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[KRX Market Close | October 1] KOSPI rebounds in 4 days… KOSDAQ surged 4.48%

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Published: Oct 1, 2026

[KRX Market Close | October 1] KOSPI rebounds in 4 days… KOSDAQ surged 4.48%

Institutional investors buy due to strong semiconductor exports... KOSPI recovers to 6971 line

KOSDAQ Foreign Investors and Institutional Investors purchase together… Rising for 5 consecutive trading days

On the 1st, the domestic stock market KOSPI and KOSDAQ rose together. KOSPI rebounded for the first time in four trading days thanks to the good performance of large U.S. technology stocks and strong domestic semiconductor exports, and KOSDAQ surged more than 4% due to simultaneous purchases by foreign investors and institutional investors, rising for five consecutive trading days.

According to KRX, KOSPI ended trading at 6,971.35, up 133.31 points (1.95%) from the previous trading day. KOSDAQ closed at 894.29, up 38.38 points (4.48%). The KRW/USD Exchange Rate finished the weekly trading at 1,358.4 won, up 5.6 won from the previous trading day.

KOSPI started lower the previous day due to the rise in international oil prices and U.S. Treasury yields, but turned upward as investment sentiment improved due to the good performance of large U.S. technology stocks and robust domestic semiconductor exports. Institutional investors' buying power came in, mainly in the electrical and electronics industries.

By industry, medical and precision devices rose 5.7%, pharmaceuticals rose 2.9%, electrical and electronics rose 2.8%, and securities rose 2.7%. Large-cap stocks rose 2.0%, and mid-cap and small-cap stocks rose 0.9% each.

In terms of supply and demand, Institutional Investors net bought 3,343 Billion Won, while foreign investors and individuals net sold 5,431 Billion Won and 1,4314 Billion Won, respectively. Foreign Investors net sold 1,915 Billion Won in finance and 1,729 Billion Won in electricity and electronics.

KOSDAQ showed strength in September, centered on the machinery and equipment and electricity and electronics industries, as investment sentiment improved due to strong domestic exports. By industry, machinery and equipment rose 6.2%, general services rose 5.5%, and electricity and electronics rose 4.8%. Foreign Investors and institutional investors net bought 2311 Billion Won and 5681 Billion Won, respectively, while individuals net sold 7764 Billion Won.

Related stocks strengthen on expectations of nuclear power plant and Alaska LNG

Nuclear power and steel-related stocks were strong as expectations that the construction of a large nuclear power plant in the U.S. and the Alaska LNG project could be included in Korea's investment plan for the U.S. grew.

Wonil TNI (136150) rose 29.94% to the upper limit on expectations of expansion of U.S. nuclear power plant construction, and KEPCO Technology (052690) rose 2.61% on expectations of Korea-U.S. nuclear power plant cooperation.

As expectations for Alaska LNG development continue, Daehan Steel (084010) rose 16.82% and Dongkuk Steel (460860) rose 4.55%.

Robotics, semiconductor, and bio stocks are strong together

Buying pressure also flowed into stocks related to robots and AI semiconductors. Brills soared 56.15% on the first day of listing on KOSDAQ, and HT Robotics rose 12.75% on the news of its selection as World Class Plus.

Neuromeca (348340) rose 4.76% after signing a contract to supply automation equipment worth 1.98 billion won, and Semifive (490470) rose 12.48% on the news of signing a contract for the design and development of AI semiconductors for robotics.

Afact rose 9.66% on expectations of expansion of SK Hynix's semiconductor packaging outsourcing.

Bio stocks also showed strong performance. RGnomics (476830) rose 23.28% on RNA platform and clinical momentum, G2G Bio rose 23.06% on expectations of a long-lasting platform, and GI Innovation rose 20.00% on expectations for development of anti-cancer immunotherapy drugs.

NC rose 10.05% due to the box office success of the new MMORPG ‘Aion 2’.

On the other hand, Agent AI (060900) plummeted 27.66% as it was designated as an insincere disclosure corporation due to a reversal of disclosure following the withdrawal of the Rights Offering decision.

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