The hidden perils of ETFs

You can save money and diversify with these cheap index funds, but watch out for the pitfalls.

3 of 5
BACKNEXT
3. Bid/ask ratio
Bid/ask ratio
You can trade an ETF only if there's another investor willing to deal.

Danger: This isn't a problem with big ETFs, but can add hidden costs to small ones, especially if you trade often. These funds may have high "bid/ask" ratios, meaning you pay a few more cents per share to buy and get a few cents less when you sell. Matt Hougan of IndexUniverse says to avoid trading a fund with a ratio above 0.2%.

NEXT: Premium or discount prices
Last updated March 22 2010: 12:03 PM ET
Email | Print | Share  |  RSS
 
google my aol my msn my yahoo! netvibes
Paste this link into your favorite RSS desktop reader
See all CNNMoney.com RSS FEEDS (close)
More Galleries
8 great summer vacation deals Want the perfect summer getaway? MONEY searched for destinations with balmy weather, unique attractions, fun stuff to do, and great deals from four different categories: beach, mountain, culture and city. More
Best ways to catch up on your retirement savings Even the most financially responsible people make a few mistakes or run into obstacles along the way. These tips -- from cutting taxes to selling securities -- can preserve a safe retirement. More
Nearing retirement? Fortify your finances Your financial goals are within reach. Here are tips and tools to make sure you achieve them. More

Special Offer

Most stock quote data provided by BATS. Market indices are shown in real time, except for the DJIA, which is delayed by two minutes. All times are ET. Disclaimer. Morningstar: © 2018 Morningstar, Inc. All Rights Reserved. Factset: FactSet Research Systems Inc. 2018. All rights reserved. Chicago Mercantile Association: Certain market data is the property of Chicago Mercantile Exchange Inc. and its licensors. All rights reserved. Dow Jones: The Dow Jones branded indices are proprietary to and are calculated, distributed and marketed by DJI Opco, a subsidiary of S&P Dow Jones Indices LLC and have been licensed for use to S&P Opco, LLC and CNN. Standard & Poor's and S&P are registered trademarks of Standard & Poor's Financial Services LLC and Dow Jones is a registered trademark of Dow Jones Trademark Holdings LLC. All content of the Dow Jones branded indices © S&P Dow Jones Indices LLC 2018 and/or its affiliates.