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Weekly Institutional Trading Trends: Top Buys and Sells on the KRX
Electronic Technology · Semiconductors · yonhap_finance · 2026-08-21
A summary of the top stocks bought and sold by institutional investors on the Korean stock market for the week of August 17-21, 2026.
What Happened
Weekly Trading Activity: During the third week of August 2026, institutional investors in the Korean market actively adjusted their portfolios, showing a clear preference for specific sectors. While they accumulated shares in companies like Samsung Electronics Pref and SK Telecom, they significantly reduced their holdings in major semiconductor firms.
Top Institutional Buys: Samsung Electronics Pref led the institutional buying list with a net purchase of 218.7 billion KRW, followed by SK Telecom and Samyang Foods. Other notable stocks attracting institutional capital included Isu Petasys, Samsung C&T, and Samsung Life Insurance.
Top Institutional Sells: SK Hynix faced the heaviest selling pressure, with institutional net sales reaching 508.3 billion KRW, followed by Samsung Electronics at 463.1 billion KRW. Significant sell-offs were also observed in Samsung Electro-Mechanics, HD Hyundai Heavy Industries, and Hyosung Heavy Industries.
Market Implications: The week's data highlights a rotation out of large-cap semiconductor stocks into defensive or diversified sectors. Investors should monitor these institutional flow patterns to gauge shifting sentiment across different industry groups in the coming weeks.
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