Who is popular today?

Virgin Galactic’s stock took a nosedive Friday after chairman Chamath Palihapitiya cashed out his personal stake for about $213 million. Shares in Richard Branson’s space-exploration firm tumbled 21 percent to a low of $23.95 after Palihapitiya, a prominent venture capitalist, revealed that he dumped the last 6.2 million shares in his personal portfolio. The stock...