SyntekaBio Largest Shareholder Jongseon Jeong Extends Stock Pledge Maturity; No Change in Holdings


  • SyntekaBio's largest shareholder and CEO Jongseon Jeong extended the maturity of a stock pledge contract covering 2.8 million shares to July 28, 2026, a one-month extension.
  • The loan amount remains 3.15 billion KRW with a 12% annual interest rate and 160% maintenance ratio.
  • This routine contract amendment involves no new capital raising or share change, thus limited near-term stock price impact.
  • However, the pledged shares represent 11.54% of total outstanding shares, and the high interest rate poses a risk of margin calls or forced liquidation if the stock price falls sharply.
  • [AI Summary]The mere extension of the pledge maturity without any change in shareholdings or capital structure has no direct impact on shareholder value, but the high-cost debt and significant pledge ratio indicate potential financial vulnerability.

KOSDAQ Filing Information


  • [Correction of Description] Report on Large Shareholdings (General)
  • Company: SyntekaBio (226330)
  • Submission: Jongseon Jeong

  • Shares: 24,258,475
  • Price: 1,618 KRW
  • Market Cap: 39.3 B KRW