Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Browse the complete record of transactions filed by Shigehisa Ishii. Insider active across 3 companies, notably 東和ハイシステム株式会社. Cumulatively, 19 reports have been logged. Activity tracked since 25 January 2021. The latest transaction was filed on 11 June 2026 (Holding update). Regulator: EDINET (Japan FSA). The full history is accessible without signup.
Shigehisa Ishii is a large shareholder of 東和ハイシステム株式会社 and Hiクラテス株式会社. The record shows 12 filings in total, and the sampled recent filings run from 2024-05-31 to 2026-05-27. The modal transaction nature is Holding update, with buy and sell amounts of EUR 0 in this recent sample.