Rough morning: South Korea's KOSPI plunges 12%

The KOSPI fell more than 12% and trading had to be suspended. South Korea's regulator regretted allowing leveraged ETFs on Samsung and SK Hynix.

English · Original discussion in Spanish · Published

South Korea's benchmark index plunged more than 12% and trading had to be suspended due to extreme volatility. The country's regulator has expressed regret over allowing leveraged ETFs that track Samsung and SK Hynix.

## A plunge that forced a trading halt

South Korea's benchmark stock index, the **KOSPI**, fell more than **12%** in a single session, a move that forced the suspension of trading. The drop was so violent and fast that the market stopped trading for a while to try to contain the selling panic. It is unusual to see an entire national index shut down mid-session.

The figure is hard to digest. We are talking about a drop of more than **12%**, a percentage that in any developed market is considered an extreme event. The fact that trading had to be suspended adds another layer of gravity: the control mechanisms were not enough to absorb the pressure.

## Volatility and the regulator's role

Volatility was the direct trigger. When prices move at that estimulante ilegal, trading systems become overloaded and orders are executed in jumps that no one can manage. The suspension is not a punishment, it is a firewall.

South Korea's financial regulator, the **FSC**, has expressed regret over allowing the existence of **leveraged ETFs** that track **Samsung** and **SK Hynix**. It is a rare admission: the authority acknowledges that the product it approved amplified the move instead of absorbing it. Leveraged ETFs multiply daily exposure to the asset they track, so a drop in the underlying becomes a bigger drop for the investor.

## Why it matters beyond Korea

Samsung and SK Hynix are no ordinary companies. They are pillars of the Korean market and central players in the global semiconductor supply chain. A leveraged product on them concentrates risk in very few names, and when those names move, the effect spreads across the entire index.

The episode leaves an uncomfortable question for any regulator: how far can an instrument that amplifies losses be popularized? The FSC has already turned its attention to this. Anyone with exposure to leveraged ETFs on South Korean equities should calmly review their risk profile and, if appropriate, consult a financial advisor.

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Summary of a discussion on Burbuja.info - Foro de economía, actualidad y política., translated from Spanish and reviewed before publication. Read the full discussion (12 replies).

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