Explore the full management transaction log of 제이투케이바이오, a listed issuer based in South Korea. Shares trade on KR KR, under the oversight of DART (FSS). Operating in the Basic Materials sector, 제이투케이바이오 has published 1 public disclosures. Market capitalisation: €54.9bn. The latest transaction was reported on 12 May 2026 (Purchase). Among the most active insiders: 김석종. Every trade is accessible without an account.