KRX triggers buy-side sidecar as KOSPI surges sharply

South Korea's exchange operator activated a buy-side sidecar mechanism on the KOSPI due to a sharp intraday rise, a circuit-breaker-like halt on rapid upward moves. This indicates extreme bullish momentum in Korean equities, likely driven by external factors or domestic policy news. The activation is a market-structure response, not a fundamental shift, but signals heightened volatility and speculative pressure.

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