Browse the full insider trade history of POSCO홀딩스, a publicly traded company based in South Korea. Shares are listed on KR KR, under the oversight of DART (FSS). Operating in the Basic Materials sector, POSCO홀딩스 has logged 4 public disclosures. Market capitalisation: €34,229.5bn. The latest transaction was filed on 8 May 2026 — Sale. Among the most active insiders: 김성준. Every trade is free.