GC Partners Secures 52.1% Stake in SANIGEN (KRW 10bn Third-Party Allotment + KRW 5bn CB)


  • GC Partners and its special relation entity GC1 Union hold 6,035,003 shares (39.99%) and convertible bonds representing 1,826,484 shares (12.10%) of SANIGEN, totaling 52.10% ownership.
  • GC Partners acquired 6,035,003 shares at KRW 1,657 per share via a third-party allotment (total approx. KRW 10 billion, self-funded).
  • GC1 Union acquired convertible bonds for 2,283,105 shares (KRW 2,190 per share, total KRW 5 billion), then sold 456,621 shares, holding the remaining 1,826,484 shares.
  • The purpose of the report is to influence management, indicating intent to participate in major decisions such as director appointments.
  • This acquisition changes the largest shareholder to GC Partners, diluting existing shareholders' stakes.
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KOSDAQ Filing Information


  • Filing: Report on Large Shareholding (General)
  • Company: SANIGEN (188260)
  • Submission: GC Partners
  • Receipt: 05-20-2026