Exchange-traded funds offer a convenient way to invest in sectors or niches that interest you -- or in broad swathes of the market. Simple S&P 500 index funds have outperformed most managed mutual funds over many years, but the cleverly tweaked Rydex S&P 500 Equal Weight
The basics
ETFs often sport lower expense ratios than their mutual fund cousins. The Rydex ETF's expense ratio -- its annual fee -- is a relatively low 0.40%. It's true that some S&P 500 funds have fees below 0.10%, but based on past performance, this 0.40% might be worth it. The Rydex ETF has outperformed its benchmark, the conventional S&P 500 fund, by holding its 500 components in roughly equal proportions, instead of weighting them by market cap.
Over the past five years, the Rydex ETF averaged 4.4% annually, beating the S&P 500 index's average return of 2.5%. Over the past three years, its 4.7% average topped the S&P 500's 0.4%. As with most investments, we can't expect outstanding performances in every quarter or year. Investors with conviction need to wait for their holdings to deliver. With a low turnover rate of 20%, this fund isn't frantically and frequently rejiggering its holdings, as many funds do.
What's in it?
Several of this ETF's components made strong contributions to its performance over the past year. Netflix
Those companies happen to be among the ETF's top 25 holdings, which is not the case with traditional S&P 500 index funds. The top 25 holdings of the SPDR S&P 500
Other companies didn't add much to the Rydex ETF's returns last year, but could have an effect in the years to come. SUPERVALU
The big picture
A well-chosen ETF can grant you instant diversification across the whole market -- and make investing in and profiting from stocks that much easier.
ETFs can help you find the way to better investing results. To find some great ETF investing ideas, take a look at The Motley Fool's special free report, " 3 ETFs Set to Soar During the Recovery ."