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Samsung Electronics and SK Hynix Rally as Foreign Investors Pile In

Electronic Technology · Semiconductors · yonhap_finance · 2026-08-05

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Samsung Electronics and SK Hynix saw significant gains, driven by strong foreign buying and positive sentiment from U.S. AI semiconductor stocks.

What Happened

Stock Rally: Samsung Electronics and SK Hynix rose 2.50% and 5.77% respectively, following a strong performance by AI semiconductor stocks in the U.S. market. SK Hynix, in particular, benefited from favorable analyst reports from Wall Street.

Investor Flows: Foreign investors were the primary drivers of the rally, net buying 577.8 billion KRW of Samsung Electronics and 659.5 billion KRW of SK Hynix. Conversely, institutional investors acted as net sellers, likely taking profits after the recent run-up.

Technological Edge: Samsung Electronics showcased its next-generation 'zHBM' memory, while SK Hynix reiterated its commitment to overcoming memory limitations through its high-bandwidth NAND flash (HBF) technology.

Market Analysis: Analysts suggest that while the extreme concentration in semiconductor stocks may be easing, the overall upward trend remains intact. The sector continues to solidify its position as a key leader within the KOSPI index.

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