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Foreign Investors Accumulate Samsung Electronics and SK Hynix, Offload Samsung Electro-Mechanics

Electronic Technology · Semiconductors · yonhap_finance · 2026-08-21

During the week of August 17-21, 2026, foreign investors heavily bought Samsung Electronics and SK Hynix on the KOSPI, while selling off Samsung Electro-Mechanics.

What Happened

Large-Cap Buying: During the week of August 17-21, 2026, foreign investors showed strong confidence in major semiconductor stocks, net buying 711.7 billion KRW of Samsung Electronics and 480.9 billion KRW of SK Hynix. Samsung Electronics preferred shares and SK Telecom were also among the top net buys.

Selling Pressure: Conversely, foreign investors offloaded Samsung Electro-Mechanics with a net sell of 919.2 billion KRW, marking the largest divestment of the week. Hyosung Heavy Industries and HD Hyundai Heavy Industries also saw significant selling, indicating a portfolio rebalancing among large-cap stocks.

Market Impact: The heavy buying of Samsung Electronics and SK Hynix by foreign investors provided crucial support for the KOSPI index. Meanwhile, the large-scale sell-off of Samsung Electro-Mechanics reflects a shift in foreign sentiment toward specific industrial sectors.

Strategic Outlook: Foreign capital flow into large-cap stocks remains a primary driver of the broader market trend. Investors should analyze these trading patterns to better anticipate shifts in market leadership and adjust their portfolios accordingly.

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