December 2025 has just witnessed a historic moment in economic history. Elon Musk has shattered a threshold no one ever dared to imagine: the symbolic barrier of $600 billion in personal wealth. This achievement places him not only at the top of the Forbes ranking but in a completely unprecedented financial dimension.
A Record That Defies Comprehension
According to the latest Forbes ranking update published in mid-December 2025, Elon Musk’s fortune now reaches $677 billion. Bloomberg, typically more conservative in its estimates, confirms this explosive trend with a figure of $648 billion.
To put these numbers in perspective: Elon Musk is now twice as wealthy as the second richest person on the planet, Larry Page (Google co-founder), whose net worth hovers around $264 billion. The gap with his pursuers now exceeds $400 billion, a chasm never before observed in modern economic history.
Three Pillars of This Meteoric Rise
This wealth explosion doesn’t rest solely on Tesla, but on a triumvirate of revolutionary companies:
1. SpaceX: The Main Catalyst ($800 Billion)
SpaceX’s valuation has literally doubled since summer 2025, jumping from $400 to $800 billion following a strategic tender offer. Persistent rumors even mention a 2026 IPO that could propel the valuation to $1.5 trillion.
With approximately 42% ownership in the company, this valuation alone instantly injected $168 billion additional wealth into Musk’s personal net worth.
2. Tesla: A New All-Time High
Tesla stock reached a new absolute record (All-Time High) at $490 in December 2025, driven by massive investor enthusiasm surrounding autonomous « Robotaxi » testing in the streets of Austin, Texas. Musk retains approximately 12-13% of Tesla’s capital.
3. xAI: Artificial Intelligence in Full Expansion
His artificial intelligence startup xAI, now tightly integrated with the X ecosystem (formerly Twitter), boasts an impressive valuation of $105 billion. This tech/crypto-adjacent component adds significant strategic diversification to his portfolio.
The 2025 Rankings: Overwhelming Dominance
The global billionaire podium reveals the magnitude of the gap created by Musk:
- 1. Elon Musk: $677 billion
- 2. Larry Ellison (Oracle): $320-350 billion
- 3. Larry Page (Google): $264 billion
- 4. Jeff Bezos (Amazon): $235 billion
- 5. Bernard Arnault (LVMH): $182 billion
Historic Annual Gain
According to the Bloomberg Billionaires Index, Elon Musk’s wealth gain in 2025 amounts to approximately $216 billion – a figure that alone exceeds Bernard Arnault’s total fortune, Europe’s richest man.
Capital.fr and Business Insider confirm that this exponential trajectory was already visible as early as October 2025, when Musk crossed the $500 billion mark, before December’s lightning acceleration.
Implications and Outlook
This unprecedented wealth concentration raises fascinating questions about the evolution of technological capitalism. Elon Musk doesn’t simply own assets: he controls critical infrastructure in electric mobility, space exploration, and artificial intelligence.
With the potential SpaceX IPO on the horizon and continuous xAI developments, some analysts don’t rule out that his fortune could reach the symbolic trillion-dollar mark by 2027-2028.
Sources: Forbes, Bloomberg Billionaires Index, Capital.fr, Business Insider, Fortune, Le Revenu, The Guardian
