Poongsan Holdings Major Shareholder Change - Insider Open Market Purchase of 255 Shares


  • Increase of 255 common shares from previous report (7,030,225 to 7,030,480 shares), ownership ratio unchanged at 48.76%.
  • Three executives bought shares on the open market: Park Woo-dong (110 shares), Hwang Se-young (85 shares), Seo Jeong-gook (60 shares) on May 11-12, 2026.
  • Total holding by largest shareholder (Ryu Jin) and related parties: 7,030,480 shares, no change in composition.

KOSPI Filing Information


  • Filing: Report on Change in Ownership of Major Shareholders, etc.
  • Company: Poongsan Holdings (005810)
  • Submission: Poongsan Holdings
  • Receipt: 05-12-2026
  • Under KRX KOSPI Market Division