Managing Director Sangsoo Lee Increases Stake in WOOJUNG BIO via Open Market Purchase, Limited Impact on Shareholder Value


  • Managing Director Sangsoo Lee acquired 4,814 common shares of WOOJUNG BIO through open market purchases on June 5 and 9, 2026, increasing his stake from 0.05% to 0.08%.
  • This minor insider buying does not involve any capital change or dilution for the company and may signal management confidence, but the impact on stock price is limited.
  • [AI Summary]A small insider purchase with no dilution effects, indicating management confidence but with negligible impact on shareholder value due to the tiny stake increase.

KOSDAQ Filing Information


  • Report on Ownership of Specific Securities by Executives and Major Shareholders
  • Company: WOOJUNG BIO (215380)
  • Submission: Sangsoo Lee

  • Shares: 16,829,576
  • Price: 2,465 KRW
  • Market Cap: 41.5 B KRW