Masahiko Oga

Masahiko Oga appears in our data through filings on 大黒天物産株式会社 shares, published by EDINET (Japan FSA). Between 22 October 2025 and 10 June 2026, the trades on record add up to 6 filings.

The filings describe grants, exercises and other transfers rather than trades on the open market. Because grants and exercises are largely decided by remuneration plans, they are not counted as purchases here.

The latest filing, published on 16 June 2026, reports a transaction in 大黒天物産株式会社. Filings reach the EDINET (Japan FSA) feed a median of 6 days after the trade. That lag is the time during which only the insider knows about the trade. Source: insider filings from EDINET (Japan FSA). Past trades are no guide to future returns.