National Pension Service reduces stake in Kumho Petrochemical by 0.09% to 9.75%, falling below 10% threshold


  • Shareholding change: National Pension Service (NPS) net sold 26,038 common shares of Kumho Petrochemical, reducing its holdings from 2,772,299 shares (9.84%) to 2,746,261 shares (9.75%).
  • Transaction details: On May 27-28, 2026, NPS sold 2,616 shares (avg. 141,301 won), bought 10,256 shares (148,473 won), and sold another 33,678 shares (148,277 won) on the open market.
  • Shift in major shareholder status: With the stake falling below 10%, NPS is no longer a major shareholder (10%+), implying reduced commitment; future sales only require 5%+ reporting.
  • Investment risk: While a decrease by a major holder may pressure the stock, the net sale represents only 0.09% of total shares, limiting immediate impact.
  • [AI Summary]NPS trimmed its stake in Kumho Petrochemical by a mere 0.09%, dropping below the 10% threshold. The small sale size minimizes short-term price disruption, but the loss of major shareholder status could be interpreted as a waning strategic interest, potentially weighing on long-term investor sentiment.

KOSPI Filing Information


  • Filing: Report on Ownership of Specific Securities by Executives and Major Shareholders
  • Company: KUMHO PETRO CHEMICAL (011780)
  • Submission: National Pension Service
  • Receipt: 06-01-2026