The volatility interruption (VI) is a measure to ease volatility of individual stocks by providing market participants with a short-term cooling-off period (periodic call auction for 2 minutes) in cases of temporary sharp price change due to such factors as errors in order placement process and supply-demand imbalance.
|Dynamic VI||Static VI|
|The price determined immediately before submission of quotation||
The price determined at the last single price auction before placing orders
|Classification||Dynamic VI||Static VI|
|Off-hours Single Price Auction
|KOSPI200 constituents||KOSPI200/100/50, KRX100,Inverse, Bond||3%||2%||3%||10%|
|Others stocks||Leverage, Sector, and foreign indices, commodity index and others||6%||4%||6%|