World's Billionaires: Elon Musk Tops the List — August 5, 2026

Elon Musk closed out August 5, 2026 atop the World's Billionaires list, an estimated $384.54B, built primarily on Tesla, SpaceX. Right behind: Michael Dell and Jeff Bezos follow in the next spots, at $347.09B and $295.23B respectively. Combined, the 51 people we track here are worth $3.85T, up $9.52B from the prior session.

Mark Zuckerberg posted the day's biggest gain, adding $1.80B (0.77%) to reach $235.78B (#6). The move traces to Meta Platforms (META), which fell 0.39% on the day — most of a billionaire's daily swing simply follows their main stock's share price.

On the other side, Steve Ballmer took the day's steepest loss, down $1.52B (0.89%) to $169.11B (#9). The move traces to Microsoft (MSFT), which climbed 1.06% 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 $79.97B.

Among the 11 women we track, Alice Walton stays on top at $105.78B. Alice Walton was the day's biggest move in that group, up $790.00M (0.75%) to $105.78B.

Among the 8 billionaires under 45 we track, Mark Zuckerberg stays on top at $235.78B. Mark Zuckerberg was the day's biggest move in that group, up $1.80B (0.77%) to $235.78B.