Important Notice: The United States officially switches to Standard Time at 2:00 AM on November 2, 2025. The regular trading hours are adjusted to 22:30 to 05:00 Taiwan time.
1. Detailed Explanation of U.S. Stock Market Opening and Closing Rules
The U.S. stock market consists of several independently operated securities exchanges, with the New York Stock Exchange, NASDAQ, and American Stock Exchange being the three major markets. Although each exchange operates independently, their opening and closing times are generally aligned.
Complete Schedule for U.S. Stock Market Opening Hours
In Eastern Time, the market open and close periods include:
Trading Type
Monday to Friday
U.S. Eastern Time
Pre-market trading
4:00 - 9:30
Early setup
Regular trading (main session)
9:30 - 16:00
Main liquidity
After-hours trading
16:00 - 20:00
Extended trading
Basic Market Information
Main Exchanges: NYSE, NASDAQ, AMEX
Trading Currency: USD
Trading Unit: 1 share
Settlement Cycle: T+3
Fees: Manual 1%; Electronic 0.5%-1%
2. Time Schedule for Taiwanese Investors
Since the U.S. observes Daylight Saving Time and Standard Time, while Taiwan remains on standard time year-round, Asian investors need to pay special attention to time differences.
U.S. Daylight Saving Time and Standard Time Periods
Daylight Saving Time: Starts at 2:00 AM on the second Sunday in March and ends at 2:00 AM on the first Sunday in November (clocks move forward 1 hour).
Standard Time: Starts at 2:00 AM on the first Sunday in November and ends at 2:00 AM on the second Sunday in March (clocks move back 1 hour).
Comparison of U.S. Market Hours and Taiwan Local Time
Trading Session
U.S. Eastern Time
Taiwan Time (Daylight Saving)
Taiwan Time (Standard)
Pre-market
4:00~9:30
16:30~21:30
17:00~22:30
Regular
9:30~16:00
21:30~4:00
22:30~5:00
After-hours
16:00~20:00
4:00~8:00
5:00~9:00
Investors should adjust their trading schedules seasonally to avoid missing opportunities due to time differences.
3. Complete Dates for U.S. Stock Market Holidays in 2025 and 2026
The U.S. securities exchanges observe holidays with market closures or early closings. Investors must be aware of these dates for strategic planning.
2025 U.S. Market Holidays
Date
Holiday
Market Status
Jan 1
New Year’s Day
Closed all day
Jan 20
Martin Luther King Jr. Day
Closed all day
Feb 17
Washington’s Birthday
Closed all day
Apr 18
Good Friday
Closed all day
May 26
Memorial Day
Closed all day
Jun 19
Juneteenth
Closed all day
Jul 3
Day before Independence Day
Closes 3 hours early
Jul 4
Independence Day
Closed all day
Sep 1
Labor Day
Closed all day
Nov 27
Thanksgiving
Closed all day
Nov 28
Day after Thanksgiving
Closes 3 hours early
Dec 24
Christmas Eve
Closes 3 hours early
Dec 25
Christmas
Closed all day
2026 U.S. Market Holidays
Date
Holiday
Market Status
Jan 1
New Year’s Day
Closed all day
Jan 19
Martin Luther King Jr. Day
Closed all day
Feb 16
Washington’s Birthday
Closed all day
Apr 3
Good Friday
Closed all day
May 25
Memorial Day
Closed all day
Jun 19
Juneteenth
Closed all day
Jul 3
Independence Day (July 4 falls on Saturday, observed on Friday)
Closed all day
Sep 7
Labor Day
Closed all day
Nov 26
Thanksgiving
Closed all day
Nov 27
Day after Thanksgiving
Closes 3 hours early
Dec 24
Christmas Eve
Closes 3 hours early
Dec 25
Christmas
Closed all day
4. Overview of the Three Major U.S. Stock Exchanges
New York Stock Exchange (NYSE)
As one of the world’s largest stock exchanges, NYSE lists over 3,500 securities by market capitalization. While electronic trading has become mainstream, floor trading still plays a role in price setting and large institutional transactions.
