South Korea Stocks Slide Amid AI Profitability Concerns

South Korean shares fell for a second day on Feb. 6, 2026, as the KOSPI slid 74.43 points, or 1.44 percent, to 5,089.14 amid heavy trading of 738.6 million shares worth 29.4 trillion won. Foreign investors sold a net 3.3 trillion won as concerns over long-term profitability of AI-focused firms and major tech investments prompted profit-taking, pressuring tech stocks and the won.