What Time Does The Stock Market Close In California?

As a major hub of finance and technology, California is home to many active stock traders and investors. Knowing the closing time for stock trading is key for buying and selling at desired prices.

If you’re short on time, here’s a quick answer to your question: The major stock exchanges close trading at 1:00 pm Pacific Time each weekday in California.

Official Closing Times for Key Stock Exchanges


The New York Stock Exchange (NYSE) is one of the largest and most well-known stock exchanges in the world. It operates from Monday to Friday, with trading hours starting at 9:30 am Eastern Time and ending at 4:00 pm Eastern Time.

This means that the stock market officially closes at 4:00 pm in California, as California is in the Pacific Time Zone which is three hours behind Eastern Time.


The Nasdaq Stock Market is another major exchange where many technology and growth stocks are listed. Similar to the NYSE, Nasdaq trading hours also start at 9:30 am Eastern Time. However, the closing time for the Nasdaq is slightly different.

The regular trading session ends at 4:00 pm Eastern Time, just like the NYSE.


The American Stock Exchange (AMEX), now known as NYSE American, is a smaller stock exchange that primarily lists small and mid-cap companies. AMEX trading hours also align with the NYSE and Nasdaq, starting at 9:30 am Eastern Time and closing at 4:00 pm Eastern Time.

It’s important to note that after-hours trading may occur on certain exchanges, allowing investors to trade securities outside of regular trading hours. However, the official closing time for the stock market in California remains at 4:00 pm Eastern Time.

For more detailed information about stock market closing times, you can visit the official websites of the respective stock exchanges:

Impact of Time Zones on Trading Hours

The stock market closing time can vary depending on the time zone in which it operates. In California, the stock market follows the Pacific Time Zone, which is GMT-7 during standard time and GMT-8 during daylight saving time.

Understanding the impact of time zones is crucial for investors, as it determines when they can buy and sell stocks.

Pacific Time Zone

The Pacific Time Zone is the time zone in which the stock market in California operates. During standard time, the stock market in California closes at 1:00 PM PST (4:00 PM EST) on weekdays. However, during daylight saving time, which typically starts in March and ends in November, the market closes at 1:00 PM PDT (4:00 PM EDT) to align with the Eastern Time Zone.

The time difference between the Pacific Time Zone and the Eastern Time Zone can have a significant impact on trading. Traders in California have the advantage of being able to react to news and events that occur during the trading day on the East Coast.

This can be particularly beneficial for investors who trade in stocks that are influenced by events happening in Eastern markets.

Mountain Time Zone

While California follows the Pacific Time Zone, it is worth mentioning that other states in the western United States, such as Arizona, follow the Mountain Time Zone. In Arizona, the stock market closes at 1:00 PM MST (3:00 PM EST) during standard time.

However, Arizona does not observe daylight saving time, so the closing time remains the same throughout the year.

Daylight Saving Time

Daylight saving time is a seasonal adjustment that is made to the clocks to extend the evening daylight hours. During daylight saving time, the closing time of the stock market in California is delayed by one hour, as it aligns with the Eastern Time Zone.

This adjustment can affect trading strategies and the timing of trades.

It is important for investors to be aware of the time zone changes and daylight saving time adjustments when trading in the stock market. Staying informed about these changes can help investors make well-informed decisions and take advantage of market opportunities.

Extended and After-Hours Trading in California

Pre-Market Trading

Pre-market trading refers to the trading activity that occurs before the official opening of the stock market. In California, the pre-market trading session typically starts at 4:00 a.m. Pacific Time. During this period, investors can place orders and execute trades, but it is important to note that the volume and liquidity in pre-market trading are generally lower compared to regular market hours.

Pre-market trading can be a valuable opportunity for investors to react to news or events that occur outside of regular trading hours. It allows them to take advantage of any price fluctuations that may occur before the market officially opens.

However, it is worth mentioning that pre-market trading carries higher risks due to the lower liquidity and potential for increased volatility.

After-Hours Trading

After-hours trading refers to the trading activity that takes place after the regular market hours. In California, after-hours trading typically starts at 1:00 p.m. Pacific Time and continues until 8:00 p.m. Pacific Time.

During this period, investors have the opportunity to buy or sell stocks outside of the normal trading hours.

After-hours trading can offer advantages for investors who are unable to participate in regular market hours due to work or other commitments. It provides a chance to react to news events or earnings reports that are released after the market closes.

