Speculation, (underline speculation), that Warren Buffett could be looking to buy American Express, has been sparked by the company's move this week to make it easier for shareholders to approve a merger or sale.
Instead of a two-thirds vote, only a majority of shareholders would be needed to clear a deal, under a proposal passed at the company's annual meeting.
Buffett's Berkshire Hathaway is already the biggest investor in American Express with almost 152 million shares as of the end of the year, worth about $7.3 billion at today's close of $48.02. Current price: