第一财经

South Korean stock market extends trading hours; concerns about AI, high oil prices, and Fed interest rate hikes pose triple challenges to the Asia-Pacific market

原文:韩国股市延长交易时段,AI担忧、高油价与美联储加息预期三重逆风笼罩亚太市场

Hello! I'm your financial news analysis assistant. Today's big story is simple: in order to attract global investors, the South Korean stock market has decided to extend its trading hours.

This isn't just about opening for a few more hours; it reflects South Korea's ambition to integrate into the global financial community, as well as the complex dynamics of the current global market, which is under the triple pressure of AI advancements, rising oil prices, and the Federal Reserve's interest rate hikes.

Let me first summarize the key points in plain language, and then break down the details for you in five aspects.

📝 Key Points Summary

In one sentence: Starting from September 14th, the South Korean stock market will extend trading hours and add after-hours trading to make it more convenient for European and American investors to buy and sell South Korean stocks, thereby attracting foreign capital.

Background and Current Situation: Although the South Korean stock market has been working on reforms, it comes at a time when the global market is facing many challenges: leaders in the AI industry are calling for a slowdown, oil prices are soaring due to the Middle East situation, and the Federal Reserve is likely to raise interest rates. Despite these challenges, the KOSPI index still fell by 3% on Monday, with tech stocks leading the decline.

Expert Opinion: Although there are short-term pressures, in the long run, Asia (especially South Korea) holds a key position in AI infrastructure, semiconductors, and energy sectors. Additionally, with relatively low valuations, it is still seen as an attractive investment by many international funds.

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🔍 In-Depth Analysis: Five Aspects to Understand the Reform

1. **Why the South Korean Stock Market Needs to “Work Longer Hours” to Attract European and American Investors**

Previously, the South Korean stock market closed at 4 p.m. By that time, Europe was just starting work, and the U.S. market was not yet open. If European or American investors wanted to buy South Korean stocks, they had to wait until the next morning when the market opened, by which time prices might have changed, or they might not have had enough time to make transactions.

Now, the trading hours have been extended to 8 p.m.

  • For European Investors: They can trade South Korean stocks before they finish work (e.g., 4-5 p.m. in London) without having to stay up late.
  • For American Investors: Although the U.S. market doesn't open until 8 p.m., this increases the overlap between the South Korean and global markets, making information exchange smoother.

Simple Explanation: It's like a South Korean restaurant that used to close at 4 p.m. Now it closes at 8 p.m., making it more convenient for European diners and early-rising American diners to visit. South Korea aims to become a “24/7 market” like NASDAQ; this is the first step in that direction.

2. **How Exactly Will the Changes Be Made? From “Fixed Prices” to “Real-Time Trading”**

The reform doesn't just involve longer hours; the trading method is also changing.

  • Previously: After-hours trading (4-6 p.m.) used a “fixed-price” system, where everyone submitted their bid and ask prices, and the system matched them every 10 minutes, settling at a unified price. It was like a market where the owner announced, “In the last ten minutes, all transactions will be at 5 yuan,” regardless of whether you bid 4.9 yuan or 5.1 yuan.
  • Now: It has been changed to a “real-time trading” system. If you bid 5 yuan and someone sells for 5 yuan, the transaction is immediately completed. It's like regular online shopping, where prices change in real-time, and the first bidder gets the item.

Benefits: Prices are more reflective of current market conditions, and transactions are faster. You can buy or sell immediately in response to sudden news without waiting 10 minutes.

Limitations: Not all stocks are available for trading. ETFs (exchange-traded funds) are temporarily excluded due to concerns about price volatility at night. Only less active stocks or those with special management requirements, as well as most regular stocks, can be traded.

3. **Is It Safe? Three Safety Measures for the “Night Market”**

Many people worry about price manipulation or wild price fluctuations at night. The South Korean exchange has implemented three safety measures:

1. Prohibition of Market Orders: Nighttime orders cannot be placed at any price; only limit orders (e.g., “I want to buy for 50 yuan”) are allowed to prevent sudden price crashes or surges.

2. Price Limits: Nighttime price fluctuations are restricted to within ±30% of the previous day's closing price.

3. Volatility Mitigation Mechanism (VI): If prices fluctuate too sharply, the system automatically pauses trading to calm the market.

Simple Explanation: It's like a nighttime taxi market. During the day, there are many taxis, so prices are flexible. At night, with fewer taxis, to prevent drivers from overcharging or quoting randomly, the platform prohibits market orders and limits prices to a 30% increase from the daytime rate. If traffic (price fluctuations) is too heavy, the platform pauses transactions.

4. **Why Choose This “Tough” Time for the Reform?**

The timing of the reform is indeed not ideal, as the global market is facing three major challenges:

1. AI Growth Concerns: Once, everyone thought AI would grow indefinitely, but now leaders like Anthropic, OpenAI, and Tesla are suggesting a slowdown and greater emphasis on safety. This has scared investors, making them think AI stocks are overpriced and ready for a drop.

2. Rising Oil Prices: The Middle East conflict has pushed oil prices to $107 per barrel, raising inflation and increasing corporate costs, which is negative for the stock market.

3. Federal Reserve Interest Rate Hikes: Inflation in the U.S. is not declining, and the Fed is likely to raise interest rates on Wednesday. Higher interest rates encourage people to save or buy bonds rather than stocks.

Result: On Monday, the South Korean stock market fell by 3%, with chip stocks (SK Hynix, Samsung) suffering the most. This shows that despite the reforms, the global environment is too unfavorable for South Korea to thrive in the short term.

5. **Long-Term Opportunities for the South Korean Stock Market?**

Despite the short-term decline, many international funds (such as Fidelity International) are still optimistic. Why?

  • AI Demand: Although AI growth may slow down, it still relies on semiconductors, servers, and power. South Korea is a major producer of these, so its role in AI development won't stop.
  • Valuations: Compared to the high valuations of U.S. tech stocks, South Korean tech stocks are relatively affordable. If AI demand persists, their current prices are attractive.
  • Reform Benefits: In addition to extended trading hours, South Korea is also implementing other reforms to make it easier for foreign capital to enter and reduce restrictions. These investor-friendly changes are gradually changing the market's image as a difficult investment destination.

Simple Explanation: It's like a restaurant that has seen fewer customers due to bad weather (global market challenges), but its products (semiconductors/AI hardware) are in high demand and cheaper than those of neighboring restaurants (U.S. tech stocks). As long as investors believe the restaurant will improve and the owner has extended trading hours, it remains a viable investment in the long run.

💡 Lessons for Ordinary Investors

1. Don’t Focus Only on Short-Term Fluctuations: The South Korean stock market's decline on Monday was due to global macroeconomic issues, not the failure of the reform. Reforms take time to show results.

2. **Pay Attention to “Infrastructure”: If you’re optimistic about AI, consider countries or companies that provide the necessary infrastructure (like semiconductors). These are the foundational elements of the AI era.

3. Be Cautious of Volatility: Although the South Korean stock market has long-term potential, it is highly susceptible to short-term impacts from oil prices, interest rates, and AI sentiment. Be prepared for larger fluctuations and avoid chasing market peaks and troughs.

In summary, the South Korean stock market's extended trading hours is an important step towards integrating into the global financial system. Although the current environment is challenging, its strong foundation in the semiconductor industry and its commitment to reform give it a place in global asset allocation.