South Korea launches emergency market bailout

South Korea has ramped up market stabilization measures after consecutive sharp falls in its stock market, planning to restrict retail investors' access to leveraged exchange-traded funds and establish a legal basis for regulators to take emergency market stabilization actions. The policy is directly targeted at the volatility amplification effect brought by single-stock leveraged products.

According to Bloomberg, South Korean Finance Minister Koo Yun Cheol chaired an emergency market meeting on Wednesday, and financial regulators unanimously agreed that concentrated trading of single-stock leveraged products has exacerbated market volatility. The government plans to set a cap on the proportion of leveraged ETFs in retail investors' investment portfolios and raise transaction costs.

The South Korean Ministry of Economy and Finance stated that the authorities will also refer to overseas practices including Hong Kong's flexible leverage system to promote the establishment of a legal basis for emergency market intervention. Seoul will implement round-the-clock market monitoring at the highest alert level.

Market turmoil has had a significant impact on investor assets. South Korea's benchmark Kospi index has fallen by about 40% from its June high. The decline deepened on Wednesday after SK Hynix released weaker-than-expected results, as market doubts over the artificial intelligence investment boom rose and triggered accelerated selling by retail investors. South Korea's stock market triggered a full-market circuit breaker for the second consecutive day.

Regulation Targets Concentrated Trading of Leveraged Products

The core of the South Korean government's recent policy adjustment is to reduce the amplification effect of highly leveraged products on retail trading behavior and market volatility.

The Ministry of Economy and Finance pointed out in a post-meeting statement that participants agreed that concentrated trading of single-stock leveraged products has driven up market volatility, so swift and decisive response measures will be taken. The proposed restrictions include setting a fixed proportional cap on retail investors' leveraged ETF exposure in their total investment portfolios, while raising relevant transaction costs.

This arrangement means that the regulatory direction is not limited to providing liquidity support when the market plummets, but attempts to start from the trading structure to reduce the possibility of concentrated position liquidation or chasing up and selling down triggered by high-risk leveraged products during periods of market volatility.

Emergency Stabilization Measures to Be Backed by Law

In addition to tightening the rules for leveraged ETF participation, South Korea also plans to establish a clearer legal basis for regulators' emergency market stabilization measures.

The Ministry of Economy and Finance stated that the authorities will draw on overseas precedents, including Hong Kong's flexible leverage system. The statement did not disclose the specific legislative timetable or details of the measures, but emphasized that regulators need to have institutional tools to take emergency actions when market pressure intensifies.

The South Korean government also stated that it will maintain round-the-clock market monitoring under the highest level of alert. For investors, this shows that regulators have regarded the recent market volatility as a risk event that requires cross-departmental coordinated response, rather than a short-term adjustment of a single company or sector.

SK Hynix's Underperforming Results Exacerbate Market Pressure

The round of selling accelerated further on Wednesday, with one of the triggers being SK Hynix's reported results that fell short of market expectations.

The performance made the market re-evaluate the sustainability of the artificial intelligence investment boom, and deepened investors' concerns about the overcrowding of related transactions. Against this backdrop, retail selling accelerated, and South Korea's stock market triggered a full-market circuit breaker for the second consecutive trading day.

The Kospi has fallen by about 40% from its June high. The sharp pullback of the index not only reflects the rapid decline in market risk appetite, but also highlights the impact of leveraged trading and concentrated retail behavior on price volatility during the sharp fall phase.

Market Focuses on Policy Implementation Strength and Trading Behavior Changes

In the short term, the focus of the South Korean market will shift to the specific rules and implementation pace of restricting leveraged ETFs, as well as the legal advancement of the emergency stabilization mechanism.

Raising transaction costs and restricting portfolio exposure may directly change the size of funds and trading frequency of retail investors participating in leveraged products. At the same time, continuous high-level market monitoring and emergency intervention authorization arrangements will become important policy tools for South Korean authorities to cope with subsequent market pressures.

This article does not constitute personal investment advice, does not represent the position of the platform. The market is risky, and investment requires caution. Please make independent judgments and decisions.

This article is from the WeChat Official Account "Wall Street CN", Author: Bu Shuqing, Published with authorization from 36Kr.