Major shareholder Yeonwan Ko increases stake by 721 shares via employee stock acquisition... holding ratio remains at 38.85%, no change in control


  • Major shareholder Yeonwan Ko and related parties now hold 12,764,113 shares (previously 12,763,392).
  • The increase of 721 shares results from the acquisition of employee stock through a union account by related party Jongkwan Kim; the holding ratio remains unchanged at 38.85%.
  • No matters affecting management control; this is a routine report of employee stock acquisition with negligible impact on shareholder value.
  • [AI Comprehensive Analysis]This disclosure is a routine report of a minor stake increase by the major shareholder, with no meaningful impact on stock price or corporate value. Investors can view the situation as stable without risk of management change or capital fluctuation.

KOSDAQ Filing Information


  • Filing: Report on Large Shareholding (General)
  • Company: FIBERPRO (368770)
  • Submission: Yeonwan Ko
  • Receipt: 05-27-2026