Is Apple in Nasdaq index or Dow Jones index or in them both?

Apple is in them both. The Dow Jones Industrial Average is just an index that measures 30 stocks including Apple. Apple is actually traded on the Nasdaq exchange, and is also in the Nasdaq index. read more

The Dow Jones is an 'index', which is designed to show the performance of the stock market. It specifically focuses on 30 large US based companies. When people say 'The Dow is Up', it means that the average stock price of the companies listed in the 'index' has risen, and so the companies are worth more. read more

Remember, although both"the Dow" and the"Nasdaq" refer to market indices, only the Nasdaq also refers to an exchange where investors can buy and sell stock. Furthermore, an investor can't trade the Dow or the Nasdaq indexes because they each represent merely a mathematical average that people use to try and make sense of the stock market. read more