1. Dow Jones Industrial Average (DJIA): This is the most widely known Dow Jones index, including the stocks of 30 large American companies, representing the performance of the American industrial sector. These companies are selected based on their industry representativeness, financial status, profitability and stock price volatility.
2. Dow Jones Transportation Average Index (DJTA): This is a stock index including 20 major transportation companies in the United States, which is used to measure the performance of the transportation industry in the United States. These companies include railway, aviation, sea transportation and truck transportation.
3. Dow Jones Public Utilities Average (DJUA): This is a stock index including 65,438+05 major American public utilities companies, which is used to measure the performance of American public utilities. These companies include various public utilities, such as electricity, natural gas, water and telecommunications.
The Dow Jones index has a high reference value in the financial market and is widely used as a benchmark to measure market sentiment and portfolio performance. Investors, analysts and the media usually pay attention to the changes in the Dow Jones index to understand the market trends and changes in the investment environment.
It should be noted that although the Dow Jones index has a high reputation, it cannot fully reflect the performance of the entire US stock market. Other well-known American stock indexes, such as the Standard & Poor's 500 Index and the Nasdaq Composite Index, are generally considered to be more representative and extensive.