There are about 7,679 listed companies in the American stock market, and the total number of shares is about 2 1258 1 1 1,000 shares. There are three major stock exchanges in the United States, including new york Stock Exchange (NYSE), American Stock Exchange (AMEX) and Nasdaq Stock Market. Among them, new york Stock Exchange has the largest number of listed companies, about 3,459, while Nasdaq Stock Market has about 3 159. Us stocks, that is, the us stock market. Opening hours: daylight saving time is adopted in the United States from the second Sunday in March to the first Saturday in June, 165438+, during which the trading hours are 265438+ Beijing time from 0: 30 pm to 4: 00 am the next day. However, from early June 165438+ to early March, the trading time is from 22: 30 pm Beijing time to 5: 00 am the next day.