Mark Zuckerberg Meta Stock Plunge: Mark Zuckerberg Loses Over $18 Billion in Net Worth 7 days ago Mark Zuckerberg's net worth plunged by $18 billion on Thursday following the CEO's comments on Meta's earnings release, and the… Facebook stock surges as Mark Zuckerberg makes light of Apple privacy clampdown 3 years ago Facebook shares bounced Friday after Mark Zuckerberg made light of the danger that the social media monster faces in an…