Nvidia Lacks Clear Successor for Superstar CEO Who Built Company

Nvidia Corp.’s Jensen Huang, the longest-serving chief executive officer in Silicon Valley, was recently asked how he’s managed to stay in the job more than three decades.

“The secret for being CEO for this long is, one: Don’t get fired. And then, two: Don’t get bored,” the 62-year-old said during a company event in Las Vegas earlier this month.

Huang, who built Nvidia into a chip powerhouse and the world’s most valuable company, is unlikely to be fired anytime soon. He also shows no signs of losing interest in the job: The tireless executive crisscrosses the globe evangelizing ...