InsidersTradesSigma
Follow the エーザイ株式会社 stock price and the full management transaction log of the company, a publicly traded company based in Japan. Shares trade on JP JP, under the authority of EDINET (Japan FSA). Market capitalisation: €1,203.2bn. The latest transaction was disclosed on 22 May 2026 (Holding update). Among the most active insiders: BlackRock Japan Co., Ltd.. Every trade is free.
Informational score on this market. Our backtest validates the signal only on 8 EU venues; elsewhere (notably US markets) insider buys historically invert or do not hold. Not a recommendation.
Transparent value + quality ranking, distinct from the insider signal.
Fundamental view, insider signal, bull and bear case, synthesis.
AI-generated analysis. Opinion, not investment advice. Not backtested. Built from public filings and financials. No price target, no buy or sell recommendation.
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Eisai Co., Ltd. is a Japanese pharmaceutical company focused on the research and development of medications, particularly for neurological diseases. It is listed on the Tokyo Stock Exchange under the symbol XTKS.