KOSPI Composite Index closes in the 6,930 range on strength in Samsung Electronics and SK hynix [fn closing market report]
- Input
- 2026-05-04 16:38:06
- Updated
- 2026-05-04 16:38:06

[Financial News] The KOSPI Composite Index climbed into the 6,930 range, lifted by gains in large-cap stocks such as Samsung Electronics and SK hynix. Foreign investors and institutions drove the rally with net purchases of 3.9 trillion won and 2.5 trillion won, respectively.
According to the Korea Exchange (KRX) on the 4th, the KOSPI Composite Index closed at 6,936.99, up 339.12 points, or 5.12%, from the previous session. The index opened at 6,782.93, up 2.79% from the previous day, then widened its gains and briefly touched 6,937.00 just before the close.
On the KOSPI Market, foreigners and institutions bought a net 399.04 billion won and 251.85 billion won, respectively, while retail investors sold a net 632.08 billion won.
By sector, securities rose 10.06%, electrical and electronics gained 7.70%, and manufacturing advanced 5.79%. Construction fell 3.99%, real estate dropped 3.72%, and leisure and culture declined 1.38%.
Among the largest-cap stocks, SK Square surged 18.07%, SK hynix jumped 12.29%, and Samsung Electro-Mechanics rose 10.22%. Shinhan Financial Group, KB Financial Group, and Celltrion were among the laggards, falling 1.60%, 1.31%, and 1.35%, respectively.
The KOSDAQ closed at 1,213.74, up 21.39 points, or 1.79%, from the previous trading day. Foreign investors bought a net 613.8 billion won, while retail investors and institutions sold a net 521.4 billion won and 74.9 billion won, respectively.
Kang Jin-hyuk, a researcher at Shinhan Securities Co., Ltd., said, "After Big Tech earnings announcements, expectations for artificial intelligence (AI) capital expenditures (CapEx) continued, and strong results also fueled risk-on sentiment." He added, "The rally in the leading AI value chain stocks was sustained." \r\n
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koreanbae@fnnews.com Bae Han-geul Reporter