Explore the full record of transactions filed by 이연주, Chief Executive Officer. Insider active across 1 company, notably 동성케미컬. Aggregated, 17,943 reports have been published. Activity tracked since 4 March 2026. The latest transaction was filed on 4 March 2026 (Purchase). Regulator: DART (FSS). The full history is free.
Lee Yeon-joo is an Executive Director at Dong Sung Chemical. In this role, she oversees operations and contributes to the company's strategy. Her expertise in the chemical sector is essential for innovation and developing new products. Dong Sung Chemical is a major player in the chemical industry.