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Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Browse the full record of transactions filed by Ryo Kubota. Director active across 1 company, notably 窪田製薬ホールディングス株式会社. Cumulatively, 10 disclosures have been published. Activity tracked since 27 September 2019. The latest transaction was disclosed on 22 December 2025 (Holding update). Regulator: EDINET (Japan FSA). The full history is accessible without signup.
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10 of 10 declarations
Ryo Kubota is an Officer of 窪田製薬ホールディングス株式会社 (XTKS). He has filed 10 filings in total, and in the sampled recent filings between 2025-09-09 and 2025-12-23, the most common transaction nature is a holding update, with 0 in buys and 0 in sells.