Driven by Samsung Electronics' stock price surging 7.2% and reaching a record high, the Korea Composite Stock Price Index rose 2.3%, breaking through the 4,300 point integer mark for the first time, and finally closed at 4309.63 points. Lee Jae-won, a strategist at Shinhan Securities, said in the research report that the market's optimistic expectations for corporate profits pushed the stock prices of Samsung Electronics and SK Hynix to record highs, which in turn provided strong support for the market. Overseas capital bought net shares of the Korea Composite Stock Price Index worth 480 billion won on the same day, and the purchase targets were mainly concentrated in the technology sector. Meanwhile, retail investors and local institutional capital showed a net sales trend. The three stocks that have contributed the most to the market are Samsung Electronics, SK Hynix, and South Korean biopharmaceutical giant Celltrion. South Korea's KOSDAQ Index, which represents small-cap stocks, rose 2.2%, boosted by biotech stocks and chip supplier stocks.

Driven by Samsung Electronics' stock price surging 7.2% and reaching a record high, the Korea Composite Stock Price Index rose 2.3%, breaking through the 4,300 point integer mark for the first time, and finally closed at 4309.63 points. Lee Jae-won, a strategist at Shinhan Securities, said in the research report that the market's optimistic expectations for corporate profits pushed the stock prices of Samsung Electronics and SK Hynix to record highs, which in turn provided strong support for the market. Overseas capital bought net shares of the Korea Composite Stock Price Index worth 480 billion won on the same day, and the purchase targets were mainly concentrated in the technology sector. Meanwhile, retail investors and local institutional capital showed a net sales trend. The three stocks that have contributed the most to the market are Samsung Electronics, SK Hynix, and South Korean biopharmaceutical giant Celltrion. South Korea's KOSDAQ Index, which represents small-cap stocks, rose 2.2%, boosted by biotech stocks and chip supplier stocks.