Frequently Asked Questions

June 28, 1971 in Pretoria, South Africa.

Estimates fluctuate daily; recent Bloomberg and Forbes trackers place it in the range of $400-450 billion, making him the world's wealthiest person.

Maye Musk (model and dietitian, Canadian-born) and Errol Musk (South African electromechanical engineer).

Publicly acknowledged: at least 12, with several different partners. His first son Nevada Alexander died at 10 weeks in 2002.

He leads Tesla, SpaceX, xAI (which absorbed X), Neuralink, and The Boring Company.

No. Tesla was founded in 2003 by Martin Eberhard and Marc Tarpenning. Musk led the Series A in 2004 and is recognized as a co-founder per a 2009 settlement.

October 2008, during the financial crisis.

May 2002.

SpaceX's satellite internet constellation, operational since 2019. As of 2025 it has more than 7,000 satellites in orbit.

SpaceX's fully reusable super-heavy launch vehicle being developed for Mars colonization and lunar landings under NASA's Artemis program.

He closed the $44 billion acquisition on October 27, 2022.

He has long pursued an 'everything app' under the X brand, dating back to X.com in 1999. The rebrand happened in July 2023.

An AI company Musk founded in July 2023 to build Grok, a large language model integrated into X.

Yes — he co-founded OpenAI in 2015 with a $1B pledge and served on its board until 2018. He has since become a public critic and is suing OpenAI.

A brain-computer interface company co-founded by Musk in 2016. The first human implant occurred in January 2024.

Musk's tunneling firm, founded in 2016. It operates the Vegas Loop.

Queen's University in Canada, then the University of Pennsylvania (BAs in physics and economics).

Briefly — he enrolled in a materials-science PhD in 1995 and dropped out within days to start Zip2.

Musk's first company, an online city-guide software for newspapers. Sold to Compaq in 1999 for $307M.

From the Zip2 sale ($22M personally) and the eBay-PayPal acquisition in 2002 (~$180M personally).

2002.

South African (by birth), Canadian (via his mother), and United States (naturalized 2002).

He has BAs in physics and economics and has been deeply involved in technical decisions at SpaceX and Tesla, though he has no formal engineering degree.

Approximately 13% (and a far larger voting stake when including options).

Roughly 42% of equity and 79% of voting power.

The Department of Government Efficiency, created by executive order in January 2025 and initially led by Musk to cut federal spending. He left the role in May 2025.

After public disputes with administration officials and limited cost-cutting results, Musk departed in May 2025.

A tweet claiming he had funding to take Tesla private at $420/share. The SEC sued for securities fraud; Musk settled for $40M and lost the Tesla chairmanship.

Yes, it has been GAAP-profitable annually since 2020.

Tesla's stainless-steel electric pickup, unveiled in 2019 and delivered starting late 2023.

A humanoid robot project Tesla unveiled in 2021. Prototypes have been demonstrated since 2022; production at scale is targeted for the late 2020s.

An advanced driver-assistance system that Tesla markets as a future fully autonomous capability; currently classified as Level 2 (driver supervision required).

September 28, 2008, on the fourth Falcon 1 flight — the first privately developed liquid-fueled rocket to reach Earth orbit.

SpaceX's first crewed mission, launching NASA astronauts to the ISS on May 30, 2020.

On October 13, 2024, SpaceX caught the Super Heavy booster mid-air with the launch tower's mechanical arms — a world first.

Canadian musician (Claire Boucher), Musk's former partner and mother of three of his children (X Æ A-12, Exa Dark Sideræl, and Techno Mechanicus).

A Neuralink executive who has had multiple children with Musk via IVF.

Three times: Justine Wilson (2000-2008), and Talulah Riley (twice: 2010-2012 and 2013-2016).

After backing Trump's 2024 campaign with over $250M and leading DOGE, the relationship publicly soured in mid-2025.

Volatile, but typically among the world's most valuable automakers, in the $700B-$1T range.

As of 2025 SpaceX is valued at roughly $350-400B in secondary share transactions, making it the most valuable private company.

No, he has not flown to space himself.

A series of public strategy documents (2006, 2016, 2023) outlining Tesla's roadmap from luxury EVs to mass-market vehicles to a sustainable-energy economy.

Primarily English. He grew up speaking English and was educated in Afrikaans during school.

He has publicly stated he has Asperger's syndrome, an autism-spectrum diagnosis, in a 2021 SNL monologue.

Approximately 1.88 m (6 ft 2 in).

He cited free speech as a primary motivation. The platform's content-moderation policies changed substantially after the acquisition.

A performance-based stock award worth up to $56B. A Delaware court voided it in 2024; Tesla shareholders re-ratified it later that year; further legal proceedings continue.

An online bank Musk co-founded in 1999. It merged with Confinity in 2000 to become PayPal.

He has not personally. Both Tesla and SpaceX came close in 2008; Musk says he put his last personal funds into Tesla to save it.