9 September 2026
What we used
- Forbes
- Forbes Real-Time Billionaires. 9 September 2026, 6:30am EDT. Musk $913.15B.
- Bloomberg
- Bloomberg Billionaires Index. 9 September 2026, close of New York session. Musk $908.00B.
- Number one
- Elon Musk $913.15B · Forbes only
- Top ten, added up
- $2872.81B
- The clock
- We take a public paper fortune, assume it earns 5% a year and divide by the seconds in a year. That is the clock. Not a salary. Not cash in a drawer. Dated to the stamp on the page.