South Korean Memory Stocks Drop Sharply Amid Leveraged ETF Volatility
On June 23, 2026, Samsung Electronics (005930.KS) and SK Hynix (000660.KS) fell over 12% each in their worst single-day drop since the 2008 financial crisis. The KOSPI dropped nearly 10%, driven by volatility linked to newly launched leveraged ETFs that attracted massive retail inflows and high trading turnover.
Topics: ETFs retail investing semiconductor South Korea market structure