The KOSPI surged more than 3% on the 12th, recovering the 2,600 level. Large-cap stocks such as Samsung Electronics and SK Hynix showed broad strength, driving the index higher.

The KOSPI closed at 2,634.85, up 93.24 points (3.68%) from the previous trading day. The upward trend was evident from the start. After opening at 2,551.49, up 9.88 points (0.39%), the index steadily expanded its gains throughout the session. At one point during the day, it soared to 2,665.36, triggering a buy-side circuit breaker on the Korea Exchange at 11:57 a.m. The KOSPI marked its third consecutive session of gains.

■ Semiconductor Stocks Lead Large-Cap Rally

Semiconductor stocks were at the center of the gains among large caps. Samsung Electronics closed at 102,000 won, up 6,000 won (6.25%) from the previous trading day, while SK Hynix closed at 298,000 won, up 15,000 won (5.30%). Samsung Electronics Preferred shares gained 2,300 won (3.22%) to finish at 73,600 won, and SK Square surged 15,400 won (8.36%) to close at 199,600 won.

Samsung Electro-Mechanics also joined the rally, rising 13,800 won (5.78%) to close at 252,500 won. In addition, LG Energy Solution gained 1,000 won (1.12%) to finish at 90,500 won, and Hyundai Motor closed up 1,600 won (1.61%) at 101,000 won. Samsung Life Insurance rose 5,000 won (4.49%) to 116,500 won, and Hanwha Aerospace climbed 27,400 won (5.28%) to 546,000 won.

■ Samsung Biologics Sole Decliner Among Top 10 Large Caps

In contrast, Samsung Biologics was the only decliner among the top 10 stocks by market capitalization. Samsung Biologics finished trading at 592,000 won, down 24,000 won (3.89%) from the previous trading day.

The KOSDAQ also closed higher. The KOSDAQ finished at 905.35, up 1.81 points (0.20%) from the previous session, marking its third consecutive day of gains alongside the KOSPI.

With the KOSPI reclaiming the 2,600 level and even breaching the 2,660 mark intraday, market attention is now focused on whether this upward momentum can be sustained going forward.

[※ This article is for informational purposes only regarding investments, and the final investment decision and responsibility lie with the investor.]