InsidersTradesSigma
Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Browse the full record of transactions filed by Kumagai Masatoshi Office, Ltd.. Insider active across 1 company, notably GMOインターネットグループ株式会社. Aggregated, 7 filings have been logged. History available since 31 January 2024. The latest transaction was disclosed on 26 June 2026 (Holding update). Regulator: EDINET (Japan FSA). All data is accessible without signup.
7 of 7 declarations
Kumagai Masatoshi Office, Ltd. is a declarant linked to GMOインターネットグループ株式会社, where the company is listed as Officer. The record shows 5 filings, and the most recent sampled filings cover the period from 2024-02-05 to 2026-03-03, with Holding update transactions and amounts of 44367535.3708677, 43629614.76007476, 43175509.00634378, 38542212.21869811, and 38520927.50864103.