Billionaire Warren Buffett bought his first Apple share in 2016, and currently holding $91b in the tech conglomerate. This converted into 43% of the total asset of his Berkshire Hathaway investment portfolio - (VNF)

Stock Market Today: US stocks tumbled as Warren Buffett sells all his stakes in US airlines. Will the U.S. stock market retest bear-market lows put in on March 23? That is perhaps the most prevalent question on Wall Street.

Billionaire investor Warren Buffett believes America eventually will recover from coronavirus crisis, and he seems optimistic about investing in the long-term future of the United States. He tells investors to 'Bet on America,' buying stocks for long-term gain.