Aju Steel guarantees USD 29M debt of subsidiary Aju Steel USA


  • Aju Steel has decided to provide a joint guarantee for the debt of USD 29,000,000 (approx. KRW 43 billion) owed by its subsidiary Aju Steel USA, Inc. to POSCO International under a goods supply agreement. Guarantee period: 2026-06-02 ~ 2029-06-01.
  • The guarantee amount is 29.81% of equity (equity: KRW 144.4 billion). Total guarantee balance: KRW 165.2 billion (based on exchange rate as of May 13, 2026).
  • Financial summary of debtor Aju Steel USA (as of end-2025): Total assets KRW 244.4 billion, liabilities KRW 187.3 billion, equity KRW 57.1 billion, sales KRW 290.9 billion, net loss KRW 4.2 billion (previous year loss KRW 9.4 billion). Continuing losses and declining equity.

KOSPI Filing Information


  • Filing: Decision On Guarantee Of Debt For Others
  • Company: AJUSTEEL (139990)
  • Submission: AJUSTEEL Co., Ltd.
  • Receipt: 05-13-2026
  • Under KRX KOSPI Market Division