The American Express Company, often abbreviated Amex, AmEx, AX or Amexco, is a global provider of financial services based in New York City, USA. The company is best known for its charge card, credit card, and traveler's cheque businesses.
According to American Express's latest financial reports the company has a price-to-book ratio of 6.28. The price-to-book ratio is a way to measure how much the stock market thinks a company is worth compared to how much the company says its assets are worth on paper.