Mark Zuckerberg — Net Worth and Career Earnings
Mark Zuckerberg has an estimated net worth of $215 billion as of May 2026 according to the Bloomberg Billionaires Index, driven almost entirely by his approximately 13% stake in Meta Platforms — the company he co-founded in a Harvard dormitory in February 2004 as Facebook. Meta's 2024 annual revenue of $164 billion, verified through SEC filings, reflects the extraordinary commercial power of the advertising ecosystem he built across Facebook, Instagram, WhatsApp and Threads.
Zuckerberg's financial trajectory has been defined by the dramatic arc of Meta's share price — his net worth fell by over $70 billion during the metaverse pivot period of 2021-2022 before recovering spectacularly as he refocused the company on AI infrastructure and advertising efficiency. His decision to open-source Meta's Llama AI models — making them freely available to researchers and developers — was one of the most consequential strategic moves in the AI era, positioning Meta as the primary alternative to OpenAI in the enterprise AI market.
Zuckerberg pays himself a nominal $1 annual salary, with his wealth derived entirely from share value appreciation. He and his wife Priscilla Chan have pledged to give away 99% of their Facebook shares over their lifetimes through the Chan Zuckerberg Initiative, which focuses on education, science and justice. He has also become known for his commitment to mixed martial arts training, competing publicly in jiu-jitsu tournaments — an unexpected dimension of his public persona that generated significant attention in 2023-24.