Mark Zuckerberg's net worth is $108 billion. Here's how the tech mogul, now the world's 10th richest person, built his fortune.

• Mark Zuckerberg is the world's 10th-richest person, worth $108 billion, per Bloomberg estimates.

• The Meta co-founder and CEO famously dropped out of Harvard to work on Facebook.

• Zuckerberg only takes a $1 base salary. Almost all of his wealth comes from Meta stock.

Mark Zuckerberg was once the world's third-richest person. He's now fallen to 10th place, but he's still worth $108 billion, according to estimates by the Bloomberg Billionaires Index.