Warren Buffett "knows and loves" American Express and would come to its rescue if needed, suggests Barron's this weekend.
But the bullish article by Andrew Bary headlined American Express: Nowhere Near Its Credit Limitargues that American Express probably won't need to call on Buffett for help, because it has enough cash to get through the tough times to come.
Buffett's Berkshire Hathaway is already the biggest shareholder in AmEx with 151 million shares, a 13 percent stake. Buffett first invested in the company four decades ago.