StocksMedium•5 November 2026•
1 min read
South Korea's KOSPI Plunges 5% Triggering Market Sidecars
Key Facts
1South Korea's KOSPI index plunged over 5% during Thursday's session, briefly slipping below the 5,350 level.
2Foreign investors offloaded nearly 2 trillion won ($1.4 billion) worth of shares, with selling concentrated in the semiconductor sector.
3Trading suspensions (sidecars) were triggered on both the KOSPI and tech-heavy KOSDAQ exchanges due to the sharp decline.
South Korea's KOSPI index plunged over 5% during Thursday's session on November 5, 2026, briefly slipping below the 5,350 level. Invezz reported that the sharp decline triggered trading suspensions, known as sidecars, on both the KOSPI and the tech-heavy KOSDAQ exchanges.
Foreign investors offloaded nearly 2 trillion won ($1.4 billion) worth of shares in the main market, with selling pressure concentrated in the semiconductor sector. The sell-off follows concerns that the US midterm elections, held on November 3, 2026, could lead to tighter regulations regarding AI infrastructure and semiconductor manufacturing.