South Korea's benchmark Kospi index plunged 6% on Monday as rising tensions in the Gulf and soaring oil prices rattled global markets. The selloff, led by sharp declines in AI-heavyweights SK Hynix and Samsung Electronics, pushed the index deeper into bear market territory, although it remains the world's best-performing major stock market in 2026.

South Korea's Kospi index saw a significant jump on Friday, extending recent gains after a substantial crash. The benchmark index officially entered bear market territory earlier…

South Korea's Kospi stock index experienced a significant drop Monday morning. Tech firms faced heavy selling pressure due to AI investment boom worries. The Kospi index plunged…