South African Billionaire Businessman and World richest man Elon Musk has made history by becoming the first person to surpass a net worth of $600 billion, as at Tuesday, December 16, 2025 thanks to the soaring valuation of his companies, SpaceX and Tesla.
According to Forbes, Musk’s net worth is estimated to be around $677 billion, with SpaceX valued at $800 billion and Tesla contributing significantly to his wealth.
This achievement is largely driven by SpaceX’s potential public offering (IPO) in 2026, which could value the company at $1.5 trillion. Musk owns 42% of SpaceX and 12% of Tesla, making him the world’s richest person by a significant margin.
Musk’s wealth is also boosted by his AI company, xAI, which is valued at $230 billion and is in talks to raise $15 billion in fresh equity. With his diversified portfolio and relentless pursuit of technological advancement, Musk is poised to continue shaping the future of space travel, electric mobility, and AI.