South Korea's 2x leveraged ETFs tracking Samsung and SK Hynix crashed over 20% in one day, erasing $1.7 billion in retail investor wealth within two weeks.

A wave of single-stock leveraged exchange-traded funds tied to SK hynix's newly listed US shares is set to hit the market this week, underscoring growing invest

South Korea's 2x leveraged ETFs tracking Samsung and SK Hynix crashed over 20% in one day, erasing $1.7 billion in retail investor wealth within two weeks.