Exchange-traded funds offer a convenient way to invest in sectors or niches that interest you. If you expect the copper industry to prosper as the global economy gets its legs back and construction and infrastructure projects proliferate, the First Trust ISE Global Copper Index ETF
ETFs often sport lower expense ratios than their mutual fund cousins. The copper ETF's expense ratio -- its annual fee -- is 0.70%. That's a good bit higher than that of many ETFs, but far lower than that of the typical stock mutual fund. Note that the fund is small, so if you're thinking of buying, beware of occasionally large spreads between its bid and ask prices. Consider using a limit order if you want to buy in.
This ETF is too young to have enough of a track record to assess. Even so, 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.
What's in it?
Many major copper companies posted poor performances over the past year, but they could see their fortunes change in the coming years.
Freeport-McMoRan Copper & Gold
Then there are Rio Tinto
The big picture
Demand for copper isn't going away anytime soon. A well-chosen ETF can grant you instant diversification across any industry or group of companies -- and make investing in and profiting from it that much easier.
If you're more interested in gold than copper, check out our special free report, "The Tiny Gold Stock Digging Up Massive Profits," for a compelling candidate for your portfolio.
Longtime Fool contributor Selena Maranjian, whom you can follow on Twitter, holds no position in any company mentioned. Click here to see her holdings and a short bio. The Motley Fool owns shares of Freeport-McMoRan Copper & Gold. The Motley Fool has a disclosure policy.