Three Major US Stock Markets: A Comprehensive Guide
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The United States stock market is one of the most robust and influential in the world. It's home to three major stock exchanges that play a crucial role in the global financial landscape. In this article, we'll delve into the three major US stock markets: the New York Stock Exchange (NYSE), the NASDAQ, and the American Stock Exchange (AMEX). We'll explore their unique characteristics, trading hours, and the types of companies listed on each.
The New York Stock Exchange (NYSE)
Established in 1792, the NYSE is the oldest and most famous stock exchange in the United States. It's located in the heart of New York City and is known for its iconic trading floor. The NYSE is home to some of the world's largest and most influential companies, including Apple, Microsoft, and General Electric.
Trading Hours: The NYSE operates from 9:30 AM to 4:00 PM Eastern Time on weekdays.

Characteristics:
- The NYSE is a physical exchange, meaning traders gather on the trading floor to buy and sell stocks.
- It's known for its strict listing requirements, which ensure that only the most reputable companies are listed.
- The NYSE is a primary market, meaning it's where new stocks are issued and sold for the first time.
The NASDAQ Stock Market
The NASDAQ Stock Market, or simply NASDAQ, is the second-largest stock exchange in the United States. It was established in 1971 and is known for listing technology companies. The NASDAQ is a global electronic marketplace that operates on a decentralized network of computers.
Trading Hours: The NASDAQ operates from 9:30 AM to 4:00 PM Pacific Time on weekdays.
Characteristics:
- The NASDAQ is a global electronic marketplace, meaning trading is conducted over a network of computers.
- It's known for listing technology companies, such as Apple, Microsoft, and Google.
- The NASDAQ has lower listing requirements compared to the NYSE, making it more accessible for smaller companies.
The American Stock Exchange (AMEX)
The American Stock Exchange, or AMEX, is the smallest of the three major US stock markets. It was acquired by the NYSE in 2008 and is now known as NYSE American. The AMEX primarily lists small-cap companies and is known for its specialized sectors, such as healthcare and real estate.
Trading Hours: The NYSE American operates from 9:30 AM to 4:00 PM Eastern Time on weekdays.
Characteristics:
- The AMEX is a physical exchange, similar to the NYSE.
- It's known for listing small-cap companies and specialized sectors.
- The AMEX has lower listing requirements compared to the NYSE and NASDAQ, making it accessible for smaller companies.
Conclusion
Understanding the three major US stock markets is essential for anyone interested in investing in the stock market. Each market has its unique characteristics and trading hours, making them suitable for different types of investors. Whether you're looking for large-cap companies on the NYSE, technology companies on the NASDAQ, or small-cap companies on the AMEX, these exchanges offer a wide range of investment opportunities.
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