On the 9th, as the KOSPI index plunged more than 6%, the Korea Exchange (KRX) triggered a KOSPI sell-sidecar (temporary suspension of program sell quotes).

A digital board in the dealing room at Hana Bank in Jung-gu, Seoul, displays market indicators on the 9th. KOSPI opens at 5,265.37, down 319.50p (5.72%) from the previous session; KOSDAQ at 1,096.48, down 58.19p (5.04%); and the won–dollar rate at 1,492.0 won, up 17.4 won. /Courtesy of News1

The Korea Exchange (KRX) disclosed that around 9:06 a.m. that day, it triggered a sell-sidecar on the KOSPI market. It was the first sell-sidecar on the KOSPI in three trading days since on the 4th.

If the KOSPI 200 futures index falls 5% or more and stays there for 1 minute, program sell quote effectiveness is suspended for 5 minutes.

At the time of activation, the KOSPI 200 futures index was 773.90 points, down 53.75 points (6.49%) from the previous trading day's closing price.

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