Hanmi Science's largest shareholder Song Young-sook pledges additional 2.31 million shares, raising concerns over management stability


  • This report details a change in the substantial shareholding status due to a stock pledge contract by largest shareholder Song Young-sook. The number of shares held remains unchanged at 43,692,026, but shares under major contracts increased by 2,312,760 to 54,448,296.
  • Song entered into pledge contracts for 2,312,760 shares each with Korea Securities Finance and Im Jong-hoon on May 29 and June 1, 2026, respectively. These appear to be for personal financing, adding to existing pledges and repurchase agreements.
  • The additional pledging by the largest shareholder may raise market concerns about personal financial health and could potentially affect management control if default occurs. However, the current holding ratio of 63.89% remains solid.
  • [AI Summary]Hanmi Science's largest shareholder Song Young-sook pledged an additional 2.31 million shares under new stock pledge contracts, highlighting personal funding needs. While increased pledges raise governance risk, the controlling stake above 63% limits near-term impact. Investors should monitor potential forced selling and the company's financial soundness.

KOSPI Filing Information


  • Report on Large Shareholding (General)
  • Company: Hanmi Science (008930)
  • Submission: Song Yeong-suk

  • Shares: 68,391,550
  • Price: 29,700 KRW
  • Market Cap: 2,031.2 B KRW