3 Things to Know About This Top Warren Buffett Stock

Investors have probably heard of this business, but it's important to gain a better understanding of its operations.Berkshire Hathaway owns dozens of stocks in its gargantuan equities portfolio. While Apple gets a lot of attention, investors can't ignore a business like American Express (AXP -0.62%). This company has been a favorite of the Oracle of Omaha for a very long time. Here are three things you should know about this top Warren Buffett stock. Controlling the entire transactionInvestors are likely fa ...