In this video as part of our Ask a Fool series, Motley Fool One advisor Jason Moser takes a question from a Fool reader, who asks, "Why would a winning stock that has had a good run and now makes up a bigger portion of your portfolio, mean that there is a greater risk? Heard this argument on Market Foolery the other day. Doesn't make sense to me."
The best investing approach is to choose great companies and stick with them for the long term. The Motley Fool's free report "3 Stocks That Will Help You Retire Rich" names stocks that could help you build long-term wealth and retire well, along with some winning wealth-building strategies that every investor should be aware of. Click here now to keep reading.