What moved it
After SpaceX acquired xAI in February 2026. In June SpaceX listed, and took him past $1 trillion.
That year’s milestones
- $800B, 3 February 2026. Passes $800 billion. Wealth of Elon Musk, Wikipedia, citing Forbes
- −$50B, 11 June 2026. Loses $50 billion in a day as Tesla shares fall, the day before the SpaceX listing. Forbes, 11 June 2026
- $1T, 12 June 2026. The first trillionaire, on the day SpaceX began trading. Forbes, 12 June 2026
- $1.45T, June 2026. The peak so far. SpaceX shares then fell 31% and took him back under $1 trillion later that month. Forbes, 2 October 2026
- +$61B, 2 October 2026. Gains $61 billion in a day as SpaceX and Tesla shares rise together. Forbes, 2 October 2026
Against today
Our checkpoint at the close on 15 October 2026 was $924.3 billion, which is 1.1 times his March 2026 figure. Against the $22 million he took from selling Zip2 in 1999, the 2026 figure was 38,136 times as much.
Where the figure comes from
His entry on the Forbes World’s Billionaires list, published each March and measured a few weeks before: The World's Billionaires, Wikipedia, citing Forbes . Every year is on History.