2025 US Stock Trading Complete Guide: Opening and Closing Times and Holiday Schedule in Korea Time

2026-01-06 17:22:50

Understand the US Stock Trading Hours and Holidays First

If you are investing in US stocks, it is essential to know the trading hours and holiday schedule accurately. The US operates on daylight saving time, and the time difference with Korea is significant. Not knowing the exact trading times can disrupt your investment plans. This article summarizes the trading hours, holiday schedule for 2025, and trading regulations of major US stock exchanges at a glance. Additionally, it provides the trading hours of major global exchanges for reference.

Overview of the Three Major US Stock Exchanges

The US stock market is operated by three exchanges: the New York Stock Exchange(NYSE), NASDAQ(NASDAQ), and the American Stock Exchange(AMEX).

New York Stock Exchange(NYSE) was established in 1792 and boasts the longest history in the world. It is the largest in the world by market capitalization, listing approximately 2,400 companies with a total market cap of about $23 trillion. Traditional large companies such as Berkshire Hathaway, Johnson & Johnson, and Visa are mainly listed here.

NASDAQ(NASDAQ) was founded in 1971 and is the second-largest exchange globally, with many technology companies listed. Apple, Microsoft, Nvidia, and other tech giants are primarily traded here.

American Stock Exchange(AMEX) is one of the three major US exchanges, mainly listing mid-sized and small-cap companies, unlike the large corporations on NYSE.

US Stock Trading Hours in 2025 (Korea Time)

Regular Trading Hours

Trading occurs from 09:30 to 16:00 Eastern Time, which is 23:30 to 06:00 Korea Time. However, from the second Sunday in March to the first Sunday in November, when daylight saving time is in effect, trading hours are moved forward by 1 hour to 22:30–05:00 Korea Time. All three exchanges(NYSE, NASDAQ, AMEX) operate during the same hours.

Exchange	Regular Trading Hours(Eastern Time)	Regular Trading Hours(Korea Time)
NYSE	09:30~16:00	23:30~06:00 (22:30~05:00)*
NASDAQ	09:30~16:00	23:30~06:00 (22:30~05:00)*
AMEX	09:30~16:00	23:30~06:00 (22:30~05:00)*

Pre-market and After-hours Trading

Beyond regular hours, trading opportunities exist. Pre-market hours are from 04:00 to 09:30 Eastern Time, which is 18:00 to 23:30 Korea Time. After-hours trading runs from 16:00 to 20:00 Eastern Time, which is the next day from 06:00 to 10:00 Korea Time. During daylight saving time, these hours are moved forward by 1 hour.

( Trading Regulations Summary

All trades are conducted in US dollars)USD( and are transacted in units of one week. Settlement occurs two business days later, and fees vary by brokerage.

Note that there are no price limit bands on the three major US exchanges. Unlike Korea, rapid price fluctuations may not be immediately responded to, so consider this when planning your trades.

Complete Schedule of US Stock Market Holidays in 2025

Since the US stock market also has holidays, it is important to check them in advance to plan your trading activities.

Date)US Calendar###	Reason for Holiday
January 1(Wed)	New Year’s Day
January 9(Thu)	Former President Jimmy Carter’s National Day of Mourning
January 20(Mon)	Martin Luther King Jr. Day
February 17(Mon)	Presidents’ Day
April 18(Fri)	Good Friday
May 26(Mon)	Memorial Day
June 19(Thu)	Juneteenth Day
July 4(Fri)	Independence Day
September 1(Mon)	Labor Day
November 27(Thu)	Thanksgiving Day
December 25(Thu)	Christmas Day

( Early Closing Schedule

In addition to holidays, some days feature early market close.

Date)US Calendar(	Early Close Reason and Time
July 3)Thu###	Day before Independence Day, closes at 1 PM Eastern Time(Korea Time next day 02:00)
November 28(Fri)	Day after Thanksgiving, closes at 1 PM Eastern Time(Korea Time next day 03:00)
December 24(Wed)	Christmas Eve, closes at 1 PM Eastern Time(Korea Time next day 03:00)

Comparison of Opening and Closing Times of Major Global Exchanges

If you trade stocks outside the US, such as in Korea, Japan, the UK, China, or Hong Kong, it’s helpful to know their trading hours. Note that the London Stock Exchange operates on daylight saving time, and Tokyo, Hong Kong, and Shanghai exchanges have intra-day trading breaks.

Exchange	Local Time	Korea Time
Korea Exchange	09:00~15:30	09:00~15:30
Tokyo Stock Exchange	09:00~15:00(11:30~12:30 Break)	10:00~16:00(12:30~13:30 Break)
London Stock Exchange	08:00~16:30	17:00~01:30(16:00~00:30)*
Hong Kong Stock Exchange	09:30~16:00(12:00~13:00 Break)	10:30~17:00(13:00~14:00 Break)
Shanghai Stock Exchange	09:30~15:00(11:30~13:00 Break)	10:30~16:00(12:30~14:00 Break)

Tips for Managing Trading Hours for Successful Investment

When planning US stock trading, keep a few key points in mind. First, since trading occurs during nighttime Korea time, immediate response to market fluctuations can be challenging. Second, check holidays and early close days in advance to avoid disruptions. Third, be cautious of time changes due to daylight saving time.

Since exchange schedules can change, always verify the latest information before trading.

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