Korea Wafer Holdings Increases Stake in 3S Korea to 13.7% via Open Market Purchases, Signaling Management Involvement


  • Korea Wafer Holdings reported an increase in its stake in 3S Korea from 12.0% to 13.7% as of June 29, 2026.
  • The increase resulted from open market purchases of 905,823 shares using approximately 1.15 billion KRW of self-funding.
  • The filer is an investment purpose company under the Novus Crossroad No.1 Private Equity Fund, aiming to exercise management influence and support corporate growth.
  • Related parties include the PEF and its managing partners, who are deemed to hold ownership by proxy but do not directly own shares.
  • This filing involves only secondary market purchases with no capital changes or new share issuance, thus no dilution for existing shareholders.
  • [AI Summary]Korea Wafer Holdings strengthened its intention to participate in management by increasing its stake through open market purchases with self-funding, imposing no financial burden. While no dilution exists, investors should monitor potential volatility from further PEF acquisitions.

KOSDAQ Filing Information


  • Report on Large Shareholding (General)
  • Company: 3S KOREA (060310)
  • Submission: Korea Wafer Holdings

  • Shares: 53,059,040
  • Price: 1,160 KRW
  • Market Cap: 61.5 B KRW