How Samsung's 7.7% plunge sparked a 5% Kospi slide and tech jitters — Market Wrap Jul 7, 2026

7horns.ai Daily Briefing EN · Jul 7, 2026 · 2m

Today's AI insights from 7horns.ai reveal a turbulent market start with the Kospi plunging 5%, led by Samsung Electronics' sharp 7.7% drop amid a broad reassessment of AI valuations. Asian markets struggled overnight, with Japan's Nikkei falling up to 2.1%, reflecting global tech sector pressure. In U.S. pre-market trading, the Nasdaq 100 slid nearly 1%, dragged by the chip selloff, while the Dow Jones edged up 0.2%, continuing the rotation into value stocks. Notably, Microsoft rebounded 1.51% after Monday's dip post-job cut announcement, and Tesla gave back just over 1% following a strong 7%…