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The Express Gazette
Monday, October 12, 2026

South Korea's Stock Market Faces Volatility Amid AI-Driven Chip Rally

A surge in semiconductor stocks fueled by the artificial intelligence boom is exposing structural weaknesses in the South Korean market.

Business & Markets • 3 months ago
South Korea's Stock Market Faces Volatility Amid AI-Driven Chip Rally

South Korea's stock market is experiencing a rally driven by the global artificial-intelligence boom, particularly in the semiconductor sector. However, this surge is also highlighting structural vulnerabilities within a market unaccustomed to such pronounced swings.

The performance of companies like Samsung Electronics and SK Hynix, key players in the memory chip market essential for AI development, has been central to the market's upward momentum. The insatiable demand for high-bandwidth memory (HBM) chips, crucial for AI accelerators, has propelled these companies to new heights.

This concentrated rally, while boosting overall market indices, presents a risk. The market's heavy reliance on a few dominant technology stocks means that any downturn in these sectors could have a disproportionately negative impact on the broader economy. Investors and analysts are watching closely as the market navigates this period of intense growth and potential instability.


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