Why did South Korea’s KOSPI Index crash today? 4 key triggers behind the 8% selloff

South Korea’s benchmark KOSPI index experienced an unprecedented 8% selloff in early trading, forcing a temporary halt to trading via a circuit breaker mechanism. The sharp decline, driven by weak tech stocks, drew global attention and highlighted investor fears over technology sector performance, rising interest rates, and geopolitical tensions. The selloff was primarily led by South Korea’s technology sector, which dominates the KOSPI. Major companies like Samsung Electronics and SK Hynix dropped nearly 10%, while LG Electronics and Hyundai Motor also saw double-digit losses. Since tech stocks form a significant portion of the KOSPI, their decline dragged down the broader market. Trading was suspended after the index fell over 8% from its previous close of 8,160.59, marking the ninth circuit breaker activation in KOSPI history and the third this year. The halt lasted 20 minutes before trading resumed, though the market remained highly volatile. Global concerns exacerbated the selloff, with rising geopolitical tensions in West Asia pushing crude oil prices higher and raising inflation fears. Meanwhile, stronger-than-expected US employment data fueled worries that inflation could persist, impacting global markets, including Wall Street’s tech shares. Despite partial recovery later in the day, the KOSPI remained under pressure, closing below its peak. The index had surged 175% over the past year, with gains of 86% in six months and 38% in three months, but the recent volatility underscored growing uncertainty in South Korea’s stock market.