On Jan. 7, Amazon.com Inc. became the world’s largest company by market capitalization. Its rise might make you think today’s biggest technology companies are turning into unstoppable juggernauts of growth, or that turnover at the top is only accelerating. First, consider the history of all the companies that have ranked No. 1 by market size. It’s full of surprises.

Source: Wall Street Journal January 11, 2019 17:03 UTC