Discover the full management transaction log of 효성, a publicly traded company based in South Korea. Shares trade on KR KR, under the authority of DART (FSS). Operating in the Industrials sector, 효성 has recorded 1 reports. Market capitalisation: €3,611bn. The latest transaction was filed on 6 March 2026 — Sale. Among the most active insiders: 조현상. All data is free.