5 portfolio time bombs

These common mistakes could send your retirement savings up in smoke. Find a better way to divvy up your investment pie.

Problem
Many funds, little diversification
Owning lots of funds doesn't mean you're diversified. More than half of large-cap growth funds, for example, list Google among their top 10 holdings, according to fund data provider Lipper.

And if you and your spouse each have a 401(k), IRA and brokerage account, chances are your investments suffer from a serious case of asset overlap.

"Investors often stick to the same funds in every account and don't pay attention to the diversification of the total portfolio," says Tom Roseen, a senior research analyst at Lipper.
Hot performers Solution Too little diversification Solution Ignoring your portfolio Solution Being too conservative Solution Company stock Solution
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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.