Expectations were that billionaires would be the big winners in a Trump America 2.0. Instead their fortunes have plummeted in the first eight weeks. Here are the biggest losers.

Plunging Tesla shares in February shaved tens of billions off Elon Musk’s fortune. And Mark Zuckerberg became the world’s second richest person. Read the full story on Forbes: Subscribe to FORBES: ...

Facebook and Instagram's importance in the media ecosystem has made the decision-making inside Zuckerberg's organizations an ...