FXAIX: How the Fidelity 500 Index Fund Fits in a Portfolio

If you want the simplest, cheapest way to own the U.S. stock market inside a Fidelity account, the Fidelity 500 Index Fund (NASDAQ:FXAIX) is the default answer. FXAIX tracks the S&P 500 and has become one of the largest index mutual funds in the country because it solves a single problem cleanly: getting diversified large-cap ... FXAIX: How the Fidelity 500 Index Fund Fits in a Portfolio