According to financial data provider F&Guide, South Korea's National Pension Service saw domestic stock valuations increase by 189.5 trillion won in Q2 2026, based on June 6 figures, representing a 63.9% return over the three-month period from end-March.
The gains were driven primarily by Samsung Electronics and SK Hynix, which together contributed 151.3 trillion won, or 79.8% of the total increase. SK Hynix valuations rose 82.1 trillion won to 125.3 trillion won (a 190.3% gain), while Samsung Electronics valuations climbed 69.2 trillion won to 145.8 trillion won.