The Vanguard Total Stock Market ETF invests in every single stock listed on American exchanges, so it has over 3,500 holdings. A high degree of diversification can be a double-edged sword because it ...

Market-making firms in the $13 trillion exchange-traded fund industry may come under strain amid a potential wave of new ...

Analysts are getting more optimistic about hydrogen fuel cell technology. Plug Power aims to expand its availability, but it faces an uncertain future. 10 stocks we like better than Plug Power › ...

Micron Technology is set to report earnings after the market closes Wednesday, with traders expecting a big move in the memory chip maker's stock.