Samsung Electronics (005930) · SK Hynix (000660)

The Bullish Momentum: KOSPI 6,700 Breakout in Sight

The South Korean equity market is witnessing an unprecedented rally as the benchmark index, the Korea Composite Stock Price Index (KOSPI), inches closer to the psychologically significant 6,700-point threshold. On April 28, 2026, the KOSPI closed at a record high of 6,641.02, up 25.99 points or 0.39% from the previous session. Market analysts are increasingly focused on the potential for a KOSPI 6,700 breakout as early as today, driven by robust institutional buying and a favorable global macroeconomic environment.
According to data from Naver Finance and the Korea Exchange (KRX), the market’s upward trajectory has been consistent over the past week, with the index marking record highs for two consecutive trading days. The intraday peak of 6,712.73 during Tuesday’s session suggests that the appetite for domestic stocks remains strong, despite minor profit-taking in the latter half of the day.
Semiconductor Giants Leading the Charge
The primary catalyst for this sustained growth is the semiconductor sector. Samsung Electronics (005930), the heavyweight of the KOSPI, saw its shares rise to 155,600 KRW, marking a gain of 3,000 KRW. Similarly, SK Hynix (000660) continued its meteoric rise, closing at 1,300,000 KRW, up 8,000 KRW. The dominance of these “chip giants” is attributed to the continued global demand for high-bandwidth memory (HBM) and AI-specific hardware, which has significantly bolstered their earnings outlook for the first half of 2026.
Institutional investors have been net buyers for three straight sessions, focusing heavily on technology and export-oriented sectors. This concentration of capital in blue-chip tech stocks provides a solid foundation for the broader market, making the KOSPI 6,700 breakout a plausible milestone for the current week.
AI Integration Drives Tech Sector Growth
Beyond hardware, the software and platform sectors are also contributing to the positive sentiment. NAVER (035420) and Kakao (035720) have seen renewed interest as they integrate advanced generative AI services into their core platforms. NAVER, in particular, has seen a sharp reversal in its stock price trend, closing at 485,000 KRW as investors anticipate strong advertising revenue growth driven by AI-powered personalization.
The KOSDAQ index, however, showed a slight divergence, closing at 1,215.58, down 0.86%. This minor correction in the secondary board suggests a rotation of capital from small-cap growth stocks into large-cap KOSPI leaders as investors seek stability during the KOSPI 6,700 breakout attempt.
Market Outlook and Strategy for KOSPI 6,700 Breakout
As we head into the April 29 trading session, the focus remains on whether the index can sustain its position above the 6,650 level and challenge the 6,700 mark again. Market participants are advised to monitor foreign investor movements closely, as their participation has been a key variable in recent volatility. The current trend suggests that “Buy on Dip” remains a valid strategy for long-term investors targeting the tech sector.
For more detailed analysis and real-time updates on the Korean market, visit kstocks.net. The integration of “K-Value” initiatives and corporate governance reforms continues to support the valuation re-rating of domestic stocks, paving the way for further milestones in 2026.
Data Source: Naver Finance, KRX, Yonhap News Agency.
Disclaimer: Investment in the stock market involves risks, including the loss of principal. The information provided in this article is for informational purposes only and does not constitute financial advice. Investors should conduct their own research or consult with a professional financial advisor before making any investment decisions.
About the Author
Johnny Lee
Seoul-based full-time professional and individual investor with 5 years of active experience in the Korean stock market. My approach combines value investing with medium-term swing trading across a diversified portfolio. In 2025, my personal account delivered a 72.9% return, significantly outperforming the KOSPI benchmark. I started KStocks to bring the Korean investor perspective directly to a global English-speaking audience.
Korean blog: blog.naver.com/taximum | Contact: golchoa@gmail.com