The KOSPI closed slightly higher on the 23rd, ahead of the weekend, recording the 5,550 level. SK Hynix and Samsung Biologics supported the index's rise, while major large-cap stocks such as Samsung Electronics, Samsung Electro-Mechanics, and KB Financial Group ended lower, resulting in mixed movements among individual stocks.

KOSPI Index Movement

The KOSPI finished the regular session at 5,550.30, up 16.53 points (0.30%) from the previous trading day. The index opened at 5,403.17 and fell as low as 5,305.98 during the session before recovering its losses and turning upward. It closed at its intraday high of 5,550.30, rebounding 244.32 points from the low.

SK Hynix and Samsung Biologics Lead the Rally

Among large-cap stocks, SK Hynix closed at 1,263,000 won, up 40,000 won (3.27%) from the previous trading day. Samsung Biologics showed notable strength, rising 99,000 won (7.27%) to 1,460,000 won. SK Square also ended the session at 764,000 won, up 13,000 won (1.73%), and Samsung Life Insurance recorded 243,000 won, up 1,500 won (0.62%).

Samsung Electronics and KB Financial Decline

In contrast, Samsung Electronics closed at 213,500 won, down 1,000 won (0.47%) from the previous trading day. Samsung Electronics preferred shares also fell 900 won (0.54%) to 166,200 won. Samsung Electro-Mechanics ended the session at 1,111,000 won, down 34,000 won (2.97%), while LG Energy Solution recorded 381,500 won, down 8,500 won (2.18%). Hyundai Motor fell 8,500 won (2.82%) to 293,000 won, and KB Financial Group closed at 153,000 won, down 5,200 won (3.29%).

Among the top 10 stocks by market capitalization, four rose and six declined.

Key Points to Watch in the Next Session

In the next trading session, attention is expected to focus on whether the KOSPI can hold the 5,550 level, whether the strength of SK Hynix and Samsung Biologics will continue, and the price movements of major large-cap stocks such as Samsung Electronics.

[This article is intended to provide information for investment reference and does not recommend the purchase or sale of specific stocks. Market conditions may change. Investment decisions and any resulting responsibility rest with the investor.]