InsidersTradesSigma
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
No signal scores available.
Explore the full record of transactions filed by Masahito Hosonuma. Insider active across 1 company, notably 成友興業株式会社. Cumulatively, 1 disclosures have been published. History available since 25 August 2026. The latest transaction was disclosed on 25 August 2026 (Holding update). Regulator: EDINET (Japan FSA). The full history is accessible without signup.
Open company profiles for insider transactions, fundamentals and analyst consensus when available.