Largest Shareholder's Related Party Open Market Purchase Increases Stake by 0.11%… Management Control Remains Stable


  • Largest shareholder Han Hyun-seok increased his group's stake from 55.85% to 55.96% (14,033 shares) via open market purchase by related party Han Min-ju.
  • Han Min-ju bought 14,033 shares at 12,524 won each on May 20, 2026, totaling about 200 million won, funded by a loan from a related party.
  • The purpose is to influence management; no specific plans but decisions will consider shareholder interests.
  • The small stake increase does not change control. The loan-funded purchase is minor and poses low financial risk.
  • [AI Comprehensive Analysis]This disclosure is essentially neutral news with a slight positive tint. The insider buying could be seen as a positive signal, but the scale is too small to materially impact the stock price. Management stability remains unchanged, and investors need not take any action.

KOSDAQ Filing Information


  • Filing: Report on Large Shareholding (General)
  • Company: WOORIM POWER TRAIN SOLUTION (101170)
  • Submission: Han Gyu-seok
  • Receipt: 05-26-2026