NASDAQ Stock Market
NASDAQ is the world’s first electronic securities market, with all trading conducted via phone and internet, without a physical trading floor. It is renowned for listing high-tech companies like Microsoft, Apple, and other tech giants.
American Stock Exchange (AMEX)
The third-largest U.S. trading platform mainly features small- and mid-cap stocks. It is also the only exchange that can trade stocks, futures, and derivatives simultaneously. After being acquired by NYSE in 2008, it was renamed NYSE American.
5. Major Global Stock Markets Opening Times
To stay informed about international market movements, investors should also understand the opening hours of other major exchanges.
Exchange
Trading Hours
Taiwan Local Time
China Securities Exchange
9:30~11:30 13:00~15:00
9:30~11:30 13:00~15:00
Tokyo Stock Exchange (Japan)
9:00~11:30 12:30~15:00
8:00~10:30 11:30~14:00
London Stock Exchange (UK)
8:00~16:30
16:00~00:30
Hong Kong Exchanges
9:15~16:00
9:15~16:00
Toronto Stock Exchange
9:30~16:00
22:30~05:00
Deutsche Börse (Germany)
8:00~22:00
15:00~5:00
Australian Securities Exchange
10:00~16:00
8:00~14:00
Understanding U.S. market hours and global exchange schedules is crucial for Taiwanese investors planning international portfolios.
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2025-2026 US Stock Market Trading Hours Complete Guide | Essential Trading Sessions and Market Holidays for Taiwanese Investors
Important Notice: The United States officially switches to Standard Time at 2:00 AM on November 2, 2025. The regular trading hours are adjusted to 22:30 to 05:00 Taiwan time.
1. Detailed Explanation of U.S. Stock Market Opening and Closing Rules
The U.S. stock market consists of several independently operated securities exchanges, with the New York Stock Exchange, NASDAQ, and American Stock Exchange being the three major markets. Although each exchange operates independently, their opening and closing times are generally aligned.
Complete Schedule for U.S. Stock Market Opening Hours
In Eastern Time, the market open and close periods include:
Basic Market Information
2. Time Schedule for Taiwanese Investors
Since the U.S. observes Daylight Saving Time and Standard Time, while Taiwan remains on standard time year-round, Asian investors need to pay special attention to time differences.
U.S. Daylight Saving Time and Standard Time Periods
Comparison of U.S. Market Hours and Taiwan Local Time
Investors should adjust their trading schedules seasonally to avoid missing opportunities due to time differences.
3. Complete Dates for U.S. Stock Market Holidays in 2025 and 2026
The U.S. securities exchanges observe holidays with market closures or early closings. Investors must be aware of these dates for strategic planning.
2025 U.S. Market Holidays
2026 U.S. Market Holidays
4. Overview of the Three Major U.S. Stock Exchanges
New York Stock Exchange (NYSE)
As one of the world’s largest stock exchanges, NYSE lists over 3,500 securities by market capitalization. While electronic trading has become mainstream, floor trading still plays a role in price setting and large institutional transactions.
NASDAQ Stock Market
NASDAQ is the world’s first electronic securities market, with all trading conducted via phone and internet, without a physical trading floor. It is renowned for listing high-tech companies like Microsoft, Apple, and other tech giants.
American Stock Exchange (AMEX)
The third-largest U.S. trading platform mainly features small- and mid-cap stocks. It is also the only exchange that can trade stocks, futures, and derivatives simultaneously. After being acquired by NYSE in 2008, it was renamed NYSE American.
5. Major Global Stock Markets Opening Times
To stay informed about international market movements, investors should also understand the opening hours of other major exchanges.
Understanding U.S. market hours and global exchange schedules is crucial for Taiwanese investors planning international portfolios.