World's Billionaires: Michael Dell Tops the List — September 13, 2026

Michael Dell closed out September 13, 2026 atop the World's Billionaires list, an estimated $417.10B, built primarily on Dell Technologies. Right behind: Elon Musk and Jeff Bezos follow in the next spots, at $400.20B and $276.24B respectively. Combined, the 51 people we track here are worth $3.86T, down $5.64M from the prior session.

Germán Larrea posted the day's biggest gain, adding $12.16M (0.03%) to reach $43.81B (#23). The move traces to Grupo México (GMEXICOB.MX), which climbed 0.21% on the day — most of a billionaire's daily swing simply follows their main stock's share price.

On the other side, Bernard Arnault took the day's steepest loss, down $11.74M (0.01%) to $121.18B (#10). The move traces to LVMH (MC.PA), which climbed 2.16% 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 $78.18B.

Among the 11 women we track, Alice Walton stays on top at $103.58B. Françoise Bettencourt Meyers was the day's biggest move in that group, down $5.11M (0.01%) to $69.07B.

Among the 8 billionaires under 45 we track, Mark Zuckerberg stays on top at $256.81B.