The Kospi Index plunged 12% — following a 7.2% drop on Tuesday — as heavyweights Samsung Electronics Co., SK Hynix Inc. and Hyundai Motor Co. tumbled. The rout triggered a 20-minute trading halt early in the Wednesday session. While the conflict has dragged down equities worldwide on concern that higher oil prices will stoke inflation, Korea’s losses have been exacerbated by a record build-up of margin debt.
Source: Panic Sweeps Korean Stocks in Biggest One-Day Crash on Record