Samsung SDI Annual Corporate Group Disclosure: Assets 22.1T KRW, 2025 Operating Loss 2.32T KRW, Samsung Electronics Holds 19.44% Stake


  • As part of the Samsung group, Samsung SDI reported stable financials as of end-2025: assets 22.1T KRW, liabilities 7.5T KRW, equity 14.6T KRW, debt ratio 51.31%.
  • For fiscal 2025, sales were 11.46T KRW, operating loss 2.32T KRW, net loss 1.14T KRW, reflecting continued weak performance.
  • Largest shareholder Samsung Electronics holds 19.44% of common shares (15.66M shares), treasury shares 4.13%, total related-party stake 24.04%, ensuring stable control.
  • Global battery production network via 18 overseas subsidiaries including Hungary, China, USA (StarPlus Energy), Vietnam, etc.
  • Internal transactions: total 6.06T KRW sales from affiliates, including 366.2B from Samsung Electronics and 234.8B from Samsung Display.
  • Debt guarantees for overseas subsidiaries total 10.56T KRW, including 5.82T KRW for StarPlus Energy, a significant contingent liability.
  • Board consists of 5 internal directors (CEO Choi Joo-sun) and 3 outside directors, operating 6 committees including ESG, Audit, and Internal Transactions.
  • [AI Summary]This is a routine annual disclosure transparently presenting Samsung SDI's financial and governance structure. Despite ongoing operating losses, a 51% debt ratio and strong controlling stake (Samsung Electronics + treasury shares) support stability. However, 10.56T KRW in debt guarantees poses a potential risk. Overall, the impact on shareholder value is limited, and the disclosure is neutral.

KOSPI Filing Information


  • Filing: Large Enterprise Group Status Disclosure [Annual And First Quarter Use (Individual Company)]
  • Company: SAMSUNG SDI (006400)
  • Submission: SAMSUNG SDI CO.,LTD
  • Receipt: 06-01-2026
  • Under Fair Trade Commission (KFTC)