Definition: The DIA -DIAMONDS Trust, Series 1 ETF invest in a basket of Dow Jones Industrial Average stocks that will track the price and performance of the Dow Jones Industrial Average (DJIA) Index. When you purchase DIA ETF, you are buying a way to diversify your portfolio with large cap stocks. You don’t have to purchase the individual stocks of the DOW to get a diversified portfolio of large cap stocks. Purchasing this ETF gives you the exposure you’re seeking.
More Detail: As for the allocation of stocks, industrial metals represents the largest sector the ETF, followed by the hardware and energy sectors. Media and software are the two smallest industries in the fund as they are primarily found in the NASDAQ.