KOSPI plunges 4.5%...AI semiconductor stocks and crude oil tank together
On July 20, KOSPI fell 4.5% to the 6,490 level due to escalating US-Iran military conflict. Samsung Electronics (-4.4%) and SK Hynix (-3.3%) and other AI semiconductor stocks plummeted together, while Brent crude rose 3.2% to break through $80 per barrel again. The semiconductor sector took a concentrated hit as soaring oil prices and deteriorating AI investment sentiment converged.