H&SHigh Tech largest shareholder Jeonghui Kim increases stake to 29.01% via open market purchases, aims to strengthen management responsibility, with share pledge loans


  • The filer acquired 27,900 additional shares through open market purchases from June 9 to 12, 2026, increasing the stake from 28.63% to 29.01%, with the stated purpose of strengthening responsible management.
  • Largest shareholder Jeonghui Kim has a total of 540,399 shares pledged to NH Investment & Securities under loan agreements totaling 5 billion KRW, part of which was used to fund the recent purchases.
  • While the stake increase is marginal, the significant pledged shares expose the shareholder to margin call risk if the stock price declines; the current collateral maintenance ratio is 140%.
  • The reliance on debt financing for share acquisition increases personal financial leverage.
  • [AI Summary]The modest stake increase signals commitment to management control, but the large pledge to NH Investment creates substantial downside risk for the shareholder and potential overhang for the stock. The use of borrowed funds amplifies financial risk, warranting investor attention.

KOSDAQ Filing Information


  • Report on Large Shareholding (General)
  • Company: H&SHigh Tech (044990)
  • Submission: Jeonghui Kim

  • Shares: 7,685,425
  • Price: 14,160 KRW
  • Market Cap: 108.8 B KRW