Visa (NYSE:V) and MasterCard (NYSE:MA) have consistently been winners – until now. Taking many by surprise, both Visa and MasterCard's stock is down in 2014.

In this episode of The Motley Fool's Where the Money Is, Motley Fool financial analysts David Hanson and Tyler Riggs discuss what they consider to be the biggest catalysts for this pause in Visa and MasterCard's otherwise consistently positive performances. For now, it's not a question of the fundamentals of these businesses. So what's threatening them?

David Hanson has no position in any stocks mentioned. Tyler Riggs has no position in any stocks mentioned. The Motley Fool recommends MasterCard and Visa. The Motley Fool owns shares of MasterCard and Visa. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.