World's Billionaires: Elon Musk Tops the List — August 1, 2026

Elon Musk closed out August 1, 2026 atop the World's Billionaires list, an estimated $377.91B, built primarily on Tesla, SpaceX. Right behind: Michael Dell and Jeff Bezos follow in the next spots, at $303.76B and $289.85B respectively. Combined, the 51 people we track here are worth $3.72T, up $1.99B from the prior session.

Mark Zuckerberg posted the day's biggest gain, adding $1.90B (0.85%) to reach $224.85B (#6). The move traces to Meta Platforms (META), which climbed 3.28% on the day — most of a billionaire's daily swing simply follows their main stock's share price.

On the other side, Michael Dell took the day's steepest loss, down $1.95B (0.64%) to $303.76B (#2). The move traces to Dell Technologies (DELL), which climbed 0.14% on the day — most of a billionaire's daily swing simply follows their main stock's share price.

Among the 7 Indian billionaires we track, Mukesh Ambani stays on top at $80.82B. Mukesh Ambani was the day's biggest move in that group, down $6.90M (0.01%) to $80.82B.

Among the 11 women we track, Alice Walton stays on top at $105.60B. Alice Walton was the day's biggest move in that group, down $135.00M (0.13%) to $105.60B.

Among the 8 billionaires under 45 we track, Mark Zuckerberg stays on top at $224.85B. Mark Zuckerberg was the day's biggest move in that group, up $1.90B (0.85%) to $224.85B.