Kospi jumps over 8% on Iran peace deal hopes; world’s best-performing market up 94% YTD
The benchmark KOSPI jumped 660 factors, or 8.5%, to eight,424. The surge helped the index end the week up 3.2%, reversing among the injury from the earlier week when it had fallen 3.7% amid a pointy international selloff in AI and know-how shares.
Regardless of the turbulence, the KOSPI stays the world’s top-performing inventory index this 12 months. The benchmark has surged 94% thus far in 2026, largely powered by a rally in semiconductor shares tied to the unreal intelligence increase.
Expertise heavyweights led Friday’s advance. Samsung Electronics climbed 12.21%, whereas rival SK Hynix gained 8.85%. Battery maker LG Power Answer rose 6.11%. Automakers additionally joined the rally, with Hyundai Motor advancing 6.03% and affiliate Kia Corp including 4.81%. Metal producer POSCO Holdings gained 6.84%, whereas Samsung BioLogics edged up 1.01%.
The rebound got here after Trump mentioned on Thursday that the US and Iran might signal a peace settlement as quickly as this weekend, a transfer that will reopen the Strait of Hormuz to delivery. Iran, nevertheless, mentioned it had not but made a ultimate choice on any settlement.
Trump additionally mentioned discussions with Iran had been elevated to the very best ranges of the Iranian management and acquired approval. Based on him, key parts of the proposed settlement had been permitted “in each idea and nice element” by events together with the US, Israel, Saudi Arabia, the UAE, Qatar, Turkey, Pakistan, Bahrain, Kuwait, Jordan and Egypt, amongst others.
Friday’s rally capped per week marked by excessive volatility. The KOSPI triggered “sidecar” buying and selling curbs in 4 periods, together with Friday. Earlier within the week, circuit breakers had been activated for the third time this 12 months and the ninth time on report.Solely days earlier, the world’s best-performing fairness market had been caught within the international know-how rout. AI and semiconductor shares, the standout winners of 2025 and 2026, got here below intense strain as traders questioned whether or not the rally had run forward of underlying fundamentals. The influence was significantly extreme in South Korea, one of many markets most uncovered to the AI provide chain, with index tumbling as a lot as 8% in a single session this week.
The pullback got here regardless of a robust long-term development story. Demand for AI infrastructure has surged over the previous 12 months as know-how corporations worldwide race to develop superior AI fashions and broaden computing capability. That has fuelled strong demand for high-bandwidth reminiscence chips and channeled investor curiosity into South Korean chipmakers, which occupy a crucial place within the international AI provide chain.
(Disclaimer: Suggestions, ideas, views and opinions given by the consultants are their very own. These don’t signify the views of The Financial Instances)

