South Korean Stocks Surge as KOSPI Breaks 6,000 Amid AI-Driven Chip Demand

South Korea’s stock market reached a new milestone this week, with the KOSPI index surpassing 6,000 points for the first time, fueled by strong performance from semiconductor giants Samsung Electronics and SK Hynix. The rally reflects surging global demand for memory chips, driven by the expansion of artificial intelligence (AI) technologies, and positive shifts in corporate governance.

KOSPI Reaches Record High

The KOSPI advanced as much as 2.6 percent to a record 6,123 on February 26, 2026, according to the Taipei Times. This achievement follows a remarkable 45 percent increase in the benchmark index year-to-date, pushing South Korea’s stock market capitalization ahead of France’s and building on last month’s surpassing of Germany’s. The index rose about 1.9% to a record near 6,084 on February 25, 2026, taking its gain for 2026 to roughly 44% Swikblog.

Samsung and SK Hynix Lead the Charge

Samsung Electronics and SK Hynix have been at the forefront of this market surge. Samsung Electronics shares topped 200,000 won intraday on February 24, 2026, setting a new all-time high, while SK Hynix achieved the “1 million nix” milestone Chosun Biz. Both companies saw gains exceeding 2 percent as the KOSPI climbed Taipei Times. SK Hynix finished at 1,005,000 won, gaining 54,000 won (5.68%) on February 24, 2026 Sedaily.

AI and Corporate Governance as Key Drivers

The rally is largely attributed to the increasing demand for memory chips driven by the AI boom. South Korea’s strength in hardware manufacturing, particularly in semiconductors, positions it favorably in this evolving landscape. The “artificial intelligence (AI) scare trade” has proven a boon for the country Taipei Times. Corporate governance reforms, including a pending bill requiring companies to cancel treasury shares, are bolstering investor confidence.

Analyst Outlook and Potential Adjustments

While the market’s momentum is strong, analysts caution that sustainability will depend on continued earnings delivery and broader sector participation. Jung In-yun, CEO at Fibonacci Asset Management Global, noted that upside from the current level is likely to be more incremental and that some consolidation or rotation across sectors wouldn’t be surprising Taipei Times. Several firms have raised their KOSPI targets, with Nomura Financial Investment setting a target of 8,000, Hana Securities at 7,900, and JP Morgan at 7,500 Swikblog.

Investor Sentiment and Potential Risks

Investor deposits, indicating funds awaiting investment in the stock market, have reached a record high of 111.297 trillion won as of February 2, 2026, suggesting continued bullish sentiment. However, there are also signs of increased caution, with a rise in short selling positions, indicating some investors are betting on a potential market decline. The balance of lending and lending transactions was calculated to be 153.131 trillion won as of February 25, 2026 Swikblog.

Government Support

The government is actively working to revitalize the capital market, with the head of the Financial Supervisory Service meeting with CEOs of foreign financial companies to solicit feedback on improvements to the domestic financial market Swikblog.