The author and editors take ultimate responsibility for the content. How many stocks do you really need in your portfolio? Although there certainly isn't a single answer to this question ...

Research seems to support a small portfolio of only 10 to 15 stocks, but the hard part is how to select them for optimal performance. How many assets do you need to own in your portfolio such that ...

But what if you want to construct your own portfolio of individual stocks? A debate rages among economists over how many securities you need to get the benefits of diversification. More precisely ...