4 Severely Flawed Portfolios

 | Oct 23, 2014 06:10AM ET

If you can predict the future with certainty, then stop reading. This article isn’t for you.

But if you’re simply human, like the rest of us, you shouldn’t construct your portfolio as if you’re Nostradamus. After all, the point of a diversified portfolio is to protect us from both known risks and unforeseen outcomes.

The problem is that the financial markets are complex – there are thousands of securities and an infinite number of potential investment allocations. Consequently, many investors struggle to construct sound portfolios.

And worst of all, most do-it-yourself investors only realize their mistakes after suffering debilitating losses. With that in mind, I’ve identified four very common – but misguided – allocations that retail investors gravitate towards.

h3 1. The “Herd Chaser” Portfolio/h3

Buying nothing but the most popular stocks or exchange-traded funds is one of the worst mistakes you can make as an investor – yet it’s also one of the most common.

The thing is, the investing herd might actually be right for a time, which could give you a false sense of confidence. But in the end, the herd will always end up being massively wrong at the worst time.

Indeed, all of the investments in the “herd chaser” portfolio were extremely popular at the beginning of 2014, as you can see by their market capitalizations and fund assets.