Sidebar orders and circuit breakers triggered 5 times this year alone, volatility surges
Circuit breakers and sidebar orders were triggered in succession on the KOSPI and KOSDAQ, suspending trading several times. According to Korea Exchange data, on the KOSPI this year, 1-level circuit breakers were triggered 5 times, and the range of index fluctuations rose to its highest level since the financial crisis.

Circuit breakers and sidebar orders were triggered in succession on the KOSPI and KOSDAQ, repeatedly suspending investor trading. As market safety measures became more frequent, intraday trading flows were interrupted several times.
According to the Korea Exchange, the KOSPI was, as of 11 a.m. that day, 8,274.02 down 2.39% from the previous day. The index fluctuated widely during intraday trading.
At the same time, the KOSDAQ stood at 933.40, up 1.88%. The KOSDAQ rose as much as 4.29% at one point during intraday trading.
According to figures compiled by the Korea Exchange, 1the circuit breaker was triggered 5times in the KOSPI market this year. The triggering dates were 3 month 4 and 3 month 9, 6 month 8, 6 month 23, 6 month 26.
The circuit breaker system has been triggered a total of 2000 times since its introduction in 11, and the number of triggers this year is close to half of the total. Since the beginning of this year, the number of market safety mechanism activations has been recorded at levels exceeding or approaching those seen during past financial crises.
The exchange has recorded that the safety mechanisms were activated in response to market conditions. The successive activations appear to have been driven by intraday volatility becoming concentrated over a short period.
Sources: 파이낸셜뉴스 증권
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