President Oh Ji-su Increases Stake from 0.84% to 0.86% via Open Market Purchases (5,744 shares)


  • Oh Ji-su (registered executive, President) acquired an additional 5,744 common shares through open market purchases from April 30 to May 20, 2026, increasing his stake from 227,065 shares (0.84%) to 232,809 shares (0.86%)
  • Acquisition prices ranged from 3,968 won to 4,510 won per share (avg. ~4,219 won), representing a premium over the closing price of 3,885 won as of the report date

KOSDAQ Filing Information


  • Filing: Report on Ownership of Specific Securities by Executives and Major Shareholders
  • Company: METABIOMED (059210)
  • Submission: Oh Ji-su
  • Receipt: 05-22-2026