According to Gate market data, the Korea Exchange triggered the KOSPI circuit breaker after KOSPI 200 futures dropped 5%, halting program trading for 5 minutes. The KOSPI index is South Korea's primary stock index, and KOSPI 200 futures are its key derivative.
The circuit breaker is an automated risk control mechanism preset by the exchange, activated when futures prices fall sharply, temporarily suspending program trading to slow market volatility. Such mechanisms are widely used in global markets to prevent systemic risks. This trigger indicates short-term selling pressure in the Korean stock market. Gate's real-time data captured the price anomaly, providing crucial reference for market participants.

