Korean stocks plummet as a warning sign; Nomura: U.S. stocks may face large-scale passive selling of leveraged ETFs.
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The South Korean stock market suffered a "Black Tuesday," with blue-chip giants Samsung Electronics and SK Hynix both plunging over 10%, triggering intraday circuit breakers. While the market is still digesting the sharp volatility, Nomura’s quantitative team warned: The US market may face similar risks. If volatility