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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.
10 of 10 declarations
Ryo Kubota is a declarant linked to 窪田製薬ホールディングス株式会社, where the listed role is Officer. He has 10 filings in total, and across the sampled recent filings the modal transaction nature is Holding update, with no buy or sell amounts indicated, from 2025-09-09 to 2025-12-23.