Across 4753 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Explore the detailed record of transactions filed by 하성주, Directeur. Insider active across 2 companies, notably 지슨. Aggregated, 18,503 disclosures have been logged. History available since 24 February 2026. The latest transaction was disclosed on 26 February 2026 (Purchase). Regulator: DART (FSS). The full history is free.
Ha Sung-joo serves as a Director at Gison. He is involved in project management and process optimization within the company. His expertise contributes to operational efficiency and the achievement of strategic objectives.