The Rich Got Richer During COVID-19. Here’s How American Billionaires Performed By: TalkMarkets January 01, 2021 at 21:30 PM EST In a year defined by a global pandemic, many of the wealthiest people in the U.S. saw their wealth grow substantially. Read More >> Related Stocks: Alphabet-A Alphabet-C Amazon.com Berkshire Hathaway Berkshire Hathaway Facebook Microsoft Nike Inc Oracle Corp Tesla, Inc. Wal-Mart Stores, Inc.