KOSPI Hits Record High Amid Chip Sector Gains

The Quick Take

• South Korea's KOSPI index reached a new record high driven by strong performance in the semiconductor sector
• SK Hynix and Samsung Electronics were the primary contributors to the index's advance
• AI-driven demand for advanced memory chips underpins sustained optimism in Korean tech equities

The KOSPI's record-high milestone signals renewed confidence in South Korean equities, particularly the semiconductor-heavy components powering its gains. Chip demand tied to AI infrastructure buildout continues to attract global institutional flows into Korean markets, with foreign investors net buyers across the index's largest-cap technology names.

SK Hynix has emerged as a primary beneficiary of AI memory demand, with its High Bandwidth Memory technology commanding premium pricing from hyperscaler customers. Samsung Electronics, similarly positioned across DRAM, NAND, and display segments, saw sustained buying interest as global AI infrastructure spending expectations drove forward earnings revisions higher.

The record high carries forward momentum from recent US-Iran geopolitical de-escalation, with risk appetite returning across Asian markets broadly. Analysts note structural support from ongoing AI investment cycles while cautioning that near-term profit-taking after extended rallies poses a risk to sustained gains above the milestone level.

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