Learn the difference between a money market account and a mutual fund. This article discusses risk, return, fees, investment time horizon, and more.

Index funds are mutual funds that seek only to mirror the performance of an underlying stock market index — not to outperform it. Millions of investors hold them in their portfolios because they ...

Asset managers are eagerly awaiting an S.E.C. decision that would allow mutual funds to also trade as E.T.F.s — potentially changing how trillions of dollars are invested.

Exchange-traded funds (ETFs) operate like a mutual fund, but trade on an exchange just like a stock. When you invest in an ETF, you gain access to a bundle of investments like stocks or bonds.

Did your mutual fund beat the market last year? The answer isn’t clear, since it depends on how you define “the market.” Consider the nearly 3,900 actively managed U.S. equity mutual funds ...

The answer isn't clear, since it depends on how you define "the market." Consider the nearly 3,900 actively managed U.S. equity mutual funds and exchange-traded funds tracked by investment ...