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Stock Market News — July 07, 2026 — Morning Update — Last 12 Hours (Pacific Time)
Semiconductor stocks plummeted over 1% on the Nasdaq as Samsung's blockbuster earnings sparked fears the AI boom is peaking, while DeepSeek's move to design its own chip rattled Nvidia's dominance. South Korea's KOSPI triggered a circuit breaker amid the selloff, though defense stocks like Saab surg
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