Large Shareholding Report Filed with Management Influence Purpose (Largest Shareholder: OSUNG ADVANCED MATERIALS)


  • Filer submitted a large shareholding report with the purpose of influencing management.
  • Filer's largest shareholder is OSUNG ADVANCED MATERIALS Co., Ltd.
  • No specific figures such as number of shares held, percentage, or changes are disclosed in the report.

KOSDAQ Filing Information


  • Filing: Report on Large Shareholding (General)
  • Company: HANJOO ART (058450)
  • Submission: RFTECH CO., LTD
  • Receipt: 04-29-2026