However, it is important to note that after-hours trading carries additional risks, including lower liquidity and wider bid-ask spreads.

Electronic Communication Networks

Electronic Communication Networks (ECNs) play a significant role in facilitating extended and after-hours trading. ECNs are electronic trading platforms that connect buyers and sellers directly, bypassing traditional exchanges.

They provide investors with access to extended trading hours and the ability to trade outside of regular market hours.

ECNs offer increased flexibility and transparency in trading, and they can be accessed by both individual investors and institutional investors. They provide real-time quotes, allow for immediate trade execution, and often offer lower trading costs compared to traditional exchanges.

Some popular ECNs include Nasdaq’s Inet, NYSE Arca, and BATS Global Markets.

For more information on extended and after-hours trading in California, you can visit the NYSE website or consult with your brokerage firm for specific trading hours and regulations.

How Trading Hours Affect California Investors

For California investors, understanding the trading hours of the stock market is crucial. The stock market in California follows the Pacific Time Zone. It opens at 6:30 AM and closes at 1:00 PM Pacific Time.

These hours differ from the regular trading hours in other parts of the country, which can have a significant impact on California investors.

Daily Trading Strategies

The unique trading hours in California require investors to adapt their daily trading strategies. Since the market closes earlier, California investors need to make quick decisions and take advantage of the limited trading time.

They may have to wake up earlier than investors in other time zones to monitor their portfolio and execute trades before the market closes.

California investors also need to consider the impact of pre-market and after-hours trading. While the regular trading hours in California are limited, pre-market and after-hours trading provide additional opportunities for investors to react to news events and make informed decisions.

Reacting to News Events

Being aware of the market’s closing time in California allows investors to react swiftly to news events. They can analyze the impact of news releases and economic reports that are released during the trading day.

By understanding the closing time, investors can react promptly to any significant developments in the market and adjust their portfolio accordingly.

Investors can also use after-hours trading to respond to news events. After-hours trading provides the opportunity to trade when news breaks outside of regular trading hours, allowing investors to take advantage of any market-moving information.

Portfolio Diversification

Knowing the stock market’s closing time in California is essential for portfolio diversification. California investors can use the earlier market close to their advantage by diversifying their investments across different time zones.

By investing in companies listed on different stock exchanges, such as the New York Stock Exchange or international exchanges, investors can spread their risk and potentially benefit from market movements outside of California’s trading hours.

Furthermore, California investors can also invest in other asset classes, such as bonds or commodities, that have different trading hours than the stock market. By diversifying their portfolio across various asset classes and time zones, investors can mitigate risk and potentially maximize returns.

Understanding how trading hours affect California investors is vital for successful investing. By adapting their trading strategies, reacting to news events, and diversifying their portfolios, California investors can navigate the stock market effectively and make informed investment decisions.

Resources for Tracking Stock Market Hours

When it comes to investing in the stock market, it is essential to know the trading hours to make informed decisions. If you’re in California and wondering what time the stock market closes, there are various resources available to help you stay updated. Here are some reliable options:

Exchange Websites

Exchange websites are a go-to source for tracking stock market hours. They provide accurate information on trading hours, including when the market opens and closes. The two primary stock exchanges in the United States are the New York Stock Exchange (NYSE) and the Nasdaq Stock Market.

Their websites offer comprehensive trading hours and additional data on market holidays and closures. You can visit their official websites at:

Online Brokerages

Many online brokerages provide real-time trading information, including market hours. These platforms not only allow you to trade stocks but also offer valuable resources to help you stay informed. Many online brokerages have their own websites and mobile apps where you can access trading hours, historical data, and other market-related information.

Some popular online brokerages include E*TRADE, TD Ameritrade, and Charles Schwab.

Trading Apps

If you prefer to track stock market hours on the go, trading apps can be a convenient option. These apps are designed to provide real-time market data and allow you to monitor your investments from your mobile device.

Many trading apps offer customizable alerts for market hours, price fluctuations, and news updates. Some well-known trading apps include Robinhood, Fidelity, and Interactive Brokers.

By utilizing these resources, you can easily stay informed about stock market hours in California and make informed investment decisions. Remember, staying updated on trading hours is crucial, as it allows you to take advantage of potential market opportunities and manage your investments effectively.


While the major stock exchanges close trading at 1:00 pm Pacific Time, extended hours trading allows California investors to buy and sell securities outside of normal market hours. Tracking tools and adjusting strategies based on trading hours can lead to greater success.

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