Report on Change in Ownership of Specific Securities by Executives/Major Shareholders (Decrease in Stake Due to Conversion Exercise)


  • Increase in total issued shares: from 5,574,115 to 5,847,483 shares (1st conversion rights 158,692 shares, 2nd conversion rights 114,676 shares exercised)
  • Reporter's ownership percentage decreased due to exercise of conversion rights

KOSDAQ Filing Information


  • Filing: Report on Ownership of Specific Securities by Executives and Major Shareholders
  • Company: J2KBIO (420570)
  • Submission: Kim Seok-jong
  • Receipt: 05-12-2026