19 (Mon) | ¥4,937 | +17 | +0.35% |
| Oct 16 (Fri) | ¥4,920 | +52 | +1.07% |
| Oct 15 (Thu) | ¥4,868 | +176 | +3.75% |
| Oct 14 (Wed) | ¥4,692 | +37 | +0.79% |
| Oct 13 (Tue) | ¥4,655 | +52 | +1.13% |
| Oct 9 (Fri) | ¥4,603 | −28 | −0.60% |
| Oct 8 (Thu) | ¥4,631 | −9 | −0.19% |
If you had invested ¥100,000 6 months ago, it would be worth ¥104,313 today (+4.3%).Price change only; dividends and fees are not included.
Over the same period the Nikkei 225 moved +8.5%, while this stock moved +4.3%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Oct 2026 | ¥5,055 | +4.1% |
| Sep 2026 | ¥4,855 | +2.4% |
| Aug 2026 | ¥4,740 | −1.8% |
| Jul 2026 | ¥4,828 | +17.2% |
| Jun 2026 | ¥4,119 | +3.4% |
| May 2026 | ¥3,984 | −15.0% |
| Apr 2026 | ¥4,687 | −3.8% |
If you had invested ¥100,000 1 year ago, it would be worth ¥110,637 today (+10.6%).Price change only; dividends and fees are not included.
Over the same period the Nikkei 225 moved +31.1%, while this stock moved +10.6%.
Monthly Closes
| Month | Month-End Close | Monthly % |
|---|---|---|
| Oct 2026 | ¥5,055 | +4.1% |
| Sep 2026 | ¥4,855 | +2.4% |
| Aug 2026 | ¥4,740 | −1.8% |
| Jul 2026 | ¥4,828 | +17.2% |
| Jun 2026 | ¥4,119 | +3.4% |
| May 2026 | ¥3,984 | −15.0% |
| Apr 2026 | ¥4,687 | −3.8% |
| Mar 2026 | ¥4,871 | −7.1% |
| Feb 2026 | ¥5,241 | +21.6% |
| Jan 2026 | ¥4,311 | −7.5% |
| Dec 2025 | ¥4,660 | −4.8% |
| Nov 2025 | ¥4,897 | +7.2% |
| Oct 2025 | ¥4,570 | ― |
If you had invested ¥100,000 3 years ago, it would be worth ¥62,865 today (−37.1%).Price change only; dividends and fees are not included.
Over the same period the Nikkei 225 moved +108.5%, while this stock moved −37.1%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | ¥5,055 | +8.5% |
| 2025 | ¥4,660 | ― |
If you had invested ¥100,000 5 years ago, it would be worth ¥62,975 today (−37.0%).Price change only; dividends and fees are not included.
Over the same period the Nikkei 225 moved +123.7%, while this stock moved −37.0%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | ¥5,055 | +8.5% |
| 2025 | ¥4,660 | ― |
If you had invested ¥100,000 in Feb 2000, it would be worth ¥194,798 today (+94.8%).Price change only; dividends and fees are not included.
Over the same period the Nikkei 225 moved +217.7%, while this stock moved +94.8%.
Yearly Closes
| Year | Year-End Close | Yearly % |
|---|---|---|
| 2026 (YTD) | ¥5,055 | +8.5% |
| 2025 | ¥4,660 | +7.6% |
| 2024 | ¥4,329 | −38.6% |
| 2023 | ¥7,052 | −19.0% |
| 2022 | ¥8,704 | +33.3% |
| 2021 | ¥6,531 | −11.4% |
| 2020 | ¥7,372 | −10.1% |
| 2019 | ¥8,204 | −3.5% |
| 2018 | ¥8,502 | +32.5% |
| 2017 | ¥6,416 | −4.4% |
| 2016 | ¥6,708 | −16.8% |
| 2015 | ¥8,063 | +72.6% |
| 2014 | ¥4,672 | +14.7% |
| 2013 | ¥4,075 | +13.2% |
| 2012 | ¥3,600 | +13.0% |
| 2011 | ¥3,185 | +8.3% |
| 2010 | ¥2,940 | −14.0% |
| 2009 | ¥3,420 | −7.6% |
| 2008 | ¥3,700 | −15.9% |
| 2007 | ¥4,400 | −32.7% |
| 2006 | ¥6,540 | +32.1% |
| 2005 | ¥4,950 | +46.9% |
| 2004 | ¥3,370 | +16.6% |
| 2003 | ¥2,890 | +8.4% |
| 2002 | ¥2,665 | −18.3% |
| 2001 | ¥3,260 | −18.5% |
| 2000 | ¥4,000 | ― |
Daily, weekly and monthly closes (Yahoo! Finance, split-adjusted, dividends excluded). "All" covers the range Yahoo provides (from Feb 2000). Please check the latest prices before trading.
Eisai (4523) financial indicators
See all financial indicators for Eisai (market cap, DOE, equity ratio, EV, EBITDA, ROIC and more)
PER, ROE and dividend yield are based on company forecasts, calculated from earnings reports and the closing price after each trading day.
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