Even folks new to investing have probably heard someone mention index funds. But what are they and how do they work? This article explores index funds in detail to help you understand how they work, ...

Index funds are a type of mutual fund or exchange-traded fund (ETF) that aims to replicate the performance of a specific market index such as the S&P 500. Unlike actively managed funds, where fund ...

Today’s column addresses three questions. First, to what extent do the portfolios of index funds behave differently from benchmarks that they emulate? That is, before expenses are considered, how ...

In 1976, Jack Bogle, the founder of Vanguard, created the first index fund to provide a low-cost investing method that valued the investor's interest over the company's. Index funds track the ...

Why struggle to find a needle in a haystack when you can buy the haystack? That was Vanguard founder Jack Bogle's argument for indexing nearly half a century ago when he launched the first index fund ...

When you buy shares in an index fund — which is a selection of assets that track a certain index — you get the diversification of all those different stocks, right? Kind of. With the rise in ...

How much of the S&P 500 does Nvidia (NVDA 0.01%) make up and how exposed are you through your S&P 500 index fund? Theoretically, all S&P 500 index funds should have the same proportions of assets ...